[Event "BBC radio game"]
[Site "?"]
[Date "1961.??.??"]
[Round "?"]
[White "Fischer_RJ/Barden_LW"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "B81"]
[PlyCount "110"]
[EventDate "1961.??.??"]
[EventType "game (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h3 Nc6 8. Be3 Bd7 9. Qd2 Nxd4 10. Qxd4 Qa5 11. O-O-O Bc6 12. Kb1 Be7 13. Bg2 O-O 14. Qd2 Rfd8 15. Nd5 Qxd2 16. Nxe7+ Kf8 17. Bxd2 Kxe7 18. Rhe1 Rac8 19. c4 Nd7 20. b3 e5 21. Be3 Nc5 22. f3 b6 23. h4 Ne6 24. Bf1 f6 25. h5 Be8 26. Kb2 Bf7 27. a4 Rb8 28. a5 Nc5 29. Ra1 Rd7 30. Kc3 bxa5 31. Bxc5 dxc5 32. Rxa5 Rc7 33. Rea1 Rbb7 34. Rb1 Be8 35. b4 cxb4+ 36. Rxb4 Rxb4 37. Kxb4 Rb7+ 38. Kc3 Bf7 39. Bd3 Kd7 40. c5 Rb3+ 41. Kc2 Rb7 42. Bb5+ Kd8 43. Bc6 Rc7 44. Bd5 Be8 45. Kb3 Bd7 46. Kc4 Ke7 47. Ra6 Bc8 48. Rc6 Rxc6 49. Bxc6 Ba6+ 50. Kd5 Be2 51. Ba4 Bxf3 52. c6 Bxg4 53. c7 Bc8 54. Kc6 f5 55. exf5 Bxf5 1/2-1/2

[Event "BPCF-Finland"]
[Site "corr"]
[Date "1975.??.??"]
[Round "4.1"]
[White "Aijala, Jorma"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "A33"]
[Annotator "Harding"]
[PlyCount "60"]
[EventDate "1975.01.03"]
[EventType "team (corr)"]
[EventRounds "2"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Nc2 d5 8. cxd5 exd5 9. Bg2 (9. Nxd5 Nxd5 10. Qxd5 Be6 11. Qe4 Nb4 12. Ne3 f5 13. Qe5 Kf7 14. Bg2 Bd6 15. Qc3 Rac8 {with excellent compensation for the pawn (Beliavsky-D.Gurevich, USSR 1975)}) 9... d4 10. Nb1 Bc5 11. O-O O-O 12. Ne1 Re8 13. h3 Bf5 14. Nd3 Nb4 15. Nxc5 Qxc5 {The position has similarities to a Tarrasch Defence. White has obtained the  pair but it is only temporary. His queenside development is backward so he is unable to prevent ...e4.} 16. Na3 Be4 17. Bd2 Bxg2 18. Kxg2 Qc6+ 19. Kh2 {[#]} d3 20. e3 {An admission of failure, but after} (20. exd3 Nxd3 {Black's knights, supported by the rooks, create threats on both wings.}) (20. Bxb4 $2 dxe2) 20... Nbd5 21. Rc1 Qd7 22. Rc4 Ne4 $5 23. Kg2 Rad8 24. Rd4 Qc6 {This sets up a masked battery on the long diagonal in preparation for the final combination.} 25. Kh2 $2 {[#]} (25. Rc4 {looks somewhat better:} Qg6 (25... Qf6 26. Rd4) 26. Rd4 $2 ({but better} 26. Nb5 {or b1}) 26... Nf4+) 25... Nxe3 $5 {This piece sacrifice, although sound, is not necessary as} (25... Nxd2 26. Qxd2 Nxe3 {also wins. However, White can fight on with rook and knight against queen in the line} 27. Qxe3 (27. fxe3 $4 Rxd4) 27... Rxe3 28. Rxd8+ Re8 29. Rxd3) 26. Bxe3 Rxd4 27. Bxd4 Ng5 $1 28. h4 (28. Bxa7 Nf3+ 29. Kh1 d2) 28... Nf3+ 29. Kh3 g5 30. Be3 $2 {Loses instantly, but Black has a technically easy win after} (30. Qxd3 g4+ 31. Kxg4 Nh2+ 32. Kh3 Nxf1 33. Qxf1 Qd7+ {and ...xd4}) 30... g4+ 0-1

[Event "BPCF-Finland"]
[Site "corr"]
[Date "1975.??.??"]
[Round "4.2"]
[White "Penrose, Jonathan"]
[Black "Aijala, Jorma"]
[Result "1-0"]
[ECO "B14"]
[PlyCount "57"]
[EventDate "1975.01.03"]
[EventType "team (corr)"]
[EventRounds "2"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Qb3 Bg7 7. cxd5 O-O 8. Be2 Nbd7 9. Bf3 Nb6 10. Nge2 Bf5 11. O-O Bd3 12. d6 exd6 13. Bxb7 Rb8 14. Bf3 Qd7 15. Qd1 Ba6 16. Re1 Rfe8 17. b3 Re7 18. Bf4 h6 19. Ng3 Rbe8 20. Qd2 g5 21. Rxe7 Rxe7 22. Be3 d5 23. Rc1 Bb7 24. Qc2 Bc8 25. Be2 Qe8 26. Bb5 Qd8 27. Na4 Be6 28. Nc5 Ng4 29. Nxe6 1-0

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Tompa, Janos"]
[Result "1-0"]
[ECO "B48"]
[Annotator "various"]
[PlyCount "59"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

{This game first appeared in BCM; see also New in Chess 3/1985 pp40-1} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Be3 Nf6 8. O-O Ne5 9. Be2 $1 {Theory recommended 9 h3 but Penrose had already played this OTB against Najdorf and Unzicker.} b5 (9... Bc5 {(possible after 9 h3) is bad here because of} 10. f4 Nc6 {Now there is no  to capture on d3} 11. e5 $1) 10. f4 Nc4 11. Bxc4 Qxc4 12. e5 Nd5 (12... b4 $5 13. Qf3 Rb8 14. exf6 bxc3 15. b3 Qc7 16. f5 Bb7 17. Bf4 d6 18. Qe3 e5 19. fxg7 Bxg7 20. f6 $1 $40 {"British Chess" (after BCM)}) 13. Nxd5 Qxd5 14. Qe2 Bb7 15. Rad1 {In his notes in Chess Monthly Oct 98 p43, Jimmy Adams points out that Mortazavi, in his book Winning with the Kan, queries White's 9th and cites a game where White came off worse after 15 b3 c8 because of the bishop pair. Penrose shows that White has real threats against the black king.} Qe4 (15... Qxa2 $2 16. b3 {threatens f4-f5}) 16. Qf2 Be7 17. f5 Bh4 18. Qd2 {threatens 19 f4 and capturing twice on e6} Qd5 19. c3 h5 $6 20. a4 $1 {To deter ...0-0-0} Be7 21. axb5 Qxe5 {[#]} (21... axb5 22. Qf2) 22. Nc6 $1 dxc6 (22... Bxc6 23. bxc6 d5 24. Qd3) 23. Qd7+ Kf8 24. Bd4 Bc8 (24... Qb8 25. fxe6 f6 26. Bxf6 gxf6 27. Rxf6+) 25. Qxc6 Qb8 26. fxe6 f6 27. Bc5 $1 {Threat d8#} Bxe6 28. Bxe7+ Kf7 (28... Kxe7 29. Rfe1 Qc8 {and now BCM/British Chess give 30 d6+- but NIC and Chess Monthly have} 30. Rxe6+ Qxe6 31. Qb7+) 29. Bxf6 gxf6 30. Rd7+ (30. Rd7+ {1-0} Bxd7 (30... Kg6 31. Qxe6) 31. Qxf6+) 1-0

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Sande, Oystein"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "73"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Nc3 Na5 11. Ba2 b4 12. Nb1 c5 13. Nbd2 Bc6 14. c3 Rb8 15. d4 cxd4 16. cxd4 b3 17. Bb1 Qc7 18. Nf1 Rb4 19. Bg5 Rxa4 20. Rxa4 Bxa4 21. Qd2 Nc6 22. Ne3 g6 23. Bh6 Rb8 24. Nd5 Nxd5 25. exd5 Nb4 26. dxe5 Qc5 27. exd6 Bf8 28. Bxf8 Rxf8 29. Ng5 Nxd5 30. d7 Rd8 31. Ne4 Qb4 32. Nf6+ Kg7 33. Qxb4 Nxb4 34. Re8 Rxd7 35. Nxd7 Bxd7 36. Re5 Kf6 37. Ra5 1-0

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Nederkoorn, Cornelis AJ (Cees)"]
[Result "1-0"]
[ECO "B04"]
[Annotator "CC67 pp115-16"]
[PlyCount "73"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Ng5 d5 8. f4 Nc6 9. c3 f6 10. Nf3 Bf5 11. O-O Qd7 12. Nbd2 fxe5 13. fxe5 O-O 14. Rf2 Na5 15. Bc2 Bxc2 16. Qxc2 c5 17. Nb3 Nxb3 18. axb3 {JP: A published source (BCCA magazine) had incorrectly given the move as 18 Qxb3.} cxd4 19. cxd4 Rac8 20. Qd3 a6 21. Bg5 Na8 22. Qd2 Rf7 23. Bh6 Nc7 24. Bxg7 Kxg7 25. e6 Nxe6 26. Ne5 Rxf2 27. Qxf2 Qd6 28. Qf7+ Kh8 29. Nf3 Nf8 30. Re1 e6 31. Qf6+ Kg8 32. Ne5 Qb4 33. Rf1 Qxd4+ 34. Kh1 h6 35. Qf7+ Kh8 36. Qxb7 Qc5 37. Nf7+ {CC67 pp115-16} 1-0

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Yudovich, MikhailMikhailovich"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D29"]
[PlyCount "78"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 Nf6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7 11. e4 cxd4 12. Nxd4 Bc5 13. Bg5 O-O 14. Rac1 Qb6 15. Nf3 Bc6 16. h3 Rac8 17. Bh4 Qb8 18. a3 Nh5 19. Nd4 Bxd4 20. Qxh5 Nf6 21. Qe2 Qf4 22. Bg3 Qg5 23. Qe1 Bc5 24. Kh2 Rfe8 25. e5 Nh5 26. Ne2 Qe7 27. Rd3 Nxg3 28. Nxg3 Ba8 29. Rc2 Bb6 30. Re2 Red8 31. Rxd8+ Qxd8 32. Qb4 Qd4 33. Qe7 Qf4 34. Qb4 Qxb4 35. axb4 Rd8 36. Bc2 Rd4 37. Be4 Bxe4 38. Nxe4 Rxb4 39. Rc2 Rc4 {[#] Adjudicated as a win for Black} 0-1

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Smrcka, Frantisek"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "86"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O O-O 8. Be3 Nc6 9. f4 a6 10. Qe1 Nxd4 11. Bxd4 b5 12. a3 Nd7 13. Rd1 Qc7 14. Qf2 Bb7 15. Rd2 e5 16. Be3 exf4 17. Bxf4 Ne5 18. Rfd1 Rad8 19. Be3 Rc8 20. Bd4 Bc6 21. Qg3 Bf6 22. Nd5 Bxd5 23. exd5 Qe7 24. c3 Rfe8 25. Bd3 g6 26. a4 Qb7 27. axb5 axb5 28. Be2 Bg7 29. Qf4 b4 30. cxb4 Nc4 31. Rc2 Bxd4+ 32. Rxd4 Ne3 33. Rxc8 Qxc8 34. Re4 Nxd5 35. Qg4 Qc1+ 36. Kf2 Ra8 37. Qg3 Nf6 38. Re7 Qd2 39. Qc3 Ng4+ 40. Kg3 Qg5 41. Bf3 Ne3+ 42. Kh3 Qxe7 43. Bxa8 Qe6+ 0-1

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Pioch, Zygmunt"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "B81"]
[Annotator "Steinkohl"]
[PlyCount "72"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 a6 7. g5 Nfd7 8. Bg2 Nc6 9. f4 Qb6 (9... h6 {Byrne-Penrose, 1974}) 10. Nb3 h6 $1 11. g6 Be7 12. gxf7+ Kxf7 13. h4 $2 Bxh4+ 14. Kd2 Qf2+ 15. Qe2 Nf6 16. Qxf2 Bxf2 17. Ke2 Bb6 18. Be3 Bxe3 19. Kxe3 Bd7 20. Rad1 Ke7 21. Bf3 g5 22. Rdg1 gxf4+ 23. Kxf4 Raf8 24. Rg7+ Rf7 25. Rxf7+ Kxf7 26. Be2 h5 27. Ke3 h4 28. Nd1 h3 29. Nf2 e5 30. Nd2 Nd4 31. Bd1 Rg8 32. Nf1 Bb5 33. Nh2 Rg3+ 34. Nf3 Bd7 35. c3 Nxf3 36. Bxf3 d5 $1 (36... d5 {0-1} 37. exd5 Nxd5+ {and ...b5 wins the f3-}) 0-1

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Mechkarov, Stefan"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "86"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 e6 8. O-O Be7 9. Qe2 O-O 10. Rd1 Bd7 11. Bxd5 exd5 12. Nc3 Be6 13. Bf4 a6 14. Qe3 Re8 15. Ng5 dxe5 16. dxe5 d4 17. Qg3 Bf5 18. Nf3 Qd7 19. Na4 Rad8 20. Nb6 Qe6 21. Rac1 Nb4 22. Nxd4 Rxd4 23. Rxd4 Qxb6 24. Rcd1 Nc2 25. Rd5 h5 26. h4 Bg4 27. R1d2 Nb4 28. R5d4 Nxa2 29. Bg5 Nc1 30. Rxg4 hxg4 31. Bxe7 Rxe7 32. Qxg4 Re8 33. Qd1 Rc8 34. Qf3 Qb4 35. Qf5 Re8 36. e6 Qe7 37. Qc2 Na2 38. exf7+ Qxf7 39. Re2 Rxe2 40. Qxe2 Nb4 41. Qg4 Nd3 42. Qd4 Qf5 43. g4 Qf3 0-1

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Kahn, Manfred"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "41"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. a4 Nf6 7. O-O Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. Rd1 O-O 11. h3 h6 12. dxc5 Bxc5 13. e4 Nd7 14. Be3 b6 15. Rd2 Bb7 16. Rad1 Rfd8 17. Nd4 Nde5 18. Ba2 Nxd4 19. Bxd4 Bxd4 20. Rxd4 Nc6 21. Rxd8+ 1/2-1/2

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Berggreen, Anders Juhl"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D27"]
[PlyCount "92"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. a4 Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. Rd1 O-O 11. h3 h6 12. d5 exd5 13. Nxd5 Nxd5 14. Bxd5 Re8 15. e4 Nb4 16. Be3 Nxd5 17. exd5 f5 18. Qc2 f4 19. Bd2 Qf7 20. Re1 Bf5 21. Qc4 Bd7 22. Rac1 Qg6 23. Rxe8+ Rxe8 24. Re1 Rxe1+ 25. Nxe1 b5 26. axb5 Bxb5 27. Qc2 Qxc2 28. Nxc2 Bd3 29. Ne1 Bc4 30. h4 Kf7 31. Nc2 Bb3 32. Ne1 Bxd5 33. Nd3 f3 34. gxf3 Bxf3 35. Bc3 Be2 36. Ne5+ Ke6 37. f4 g5 38. hxg5 hxg5 39. Nc6 Bxf4 40. Kf2 Bd1 41. b4 Kd5 42. Na5 cxb4 43. Bxb4 g4 44. Nb7 Bf3 45. Be1 Kd4 46. Na5 Bd5 0-1

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Majstorovic, Ljubinko J"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "111"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d4 d6 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Bg5 Be6 13. Nbd2 h6 14. Be3 Bxb3 15. cxb3 Bd6 16. Rac1 Na5 17. Kf1 Nd7 18. Rc2 f6 19. Rd1 Rac8 20. Nh4 g5 21. Nf5 Bf8 22. Ke1 c5 23. f3 Nb8 24. Bf2 Kf7 25. Ne3 Nbc6 26. Nd5 Nd4 27. Bxd4 exd4 28. Nc4 Nc6 29. Kd2 Rb8 30. Kd3 Rb7 31. Rf1 Ke6 32. f4 g4 33. f5+ Kf7 34. h3 Be7 35. Nf4 gxh3 36. gxh3 Rg8 37. Ng6 Kg7 38. e5 Kh7 39. e6 Rbb8 40. Nd2 Rxg6 41. fxg6+ Kxg6 42. Nc4 f5 43. Rg2+ Kf6 44. Rfg1 Ne5+ 45. Nxe5 Kxe5 46. Rg8 Rb7 47. R8g7 f4 48. R1g6 f3 49. Rf7 h5 50. Rxf3 Rb8 51. Rf7 Re8 52. Rh7 Kf5 53. Rgh6 Bg5 54. Rf7+ Ke5 55. Rxh5 Kxe6 56. Ra7 1-0

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Krantz, Kjell Erik"]
[Result "1-0"]
[ECO "B33"]
[Annotator "Botterill, Jimmy Adams etc."]
[PlyCount "53"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

{Botterill wrote in the book "British Chess" that this game changed the assessment of a sharp Sicilian variation. Compare more recent notes in Chess Monthly Oct 98 p44. The game also appeared in Fernschach.} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 Be6 {The old Bird/Larsen line that was soon to be superseded.} ({The fashionable move is} 9... b5 {In Informator 25 this move was played in 22 out of 23 games.}) 10. Nc4 Rc8 11. Bxf6 gxf6 12. Ne3 (12. Bd3 {and then 13 e3 was later regarded as more precise.}) 12... Ne7 (12... Bh6 $142) 13. Bd3 Qb6 (13... Bh6 $5 14. O-O) 14. O-O Qxb2 {Suggested by Larsen in Skakbladet (1963).} 15. Ncd5 Bxd5 16. exd5 Qd4 17. Rb1 $1 {"This seems to be much more dangerous for Black than the immediate 17 f3 f4" - Botterill.} (17. Qf3 {Theory gave only} Nxd5 $2 {but after 17...Qf4 the play is equal.} (17... Qf4 18. Qh3 {Lombardy-Markland, Nice ol 1974} Qh6 $1 19. Qg4 Qf4 {according to Chess Monthly}) 18. Nxd5 Qxd5 19. Bb5+) 17... Rc7 ({Botterill: if} 17... b5 18. a4 $1 {breaking up the black queenside} Qxa4 $140 19. Ra1 {followed by xa6.}) 18. Qf3 Qf4 19. Qe2 $1 e4 $6 {The decisive mistake in a difficult position: the Q gets cut off from the decisive battle on the queenside. However White also holds a clear advantage after the better moves 19...Bg7, 19...Bh6 or 19...f5. [#]} 20. Bxa6 $1 bxa6 21. Rb8+ Nc8 {Botterill: "It is easy to see that the piece sacrifice is amply justified by the fact that Black's king's rook and king's bishop canot communicate with the other side of the board."} (21... Rc8 22. Rxc8+ Nxc8 23. Qxa6 {threats 24 xc8+, 24 b1 (Chess Monthly)}) 22. Qxa6 Kd8 23. Rfb1 Qe5 {Prepares ...Qc3 to parry the threat of R1b7.} 24. Rxc8+ $1 Rxc8 25. Qa5+ Ke8 (25... Rc7 26. Rb8+ Kd7 27. Qb5+) 26. Qa4+ Kd8 27. Rb7 (27. Rb7 {1-0, as the only way to avoid mate is} Qe7 (27... Rc7 28. Rb8+ Rc8 29. Qa5+ Kd7 30. Rb7+ {soon mates:} Ke8 31. Qa4+ Kd8 32. Qd7#) (27... Qa1+ 28. Nf1 Rc7 29. Rb8+ Rc8 30. Qa5+ Kd7 31. Rb7+ {mates: Chess Monthly}) 28. Rxe7 {"leading to an obviously disastrous endgame" - Botterill.}) 1-0

[Event "CCOL8 final-04"]
[Site "corr ICCF"]
[Date "1977.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Kalish, John Peter"]
[Result "1-0"]
[ECO "C74"]
[PlyCount "47"]
[EventDate "1977.??.??"]
[EventType "team-tourn"]
[EventRounds "12"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6 11. d4 e4 12. Ng5 d5 13. f3 exf3 $2 ({Theory now considers} 13... h6 {the best chance, driving the  back to h3 (Leko-Yusupov, Vienna 1996) but see Mitchell-Kondali. After} 14. Ne6 $6 Qd7 15. Nxg7+ $2 Kf8 {the  is trapped.}) 14. Ne6 Qd7 {[#] Black hopes for counterplay down the g-file but White develops rather than capturing on f3 or g7.} 15. Bf4 Rc8 16. Nd2 f2+ (16... fxg2 {might be better.}) 17. Kxf2 Kf7 18. Ng5+ Kg8 19. Kg1 h6 20. Ngf3 Qg4 21. Be5 Qd7 22. h3 Nh7 $2 23. Qg6 Bg5 24. Bxg7 $1 (24. Bxg7 Qxg7 25. Qe6+) 1-0

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Kramer, Haije J"]
[Result "1/2-1/2"]
[ECO "B85"]
[Annotator "Kramer & Bouwmeester in NIC 3/1985"]
[PlyCount "73"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

{Notes by Kramer & Bouwmeester in NIC 3/1985 pp. 42-3 (incorrectly saying the game was in the Potter Memorial)} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O O-O 8. f4 Nc6 9. Be3 a6 10. Qe1 Bd7 11. Qg3 b5 12. e5 dxe5 13. fxe5 Nxd4 14. Bxd4 Bc6 $1 15. Rad1 $1 Ne4 16. Qg4 Nxc3 17. bxc3 $1 Qd5 $1 (17... Bd5 18. Rf6 $6 {TH: Kramer feared it but probably Penrose would not have played this!} (18. Rd3 {possible but may be met by} f5 {Bouwmeester}) 18... Kh8 (18... Bc4 $5 {but not}) (18... Bxa2 $2 19. Rd3 Bc4 20. Rh3 Bxe2 21. Qxe2 $18 {Bouwmeester}) (18... Bxf6 19. exf6 g6 20. Qg5 Kh8 21. Rd3 Rg8 22. Rh3 Qf8 23. Rh6 Be4 24. Bd3 {threat Qh4+- Kramer}) 19. Qh4 $1 Bc4 $142 $1 {Bouwmeester} (19... gxf6 20. exf6 Bd6 21. Bd3 {Kramer})) 18. Bf3 (18. Rf6 $2 Qxg2+) 18... Qc4 19. Bxc6 Qxc6 20. Rd3 Bc5 21. Rg3 g6 22. h4 Rad8 23. h5 Qd5 24. Kh2 Bxd4 25. cxd4 Qxd4 26. Qg5 Rd5 $1 27. Re3 f6 28. Rxf6 Rxf6 29. Qxf6 Qxe3 30. Qxe6+ Kg7 31. Qxd5 Qf4+ 32. Kh3 Qe3+ 33. g3 Qe2 $1 34. hxg6 (34. e6 Qxh5+ 35. Qxh5 gxh5 36. Kh4 Kf6 37. Kxh5 Kxe6 38. Kh6 Kf5 39. Kxh7 Kg4 40. Kg6 Kxg3 41. Kf5 Kf3 42. Ke5 Ke3 43. Kd5 Kd2 44. c4 bxc4 45. Kxc4 Ke3 $11) (34. h6+ Kxh6 35. e6 g5 $1) 34... Qh5+ 35. Kg2 Qe2+ 36. Kg1 Qe1+ 37. Kg2 1/2-1/2

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Heemsoth, Hermann"]
[Result "1/2-1/2"]
[ECO "B52"]
[PlyCount "77"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Re1 g6 9. c4 Bg7 10. Nc3 O-O 11. Nc2 Rac8 12. b3 Nh5 13. Bb2 f5 14. exf5 Qxf5 15. Qd2 Nf4 16. Ne3 Qh5 17. Ncd5 Bxb2 18. Nxf4 Rxf4 19. Qxb2 Rcf8 20. f3 Ne5 21. Rad1 Rh4 22. Nf1 Qg5 23. Kh1 b6 24. Qe2 Rhf4 25. Qe3 Qf6 26. Ng3 Rh4 27. Ne4 Qg7 28. Nf2 Rhf4 29. Nh3 {[#]} Rxf3 30. gxf3 Rxf3 31. Qe4 Rxh3 32. Qb7 Qh6 33. Re2 Qh5 34. Rf1 Nf3 35. Qd5+ Qxd5 36. cxd5 Ne5 37. Rc1 Rd3 38. Rc8+ Kg7 39. Rc7 1/2-1/2

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Engel, Klaus Eberhard"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "63"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Bg4 9. c4 Nf6 10. cxd5 Nxd5 11. Nc3 O-O 12. Be4 Be6 13. a3 (13. Qd3 h6 14. Bh7+ Kh8 15. Bf5 Ncb4) 13... Bf6 14. h3 h6 15. Bc2 Nde7 16. Be3 Bf5 17. Ne4 Nd5 18. Qd3 Nce7 19. Qb5 Qc8 20. Rac1 c6 21. Qc5 Bxe4 22. Bxe4 Rd8 23. Bd2 Qc7 24. Bb1 Nf4 25. Re4 Ne6 26. Qc2 a5 27. Rce1 Nf5 28. g4 Nfxd4 29. Rxd4 Rxd4 30. Qh7+ Kf8 31. Qh8+ Ke7 32. Qxa8 1-0

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Povah, Nigel Edward"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D29"]
[PlyCount "72"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. Qe2 b5 7. Bb3 Nf6 8. O-O Bb7 9. Rd1 Nbd7 10. Nc3 Qc7 11. e4 cxd4 12. Nxd4 Bc5 13. Be3 O-O 14. f3 Rfd8 15. Qf2 Rac8 16. a4 b4 17. Nce2 Qe5 18. Nf4 Bd6 19. Qh4 Nc5 20. Nd3 Nxd3 21. Rxd3 Rd7 22. Rad1 Rcd8 23. Bc4 Bc5 24. Qg3 Qxg3 25. hxg3 {[#]} Nxe4 $1 26. fxe4 Bxe4 27. R3d2 e5 28. Bxa6 Bxd4 29. Bxd4 Rxd4 30. Rxd4 Rxd4 31. Rxd4 exd4 32. a5 Kf8 33. Bc4 Ke7 34. a6 Kd6 $1 35. Bxf7 Kc5 36. Kf2 Kb5 {Notes Ajedrez de Estilo 43p75} 0-1

[Event "C&DCCC Ward Higgs 8182"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Mardle, Denis V"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "A33"]
[PlyCount "76"]
[EventDate "1981.??.??"]
[EventType "team (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

{Sent by J.Penrose, this completes the record of his CC career.} 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. Nc2 d5 7. e3 Bc5 8. a3 a6 9. b4 Ba7 10. Bb2 O-O 11. cxd5 exd5 12. Ne2 Bg4 13. h3 Bh5 14. g4 Bg6 15. Bg2 Re8 16. O-O Rc8 17. Rc1 Bb8 18. Ncd4 Ne5 19. Rxc8 Qxc8 20. Nf4 Nc4 21. Bc1 Be4 22. f3 Bg6 23. Nxg6 hxg6 24. Re1 g5 25. Re2 Qc7 26. Kf1 Ba7 27. Nc2 Qd6 28. Qd3 Nd7 29. f4 Nf6 30. Nd4 gxf4 31. exf4 Ne4 32. Bxe4 dxe4 33. Qxc4 Bxd4 34. Qb3 e3 35. Bxe3 Qe7 36. Qd5 Bxe3 37. Kg2 Qc7 38. Qf3 Qc1 0-1

[Event "BPCF Jubilee extra"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Endzelins, Lucius"]
[Result "*"]
[ECO "B85"]
[PlyCount "20"]
[EventDate "1981.??.??"]
[EventType "corr"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O O-O 8. Be3 Nc6 9. f4 a6 10. Kh1 Bd7 {Game abandoned; Endzelins WD and scores cancelled??} *

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Webb, Simon"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "B81"]
[Annotator "Penrose, Chess Oct 98 p45"]
[PlyCount "62"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

{"My most enjoyable game" JP said to TH Nov 99.} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 Nc6 7. g5 Nd7 8. Ndb5 Ndb8 {A satisfying move to be able to make.} 9. a4 a6 10. Na3 Be7 11. Nc4 Ne5 12. h4 (12. Nxe5 dxe5 {and Black has a comfortable game, controlling all the central squares.}) 12... Nbc6 13. Be3 Nxc4 {Necessary, to stop an invasion on b6.} 14. Bxc4 Bd7 15. f4 Qa5 {To discourage queenside castling - but also White's next is not without risk.} 16. O-O {Where ele to put the ? Webb suggested 16 d2 b5 17 b3.} h6 17. Qe2 hxg5 18. hxg5 f5 {To confront White's centre.} (18... f6 {would be answered by} 19. f5) 19. Bd3 {To counter the threat of 19...fxe4 20 xe4 d5.} ({If} 19. exf5 Qxf5 {with possibilities of ...h3.}) 19... d5 20. exf5 exf5 21. Rfe1 {To meet 21...d4 with 22 xd4.} O-O-O {21...d4 is now a major threat.} 22. Bb5 {A brave attempt to complicate in a difficult position.} d4 (22... axb5 23. axb5 {regains the piece with countreplay on the a-file.}) 23. Nd5 {[#] The point.} dxe3 24. Bxc6 Bc5 {The only way to keep the initiative for Black.} 25. Bxd7+ Rxd7 26. Red1 (26. Qc4 {allows} Qd2 $1) 26... Rh4 {The remaining moves of the game needed to be worked out at this moment!} 27. b4 {A last attempt to confuse the issue but Black carries on with his plan regardless.} Qd8 28. Qc4 (28. bxc5 Rxd5 {is also better for Black.}) 28... Qh8 29. Qxc5+ Kb8 30. Kf1 ({If} 30. Nxe3 Rh1+ 31. Kf2 Qh4+ 32. Ke2 Rh2+ {while 30 xe3 leads to the same finish as in the game.}) 30... Rh2 31. Qxe3 Rh1+ (31... Rh1+ 32. Ke2 Qh5+ 33. Kf2 Qh2+ 34. Kf3 Qh3+ 35. Kf2 Rh2+ 36. Ke1 Re7 $3 {[#]}) 0-1

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Hollis, Adrian Swayne"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D06"]
[PlyCount "41"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 Nf6 4. cxd5 cxd4 5. Qxd4 Qxd5 6. Nc3 Qxd4 7. Nxd4 a6 8. g3 e5 9. Nc2 Bd7 10. Bg2 Bc6 11. O-O Bxg2 12. Kxg2 Nbd7 13. Ne3 Bc5 14. Ned5 O-O-O 15. Bg5 Nxd5 16. Nxd5 f6 17. Be3 Bxe3 18. Nxe3 Nb6 19. Rfd1 Rxd1 20. Rxd1 Rd8 21. Rc1+ 1/2-1/2

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Footner, John Kenneth"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "44"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a3 b5 8. Bd3 Nbd7 9. Nc3 Bb7 10. Bc2 Qc7 11. Qe2 Rc8 12. dxc5 Bxc5 13. e4 h6 14. Be3 O-O 15. Bxc5 Qxc5 16. Rfd1 Rfd8 17. Rd2 Nb6 18. Bd3 Rd7 19. Rad1 Rcd8 20. h3 Nh5 21. Qe1 Nf4 22. Bf1 e5 1/2-1/2

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Diaconescu, Paul"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D27"]
[PlyCount "58"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. a4 Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. Rd1 O-O 11. h3 h6 12. b3 cxd4 13. exd4 Bd7 14. Bb2 Na5 15. Ne5 Rfd8 16. Rac1 Qb6 17. Rb1 Rac8 18. Nxd7 Rxd7 19. d5 Re7 20. Ne4 Nxe4 21. Qxe4 f5 22. Qf3 e5 23. Qxf5 Rf8 24. Qc2 Ref7 25. Qg6 Rf6 26. Qg4 Nxc4 27. bxc4 Qxf2+ 28. Kh1 h5 29. Qe4 Qg3 0-1

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Mulder van Leens Dijkstra, Kornelis Dirk"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D28"]
[Annotator "Harding"]
[PlyCount "76"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 {Penrose employed the Queen's Gambit Accepted with great success in his CC career, winning many games and only losing twice with it .} 3. Nf3 (3. e4 e5 4. Nf3 exd4 {In the 10th CC Olympiad, Penrose had lost to Hans-Ulrich Grünberg in the 4...Bb4+ line, so for the World Championship 13 Final (his last tournament) Penrose switched to this variation.} (4... Bb4+ 5. Nc3 exd4 6. Nxd4 {6 Qxd4 leads to a different type of game, without queens.} Ne7 7. Bxc4 Nbc6 8. Be3 Nxd4 {Black should have castled here or on the previous move.} (8... O-O) 9. Bxd4 O-O 10. a3 Ba5 11. O-O Ng6 12. Bc5 Re8 13. Qa4 Bh3 $5 {but despite very wild play, Black was ultimately unable to justify his sacrifice.}) 5. Bxc4 {5 Qxd4 is innocuous.} Bb4+ (5... Nc6 $5 {is perhaps critical.}) 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bg5 {Jonathan Berry of Canada played 10 Bb5 here and the game was eventually drawn.} Be7 11. Bxe7 Qxe7 12. Bb5 O-O $6 {N [12...Bd7 Kasparov-Huebner, Skelleftea 1982].} 13. Bxc6 bxc6 14. Rc1 $1 {Penrose won quickly against Ulf Svenson of Sweden who played here} Bg4 15. Nbxd4 Bxf3 16. Nxf3 c5 17. Qc2 {Here Luis Santos played 17 Qe2 against Penrose and the game was drawn in 42 moves.} c4 18. Rfe1 Rad8 19. Re4 Rfe8 20. Rce1 Rd5 21. h3 $1 {and White went on to win a crucial game in Umansky-Penrose.}) 3... a6 {He preferred this move order which avoids the simplifying line 3...Nf6 4 Qa4+.} (3... Nf6 4. e3 c5 5. Bxc4 e6 6. O-O a6 {is the normal route to the position after Black's 6th move..}) 4. e3 ({Nobody tried Borisenko's gambit line against Penrose:} 4. e4 b5 5. a4 Bb7 {and here White has three dangerous options, but Black also has his chances and we can safely assume that Penrose had some definite ideas how Black could answer this attack.} 6. axb5 (6. b3 $5) (6. Nc3 $5) 6... axb5 7. Rxa8 Bxa8 8. Nc3 e6 (8... c6 $5 {was tried in R.Knaak v. H-U.Grünberg, Dresden 1985 and the ICCF grandmaster beat the FIDE grandmaster with Black. However, Chris Ward in his book on the QGA advocates} 9. d5 $5 Nf6 10. Bf4 b4 11. Qa4 $1 {after which White won quickly in Richardson-Hartman, Isle of Man 1996:} bxc3 12. Bxc4 $5 cxb2 13. O-O Qb6 14. Rb1 Nxe4 15. Qxa8 Qxf2+ 16. Kh1 Qb6 17. Qxb8+ Qxb8 18. Bxb8 cxd5 19. Bxd5 Nd6 20. Bxd6 $18) 9. Nxb5 Bxe4 10. Bxc4 Bb4+ {see Buckley pp113-4} 11. Nc3 (11. Ke2 $5 Ne7 (11... Nc6 12. Bf4 Ba5 13. Qa4 $13 {Ftacnik}) (11... c6 12. Qa4 {M.P.F.Singleton-M.W.Johnson, British CC Ch 1992, and now} Bd6 $5 {was suggested afterwards}) 12. Bf4 Ba5 13. Qa4 Nbc6 14. Nd2 (14. Rd1 O-O $13) 14... Bd5 15. Nb3 O-O 16. Nxa5 Nxa5 17. Bd3 (17. Bxd5 Nxd5) 17... c6 18. Nc7 Nb3 19. Rd1 c5 $1 20. dxc5 (20. Nxd5 Nxd4+) 20... Nxc5 21. Qc2 Nxd3 22. Rxd3 $10 {½-½ Korchnoi-Seirawan, Biel 1993}) 11... Ne7 $1 (11... Nc6 12. O-O Bxf3 13. Qxf3 Nxd4 14. Qb7 {was good for White in Krasenkov-Westerinen, Palma GMA-open 1989}) 12. Be3 (12. O-O Bxf3 13. Qxf3 O-O 14. Rd1 c6 $11 {Krasenkov}) 12... O-O 13. Ng5 (13. O-O $5) 13... Bf5 14. O-O c6 15. Qa4 Bd6 16. Ra1 Nd5 17. Nxd5 exd5 18. Bf1 Qb6 $11 {D.W.Anderton-M.W.Johnson, British CC Ch 1991-92}) 4... e6 (4... Be6 $5 5. Nbd2 $140 (5. Na3 b5) 5... b5 6. a4 Nd7) (4... Bg4) 5. Bxc4 c5 {In the 8th CC Olympiad final (1977) against Yudovich, Penrose played 5...Nf6 6 0-0 c5 but subsequently he preferred to play the pawn move first.} 6. O-O (6. Qe2 b5 7. Bb3 Nf6 8. O-O {see the note to White's 8th.}) 6... Nf6 {Diagram [#] This is the standard position of the classical QGA, with White having a wide choice of moves. In the 1963 world championship match, Botvinnik tried six times to win with White and on each occasion Petrosian held the draw, laying the foundation for his world title victory. For recent theory on this line, I recommend studying the games played by Vladimir Kramnik with the white pieces.} 7. Qe2 (7. a4 {was extensively featured in the 1963 world championship match.} Nc6 {In the 1973 British OTB Championship, Penrose was unsuccessful in defending the line 7...cxd4 8 exd4 Nc6 against Welsh master Howard Williams, so now he prefers to keep the tension and avoid the isolated d-pawn lines.} 8. Qe2 Qc7 (8... cxd4 9. Rd1 Be7 10. exd4 O-O {occurred in the 2nd, 10th and 16th games of the Botvinnik-Petrosian match.}) (8... Be7 9. dxc5 Bxc5 10. e4 Ng4 {was Petrosian's method in the 6th and 8th games.}) 9. Nc3 Bd6 10. Rd1 O-O 11. h3 h6 12. d5 (12. dxc5 Bxc5 13. e4 Nd7 14. Be3 b6 15. Rd2 Bb7 16. Rad1 Rfd8 17. Nd4 Nde5 18. Ba2 Nxd4 19. Bxd4 Bxd4 (19... Nc6 20. Be3 Rxd2 21. Rxd2 Rd8 22. Rxd8+ Qxd8 23. Bc4 Bxe3 24. Qxe3 Ne5 $11 {led to a level endgame and a draw in A.F.P.Pereira-Penrose, 13th CC World Ch 1989}) 20. Rxd4 Nc6 21. Rxd8+ {½-½ M.Kahn-Penrose, CCOL8 prelims bd. 4 1977. In this tournament, Dr Penrose scored the almost incredible result of 11.5/12 and German veteran Manfred Kahn was the only opponent he did not beat.}) (12. b3 cxd4 13. exd4 Bd7 14. Bb2 Na5 15. Ne5 Rfd8 16. Rac1 Qb6 17. Rb1 Rac8 18. Nxd7 Rxd7 19. d5 Re7 20. Ne4 Nxe4 21. Qxe4 f5 22. Qf3 e5 23. Qxf5 Rf8 24. Qc2 Ref7 25. Qg6 Rf6 26. Qg4 Nxc4 27. bxc4 Qxf2+ 28. Kh1 h5 29. Qe4 Qg3 {0-1 Diaconescu,P-Penrose,J/corr 1981 (29)}) (12. Bd2 Bd7 13. Rac1 Rad8 14. dxc5 Bxc5 15. e4 Nd4 16. Nxd4 Bxd4 17. Kh1 Bc6 18. Ba2 Bxc3 19. Rxc3 Rd4 20. Be3 Rxd1+ 21. Qxd1 Nxe4 22. Rc4 Rd8 23. Qc2 Nd6 24. Bf4 Qa5 25. Rd4 e5 {0-1 O.Koskinen-Penrose, Julius Nielsen Memorial 1985}) 12... exd5 13. Nxd5 Nxd5 14. Bxd5 Re8 15. e4 Nb4 16. Be3 Nxd5 17. exd5 f5 18. Qc2 f4 19. Bd2 Qf7 20. Re1 Bf5 21. Qc4 Bd7 22. Rac1 Qg6 23. Rxe8+ Rxe8 24. Re1 Rxe1+ 25. Nxe1 b5 26. axb5 Bxb5 27. Qc2 Qxc2 28. Nxc2 Bd3 29. Ne1 Bc4 30. h4 Kf7 31. Nc2 Bb3 32. Ne1 Bxd5 33. Nd3 f3 34. gxf3 Bxf3 35. Bc3 Be2 36. Ne5+ Ke6 37. f4 g5 38. hxg5 hxg5 39. Nc6 Bxf4 40. Kf2 Bd1 41. b4 Kd5 42. Na5 cxb4 43. Bxb4 g4 44. Nb7 Bf3 45. Be1 Kd4 46. Na5 Bd5 {0-1 A.Berggreen-Penrose, CCOL8 final bd.4 1977}) (7. a3 b5 8. Bd3 Nbd7 9. Nc3 Bb7 10. Bc2 Qc7 11. Qe2 Rc8 12. dxc5 Bxc5 13. e4 h6 14. Be3 O-O 15. Bxc5 Qxc5 16. Rfd1 Rfd8 17. Rd2 Nb6 18. Bd3 Rd7 19. Rad1 Rcd8 20. h3 Nh5 21. Qe1 Nf4 22. Bf1 e5 {½-½ Footner,J-Penrose,J/corr 1981 (22)}) (7. Bb3 $1 {is a problem for players who try to follow Penrose's handling of this variation. In the line with 7 Qe2 b5 8 Bb3 he developed his queen's N on d7, but in other variations it usually went to c6. here, however, 7...Nc6 (as played by Petrosian in the 20th match game, 1963) is probably best but it means that Penrose's pet line (see below) is ruled out. After} Nbd7 $6 (7... b5 $6 8. a4 $1 {Kasparov-Piket, Tilburg 1997;}) (7... b6 {may be better:} 8. Qe2 Bb7 9. Nc3 Nbd7 10. Rd1 Bd6 11. dxc5 Bxc5 {was maybe = despite the loss of tempo in Summerscale-Sadler, Nottingham 1996.}) (7... Be7) 8. Qe2 (8. e4 $5 {is also a dangerous gambit line, recommended for White by Graeme Buckley in his 'Easy Guide to the Queen's Gambit Accepted', on the strength of} Nxe4 9. Re1 Ndf6 10. Bc2 Qd5 11. Qe2 Nd6 12. Nc3 Qc6 13. Bf4 cxd4 14. Nxd4 Qc5 15. Rad1 {Romanishin-Baburin, Linares 1996}) 8... b5 9. e4 $5 {Instead of 9 Rd1 Bb7 returning to the Penrose line} Bb7 10. d5 {has done well for White. I got murdered by Fatih Atakisi in this line in CCOL14.}) (7. Nc3) (7. Bd3 Nbd7 8. Re1 b6 9. e4 cxd4 10. e5 Nd5 11. Nxd4 Nc5 12. Bf1 Bb7 13. Nd2 Be7 14. Qg4 O-O 15. N2f3 Kh8 16. Ng5 h6 17. Ngf3 a5 18. Qh5 {½-½ Kramnik-Kasparov, Linares 2003}) (7. dxc5 {is a simplifying line which has been employed by Kramnik with some success, notably the 2nd game of his match with the Deep Fritz computer in Bahrain 2002.} Qxd1 8. Rxd1 Bxc5 9. Nbd2 {e.g. Kramnik-Kasparov, 4th match game, London 2000. White is not necessarily playing for a draw in this line but it is very unlikely that a grandmaster would lose with Black from here in correspondence chess..} (9. Kf1 $5 b5 10. Be2 Bb7 11. Nbd2 Nbd7 12. Nb3 {and now the machine played the incredible} Bf8 $2)) 7... b5 8. Bd3 {Diagram [#]} (8. Bb3 {is better but Penrose also had good results in the line} Bb7 9. Rd1 Nbd7 10. Nc3 (10. e4 cxd4 11. e5 Ng4 12. Bf4 Bxf3 13. gxf3 Nh6 14. Bc2 Bc5 15. Nd2 Qh4 16. Bg3 Qe7 {led to sharp play but an eventual draw in ½-½ R.Gasiorowski-Penrose, CCOL9 final bd.1 1982-87. The English team won this olympiad.}) 10... Qc7 {Diagram [#] A move which Penrose played in many CC games.} 11. e4 (11. d5 $6 Nxd5 12. Nxd5 Bxd5 13. Bxd5 exd5 14. Rxd5 Be7 15. e4 O-O {This line has been known since the 1950s to be fine for Black, when Penrose's OTB career was at its height. Black has the classic advantage of the queenside pawn majority so White tries something new:} 16. Bf4 Qb7 17. Bd6 Rfe8 $1 18. Bxe7 Rxe7 19. Rad1 Rae8 20. Qc2 c4 21. e5 g6 22. Qc3 Qc7 {The weak pawn is surrounded so White gives it up in search of some piece play.} 23. e6 fxe6 24. Rd6 Nc5 25. Qe5 Nd3 26. Qd4 e5 27. Qd5+ Kh8 28. Rd2 {Black is clearly winning but has to find the right plan: a switch to kingside attack.} Qc8 $1 29. a3 Qf5 30. g3 e4 31. Qxf5 gxf5 32. Nh4 f4 $1 33. gxf4 Rg7+ 34. Kf1 Rg4 35. Nf5 Rxf4 36. Ne3 Rh4 37. Rxa6 Rf8 38. Rb6 Rxh2 39. Rxb5 Rg8 40. Rc2 c3 $1 {The reason for this will become clear at move 43, when White lacks the escape route d2-c3 for his king.} 41. bxc3 Nf4 42. Ke1 Rg1+ 43. Nf1 (43. Kd2 Rxf2#) 43... Rxf1+ $1 {In view of 44 Kxf1 Rh1 mate, this would have been a good time to resign but White wanted to go on receiving the picture postcards from England.} 44. Kd2 Rhxf2+ 45. Ke3 {but} Rxc2 46. Kxe4 Rxc3 47. Rb8+ Kg7 48. Rb7+ Kg6 49. Rb6+ Kg5 50. Rb5+ Kg4 {0-1 A.Anton-Penrose, CCOL9 final 1982-87}) 11... cxd4 12. Nxd4 (12. Nd5 exd5 13. exd5+ Be7 14. Bg5 Kf8 $1) 12... Bc5 $1 (12... Bd6 13. g3 Be5 14. Bg5 h6 15. Be3 b4 16. Na4 Bxe4 17. Rac1 Qb7 18. Nc5 Nxc5 19. Rxc5 Bxd4 20. Ba4+ $1 {1-0 A.Gilman-I.Romanov, 7th USSR CC Ch 1965-66}) 13. Bg5 (13. Be3 {Not in Neishtadt's 1997 book on QGA.} O-O 14. Rac1 ({Penrose got active play after} 14. f3 Rfd8 15. Qf2 Rac8 16. a4 b4 17. Nce2 Qe5 18. Nf4 Bd6 19. Qh4 Nc5 {against Povah in the BPCF Jubilee, and eventually won.}) 14... Rfd8 15. f3 Ne5 16. Nc2 Nfd7 17. Ne1 Rac8 18. Qf2 Qb6 19. Bxc5 Nxc5 20. Ne2 {and White managed to exchange down to a drawn ending in Krzyszton-Penrose, CCOL10 final.}) (13. a3 O-O 14. Be3 {Here Neishtadt gives 14...Rad8 with some advantage to White.} Rfd8 {Instead of 14...Rad8 with some advantage to White according to Neishtadt} 15. f3 Ne5 16. Nc2 Nfd7 17. Ba2 Nb6 18. Bxc5 Qxc5+ 19. Qe3 Qc7 20. Ne1 Nbc4 21. Qf2 Nxa3 {and Black eventually cashed in his extra pawn in Santoro-Penrose, CCOL10 final 1982-91.}) 13... O-O 14. Rac1 Qb6 15. Nf3 Bc6 16. h3 Rac8 17. Bh4 Qb8 18. a3 (18. Kh1 Nh5 19. Nd4 Bxd4 20. Qxh5 Nf6 21. Qe2 Qf4 22. Bg3 Qh6 23. f3 Nh5 24. Bh2 Rfd8 {½-½ Danner-Penrose, Nielsen Memorial}) 18... Nh5 19. Nd4 Bxd4 20. Qxh5 ({Not} 20. Rxd4 $4 {as} Qf4 {forks the c1- and h4-.}) 20... Nf6 21. Qe2 Qf4 22. Bg3 Qg5 23. Qe1 Bc5 24. Kh2 Rfe8 25. e5 Nh5 26. Ne2 Qe7 27. Rd3 Nxg3 {and the B pair ultimately led to the win of a pawn and the game in M.Yudovich sr.-Penrose, CCOL8 final 1977.}) 8... Be7 {Penrose prefers to get away from theory.} (8... cxd4 {gives White the choice between accepting an isolated d-pawn or playing 9 xd4 with a symmetrical pawn structure.} 9. exd4 (9. Nxd4 $145 e5 $5 {P.Johnstone-Tait, MCCU corr 1997!}) 9... Be7 (9... Bb7 10. a4 bxa4 11. Rxa4 Be7 12. Nc3 O-O 13. Bg5 a5 14. Rd1 Bc6 15. Raa1 Nbd7 $132 {Reshevsky-Portisch, Santa Monica 1966}) 10. Bg5 (10. a4 $145 {E.N.Hawkins-Tait, BCCA ch 1997-98!}) 10... Bb7 11. Nc3 O-O 12. Rad1 Nbd7 13. Rfe1 Re8 14. Ne5 {Black was unable to achieve any advantage in the game H.Palm-Penrose, CCOL10 final 1988, and eventually it was drawn.}) ({Black also avoids the trap} 8... Bb7 9. dxc5 (9. a4 $145 b4 10. Nbd2 Nbd7 11. a5 $5 Qb8 12. Nc4 Qa7 13. Re1 Be7 14. Bd2 Ne4 15. Rad1 $14 {Przewoznik-Novak, Hungary 1981}) 9... Bxc5 $2 (9... Nc6 {is playable}) 10. Bxb5+ $1) 9. dxc5 Bxc5 10. e4 Nc6 11. e5 (11. Nc3 e5 12. Bg5 h6 13. Bh4 Bg4 {when if} 14. Nd5 g5) 11... Nd5 12. Bg5 Qb6 13. Nc3 Ncb4 {Diagram [#]} 14. Ne4 $2 {Black had more or less equalised, but White could play instead 14 Be4 or 14 Nxd5 with all to play for. Allowing his light-squared B to be exchanged proves in the sequel to be the decisive positional error.} h6 15. Bd2 Nxd3 16. Qxd3 Be7 {It is worth a tempo for Black to preserve the B pair.} 17. Rac1 Bb7 18. a3 Rd8 {The white Q will constantly have to reckon with discovered attacks on the d-file, so she retreats.} 19. Qb1 b4 $1 {Black wastes no time in taking the initiative on the queenside; castling can come later.} 20. axb4 Nxb4 {Now Black is threatening ...Nd3, beginning the exploitation of the light squares undefended by the absent white B..} 21. Be3 Qa5 22. Nc5 Bd5 23. Nd2 O-O 24. Rc3 {Diagram [#] White is doing his best to protect d3 but Black's next move upsets his fragile piece co-ordination.} Na2 $1 {Placing the N on the edge of the board but would not have been approved by Dr Tarrasch but Black wants to drive the white R off the c3-square where it is quite well placed.} 25. Ra3 Qb5 26. Ndb3 {This N was threatened so} (26. Rxa2 $2 {loses material after} Bxa2 27. Qxa2 Bxc5) 26... Nb4 {The N goes back but the white R now has no access to c3!} 27. Qc1 (27. Rc1 {would be a slightly better defence, but still losing in the end. White's e-pawn is weak and could be attacked by 27...Nc6 or 27...Bxb3 followed by ...Rd5.}) (27. Ra5 {only drives the Q to another good diagonal, and after} Qc6 28. f3 Bxb3 (28... Qc7 {is also strong}) 29. Nxb3 Qc4 30. Nd2 {Black might play the combination} (30. Nc5 Nc6) 30... Rxd2 $5 (30... Qc7 {may be simpler}) 31. Bxd2 Qd4+ 32. Rf2 Nd3 33. Qf1 Nxf2 34. Qxf2 Qxb2 {with an extra pawn, since} 35. Rxa6 $2 Rc8 {followed by ...Rc2 is hopeless for White.}) 27... Qe2 $1 {Instead of trying for a technical exploitation of his positional advantage, for example by 27...Rc8 or 27...Bxb3 28 Rxb3 a5, Black suddenly switches focus to the kingside. The threat is ...Nd3} 28. Qc3 (28. Nd4 Qh5 29. Qc3 Rc8 (29... Bxc5 30. Qxc5 Nd3 31. Rxd3 Qg6 32. Bg5 $1 Rc8 33. Qa3 Qxg5 34. Nf3 Bxf3 35. Rxf3 Qxe5 36. Qxa6 Qxb2 {Black's extra P may be insufficient to win - Tait}) 30. Ndxe6 {(Tait) but} (30. Ra5 Bxc5 31. Rxc5 Rxc5 32. Qxc5 Nd3 {soon wins the e-pawn}) 30... fxe6 31. Qxb4 {Fritz 8: 1)} Qg6 ({Fritz 8: 2)} 31... Rf3 32. Rc3 Rh3 33. gxh3 Qf3 34. Qe4 Bxe4 35. Nxe4 Rxc3 36. Nxc3 Qb7 37. Rb1 Kf7 {[%eval -134,13]}) 32. g3 Qh5 $19 33. Rd3 Qf3 34. Rxd5 Qxd5 35. Rc1 Rf3 36. Qd4 Rxe3 37. Qxe3 {[%eval -275,14]}) 28... Qg4 {This threatens mate in one: not the only good move, but Penrose has a concrete attacking plan prepared. A technical solution like 28...Bxb3 29 Nxb3 Nd5 would be more suited to an OTB game where calculating long variations runs the risk of a mistake in visualisation.} 29. f3 Bxf3 $3 {Diagram [#] This is the point. White's reply is forced in view of (30 g3 line) so the white K is driven into the middle of the board. From here, everything to move 37 all White's moves are virtually forced and so the winning continuation is easily calculated in a correspondence game.} 30. Rxf3 (30. g3 $2 Qh3 31. Rxf3 Rd1+ 32. Kf2 Qf1#) 30... Rd1+ 31. Kf2 Nd5 32. Qc2 Bh4+ 33. g3 Rf1+ 34. Kxf1 Qxf3+ 35. Ke1 Nxe3 36. Qe2 Qh1+ 37. Kd2 (37. Kf2 {loses the Q to} Nd1+) 37... Bg5 {Diagram [#] In a postal game, Black could easily have this posiiton on his board at home before being committed to the attack with ...Qe2 and ...Bxf3.} 38. Kc3 (38. h4 {for instance, attacking the B, would be met by} Rd8+ 39. Kc3 (39. Nd3 Nc4+ 40. Kc3 Nxa3 41. hxg5 (41. bxa3 Be7) 41... Qc6+) 39... Qd5 40. hxg5 Qxe5+ 41. Kb4 Nd5+ {wins the white Q or mates}) 38... Qd5 {Black wins the e-pawn and exposes the white K to all the power of the centralised black pieces. White is convinced it is time to resign.} (38... Qd5 {For example, if} 39. Nd3 {trying to hold the e-pawn} Qc4+ 40. Kd2 Rd8 41. h4 Rxd3+ 42. Qxd3 Nf1+ {wins the white Q} 43. Ke2 Nxg3+) 0-1

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Brglez, Francek"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "56"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Bf5 9. Nc3 Nxc3 10. bxc3 Bxd3 11. cxd3 O-O 12. Rb1 Rb8 13. Rb2 Bd6 14. Rbe2 Qd7 15. Ne5 Bxe5 16. dxe5 d4 $11 17. c4 Rfe8 18. Re4 b5 19. cxb5 Rxb5 20. f4 Nb4 21. Qf3 Nxa2 22. f5 Nxc1 23. e6 fxe6 24. fxe6 Qe7 25. Qf7+ Kh8 26. Rxc1 c5 27. Rxd4 Rb7 28. Rf4 g6 1/2-1/2

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Boey, Jozef Martin"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "55"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 {Boey's favourite variationl he told JP he hadn't lost with it before in CC. However is it objectively correct? To play it in CC against an opponent of Penrose's class is risky and afterwards Boey couldn't suggest an improvement.} 4. Nc3 fxe4 5. Nxe4 Nf6 6. Nxf6+ Qxf6 7. Qe2 Be7 8. Bxc6 bxc6 (8... dxc6 9. Nxe5 Bf5 10. O-O $1 O-O (10... O-O-O 11. d3 $1 {INF 40/396}) (10... Bxc2 $6 11. d3 $16 {Brenke}) 11. d4 $1 (11. d3 Rae8 $132) 11... Bd6 12. c3 Bxe5 $5 (12... c5 $6 {INF 54/313}) 13. Qxe5 Qf7 14. Qg3 Rae8 15. Bf4 Re6 16. Rfe1 Be4 $6 (16... Rg6 17. Qe3 Re6 18. Be5 $14 {Brenke}) 17. Bxc7 $1 Rg6 18. Rxe4 Rxg3 19. Bxg3 Re8 20. Be5 $1 $16 Qd5 21. Re3 a5 22. b3 b5 $2 23. Rc1 $1 a4 24. c4 bxc4 25. Rxc4 axb3 26. axb3 $18 Re6 27. h3 Rg6 28. f3 h5 29. Rc5 Qd7 30. Kh2 h4 31. Rec3 Qe8 32. f4 Qd7 33. b4 Kh7 34. Rc2 Kg8 35. Rf2 Kh7 36. f5 Rf6 37. b5 {1-0 Brenke,A-Panman,H cor event? 1996 [INF 69/309]} cxb5 $140 38. Rc7 Qd8 39. Rf4) 9. Nxe5 {9 d4!? Janovsky-Tseshkovsky, Voskresensk 1992;} (9. Qxe5 Qf7 10. O-O (10. d3 d6 11. Qf4 Qxf4 12. Bxf4 Bf6 13. Bc1 $1 O-O 14. O-O Re8 15. h3 Re2 (15... Rb8) 16. Bd2 $1 Bxb2 17. Rae1 Rxe1 18. Rxe1 Bf6 19. Ba5 $1 Kf7 20. Bxc7 Be7 21. Nd2 Be6 22. Ne4 Bxa2 23. Bxd6 Bf6 (23... Bxd6 24. Nxd6+) 24. Nxf6 gxf6 25. Re7+ Kg6 26. Rc7 Rb8 27. Rxc6 Rb6 28. Rxb6 axb6 29. c4 Bb1 30. d4 Kf5 31. f3 Ke6 32. Ba3 Ba2 33. c5 b5 34. Kf2 Bd5 35. g4 Bc6 36. Ke3 Kd5 37. f4 Bd7 38. f5 h5 39. Bb2 Be8 40. Kf4 hxg4 41. hxg4 {1-0 Ekstroem,N-Boey,J corr 1969 (EU-FSM/5?)}) 10... d6 11. Qg3 (11. Qe4 O-O 12. Qxc6 Be6 13. d4 Bc4 14. Re1 Bf6 15. c3 Bd5 16. Qa4 Rab8 17. Qc2 Qh5 18. Re3 Rf7 19. Ne1 Rbf8 20. Qe2 Qf5 21. Re8 g5 22. Rxf8+ Kxf8 23. Be3 h5 24. c4 Bb7 25. d5 Bc8 26. Rd1 h4 27. Qd3 {1-0 Englund,H-Boey,J corr WT/M 1970.}) 11... O-O 12. b3 Bf6 13. Rb1 Qh5 14. d3 Bg4 15. Be3 c5 {gegen d4; P d8! -+} 16. h3 $1 Bxf3 17. Qxf3 Qxf3 18. gxf3 Bc3 19. f4 Rf5 20. Kg2 Re8 21. Kf3 Kf7 22. Rg1 h6 23. h4 Re6 24. Rbd1 Ref6 25. Rg4 (25. d4 $2) (25. Bd2 $2) 25... g6 26. a4 a5 {½-½ Yudovich-Hunter, BdF-25 1975}) 9... c5 10. O-O Bb7 11. d3 O-O-O 12. Bd2 h5 13. Qe3 Qf5 14. Qf4 Qxf4 15. Bxf4 g5 16. Ng6 Bf6 17. Be5 Bxe5 18. Nxe5 Rhf8 19. Rae1 d6 20. Nc4 Rd7 21. Re2 Rdf7 22. a3 g4 23. Rfe1 Kd8 24. b4 cxb4 25. axb4 Rf4 26. b5 R4f5 27. Rb1 h4 28. Na5 {Black's resignation was somewhat premature says JP.} 1-0

[Event "BPCF Jubilee"]
[Site "corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Ahman, Harry"]
[Result "1-0"]
[ECO "C42"]
[Annotator "Penrose, BCM"]
[PlyCount "89"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Nd6 $5 {A rare move} (8... Bg4 {Penrose-Engel}) (8... Bf5 {Penrose-Brglez}) 9. Bf4 O-O 10. c3 g6 ({Another plan is} 10... Be6 11. Nbd2 Qd7 12. Nf1 f5 {Byrne-Reshevsky, New York 1972}) 11. Na3 Be6 12. Nc2 Re8 13. Ne3 Bf6 14. Ne5 Bg7 15. Qf3 Nxe5 16. dxe5 Nc8 17. Rad1 $16 c6 18. Qg3 Ne7 19. Bg5 Qd7 20. Qf4 Qc7 21. Bf6 Bxf6 22. Qxf6 Qc8 23. Qg5 Qd8 24. f4 Nf5 25. Bxf5 Qxg5 26. fxg5 Bxf5 27. Nxf5 gxf5 {[#] The exchanges have created an ending very favourable to White. The weakness on f5 is apparent.} 28. Kf2 Re6 29. Kf3 h6 30. h4 hxg5 31. hxg5 Kf8 32. Kf4 Ke7 33. Rh1 Rg8 34. Kxf5 {Finally winning the pawn. Now only a little patience is required to win the game.} Reg6 35. Rh5 R6g7 36. b3 Rg6 37. c4 Rc8 38. Rh4 Rcg8 39. Rg4 Rd8 40. cxd5 cxd5 41. Rc1 Rd7 42. Rd4 Rg8 43. Rc5 Rgd8 44. g3 b6 45. Rc6 1-0

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Pereira, Alvaro FP"]
[Result "1/2-1/2"]
[ECO "C78"]
[Annotator "Pereira"]
[PlyCount "67"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Bg5 h6 11. Bh4 Qd7 12. a4 O-O-O 13. axb5 axb5 14. Na3 g5 15. Bg3 h5 16. h4 gxh4 17. Bxh4 Rh6 18. Ng5 $1 Rg6 19. Qf3 (19. Nxf7 Rdg8 $44) 19... Rf8 20. Nxb5 exd4 21. cxd4 Bxd4 $1 (21... Nxd4 $6 22. Nxd4 Bxd4 23. Ra5 $1) 22. e5 $3 Nb8 $8 (22... Nxe5 $4 23. Ra8+) (22... Bxe5 $2 23. Bc2) (22... dxe5 $2 23. Bc2) (22... Ng4 $2 23. e6) (22... Na7 $2 23. Nxa7+ Bxa7 24. Qg3 $1) (22... Na5 $2 23. Nxd4 $3 Bxf3 24. e6) 23. Nxd4 $3 Bxf3 (23... dxe5 $4 24. Qf5 exd4 25. Qxg6) 24. e6 fxe6 $1 25. Bxe6 Bd5 26. Bxd7+ Nfxd7 27. Ra7 (27. Ra5 $5 {Pereira}) (27. Re7 $5 {Pereira}) 27... Nc6 28. Ra8+ Kb7 29. Rxf8 Nxf8 30. Nf5 Ne6 31. Nxe6 Rxe6 32. f4 Nb4 33. Rxe6 Bxe6 34. Nh6 1/2-1/2

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Maeder, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "B93"]
[PlyCount "80"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Nbd7 7. a4 Qc7 8. Bd3 e5 9. Nf3 Be7 10. O-O O-O 11. Qe1 exf4 12. Bxf4 Ne5 13. Nxe5 dxe5 14. Bg5 Be6 15. Qh4 h6 16. Bxf6 Bxf6 17. Rxf6 Qb6+ 18. Kh1 Qxb2 19. Rg1 Qxc3 20. g4 Bc4 21. g5 Bxd3 22. cxd3 Qxd3 23. gxh6 g6 24. a5 Rac8 25. Rgf1 Rc7 26. R6f3 Qd6 27. Rf6 Qd4 28. h7+ Kg7 29. R6f3 Qd8 30. Rf6 Rh8 31. R1f3 Rd7 32. Kg2 Rf8 33. Qg5 Rd2+ 34. Kf1 Rd6 35. h8=Q+ Kxh8 36. Rxf7 Rxf7 37. Qxd8+ Rxd8 38. Rxf7 Rd2 39. Rxb7 {Finish confirmed by JP} ({Another version we found had} 39. Re7 Kg8) 39... Rxh2 40. Re7 Kg8 {"It is very likely that Maeder played 40...g8 & offered a draw with that move (which I, of course, accepted) but I have NOT put the move down in my scorebook.} 1/2-1/2

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Zagorovsky, Vladimir Pavlovich"]
[Result "1/2-1/2"]
[ECO "C95"]
[PlyCount "59"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 {Zagorovsky doesn't risk his favourite Schliemann Deferred, 4...f5?!, and heads for the security of a main line Breyer.} 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Bg5 h6 18. Be3 Nc5 19. Qd2 h5 20. Bg5 Be7 21. Ra3 $5 {[#]} (21. Bh6 Bf8 22. Bg5 Qe7 {can draw by repetition.}) 21... Nh7 {A Zagorovsky innovation.} (21... Rb8 {is the book move, when 22 ea1 (Adams-Georgadze, Groningen FIDE KO Wch 1997) and 22 axb5 axb5 23 ea1 are tries advocated in NCO.}) 22. Be3 (22. Bxe7 Qxe7 23. Rea1 Kg7 24. h4 Rab8 25. axb5 axb5 26. Ra7 Ra8 27. Qc1 Reb8 {½-½ Kosenkov-Zagorovsky, 11th CC World Ch 1981.}) 22... Bf6 23. Rea1 Qc7 24. Qd1 Rab8 25. axb5 axb5 26. Nf1 Bc8 27. Ra7 Rb7 28. Ra8 Nf8 29. N1d2 Nfd7 30. b4 1/2-1/2

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Vukcevic, Borislav"]
[Result "1-0"]
[ECO "C78"]
[Annotator "Alvaro Pereira"]
[PlyCount "69"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Bg5 h6 11. Bh4 O-O 12. a4 exd4 13. axb5 axb5 14. Rxa8 Bxa8 15. cxd4 Re8 16. Nc3 g5 {NIC 3/85 pp. 41-3: Risky, especially in a correspondence game} 17. Qd2 $3 {N} Na5 (17... gxh4 18. Qxh6 $18 (18. Qxh6 Nh7 (18... Nxd4 19. Bxf7+ $1 Kxf7 20. Ng5+ $18) 19. Bxf7+ Kxf7 20. Qxh7+ Kf8 21. Nd5 $18)) 18. Bc2 b4 19. Nxg5 $1 bxc3 (19... hxg5 20. Qxg5+ Kf8 21. Qh6+) 20. Qf4 Bxd4 21. Nh7 $3 Be5 (21... Kxh7 22. e5+ Kg8 23. Bxf6 Bxe5 24. Qg4+ $18) (21... Nxh7 22. Bxd8 Rxd8 23. e5 $1 Bxe5 24. Bxh7+ Kxh7 25. Qxf7+ Kh8 26. Rxe5 $1 dxe5 27. Qf6+ $18) 22. Qxh6 Re6 23. Nxf6+ Rxf6 (23... Bxf6 24. e5 $3 Bxh4 25. Bh7+ Kh8 26. Bg6+ Kg8 27. Qh7+ Kf8 28. Qxf7#) 24. Bxf6 Bxf6 (24... Qxf6 25. Qxf6 Bxf6 26. Ra1) 25. Re3 Be5 26. Rh3 Qe7 27. Rh5 f5 28. Qg6+ Qg7 29. Qe6+ Qf7 30. Qc8+ Qf8 (30... Kg7 31. Qh8+ Kg6 32. Qh6#) 31. Qxc7 Bg7 32. Rxf5 Qe8 33. Rg5 $1 Qf8 34. Rxa5 cxb2 35. Ra7 {Compare Alvaro Pereira's notes here with what I wrote in Winning At Correspondence Chess and the notes in NIC.} 1-0

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Bang, Erik BH"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "A33"]
[PlyCount "45"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. Ndb5 Bb4 7. Bf4 O-O 8. Bc7 Qe7 9. Bd6 Bxd6 10. Qxd6 Rd8 11. Qxe7 Nxe7 12. Nd6 Nf5 13. Nxf5 exf5 14. Rd1 b6 15. Nb5 d5 16. g3 Be6 17. Bg2 Rd7 18. cxd5 Bxd5 19. Bxd5 Nxd5 20. O-O Rad8 21. Rd4 a6 22. Na3 b5 23. Rfd1 1/2-1/2

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Anton, Aurel"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D29"]
[Annotator "Penrose, FSCH 87/10; Harding"]
[PlyCount "100"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 (3. e4 e5 4. Nf3 exd4 {In the 10th olympiad, Penrose had lost to Hans Ulrich Gruenberg in the 4...Bb4+ line, so for World Championship XIII Penrose switched to this variation.} 5. Bxc4 Bb4+ 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bg5 {Jonathan Berry of Canada played 10 Bb5 here and the game was eventually drawn.} Be7 11. Bxe7 Qxe7 12. Bb5 O-O $6 {N [12...Bd7 Kasparov-Huebner, Skelleftea 1982].} 13. Bxc6 bxc6 14. Rc1 $1 {Penrose won quickly against Ulf Svenson of Sweden who played here} Bg4 15. Nbxd4 Bxf3 16. Nxf3 c5 17. Qc2 {Here Luis Santos played 17 Qe2 against Penrose and the game was drawn in 42 moves.} c4 18. Rfe1 Rad8 19. Re4 Rfe8 20. Rce1 Rd5 21. h3 $1 {and White went on to win a crucial game in Umansky-Penrose.}) 3... a6 {3...Nf6 4 e3 c5 5 Bxc4 e6 6 0-0 a6 is the normal route.} 4. e3 e6 5. Bxc4 c5 6. O-O {Or 6 Qe2 b5 7 Bb3 Nf6 8 0-0 transposing.} Nf6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7 {A line which Penrose played in many CC games.} (10... Qb8 11. d5 Nxd5 12. Nxd5 Bxd5 13. Bxd5 exd5 14. Rxd5 Be7 15. e4 Qb7 16. Bg5 Nb6 17. Rad1 $1 f6 $5 18. Bf4 Nxd5 19. exd5 O-O 20. d6 Bd8 21. d7 $13 {what is source of this line?}) 11. d5 $6 (11. e4 cxd4 12. Nxd4 Bc5 13. Be3 {Not in Neishtadt's 1997 book on QGA.} (13. Bg5 O-O 14. Rac1 Qb6 {Not in the Neishtadt book, and Penrose got a draw in 24 moves in Danner-Penrose, Julius Nielsen Mem.}) (13. a3 O-O 14. Be3 {Here Neishtadt gives 14...Rad8 with some advantage to White.} Rfd8 15. f3 Ne5 16. Nc2 Nfd7 17. Ba2 Nb6 18. Bxc5 Qxc5+ 19. Qe3 Qc7 20. Ne1 Nbc4 21. Qf2 Nxa3 {and Black eventually cashed in his extra pawn in Santoro-Penrose, X ol final 1982-91.}) 13... O-O 14. Rac1 {Penrose won a game against Povah in which he got active play after} (14. f3 Rfd8 15. Qf2 Rac8 16. a4 b4 17. Nce2 Qe5 18. Nf4 Bd6 19. Qh4 Nc5) 14... Rfd8 15. f3 Ne5 16. Nc2 Nfd7 17. Ne1 Rac8 18. Qf2 Qb6 19. Bxc5 Nxc5 20. Ne2 {and White managed to exchange down to a drawn ending in Krzyszton-Penrose, X ol final.}) 11... Nxd5 (11... c4 {No doubt Penrose found good reason to reject this move.}) 12. Nxd5 Bxd5 13. Bxd5 exd5 14. Rxd5 Be7 15. e4 O-O {This line has been known since the 1950s to be fine for Black, when Penrose's OTB career was at its height. Black has the classic advantage of the queenside pawn majority so White tries something new:} 16. Bf4 Qb7 17. Bd6 Rfe8 $1 18. Bxe7 Rxe7 19. Rad1 Rae8 20. Qc2 c4 21. e5 g6 22. Qc3 Qc7 {The weak pawn is surrounded so White gives it up in search of some piece play.} 23. e6 fxe6 24. Rd6 Nc5 25. Qe5 Nd3 26. Qd4 e5 27. Qd5+ Kh8 28. Rd2 {Black is c learly winning but has to find the right plan: a switch to kingside attack.} Qc8 $1 29. a3 Qf5 30. g3 e4 31. Qxf5 gxf5 32. Nh4 f4 $1 33. gxf4 Rg7+ 34. Kf1 Rg4 35. Nf5 Rxf4 36. Ne3 Rh4 37. Rxa6 Rf8 38. Rb6 Rxh2 39. Rxb5 Rg8 40. Rc2 c3 $1 {The reason for this will become clear at move 43, when White lacks the escape route d2-c3 for his king.} 41. bxc3 Nf4 42. Ke1 Rg1+ 43. Nf1 (43. Kd2 Rxf2#) 43... Rxf1+ $1 {In view of 44 Kxf1 Rh1 mate, this would have been a good time to resign.} 44. Kd2 Rhxf2+ 45. Ke3 {According to Chess Monthly (Oct 98) Anton would have resigned here, but he wanted to go on receiving the picture postcards from England.} Rxc2 46. Kxe4 Rxc3 47. Rb8+ Kg7 48. Rb7+ Kg6 49. Rb6+ Kg5 50. Rb5+ Kg4 0-1

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Haag, Ervin"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "B81"]
[PlyCount "127"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 Nc6 7. g5 Nd7 8. Be3 Nde5 9. Be2 a6 10. f4 Nxd4 11. Qxd4 Nc6 12. Qd2 b5 13. Bf3 Qa5 14. O-O Be7 15. Qf2 Rb8 16. Ne2 O-O 17. Bg2 Re8 18. c3 Bd7 19. Rfd1 Qc7 20. Rd2 Bf8 21. Rad1 Na5 22. b3 Bc6 23. Rd3 Ba8 24. Qh4 d5 25. Bd4 Nc6 26. Rh3 h6 27. gxh6 Nxd4 28. Nxd4 dxe4 29. f5 exf5 30. hxg7 Bxg7 31. Qh7+ Kf8 32. Nxf5 Qb6+ 33. Kh1 Qg6 34. Nxg7 Qxg7 35. Qf5 Re5 36. Qd7 Rbe8 37. Rf1 f6 38. Qd6+ Kf7 39. Qxa6 f5 40. Qa7+ Kf8 41. Qe3 R8e6 42. Rh5 Rf6 43. Qf4 Rf7 44. Qh4 Ke8 45. Rg5 Qf8 46. Qg3 Qe7 47. Rg8+ Rf8 48. Rg7 Qd6 49. c4 Bc6 50. Rg6 Rf6 51. Rg8+ Ke7 52. Qg7+ Rf7 53. Qg5+ Qf6 54. Qe3 Qd6 55. cxb5 Rxb5 56. Qg5+ Qf6 57. Qf4 Qe5 58. Qh6 Rc5 59. Rg6 Kd7 60. b4 Rc2 61. Rd1+ Kc7 62. Rc1 Qc3 63. Qf4+ Kb7 64. Rxc2 {ChessBase Fernschach-CD incorrectly has this game down as Oly 8.} 1/2-1/2

[Event "CCOL9 final-1"]
[Site "corr ICCF"]
[Date "1982.??.??"]
[Round "?"]
[White "Gasiorowski, Ryszard"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D29"]
[PlyCount "59"]
[EventDate "1982.??.??"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. e4 cxd4 11. e5 Ng4 12. Bf4 Bxf3 13. gxf3 Nh6 14. Bc2 Bc5 15. Nd2 Qh4 16. Bg3 Qe7 17. a4 Rb8 18. axb5 axb5 19. Nb3 O-O 20. Nxd4 Bxd4 21. Rxd4 Nc5 22. b4 Na4 23. Kh1 Rbc8 24. Rg1 Nc3 25. Qe3 Nd5 26. Qd2 Rxc2 27. Qxc2 Nf5 28. Rxd5 Nxg3+ 29. fxg3 exd5 30. Qc3 1/2-1/2

[Event "C&DCCC Ward Higgs 1984-5"]
[Site "corr BCF"]
[Date "1984.??.??"]
[Round "?"]
[White "Thomas, Trevor"]
[Black "Penrose, Jonathan"]
[Result "1-0"]
[ECO "B85"]
[Annotator "BPCF IC 1/86 p23"]
[PlyCount "81"]
[EventDate "1984.??.??"]
[EventType "team (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

{Penrose's first loss in CC:} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. Be3 Nc6 8. f4 O-O 9. O-O a6 10. Qe1 Bd7 11. Rd1 Nxd4 12. Bxd4 Bc6 13. Bf3 Qc7 14. e5 Nd7 15. exd6 Bxd6 16. Bxc6 Qxc6 17. Ne4 $1 Be7 18. Rf3 Rfd8 $6 (18... Rac8 {Penrose}) 19. Rc3 Qb5 20. Rc7 g6 21. c4 Qf5 22. Rxb7 Qxf4 23. Qe3 Qh4 24. g3 Qg4 25. Rf1 Rab8 26. Ra7 $1 Ra8 27. h3 $1 $18 Qh5 28. g4 Qa5 29. Qf3 f5 30. Rxa8 Rxa8 31. gxf5 exf5 32. Nf6+ Bxf6 33. Qxa8+ Kf7 34. Qa7 Bxd4+ 35. Qxd4 Qc7 36. Rf3 Nf6 37. c5 Qe7 38. Qc4+ Kg7 39. c6 Qe1+ 40. Qf1 Qe5 41. Qc1 $1 {(Best Game Prize Winner,Ward-Higgs)} 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Shephard, Chris CW"]
[Result "1-0"]
[ECO "B84"]
[PlyCount "79"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4 O-O 9. Be3 Qc7 10. Qe1 b5 11. Bf3 Bb7 12. e5 dxe5 13. fxe5 Nfd7 14. Qg3 Kh8 15. Rf2 b4 16. Nce2 Bxf3 17. Qxf3 Ra7 18. Raf1 Nxe5 19. Qh5 Nbd7 20. Rxf7 Nxf7 21. Nxe6 Qe5 22. Qxe5 Nfxe5 23. Nxf8 Rc7 24. Nxd7 Rxd7 25. Rf4 Kg8 26. Re4 Nc6 27. Kf2 Kf7 28. Rc4 Ne5 29. Rf4+ Ke6 30. Nd4+ Kd5 31. Nf3 Nc6 32. Ke2 Bf6 33. b3 a5 34. Rf5+ Kd6 35. Bf4+ Ke6 36. Rc5 Re7 37. Kd3 Kd7 38. Rd5+ Kc8 39. Bd6 Ra7 40. Kc4 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Mohrlok, Dieter Alfred"]
[Result "1-0"]
[ECO "C99"]
[PlyCount "99"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bd7 14. Nf1 Rac8 15. Ne3 Nc6 16. Bb3 Na5 17. Bc2 Nc6 18. Bb1 Rfe8 19. dxe5 Nxe5 20. Nd4 g6 21. a3 Qb7 22. Ba2 Nc4 23. Nxc4 bxc4 24. Qf3 Bd8 25. b3 c3 26. b4 Rxe4 27. Be3 d5 $2 {JP says GM Darga saw this and asked Mohrlok why he played such a bad move.} (27... Bc6 $1) 28. Nb3 Bb5 29. Nc5 Qe7 30. Bxd5 Re5 31. Bb7 Rb8 32. a4 Bc4 33. Qf4 Bd5 34. Nd3 Rxb7 35. Qxe5 Qxe5 36. Nxe5 Rxb4 37. Rab1 Rxb1 38. Rxb1 Bc7 39. Nd3 Be4 40. Rc1 Nd5 41. Nc5 Bf5 42. Bh6 Bd6 43. Rd1 Bf8 44. Bxf8 c2 45. Re1 Kxf8 46. g4 Nf4 47. gxf5 c1=Q 48. Rxc1 Ne2+ 49. Kf1 Nxc1 50. Ke1 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Hyldkrog, Lars"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "79"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O Qc7 12. Bg5 O-O 13. Rc1 Bd7 14. Nc3 a6 15. Bb1 Rf7 16. Bh4 Bf4 17. Bg3 g6 18. Ne2 Bxg3 19. hxg3 Qd6 20. Nf4 Ng4 21. Re1 Raf8 22. Nd3 Nxd4 23. Nxd4 Nxf2 24. Nxf2 Rxf2 25. Qb3 b5 26. Bc2 b4 27. Qe3 R2f6 28. Qg5 Kg7 29. Re5 a5 30. Qe3 Rc8 31. g4 h6 32. Re1 Qc5 33. Bb3 a4 34. Bxd5 exd5 35. Re7+ Kg8 36. Rxd7 a3 37. Kh2 Rf7 38. Qe6 Qf8 39. Rf1 axb2 40. Rfxf7 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Smit, Dick"]
[Result "1-0"]
[ECO "C67"]
[PlyCount "77"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. c4 O-O 10. Nc3 f6 11. Be3 Qe8 12. Bd4 fxe5 13. Qxe5 Qf7 14. Rae1 Bf6 15. Qxc7 Bxd4 16. Nxd4 Qxc4 17. Re4 Qc5 18. Rd1 Qg5 19. Re5 Qd8 20. Qxd8 Nxd8 21. Nf5 d5 22. Ne7+ Kh8 23. Na4 Nf7 24. Ree1 Nd6 25. Nc5 Rb8 26. b3 Rb6 27. Rc1 Re8 28. f3 g6 29. Kf2 Rf8 30. Ne6 Bxe6 31. Rxe6 Ne4+ 32. Kf1 Rf7 33. Nxc6 Kg7 34. Re7 Nd2+ 35. Kf2 Ne4+ 36. Ke3 Rxe7 37. Nxe7 Re6 38. Rc7 Nc3+ 39. Kd2 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Strand, Torger"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2350"]
[BlackElo "2710"]
[Annotator "BCM June 1989/tournament book"]
[PlyCount "78"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be2 Be7 7. Be3 Nf6 8. O-O O-O 9. f4 a6 10. a4 {cf Penrose-Kramer, BPCF Jubilee Tournament} Qc7 11. Kh1 Rd8 12. Qe1 Nxd4 13. Bxd4 e5 14. Bg1 $5 exf4 15. a5 Re8 16. Bb6 Qb8 17. Rxf4 d5 18. Qf2 Be6 (18... dxe4 {Geller-Tal, 1977}) 19. exd5 Nxd5 20. Nxd5 Bxd5 21. Bd4 Bc5 $1 22. Bd3 {22. c5 e2!} Bxd4 23. Rxd4 Qe5 24. Rd1 g6 25. c4 Bc6 26. b4 Re7 27. Bf1 Rae8 28. b5 $6 {Relying on the 32nd move, but overlooking the refutation.} axb5 29. cxb5 Bxb5 $1 30. Rd5 Qxd5 $1 31. Rxd5 Bxf1 32. Qh4 $5 (32. Qxf1 Re1 $19) 32... Re4 $1 33. g4 Kg7 34. Qg3 Re3 35. Qc7 Bh3 36. Kg1 Re1+ 37. Kf2 R1e2+ 38. Kg3 R8e3+ 39. Kf4 Bg2 {Threatens mate starting 40...f3+} 0-1

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Stern, Dieter"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "C91"]
[PlyCount "66"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Be3 exd4 11. cxd4 Na5 12. Bc2 c5 13. dxc5 dxc5 14. Nbd2 Nd7 15. h3 Bh5 16. g4 Bg6 17. Nh2 Qc7 (17... Nc6 18. f4 h6 19. Ndf3 c4 20. Nd4 Nxd4 21. Qxd4 Qc7 22. Qd2 Rad8 23. Qf2 Rfe8 {Stern-Mohrlok Nielsen memorial corr. 1986. Black won the ending}) 18. f4 f6 19. Ndf3 c4 20. Nh4 Rad8 21. Qe2 Nc6 22. Nxg6 hxg6 23. b3 Bc5 24. Qf2 Nb4 25. Rec1 g5 $1 26. bxc4 bxc4 27. f5 Bxe3 28. Qxe3 Ne5 29. Bb1 Ned3 30. Bxd3 Rxd3 31. Qe2 Rg3+ 32. Kh1 Nd3 33. Rf1 Rb8 (33... Rb8 {white resigns. Play could go:} 34. Rab1 Rxb1 35. Rxb1 Qe5 {threat Qe4: and Nf2 X} 36. Rf1 c3 37. Nf3 Rxh3+ 38. Kg1 Qc5+ 39. Kg2 Nf4#) 0-1

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Sorensen, Arne"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "67"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 b6 6. Ne2 Ba6 7. c4 c5 8. Nf3 cxd4 9. cxd5 Bxd3 10. Qxd3 Nc5 11. Qb5+ Qd7 12. Nexd4 exd5 13. O-O Ne6 14. Rd1 Bc5 15. Qxd7+ Nxd7 16. Nf5 d4 17. Nd6+ Kf8 18. Nf5 h6 19. b3 Re8 20. a3 Kg8 21. b4 Bf8 22. Bb2 Nf4 23. N5xd4 Nxe5 24. Nxe5 Rxe5 25. Nc6 Re2 26. Be5 Ne6 27. Kf1 Rc2 28. Nxa7 f6 29. Bg3 Be7 30. Rd7 Kf7 31. Bd6 Re8 32. Re1 f5 33. Nb5 Rd2 34. Rxe7+ 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Ekebjaerg, Ove C"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "B23"]
[PlyCount "112"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 e6 3. f4 d5 4. Nf3 dxe4 5. Nxe4 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. d3 Be7 9. O-O b5 10. Qe2 O-O 11. b3 Qc7 12. c4 Nxe4 13. dxe4 bxc4 14. bxc4 Nb8 15. Be3 Nc6 16. Rab1 Rfd8 17. Rfd1 Qa5 18. h3 Qc3 19. Rdc1 Qa3 20. Rb3 Qa6 21. Rcb1 Nd4 22. Bxd4 cxd4 23. Ne5 Bd6 24. Rb7 d3 25. Nxd3 Qxc4 26. Kf1 Qd4 27. g3 Rac8 28. Ne1 Bc5 29. Nf3 Qa4 30. R7b3 Bb6 31. Rb4 Qa3 32. R4b3 Qd6 33. Kg2 Rc5 34. Rb5 Rc7 35. R1b2 Rdc8 36. Rd2 Qa3 37. Rb3 Qa4 38. Qd3 Rc4 39. Re2 h6 40. Ne5 Rd4 41. Qb1 Qa6 42. Qb2 Rc1 43. Ra3 Ra4 44. Rxa4 Rg1+ 45. Kh2 Qxa4 46. Qd2 Qb5 47. Qc2 Rc1 48. Qd3 Qc5 49. Rg2 f6 50. Ng6 Kh7 51. f5 Qb4 52. Re2 Rc3 53. Qd2 exf5 54. exf5 Qc5 55. Rg2 Rf3 56. Qe2 Re3 1/2-1/2

[Event "Julius Nielsen Mem extra"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Kosenkov, VsevolodTikhonovich"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "53"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 O-O 9. d4 Bb6 10. Bg5 h6 11. Bh4 d6 12. a4 exd4 13. cxd4 Re8 14. axb5 axb5 15. Rxa8 Bxa8 16. Nc3 g5 17. Qd2 Nxd4 18. Nxd4 Bxd4 19. Qxd4 gxh4 20. e5 dxe5 21. Qxh4 Qd2 22. Ra1 Kg7 23. Qg3+ Qg5 24. Qxg5+ hxg5 25. Nxb5 Rb8 26. Nxc7 Rxb3 27. Rxa8 {Kosenkov withdrew; games cancelled} 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Danner, Georg"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D29"]
[PlyCount "48"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7 11. e4 cxd4 12. Nxd4 Bc5 13. Bg5 O-O 14. Rac1 Qb6 15. Nf3 Bc6 16. h3 Rac8 17. Bh4 Qb8 18. Kh1 Nh5 19. Nd4 Bxd4 20. Qxh5 Nf6 21. Qe2 Qf4 22. Bg3 Qh6 23. f3 Nh5 24. Bh2 Rfd8 1/2-1/2

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Helsloot, Jan S"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "B82"]
[Annotator "Helsloot"]
[PlyCount "43"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 7. f4 Be7 8. Qf3 O-O 9. O-O-O Qc7 10. Rg1 Nxd4 11. Bxd4 e5 12. fxe5 dxe5 13. Qg3 Rd8 $1 14. Be2 Rxd4 15. Rxd4 Bc5 16. Nd5 $1 Nxd5 17. Rxd5 {[#]} Be6 (17... Bxg1 $4 18. Qxe5 $1) 18. Rgd1 Bxd5 19. Rxd5 Bd6 20. Qb3 g6 21. Rd3 Qc6 22. Qd5 1/2-1/2

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Breazu, Mihai"]
[Result "1-0"]
[ECO "B27"]
[Annotator "Harding"]
[PlyCount "69"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. c3 Qxc5 6. Be3 Qc7 7. Bd4 e5 $2 {Better 7...Nf6, as played in Koskinen-Ekebjaerg from the same event.} 8. Be3 Nf6 9. Na3 Ng4 (9... O-O 10. Nb5 Qc6 11. Nxe5 Qxe4 12. Nxf7 $1 $16 {Maric-Tringov, Bar 1977}) (9... Nxe4 10. Nb5 Qc6 11. Nxa7 Qc7 12. Nb5 {should also favour White, although Black survived in Bryson-Dunnington, Rotherham 1997.}) 10. Nb5 Qc6 11. Bc4 Ke7 12. Qd5 Qxd5 13. exd5 $1 $16 {[#]} d6 (13... Nxe3 14. fxe3 Na6 15. d6+ Kf8 16. O-O {is very depressing so Black decides to give up the exchange instead.}) 14. Nc7 Nxe3 15. fxe3 Bf5 16. Nxa8 Nd7 17. Nd2 Rc8 18. Be2 Nc5 19. Nb6 axb6 20. a4 Nd3+ 21. Bxd3 Bxd3 22. Ra3 Kd7 23. Kf2 e4 24. Rb3 Kc7 25. Rb4 f5 26. Nb3 b5 27. Nc1 Bc4 28. Rd1 (28. axb5 Kb6 {and ...xb5 (tournament book)}) 28... Kb6 29. Ne2 Be5 30. Nd4 Ka5 (30... Bxd4 31. Rxd4 {(tournament book)}) 31. Nxb5 h5 32. Na7 Rc7 33. Nc6+ bxc6 34. Rxc4 c5 35. Rb1 1-0

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Koskinen, Olli"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D27"]
[PlyCount "50"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. a4 Nf6 7. O-O Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. Rd1 O-O 11. h3 h6 12. Bd2 Bd7 13. Rac1 Rad8 14. dxc5 Bxc5 15. e4 Nd4 16. Nxd4 Bxd4 17. Kh1 Bc6 18. Ba2 Bxc3 19. Rxc3 Rd4 20. Be3 Rxd1+ 21. Qxd1 Nxe4 22. Rc4 Rd8 23. Qc2 Nd6 24. Bf4 Qa5 25. Rd4 e5 0-1

[Event "Julius Nielsen Memorial 8588"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Ingerslev, Aage"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "B91"]
[PlyCount "42"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 b5 8. a4 Bb7 9. Bg2 Be7 10. axb5 axb5 11. Rxa8 Bxa8 12. Qd3 Qa5 13. O-O b4 14. Nd5 Nxd5 15. exd5 O-O 16. g4 Nd7 17. Ng3 g6 18. h3 Bb7 19. Rd1 Ba6 20. Qd2 Rc8 21. Bf1 Bxf1 0-1

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1987.??.??"]
[Round "?"]
[White "Sorri, Juhani"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D06"]
[WhiteElo "2415"]
[BlackElo "2725"]
[PlyCount "105"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 Nf6 4. cxd5 cxd4 5. Nxd4 Nxd5 (5... a6 6. Qa4+ b5 7. Nxb5 Bd7 8. N1c3 Nxd5 9. Nxd5 Bxb5 10. Qd1 Bc6 11. Nb4 $1 {Browne-Sosonko 1982}) 6. e4 Nb4 {JP says he got into a bad position early in this game.} (6... Nc7 7. Bf4 Ne6 8. Bb5+ Nc6 9. Nxe6 Qxd1+ 10. Kxd1 Bxe6 11. Bxc6+ bxc6 12. Nd2 g6 13. Be5 {Timman-Miles, Bugojno 1982} (13. b3 {Timman}) 13... f6 14. Bc3 a5 $1) (6... Nf6 7. Nc3 e5 8. Ndb5 Qxd1+ 9. Kxd1 Na6 10. f3 Bc5 11. Na4 Be7 12. Be3 Bd7 13. Rc1 O-O 14. a3 Rfd8 15. Ke1 $13 {Rubinstein A.-Tarrasch S., Berlin 1928}) 7. Bb5+ (7. Be3 a6 8. Qa4+ N4c6 9. Nc3 e6 10. Ndb5 Nd7 11. Rd1 Rb8 12. Nd4 Nxd4 13. Qxd4 $14 {Capablanca J.-Menchik V., Margate 1936}) 7... Bd7 8. Bc4 (8. Nc3 e5 9. Nf5 (9. Bxd7+ Qxd7 10. Ndb5 a6 11. Qxd7+ Kxd7 12. Na3 N8c6 13. O-O Bc5 14. Nc4 Ke6 15. Be3 b5 16. Bxc5 bxc4 {= Gheorgiu-Szabo 1970}) 9... N8c6 10. Ne3 Nd4 11. Bxd7+ Qxd7 12. Ncd5 Rc8 13. O-O Ndc2 14. Nxc2 Nxc2 15. Rb1 Nb4 16. Qf3 Nxd5 17. Rd1 Bc5 18. Rxd5 Qc7 19. Qg4 Bd4 20. Be3 Bxe3 21. Qxg7 {1-0 Krasenkov M.-Laketic G., Belgrade 1988}) 8... N8c6 9. O-O Nxd4 10. Qxd4 e6 11. Na3 Bc6 12. Qe5 a6 13. Be3 Qf6 14. Qxf6 gxf6 15. f3 b5 16. Be2 O-O-O 17. Rfc1 Kb7 18. Nc2 f5 19. a4 Nd3 20. Rd1 fxe4 21. fxe4 Bxe4 22. Ne1 Nxe1 23. Rxd8 Nxg2 24. Rd4 Bc6 25. axb5 axb5 26. Bf2 h5 27. Rc1 Rg8 28. Kf1 Bh6 29. Rxc6 Ne3+ 30. Bxe3 Bxe3 31. Bf3 Rg1+ 32. Ke2 Bxd4 33. Rd6+ Kc7 34. Rxd4 Rb1 35. Rd2 h4 36. Bh5 f6 37. Be8 Kb6 38. Rc2 e5 39. Bd7 Rh1 40. h3 Rh2+ 41. Kd1 Rh1+ 42. Kd2 Rf1 43. Ke2 Rb1 44. Be6 Ra1 45. Ke3 Re1+ 46. Re2 Rb1 47. Rf2 Kc5 48. Kd3 Re1 49. Rxf6 e4+ 50. Kc2 Re2+ 51. Kb3 e3 {[#] Now White made a mistake and JP pulled off his best CC swindle.} 52. Rh6 $2 Rxb2+ $1 53. Kxb2 (53. Kxb2 {Sorri offered a draw and JP now slightly regrets accepting immediately. The position is a draw, he says, but White could have been required to make a few moves in the subsequent Q v R+B ending.} e2 {Now in CCYB Pietro Cimmino indicated possible continuations} 54. Rh5+ Kd6 (54... Kd4 55. Rxh4+ Ke5 56. Bg4 e1=Q 57. Rh5+ Kd4 58. Rxb5 Qc3+ 59. Ka2 $11) 55. Bg4 e1=Q 56. Rxb5 $11 {Black K is cut off from approaching the white K.}) 1/2-1/2

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1987.??.??"]
[Round "?"]
[White "Palm, Hans"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D28"]
[WhiteElo "2535"]
[BlackElo "2710"]
[PlyCount "60"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. Qe2 (7. a4 Nc6 8. Qe2 cxd4 9. Rd1 Be7 10. exd4 O-O 11. Nc3 Nd5 12. Ne4 Ncb4 13. Ne5 b6 14. Ra3 f5 15. Rh3 fxe4 16. Qxe4 h5 $5 {Browne-Christiansen, USA 1977}) 7... b5 8. Bd3 (8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qb8 11. d5 Nxd5 12. Nxd5 Bxd5 13. Bxd5 exd5 14. Rxd5 Be7 15. e4 Qb7 16. Bg5 Nb6 17. Rad1 $1 f6 $5 18. Bf4 Nxd5 19. exd5 O-O 20. d6 Bd8 21. d7 $13) 8... cxd4 (8... Bb7 9. a4 b4 10. Nbd2 Nbd7 11. a5 $5 Qb8 12. Nc4 Qa7 13. Re1 Be7 14. Bd2 Ne4 15. Rad1 $14 {Prezwoznik-Novak, Hungary 1981}) 9. exd4 Be7 (9... Bb7 10. a4 bxa4 11. Rxa4 Be7 12. Nc3 O-O 13. Bg5 a5 14. Rd1 Bc6 15. Raa1 Nbd7 $132 {Reshevsky-Portish, Santa Monica 1966}) 10. Bg5 Bb7 11. Nc3 O-O 12. Rad1 Nbd7 13. Rfe1 Re8 14. Ne5 Nf8 15. Bxf6 Bxf6 16. Ne4 Bxe4 17. Bxe4 Rc8 18. Bb7 Rb8 19. Bc6 Re7 20. Ng4 Bxd4 21. Qe4 f5 22. Qxd4 Qxd4 23. Rxd4 fxg4 24. Rxg4 Rc7 25. Be4 Rd8 26. Rg3 Rd2 27. Ra3 Re2 28. Kf1 Rxb2 29. Rxa6 Rd7 30. a4 bxa4 1/2-1/2

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Sterud, Edvard"]
[Result "1-0"]
[ECO "C09"]
[WhiteElo "2720"]
[BlackElo "2450"]
[Annotator "Skrobek"]
[PlyCount "143"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 (4... cxd4) (4... Nf6) 5. exd5 exd5 6. Bb5 Bd6 7. O-O Nge7 8. dxc5 Bxc5 9. Nb3 Bd6 10. Re1 O-O 11. Bg5 Bg4 (11... a6) 12. c3 (12. Bh4) 12... f6 (12... Re8 13. Be2 (13. h3 Bh5 14. Be2 h6 15. Be3 Bg6 16. Nbd4 a6 17. Bd3 Bh5 18. Qd2 Bc7 19. Bf4 Bb6 20. Nxc6 bxc6 21. Ne5 f6 22. Bxh6 $2 fxe5 23. Qg5 Bg6 24. Bxg6 gxh6) 13... h6 14. Bh4 Qb6 $1 15. Nfd4 Bxe2 16. Rxe2 Ng6 17. Bg3 Bxg3 18. hxg3 Re4 19. f3 Re5 20. Qc2 Rg5 21. Kf2 Qc7 22. Nf5 d4 23. cxd4 Qd7 24. g4 Nf4 25. Nc5 Qc7 26. Rd2 g6 27. Ne4 gxf5 28. Nxg5 hxg5 29. Qxf5 Nh3+ $13) 13. Bh4 Bh5 14. Be2 Bf7 15. Bg3 Be5 16. Bd3 Qd6 17. Nbd4 $1 (17. Qc2 Bg6 18. Rad1 Rac8 19. Bxg6 Nxg6 $11) 17... Bxg3 $6 (17... Rae8 18. Nxc6 (18. Qc2 Ng6 $1) 18... Nxc6 19. Qc2 g6 20. Bb5 Re7 21. Re2 Rfe8 22. Rae1 Bxg3 23. hxg3 Rxe2 24. Rxe2 Rxe2 25. Qxe2 d4 26. Qd3 (26. Bxc6 d3) 26... Bxa2) 18. hxg3 Ne5 19. Nb5 $1 Qb8 20. Qc2 g6 (20... Bg6 $2 21. Nxe5 fxe5 22. Bxg6 Nxg6 (22... hxg6 23. f4 Rf5 24. Nd4 exd4 25. Rxe7 dxc3 26. Qxc3) 23. Qb3 Rd8 24. Rad1 Ne7 25. f4 e4 26. Rxe4) (20... Nxd3 $2 21. Rxe7 Ne5 22. Nxe5 fxe5 23. Qf5 e4 24. Nc7 Qd8 25. Qe5 Rc8 26. Ne6 $18) 21. Qd2 a6 22. Nbd4 N7c6 23. Bc2 Qd6 (23... Nc4 $2 24. Qh6) 24. Rad1 Rfe8 25. Bb3 Nxf3+ (25... Na5 26. Nxe5 Rxe5 27. Rxe5 fxe5 (27... Qxe5 $2 28. Nf3 $1) 28. Nf3 d4 29. cxd4 Bxb3 30. Qxa5) 26. gxf3 Rxe1+ 27. Rxe1 Na5 28. Kg2 Nxb3 29. axb3 Re8 30. Rh1 Re7 31. Nc2 Rd7 32. Rh4 Be6 33. Rd4 Qb6 34. b4 Qc6 35. Ne3 Kf8 36. Rf4 Rf7 37. Kh2 Ke8 38. Qd4 Ke7 39. Ng4 Bd7 (39... Bxg4 40. fxg4 Rf8 (40... Kf8 41. Rf3 Qc4 42. Rxf6) 41. g5 f5 (41... fxg5 $2 42. Qg7+) 42. Qg7+ Rf7 43. Qh8 {threat f3-e3}) 40. Qd2 Be6 (40... Bxg4 41. fxg4 Rf8 42. Rd4 Rd8 43. c4) 41. Rd4 Ke8 (41... Rf8 42. Ne3 Rd8 43. c4) 42. c4 $1 dxc4 43. Rd6 Qc8 44. Qe3 Ke7 45. Rb6 Rf8 (45... h5 46. Nh6 Rf8 (46... Rh7 47. Qf4 Qd7 48. Qb8 Bd5 49. Ng8+ Bxg8 50. Rxb7) 47. f4 f5 48. Qe5 {threat g7}) 46. Kg2 Qd7 (46... Rd8 $2 47. Qh6) 47. Qc5+ Ke8 (47... Kf7 $2 48. Nxf6) 48. Rd6 Qe7 49. Ne3 f5 50. b5 f4 $2 (50... axb5 51. Qxb5+ Kf7 52. Nxc4 Bxc4 53. Qxc4+ Kg7 54. Qd4+ Kg8 55. Rd7 Qf6 56. Qd5+ Kh8 57. Rxb7) 51. bxa6 fxe3 52. Rxe6 Qxe6 53. axb7 Kf7 54. Qxf8+ Kxf8 55. b8=Q+ Ke7 56. Qa7+ Kf6 57. Qd4+ Kf7 58. fxe3 h5 59. g4 hxg4 60. fxg4 Qc6+ 61. Kg3 g5 62. Qe5 Qf6 63. Qf5 (63. Qxf6+ $2 Kxf6 $11) 63... Ke7 64. Kf3 Qxb2 65. Qxg5+ Kd6 66. Qd8+ Kc5 67. Qf8+ Kc6 68. Qc8+ Kd5 69. e4+ Kd6 70. Qxc4 Qf6+ 71. Ke2 Qe5 72. Qd3+ {Skrobek} 1-0

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Zapletal, Jindrich"]
[Result "1-0"]
[ECO "B00"]
[Annotator "Harding/ CCYB"]
[PlyCount "45"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 e5 (3... dxe4 4. d5 Ne5 5. Bf4 Ng6 6. Bg3 f5 7. Nh3 $1 e5 8. dxe6 c6 9. Qxd8+ Kxd8 10. Ng5 Nh6 11. O-O-O+ Ke8 12. Bc4 f4 13. Ncxe4 Be7 14. Rhe1 fxg3 15. hxg3 $16 {Apicella-Vaisman, France (Ch) 1988}) 4. dxe5 d4 5. Nd5 f5 6. exf6 Nxf6 7. Bg5 Be6 8. Bxf6 gxf6 9. Bc4 Bf7 (9... Ne5 $5 {Watson-Martin}) 10. Nf3 (10. Qf3 Ne5 11. Qxf6 (11. Nxf6+ $2 Ke7 $1) 11... Nxc4 12. Qxh8 Bxd5 13. exd5 Qxd5 {unclear/Black compensation (Alekseev, my book); += Kapitaniak. Who is right?}) (10. Ne2 Bc5 11. O-O Qd6 12. Ng3 O-O-O 13. Be2 Bxd5 14. exd5 f5 $13 {1-0,29 Bryson-G.Mohr, Moscow ol 1994 (needs more analysis)}) 10... Bg7 {see comment in my book pp75-76} 11. Nh4 $1 $16 O-O (11... Ne5 12. Bb3 O-O {Krebs-Beisser}) 12. Nf5 Kh8 13. O-O Qd7 14. Qg4 Rg8 15. Bb3 Ne5 16. Qh3 Ng6 17. Rad1 c5 18. Rd3 Rgf8 19. Rg3 Rae8 20. Rg4 Qc6 21. c4 $1 Rg8 22. f4 $1 Rxe4 23. Bc2 1-0

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Santoro, Giancarlo"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D29"]
[PlyCount "78"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7 11. e4 cxd4 12. Nxd4 (12. Nd5 exd5 13. exd5+ Be7 14. Bg5 Kf8 $1) 12... Bc5 (12... Bd6 13. g3 Be5 14. Bg5 h6 15. Be3 b4 16. Na4 Bxe4 17. Rac1 Qb7 18. Nc5 Nxc5 19. Rxc5 Bxd4 20. Ba4+ $1 {Gilman-Romanov, USSR CC 1966}) 13. a3 (13. Bg5 O-O 14. Rac1) (13. Be3 O-O 14. f3 Rfd8 15. Qf2 Rac8 16. g4 b4 17. Nce2 Qe5 $17 {Povah-Penrose, BPCF Jubilee Tournament}) 13... O-O 14. Be3 Rfd8 15. f3 Ne5 16. Nc2 Nfd7 17. Ba2 Nb6 18. Bxc5 Qxc5+ 19. Qe3 Qc7 20. Ne1 Nbc4 21. Qf2 Nxa3 22. Rac1 Rxd1 23. Rxd1 Nac4 24. b3 Na5 25. Qd4 h6 26. h3 Rc8 27. Ne2 Nac6 28. Qe3 Rd8 29. Rxd8+ Qxd8 30. Kf1 Nb4 31. Bb1 Qd1 $1 32. Nc1 a5 33. Kf2 a4 34. bxa4 bxa4 35. Qc3 Qd6 36. f4 Nd7 37. e5 Qb6+ 38. Kg3 Nd5 39. Qd3 Nxf4 $1 (39... Nxf4 40. Qxd7 (40. Kxf4 Qf2+ 41. Nf3 g5+ 42. Kg4 Bxf3+ 43. gxf3 {or Qxf3} Qh4#) (40. Qh7+ {The interposition of} Kf8 {would make no difference.}) 40... Qxb1 41. Kxf4 (41. Ncd3 Nxd3 42. Nxd3 a3) 41... Qxc1+ 42. Kg4 Qg5#) 0-1

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Oim, Tonu O"]
[Result "1/2-1/2"]
[ECO "C88"]
[PlyCount "102"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Nc3 Na5 11. Ba2 b4 12. Ne2 c5 13. Ng3 Rb8 14. Nd2 Bc8 15. Nc4 Bg4 16. f3 Be6 17. f4 b3 18. Nxa5 Qxa5 19. Bxb3 Bxb3 20. cxb3 g6 21. Nf1 Qb4 22. fxe5 Qd4+ 23. Be3 Qxe5 24. d4 Qe6 25. d5 Qe5 26. Nd2 Qxb2 27. Nc4 Qxb3 28. Qxb3 Rxb3 29. Na5 Rxe3 30. Rxe3 Ng4 31. Rg3 Bf6 32. Rd1 Ne5 33. Rb1 c4 34. Rc1 Rb8 35. Nxc4 Nxc4 36. Rxc4 Rb1+ 37. Kf2 Bh4 38. Rc6 f5 39. exf5 Rb2+ 40. Kf3 Rb3+ 41. Kg4 Rb4+ 42. Kh3 Bxg3 43. Kxg3 Rxa4 44. fxg6 hxg6 45. Rxd6 Kf7 46. Kf3 a5 47. Ra6 g5 48. h3 Rf4+ 49. Kg3 a4 50. d6 Rd4 51. d7 Rxd7 1/2-1/2

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Gruenberg, Hans Ulrich"]
[Black "Penrose, Jonathan"]
[Result "1-0"]
[ECO "D20"]
[Annotator "Penrose/Hawkes; Harding"]
[PlyCount "83"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

{JP says this was his most difficult game and certainly his most interesting loss. TH: Grünberg was OTB champion of East Germany in 1989.} 1. d4 d5 2. c4 dxc4 3. e4 {The most challenging answer to the QGA, JP thinks. Now he might prefer to answer 3...Nf6.} e5 4. Nf3 Bb4+ {TH: In the 13th Wch Final two years later, JP switched to 4...exd4.} 5. Nc3 exd4 6. Nxd4 Ne7 (6... Qe7 7. Bxc4 Nf6 8. O-O O-O 9. Bg5 Bxc3 10. Bxf6 Qxf6 11. bxc3 Nc6 $11 {Alburt L.-Zaltsman, New York 1982}) 7. Bxc4 Nbc6 8. Be3 (8. Ndb5 Qxd1+ 9. Kxd1 Bg4+ 10. f3 O-O-O+ 11. Ke2 Be6 12. Bxe6+ fxe6 13. Be3 a6 14. Na3 Nd4+ 15. Bxd4 Rxd4 $11 {Alburt L.-Rachels S., Dortmund 1988}) 8... Nxd4 (8... O-O 9. Ndb5 (9. a3 Bxc3+ 10. bxc3 Na5 11. Be2 Ng6 12. O-O Qe7 13. Qc2 Ne5 14. Rfe1 b6 15. Nf5 Bxf5 16. exf5 Rfe8 17. a4 Rad8 18. h3 Nec4 $13 {Bareev E.-Ivanchuk V., Dortmund 1988}) 9... Bd7 10. a3 Ba5 11. b4 Bb6 12. Bxb6 axb6 13. f4 Na7 14. Nxa7 Rxa7 15. O-O Kh8 16. Qb3 Qe8 17. Rad1 Ng8 18. b5 Be6 19. Bxe6 fxe6 20. Qb4 h6 21. a4 Ra8 22. Qc4 $14 {Vyzmanavin A.-Bagirov V., Podolsk 1988}) 9. Bxd4 O-O 10. a3 Ba5 11. O-O Ng6 12. Bc5 Re8 13. Qa4 {[#]} Bh3 $1 {I thought I was all right but it got very wild. I played this combination early on, without analysing it out, but it didn't quite work.  I put the game aside to analyse more deeply the next month but somehow was never quite able to justify the sacrifice.  However, it is probably the best move in the position. If there is a mistake it may be earlier.} 14. Qxa5 Qg5 15. g3 b6 16. Bxb6 Qf6 17. Rfd1 Qf3 18. Bf1 Bxf1 19. Kxf1 Ne5 20. Bxc7 Qh1+ 21. Ke2 Qf3+ 22. Kf1 Qh1+ 23. Ke2 Qf3+ 24. Ke1 $1 Nc4 {Hoping to be able to play ...Rxe4!= after some Q moves (Hawkes)} 25. Qd5 Nxb2 {[#]} 26. Ba5 $1 Rac8 27. Kf1 Nxd1 28. Rxd1 Rxc3 29. Bxc3 Qxc3 30. Rd3 Qc1+ 31. Kg2 g6 32. Rb3 Qc2 33. Rb4 Qe2 34. h4 Qg4 35. Qb7 a5 36. Qb5 $1 Rd8 37. Qxa5 Rd3 38. Kh2 Qf3 39. Rb8+ Kg7 40. Qc5 Kh6 41. Qf8+ Kh5 42. Rb5+ {"I spent a lot of time on this game, to no avail" JP} (42. Rb5+ f5 43. Rxf5+ $1 gxf5 44. Qf7+ Kg4 45. Qg7+ Kh5 46. Qg5# {Hawkes}) 1-0

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Krzyszton, Jerzy"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D29"]
[PlyCount "61"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. Qe2 b5 7. Bb3 Nf6 8. O-O Bb7 9. Nc3 Nbd7 10. Rd1 Qc7 11. e4 cxd4 12. Nxd4 Bc5 13. Be3 O-O 14. Rac1 Rfd8 15. f3 Ne5 16. Nc2 Nfd7 17. Ne1 Rac8 18. Qf2 Qb6 19. Bxc5 Nxc5 20. Ne2 Rxd1 21. Rxd1 h6 22. Bc2 b4 23. Qd4 Nc4 24. Nd3 e5 25. Qf2 Kf8 26. Nxc5 Qxc5 27. Qxc5+ Rxc5 28. Bb3 a5 29. Bxc4 Rxc4 30. Rc1 Ba6 31. Kf2 {Notes in Polish booklet of Olympiad X p5} 1/2-1/2

[Event "CCOL10 fin-01"]
[Site "corr ICCF"]
[Date "1988.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Bouwmeester, Hans"]
[Result "1-0"]
[ECO "C43"]
[PlyCount "139"]
[EventDate "1987.01.12"]
[EventType "team-tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. O-O Nf6 8. Bg5 Be7 9. c3 c6 10. Nd2 O-O 11. Qc2 h6 12. Bh4 Nh5 13. Bxe7 Qxe7 14. Rfe1 Qf6 15. g3 (15. Re5 Nf4 16. Rae1 {1-0, 61 in Hyldkrog-di Bucchianico, 17 CC semi-final}) 15... g6 16. Re5 Ng7 17. Rae1 Bf5 18. Bxf5 Nxf5 19. Kg2 Rac8 20. Qa4 {White starts to probe, though expecting a draw} Nd6 21. a3 Qd8 22. h4 h5 23. Nf3 Qb6 24. Qc2 Rce8 25. Ng5 Rxe5 26. dxe5 Nf5 27. e6 f6 28. Nh3 Ne7 29. Nf4 Kg7 30. c4 Qc5 31. Qb3 b6 32. Qa4 a5 33. cxd5 Nxd5 34. Qe4 Nxf4+ 35. Qxf4 Qd5+ 36. Kh2 Rc8 37. Re2 c5 38. Qa4 c4 39. e7 b5 40. Qxa5 Re8 41. Qb6 Kf7 42. Qe3 Qd7 43. Qc5 Qd3 44. Re3 Qd2 45. Kg2 Qd7 46. a4 $1 bxa4 47. Qxc4+ Kg7 48. Kf1 Qd1+ 49. Re1 Qd7 50. Re4 Qd1+ 51. Kg2 Qd7 52. Kh2 Qd2 53. Re2 Qd7 54. Qc5 Qd3 55. Re6 Kf7 56. Rd6 Qe4 57. Rd8 Rxe7 58. Rh8 Qe6 59. Rh7+ Kf8 60. Qb4 Qe2 61. Qb8+ Re8 62. Qb6 Qe5 63. Qa7 Re7 64. Rh8+ Kf7 65. Qxa4 Qxb2 66. Qc4+ Re6 67. Qc5 Rd6 68. Qc7+ Ke6 69. Qc4+ Rd5 70. Qc6+ 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "?"]
[White "Pereira, Alvaro FP"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "112"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. a4 Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. Rd1 O-O 11. h3 h6 12. dxc5 Bxc5 13. e4 Nd7 14. Be3 b6 15. Rd2 Bb7 16. Rad1 Rfd8 17. Nd4 Nde5 18. Ba2 Nxd4 19. Bxd4 Nc6 20. Be3 Rxd2 21. Rxd2 Rd8 22. Rxd8+ Qxd8 23. Bc4 Bxe3 24. Qxe3 Ne5 25. Bf1 Qd6 26. f3 g5 27. Na2 a5 28. Nc3 Nd7 29. Bb5 Bc6 30. Bxc6 Qxc6 31. Kf2 Qd6 32. h4 f6 33. hxg5 hxg5 34. Ke2 Kf7 35. Qd3 Ke7 36. Qxd6+ Kxd6 37. Kd3 Kc5 38. Na2 g4 39. Kc3 gxf3 40. gxf3 Ne5 41. f4 Ng6 42. f5 exf5 43. exf5 Ne7 44. b4+ axb4+ 45. Nxb4 Nxf5 46. Nd3+ Kc6 47. Nb4+ Kc5 48. Nd3+ Kc6 49. Nb4+ Kd6 50. Kc4 Ne7 51. Kb5 Kc7 52. Na6+ Kb7 53. a5 bxa5 54. Nc5+ Kc7 55. Kxa5 Kc6 56. Ne4 f5 1/2-1/2

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "1"]
[White "Penrose, Jonathan"]
[Black "Bang, Erik BH"]
[Result "1/2-1/2"]
[ECO "C93"]
[Annotator "Harding, CM3/97; Pereira"]
[PlyCount "83"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

{Notes by T.Harding Chess Mail 1997 and Alvaro Pereira in Peao Distante 9 p11.} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Nbd2 Bf8 14. a3 h6 15. Bc2 Nb8 16. b4 Nbd7 17. Bb2 g6 18. Qb1 {!? Pereira} Bg7 19. Nb3 Rc8 20. Na5 Ba8 21. d5 Nb6 22. a4 {! Pereira} Qd7 23. axb5 axb5 24. Nd2 Nh5 {! Pereira} 25. c4 {! Pereira} bxc4 26. Naxc4 Nf4 {! Pereira} 27. Ra7 Qd8 {! Pereira} 28. Nxb6 cxb6 29. h4 {[#] ! Pereira TH: To prevent ...g5 and provoke a crisis.} b5 {! Pereira} (29... Qxh4 {?! Pereira} 30. g3 Qg5 (30... Qg4 $2 31. Bd1) 31. Nf3 Qg4 (31... Nh3+ 32. Kg2 Nf4+ 33. Kg1 {with repetition - Harding, CM 1997}) 32. Bd1 $1 Nh3+ 33. Kf1 {threatening xe5 or xf7} Bxd5 $5 34. exd5 (34. Nxe5 $2 Qg5) 34... Qxb4 {threat ...c5} 35. Qa2 $5 {Pereira}) 30. g3 Qb6 31. Rxa8 Nh3+ 32. Kg2 Qxf2+ 33. Kxh3 Rxa8 34. Nb3 (34. Qd1 Ra2 {is main alternative, possibly +=?}) 34... g5 35. hxg5 {This maybe helps Black by opening the h-file, but if the exchange is avoided Black can get a pawn to h5 as a pivot for perpetual check.} (35. Rf1 g4+ 36. Kxg4 Qe2+ (36... h5+ $2 37. Kh3 Qe2 {has no real threat.}) 37. Kh3 Ra2 38. Rc1 h5 39. Qxa2 Qg4+ 40. Kg2 Qe2+ {and it is too risky for White to avoid perpetual check:} 41. Kg1 $2 Bh6 $1 {at least drawing? at least drawing?} 42. Bd4 Bxc1 (42... exd4 43. Bb1 Be3+ 44. Kh1 Qxa2 45. Bxa2 Bxc1 46. Nxc1 Rxe4)) 35... hxg5 36. Rf1 g4+ {! Pereira} 37. Kxg4 Qe2+ 38. Kh3 Ra2 39. Re1 (39. Qxa2 $4 Qxf1+ {and White picks up the c2-bishop.} 40. Kg4 Qe2+ {and ...xc2}) (39. Rc1 $4 Rxb2 $1 40. Qxb2 f5 {and ...f7 (Pereira)}) 39... Qf2 40. Rf1 (40. Rc1 $2 Rxb2 $1 41. Qxb2 f5 42. exf5 Kf7 $19) 40... Qe2 41. Re1 (41. Rf5 $2 Rc8 $1 42. Nc1 Qxc2 43. Qxa2 Qxe4 {Pereira}) 41... Qf2 42. Rf1 {Drawn by repetition of moves.} 1/2-1/2

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "2"]
[White "Santos, Luis MCP"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D20"]
[Annotator "Santos in Peao Distante"]
[PlyCount "104"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Bb4+ 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bg5 Be7 11. Bxe7 Qxe7 12. Bb5 O-O 13. Bxc6 bxc6 14. Rc1 Bg4 15. Nbxd4 Bxf3 $1 (15... c5 16. Nc6 Qe6 17. Rxc5 Qxa2 18. Qa1 Qxa1 19. Rxa1 Bxf3 20. gxf3 {idea f4-f5}) 16. Nxf3 c5 17. Qe2 $1 {! Santos} (17. Qc2 {Umansky-Penrose}) 17... Rfd8 (17... c4 18. Nd2) (17... a5 18. Qb5 c4 19. Nd4) 18. Qa6 $1 $14 c6 19. b3 Rd5 20. Rc3 Qc7 21. Re1 Re8 22. Rce3 Re6 23. Qe2 Nd7 24. Re4 h6 25. h3 Qa5 26. Qc2 Nf8 $1 27. Ra4 Qc7 28. Qc3 Ng6 29. Rae4 Qd8 $1 30. R1e2 Qd7 $1 31. Ne1 $6 Re8 $1 $11 32. R2e3 h5 $1 33. Nf3 Qf5 34. Kh2 Nf8 $1 35. Qe1 $5 (35. Nh4 {planning f2-f4 after  moves away}) 35... Ne6 36. Nh4 Qh7 37. Ra4 (37. f4 Nd4 $1) 37... Rd4 (37... Nd4 $2 38. Rxa7 $3 Nc2 39. e6 f6 40. Qa5 $1 Nxe3 41. Qc7 Rf8 (41... Nf1+ 42. Kg1 Rf8 43. e7 Re8 44. Qxc6) 42. fxe3 Re5 43. Qd7 $1 $18) 38. Re4 Red8 39. Nf3 Rd1 $1 40. Qe2 g5 $3 41. Ne1 $6 (41. g3 g4 $1 (41... Qf5 42. g4 $1 Qh7 (42... hxg4 43. Rxg4 $1) 43. gxh5 $1 Nf4 44. Rxf4 $1 gxf4 45. Rxf4 $14) 42. hxg4 R8d2 $1 $11) 41... R8d2 42. Qf3 $1 Nd4 $5 43. Qe3 Qf5 44. e6 $1 Nxe6 45. Re5 Qf6 46. Nf3 Rd3 47. Qe4 Rd5 $6 (47... g4 $5 48. hxg4 Rxf3 49. g5 Qf4+ 50. Qxf4 Rxf4 51. Rxe6 Rxa4 52. Re8+ Kg7 53. bxa4 Rd5 $1 (53... c4 54. Re4) 54. Rc8 Rd6 55. Re8 $1 Rd2 56. Rc8 Rxa2 57. Rxc6 Rxa4 58. Rxc5 $11) 48. Rxa7 $1 Rf1 49. Ra8+ $1 Kg7 50. Ra7 $1 Kg8 $1 51. Ra8+ Kg7 52. Ra7 Kg8 {Peao Distante #4 p26} 1/2-1/2

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "3"]
[White "Penrose, Jonathan"]
[Black "Goldenberg, Richard"]
[Result "1-0"]
[ECO "B01"]
[Annotator "Penrose"]
[PlyCount "85"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

{From JP 9th May 2000: "I wanted to expand my analysis to the Goldenberg game (which was originally rather skimpy) to my own satisfaction...However, I'm afraid I cannot guarantee its complete accuracy even now!"} 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 (4... g6 5. c4 Nb6 6. Nc3 Bg7 7. h3 O-O 8. Be3) 5. c4 Nb6 6. Be2 (6. c5 N6d7 7. Bg5 {Korelov-Goldenberg}) 6... Nc6 7. O-O e6 (7... Bxf3 8. Bxf3 Nxd4 9. Bxb7) 8. Nc3 Be7 9. d5 $1 exd5 10. cxd5 Nb4 (10... Nb8 11. Bf4 (11. Ne5)) (10... Bxf3 11. Bxf3 Ne5 12. Be4 $14 {Penrose}) 11. Qd4 Bxf3 12. Qxg7 {GM John Emms wrote in 'The Scandinavian' (1997) that: "This leads to fantastic complications, which seem to favour White".} (12. Bxf3 O-O (12... Nc2 13. Qxg7 Bf6 14. Qg4 Nxa1 15. Re1+ Be7 16. Bg5 Nc8 (16... Rg8 17. Bxe7 $1 Rxg4 18. Bc5+ Kd7 19. Bxg4+ $18) 17. Ne4 $1 Bxg5 18. Nf6+ Kf8 19. Qxg5) 13. Qd1 Nc4 14. Re1 Re8 15. a3 Na6 16. Be2 Nd6 17. Qc2 Bf6 18. Be3 $14 {Lau-Buecker, Bundesliga 1993-94 (Kaissiber 1/1996 p13).}) 12... Bf6 13. Bb5+ c6 14. Re1+ Kd7 {# I did not actually analyse the lines following 15 Qxf7+ more than very superficially ten years ago, because I knew my opponent would have spent a lot of time on them *before* our game. His moves were coming back almost by "return post" at the early point of our game. Therefore, I was looking for a line of play that might be unexpected for him, while *still* being reasonably good for White: hence the line I actually played.} 15. dxc6+ $1 (15. Qxf7+ Kc8 16. Qe6+ Nd7 {[suggested by Babachanov, in analysis cited in Kaissiber]} 17. dxc6 Bxc6 {(Goldenberg's suggestion)} (17... bxc6 18. Bc4 {White has compensation thanks to the exposed position of Black's king says Babachanov. He gives the following possible continuation:} Bxc3 19. bxc3 Bd5 20. Bxd5 Nxd5 21. Qxc6+ Nc7 22. Rd1 Rb8 (22... Re8 $2 23. Bg5) 23. Bg5 Qe8 24. Bf4 Qd8 25. Rd4 Rb6 26. Qc4 (26. Qa4 $1 Ra6 27. Qc4 {Buecker}) 26... Re8 27. Rad1 Rbe6 28. Kf1 {Threatening to win the exchange by Bxc7}) 18. Bxc6 (18. Bf4 $1 {threat Ne4-d6+ is even stronger says Buecker. Jonathan Penrose sent the following analysis of this position. #} Qg8 $13 {for example} 19. Bxc6 ({b)} 19. Qh3 h5 20. Ne4 ({or} 20. Bxc6 Nxc6 21. Nb5 Qg4 22. Nd6+ Kc7 23. Qb3 (23. Qe3 Be5) 23... Qxf4 24. Qxb7+ Kxd6) ({or} 20. f3 Qf8 $5) 20... Qg4 21. Qb3 Qxf4 22. Qxb4 Be5 23. g3 (23. Bxc6 Qxh2+ 24. Kf1 bxc6 25. Rac1 Qh1+ 26. Ke2 Qxg2 27. Rxc6+ Kd8) 23... Qf8 24. Qc4 Rh6) 19... Qxe6 (19... Nxc6 20. Qd6 $5) 20. Bxb7+ ({or} 20. Rxe6 Nxc6 21. Nb5 Be5) 20... Kxb7 21. Rxe6 Rhe8 $5 22. Rd6 Rad8 23. Rad1 Nb6 {JP}) 18... Nxc6 {and Penrose analyses three lines:} (18... bxc6 19. a3 {Babachanov? or Buecker?}) 19. Nb5 (19. Ne4 Qe7 20. Qd5 ({or} 20. Nd6+ Kc7 21. Bf4 Qxe6 22. Rxe6 Rhf8 {(Buecker)}) 20... Nde5 21. Nd6+ (21. f4 Rd8) 21... Kc7 $13) (19. Bf4 Bxc3 $5 20. bxc3 ({or} 20. Rac1 Qf6) 20... Qf6 $13) (19. Nd5 $16 {/~~. Possibly, *this* is White's best chance for a clear advantage in this line.}) 19... Be5 $140 ({Better} 19... Qe7 $1 {This is also the move given by Penrose, without further analysis} 20. Nd6+ $140 Kc7 21. Bf4 Qxe6 22. Rxe6 Rhf8 $11 {Buecker}) 20. Rxe5 Ncxe5 21. Bf4 Nd3 22. Rc1+ $18 {Babachanov}) ({a)} 15. Qg3 Bxd5 16. Qg4+ Be6 17. Qxb4 Bxc3 18. Rd1+ Nd5 19. bxc3 Kc8 20. Qc4 Qe8 21. Ba6 {(Kukk-Kularts, 1999)} Rb8 $13 {Penrose}) 15... bxc6 {#} 16. Qg3 $1 {This move is rightly marked. According to Karen Babachanov (Armenia) in Kaissiber 1/2000 (p4) it is not the strongest move: see Black's 18th. However, Penrose's new analysis (first published in Chess Mail 6/2000) appears to vindicate his choice.} ({Penrose (in earlier BCM 4/1996 notes): The most obvious move for White would have been} 16. Qxf7+ {but my opponent has had satisfactory positions from it in previous games. Now (May 2000) JP adds; "I was under the impression that Goldenberg had actually played some OTB games with positions following on from 15 Qxf7+; but on looking again at hisletter to me (written just after the game was finished) I find no reference to any "official" game, but perhaps more of a suggestion of some offhand games, i.e. just to test his analysis."} Kc8 17. gxf3 (17. Bc4 {Kaissiber 1} Nxc4 18. Qe6+ Kb7 19. Qxc4 a5 20. Qf7+ Ka6 21. Qc4+ Kb7 22. Qf7+ Ka6 23. Qc4+ {draw (P.Kerkhof-J. De Wolf, Brussels 1996)}) (17. Bf1 $5 {Kaissiber 1}) (17. Qe6+ {gives nothing after} Kb7 {Babachanov}) 17... Qg8+ 18. Qxg8+ Rxg8+ 19. Kf1 cxb5 {Penrose?}) 16... Bxc3 {Black can not only try to improve by 18...Rg8 (see below) but also play 16...Bxg2 according to Babachanov. After Penrose's new analysis, the second of these seems the only reasonable try but the whole 5...Bg4 line is looking unhealthy for Black.} ({Not} 16... cxb5 17. Qh3+ $1 Kc6 (17... Kc7 18. Bf4+ Kb7 19. Qxf3+ Ka6 (19... Kc8 20. Nxb5 $18) 20. a4 $1 {with a very strong attack}) 18. Qxf3+ N4d5 (18... Kc7 19. Qf4+ {/\ Qb4}) 19. Nxd5 Nxd5 {is an "improved defence" according to GM John Emms in his 1997 book on the Scandinavian, but he then said} 20. Bh6 (20. Bf4 $5) (20. Be3 {Junior7} Bxb2 21. Rab1 Bc3 22. Rec1 Qa5 23. Bd2 b4 24. Rxb4 Qxb4 $14) 20... Bxb2 21. Rad1 Rg8 22. Re2 Bc3 23. Re3 Bb4 24. Re5 $1 {"seems to win"}) (16... Bxg2 {is interesting} 17. Qg4+ Kc7 18. Bf4+ Kb7 19. Qxg2 $14 {# Penrose assessment, e.g.} Bxc3 (19... N4d5 20. Red1 $5 (20. Bxc6+ $145 Kxc6 21. Rad1 Rg8 22. Bg3 Bxc3 23. bxc3) 20... Bxc3 21. bxc3 cxb5 22. a4 {and now} Rc8 (22... a5 23. Rab1 Rc8 24. Rxb5 Rg8 25. Bg3 Rg5 (25... Ka6 26. Qf1 Kb7 27. c4) 26. h4 Rf5 27. Qe4 Qd7 28. c4) 23. a5 Rg8 24. Bg3 Rg5 25. h4 Rf5 26. axb6 axb6 ({or} 26... Kxb6 27. Qe4 Qd7 28. Qd4+ Rc5 29. Bb8 $5 a5 30. Rxa5) 27. Ra2 Rxc3 ({or} 27... Kc6 28. Qe4 Qf6 29. c4) 28. Qe4 Qd7 29. Rda1 Kc6 30. Ra7 {Penrose}) ({or} 19... N6d5 20. Bxc6+ Kxc6 21. Rad1) 20. bxc3 N4d5 {# End of Babachanov analysis} 21. Bxc6+ ({Kaissiber editor Stefan Buecker had given} 21. c4 Nxf4 22. Qxc6+ Kb8 23. c5 $1 {gives White some advantage. JP doesn't comment on this.}) ({JP says Bxc6+ is stronger than transposing into the 19...Nb4-d5 line by} 21. Red1 cxb5 22. a4) 21... Kxc6 22. c4 Rg8 23. Bg3 Nxc4 24. Rac1 Kc5 ({or} 24... Rg4 25. Re4) 25. Rxc4+ Kxc4 26. Qe4+ Kc5 27. Rc1+ Kb6 28. Rb1+ Ka5 ({or} 28... Kc6 29. Qa4+) ({or} 28... Kc5 29. Qc2+) 29. Qe1+ Ka4 30. Qd1+ Ka5 31. Qd2+ Ka4 32. Qc2+) 17. bxc3 cxb5 18. Bg5 {Diagram # An essential zwischenzug in order to stop Black playing ...Qf6 at some appropriate moment. We are now at the really critical juncture of the game, which you would never guess from reading the Emms book which has no comments on any of the moves from numbers 17 to 21.} (18. Qxf3 N4d5 19. Qxf7+ Kc8) 18... f6 (18... Rg8 $1 19. Qxf3 (19. Qh3+ {See Buecker analysis in Kaissiber 1 as follows:} Bg4 20. Qxg4+ Kc6 {and now} 21. Qf3+ (21. Bxd8 $2 Rxg4 22. Bxb6 Nc2) (21. h4 Nd3 (21... h6) 22. Red1 Qd5 {etc.}) 21... Qd5 22. Qf6+ Kb7 23. Re5 Nd7 24. Qe7 (24. Rxd5 Nxf6) 24... Qxe5 25. Qxd7+ Qc7 26. Qxb5+ Qb6 27. Qd7+ Ka6 28. Qa4+ Qa5) 19... Qxg5 20. cxb4 $16 {# says Penrose, giving a very detailed analysis of this position.} (20. Qb7+ Kd6 21. cxb4 Nd5 22. g3 Rgb8 23. Qxf7 Qg6 24. Qf3 Rf8 {Buecker (no comment from JP)}) 20... Kc7 {This was the end of Buecker's analysis in Kaissiber 1, implying that White's piece sacrifice was refuted. JP produced very detailed analysis to prove otherwise:} (20... Rae8 21. Qb7+ Kd6 22. Rad1+ Nd5 23. Qa6+ Kc7 ({or} 23... Kd7 24. Qxb5+ Kc7 (24... Kd6 25. Qc5+) 25. Rc1+ Kd8 26. Qb8+) 24. Rc1+ Kb8 25. Rxe8+ Rxe8 26. Qxb5+) ({or} 20... Rad8 21. Rac1 Nc4 22. Qb7+ Kd6 23. Rcd1+ Nd2 24. Re2) ({or} 20... Kd6 21. Rad1+ Nd5 22. h4) ({b)} 20... Kc8 21. a4 $5 Kb8 ({or} 21... bxa4 22. Qc6+ Kb8 23. Qd6+ Kc8 24. Rec1+ Kb7 25. Rc7+ Ka6 26. Rxa4+) ({or} 21... Qd5 22. Rac1+ Kb8 (22... Kb7 23. Re7+ Ka6 24. axb5+) 23. Qf4+ Kb7 24. Qc7+ Ka6 25. axb5+) 22. a5 Qd5 ({or} 22... Nc8 23. a6 Nd6 24. Qc6 Qd8 25. Rad1) ({or} 22... Nd5 23. h4) 23. Qf4+ {# and now:} Kb7 ({a)} 23... Kc8 24. g3 Nc4 ({or} 24... Nd7 25. Rac1+ Kb7 26. Qc7+) 25. Rad1 Qc6 ({or} 25... Qb7 26. Qf5+ Kb8 27. Rd7 Qc6 28. Ree7 Rc8 29. Qf4+ Nd6 30. Qxd6+ $1 Qxd6 31. Rb7#) 26. Qxf7 Rd8 27. Rxd8+ Kxd8 28. Qf8+ Kc7 29. Re7+ Kd6 30. Re8+) 24. a6+ $5 Kc6 ({or} 24... Kc8 25. Rac1+ Nc4 26. g3 Rd8 27. Re5 Qd6 28. Rc5+ Kb8 29. Rd1) 25. Rac1+ Nc4 26. Qf6+ Kc7 (26... Qd6 27. Qxf7 Qd7 28. Re6+) 27. Re7+ Kc8 28. g3 Rd8 ({or} 28... Rb8 29. Re5 Qd2 30. Qc6+) ({or} 28... Kb8 29. Rxc4 bxc4 30. Qf4+) 29. Re5 Qd6 ({or} 29... Qd7 30. Rc5+ Kb8 31. Rxb5+ Nb6 32. Rxb6+) 30. Qf3 Qxe5 ({or} 30... Rb8 31. Rc5+) 31. Qb7#) 21. h4 $16 {# for example:} Qd5 (21... Qd8 22. Qxf7+ Nd7 ({or} 22... Kb8 23. Re7 Rf8 24. Qg7 Rg8 25. Qe5+ Kc8 26. Rc1+) 23. Rac1+ Kb8 24. Red1) ({or} 21... Qxh4 22. Qxf7+ Nd7 23. Rac1+) (21... Qg4 22. Rac1+ Nc4 ({or} 22... Kb8 23. Re8+) 23. Qxf7+ Kb8 (23... Kd8 24. Qd5+) 24. g3 $5 Qg6 ({or} 24... Qg7 25. Re8+) (24... Rc8 25. Re7 Nd6 26. Rxc8+ Qxc8 27. Qd5 Qd8 ({or} 27... Qa6 28. Rd7) 28. Rg7 Qb6 29. Rd7) (24... Qc8 25. Re7 Rf8 ({or} 25... Rd8 26. Qf4+ Rd6 27. Rxc4) 26. Rxc4 bxc4 27. Qd5) (24... Rd8 25. Re7 Nd6 (25... Rd1+ 26. Kh2) 26. Rb7+ Nxb7 27. Qc7#) 25. Qf4+ Kc8 ({or} 25... Kb7 26. Re7+ Ka6 27. Rxc4) 26. Rxc4+ bxc4 27. Qxc4+ Kb8 ({or} 27... Kd7 28. Qd5+ Qd6 29. Qb7+) 28. Re7 Rc8 29. Qf4+) 22. Re7+ Kd8 ({or} 22... Kc8 23. Rc1+ Kd8 24. Qe4) ({or} 22... Kc6 23. Rc1+ Nc4 24. Rc7+ Kd6 25. Rd7+) 23. Re4 Kc8 ({or} 23... Kc7 24. Rd1 Qc6 25. Re7+) ({or} 23... f5 24. Rd1 fxe4 25. Rxd5+ Nxd5 26. Qd1 $16) 24. Rd1 Qc6 25. a4 {# and now:} bxa4 ({or} 25... Nxa4 26. Rc4) ({or} 25... a5 26. axb5) (25... Rd8 {In this line, there was a correction in Kaissiber 15:} 26. Rxd8+ (26. Qf5+ {or} Rd7 (26... Kb7 27. Re7+ Ka6 28. axb5+ Qxb5 29. Ra1+ Na4 30. Qf6+) ({or} 26... Nd7 27. axb5 Qc7 28. Rd5) 27. axb5 {Penrose, but he overlooked} Qxe4 28. Qxe4 Rxd1+) 26... Kxd8 27. Rd4+ Kc7 28. Qxf7+ Nd7 29. axb5 Qxb5 30. Rd5 $18 {Stefan Bücker, Kaissiber 15 p8}) (25... Re8 26. Rxe8+ Qxe8 27. a5 $16) 26. b5 Qc7 ({or} 26... Qxb5 27. Re7 Rb8 28. Qxf7) ({or} 26... Qc5 27. Qf4 Kb7 28. Qxf7+) 27. Rde1 Rd8 ({or} 27... Kb8 28. Re7 Nd7 29. Re8+) 28. Re7 Rd7 29. Re8+ Rd8 30. R1e7 Rxe8 31. Rxe8+ Kd7 32. Qxf7+ Kd6 33. Re6+) 19. Qxf3 N4d5 20. Be3 {[/\ Bb6, Rad1]} Kc7 21. Rad1 Re8 22. a4 $1 {# Without this thrust, White's whole plan (starting with 16 Qg3) would have been unsound. The lost piece is soon recovered for White, and Black will still have problems because of his weakened pawn structure and slightly insecure king position.} (22. Bxb6+ Nxb6 $1) 22... Qd6 (22... bxa4 23. c4 $1) 23. a5 Red8 24. axb6+ $18 axb6 25. g3 Qc6 26. Bf4+ Kb7 27. Rd3 Rd7 28. Red1 Rad8 29. h4 {#} h5 {Black continues to have difficulty finding playable moves. After the actual move played, Black/^s h-pawn cannot be taken immediately but it becomes a key target for White after a few consolidating moves.} ({It is unfortunate for him that} 29... Nc7 {does not work because of the variation} 30. Qxc6+ Kxc6 31. Rxd7 Rxd7 32. Rxd7 Kxd7 33. Bxc7 Kxc7 34. g4 Kd6 35. f4 Kd5 36. Kf2 Kc4 37. g5 fxg5 38. fxg5 Kxc3 39. h5 b4 40. g6 hxg6 41. h6 {and White queens with check.}) (29... Kc8 $145 {waiting defence} 30. Qe4 Kb7 31. Rd4 Kc8 32. h5 Kb7 33. h6 Nc7 34. Qd3 Kc8 35. Bxc7 Kxc7) 30. Qe4 Kc8 31. Rd4 Kb7 32. Kh2 Qc5 33. Qf5 Qc6 34. R4d2 Qc4 35. Qxh5 {At last the h-pawn can be captured now, since Black's counterplay proves to be insufficient.} Qe4 36. Qg4 f5 37. Qg6 Nxf4 38. Rxd7+ Rxd7 39. Rxd7+ Kc8 40. Rd8+ $1 {The final twist. The extra h-pawn can be held without the disruption of White's overall pawn structure in the queen ending.} Kxd8 41. Qd6+ Kc8 42. Qxf4 Qe6 43. h5 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "4"]
[White "Berry, Francis Jonathan"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "112"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Bb4+ 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bb5 Qd5 11. Bxc6+ Qxc6 12. Qxd4 Qc4 13. Bg5 Be6 14. Rac1 Qxd4 15. Nfxd4 h6 16. Nxe6 fxe6 17. Be3 O-O-O 18. Nd4 Rd7 19. Nxe6 Re8 20. Nc5 Bxc5 21. Bxc5 Rxe5 22. f4 Re2 23. Rf2 Rxf2 24. Kxf2 Na4 25. Ke3 Nxb2 (25... Nxc5 26. Rxc5 {Is this better for White?}) 26. Bxa7 b5 27. Rc2 Nc4+ 28. Ke4 Re7+ 29. Kd3 Rd7+ 30. Ke4 Re7+ 31. Kd3 Rd7+ 32. Kc3 {Avoiding the draw} Kb7 33. Bc5 Nb6 34. Bxb6 Kxb6 35. Re2 c5 36. Re6+ Ka5 37. Re8 Rd4 38. g3 b4+ 39. Kc2 Kb5 40. Re7 g6 41. Re6 c4 42. h4 Rd5 43. g4 Rd4 44. h5 gxh5 45. Re5+ Ka4 46. Rxh5 c3 47. Rxh6 Rd2+ 48. Kb1 Rb2+ 49. Ka1 Rd2 50. Kb1 Rb2+ 51. Ka1 b3 52. axb3+ Kxb3 53. Ra6 Rd2 54. Rb6+ Kc2 55. f5 Rd8 56. Ra6 Kd2 0-1

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "5"]
[White "Penrose, Jonathan"]
[Black "Zilberberg, Alik Samulovich"]
[Result "1-0"]
[ECO "D42"]
[PlyCount "87"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nc6 9. O-O O-O 10. Re1 Bf6 11. Be4 Nce7 12. Ne5 Nc6 13. Nf3 Nce7 14. Ne5 Nc6 15. Qd3 h6 16. a3 Nxc3 17. Nxc6 bxc6 18. bxc3 Qa5 19. Bf4 Ba6 20. Qf3 Rac8 21. Bxh6 c5 22. Qh5 Rfd8 23. Bf4 Qxc3 24. d5 Kf8 25. Rac1 Qb2 26. dxe6 fxe6 27. Bg6 e5 28. Rb1 Qxb1 29. Bxb1 exf4 30. Bf5 Rc7 31. Be6 f3 32. Qh8+ Ke7 33. Bc4+ Kd6 34. Rd1+ Kc6 35. Rxd8 Bxd8 36. Bxa6 Rd7 37. Qh3 Rd1+ 38. Bf1 Rd4 39. Qxf3+ Kb6 40. Qb3+ Kc7 41. Qg3+ Rd6 42. Qxg7+ Kb6 43. Qe5 Bc7 44. Qb2+ 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "7"]
[White "Penrose, Jonathan"]
[Black "Korelov, Aleksandr Pavlovich"]
[Result "0-1"]
[ECO "B89"]
[PlyCount "102"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 a6 8. Qe2 Na5 9. Bd3 b5 10. b4 Nc4 11. Bxc4 bxc4 12. O-O Qc7 13. Rad1 Be7 14. Bg5 O-O 15. f4 Bb7 16. Kh1 h6 17. Bh4 Nxe4 18. Nxe4 Bxh4 19. f5 d5 20. Nf2 e5 21. Qg4 Bf6 22. Ne2 Rad8 23. Ng3 Kh7 24. Nh5 Qc6 25. Qg3 Rg8 26. Ng4 d4 27. Qh3 Bg5 28. Nxe5 Qc7 29. Rde1 {} d3 (29... Bd2) 30. cxd3 c3 31. f6 Rge8 32. Qg3 g6 33. Ng7 Rxe5 34. Rxe5 c2 35. Rc5 Qxg3 36. hxg3 Rc8 37. Ne6 Rxc5 38. bxc5 c1=Q 39. Rxc1 Bxc1 40. Nd8 Bc8 41. Nxf7 Ba3 42. c6 Kg8 43. Ne5 Be6 44. d4 Bd6 45. a4 g5 46. Kg1 Bd5 47. a5 Bxe5 48. dxe5 Bxc6 49. e6 Bd5 50. e7 Kf7 51. Kf2 Bc6 0-1

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "8"]
[White "Umansky, Mikhail Markovich"]
[Black "Penrose, Jonathan"]
[Result "1-0"]
[ECO "D20"]
[Annotator "Umansky,Mikhail"]
[PlyCount "73"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 {TH in BCM 6/98: In the 10th olympiad, Penrose had lost to Hans Ulrich Gruenberg in the 4...Bb4+ line, so for World Championship XIII Penrose switched to this variation.} 5. Bxc4 Bb4+ 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bg5 {Jonathan Berry of Canada played 10 Bb5 here against Penrose and the game was eventually drawn.} Be7 11. Bxe7 Qxe7 12. Bb5 O-O $5 {In the game Kasparov-Huebner, Skelleftea 1989, White got the advantage after} (12... Bd7 13. Bxc6 Bxc6 14. Nfxd4 Bd5 15. Qg4 g6 $6 {Huebner improved in his game with I. Sokolov, Haifa 1989:} (15... O-O 16. f4 g6 $5 17. Nf5 Qd7 18. Nh6+ Kg7) 16. Rfe1 O-O 17. Nf5 Qd7 (17... Qd8 $142) 18. Nh6+ Kg7 19. Qg5 f6 20. exf6+ Rxf6 21. Re7+ (21. Nd4 $5) 21... Qxe7 22. Nf5+ Rxf5 23. Qxe7+) 13. Bxc6 bxc6 14. Rc1 $1 {Penrose won quickly against Ulf Svenson of Sweden who played here 14 Qxd4.} (14. Nbxd4 c5 $1 $11) 14... Bg4 {Black cannot equalise by} (14... Rd8 15. Nbxd4 c5 $2 16. Nc6 $18) (14... Ba6 15. Re1 d3 16. Nfd4 $16) 15. Nbxd4 Bxf3 {Also advantageous to White is} (15... c5 16. Nc6 Qe6 17. Rxc5 Nd7 (17... Qxa2 18. Qd4 $18) 18. Rc3 Bxf3 19. Qxf3 Nxe5 20. Qe4 Rae8 (20... Nxc6 21. Qxe6 fxe6 22. Rxc6 $18) 21. Re1 Qxa2 22. Rce3 f6 23. b3 $16) 16. Nxf3 c5 17. Qc2 {Here Luis Santos played 17 Qe2 against Penrose and the game was drawn in 42 moves.} c4 18. Rfe1 {White wants his rooks on the e-file to break through in the centre. There is no advantage in} (18. Qe4 Rad8 19. Nd4 Rd5 20. Rfe1 g6 $11 {or}) (18. Rfd1 Rad8 $11) 18... Rad8 19. Re4 (19. Nd2 Qb4 $1 $11) 19... Rfe8 20. Rce1 Rd5 21. h3 $1 {Preparation for the breakthrough. Nothing would be achieved by} (21. Nd2 $6 Qb4 22. Nxc4 Rc5 $1 23. b3 Nxc4 24. bxc4 Rcxe5 $11 25. Rxe5 $140 $4 Qxe1+) 21... Qd8 {[#] If 21...h6 or 21...c5 White plays 22. d2 +-.} (21... Qd7 22. Ng5 $5 g6 (22... Rd2 23. e6 $1 Rxc2 (23... fxe6 24. Rxe6 $1) 24. exd7 Rf8 25. Rd1 $18) (22... Qf5 23. f4 $18) 23. e6 fxe6 24. Nxe6 Rd2 25. Qc3 $16) 22. e6 $1 fxe6 23. Rxe6 Rxe6 (23... Rf8 {is bad:} 24. Qe4 Rdf5 25. Re7 Qd6 26. Qg4 Qg6 27. Qxg6 hxg6 28. Rxc7 R5f7 29. Rxf7 Rxf7 30. Ng5) 24. Rxe6 Rd6 (24... Rd1+ 25. Kh2 Rd6 (25... Qd3 $2 26. Re8+ Kf7 27. Ne5+) 26. Re4) 25. Re4 h6 26. Qe2 Rd1+ 27. Kh2 Qd6+ (27... Qd3 $2 28. Re8+ Kh7 29. Ng5+ $1 $18) 28. g3 Rd5 29. Re6 $1 {Necessary accuracy:} (29. Re8+ Kf7 $1 {Black defends.}) 29... Qd7 $8 (29... Qc5 30. Re8+ Kh7 31. Qe4+ Rf5 32. Nd4 $18) 30. Re8+ Kh7 (30... Kf7 31. Ne5+) 31. g4 $1 {Now there is no defence to e4+.} (31. Nh4 $2 Rd4 32. Qh5 Rd6 $11) 31... Qd6+ 32. Kg2 Qg6 33. Nh4 Qf6 (33... Qd3 34. Qe6 $18) 34. Qe4+ g6 35. Nxg6 Kg7 36. Re7+ Kg8 37. Nf4 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "9"]
[White "Penrose, Jonathan"]
[Black "Salm, Maxwell Charles"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "75"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 7. Be2 Be7 8. O-O O-O 9. f4 a6 10. Qe1 Qc7 11. Qg3 Bd7 12. Kh1 b5 13. a3 b4 14. axb4 Nxb4 15. e5 $1 Ne8 16. Ne4 $1 Nd5 17. Bd2 dxe5 18. fxe5 f6 19. exf6 $1 Nexf6 20. Qd3 e5 21. Nf5 Bxf5 22. Nxf6+ Nxf6 23. Qxf5 Qd6 24. Rfd1 g6 25. Qf3 Qe6 26. Bc3 Rfc8 27. Ra5 e4 28. Qe3 Qc6 29. Re5 Bf8 30. Rf1 Rc7 31. Bd4 Rb8 32. Ra5 Nd5 33. Qxe4 Nb4 {[#]} 34. Rxf8+ $1 Rxf8 35. Qe5 Rf5 36. Qh8+ Kf7 37. Rxf5+ gxf5 38. Bh5+ {Detailed notes Chess Monthly Oct 98 p46} 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "10"]
[White "Ziewitz, Hans"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "53"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. O-O Nf6 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. b3 Ke7 10. Bb2 b6 11. Nbd2 Bb7 12. Be2 Rd8 13. Rfd1 Nc6 14. a3 Kf8 15. b4 Be7 16. Nc4 b5 17. Nce5 Rac8 18. Nxc6 Rxd1+ 19. Rxd1 Bxc6 20. Rc1 Nd7 21. Ne5 Nxe5 22. Bxe5 Bb7 23. Rxc8+ Bxc8 24. Bf3 a5 25. Bc6 axb4 26. axb4 Bxb4 27. Bxb5 1/2-1/2

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "11"]
[White "Penrose, Jonathan"]
[Black "Tomkovich, Viktor Vasilyevich"]
[Result "1-0"]
[ECO "C96"]
[Annotator "Harding/Pereira"]
[PlyCount "77"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nc6 {TH: This is not the way to defend against Penrose who was at his OTB peak in the late 1950s and early 1960s when these closed Spanish main lines were even more fashionable than the Sicilian.} 12. d5 Na7 13. a4 Ne8 14. axb5 axb5 $2 (14... Nxb5 {Pereira-Tomkovich}) 15. b4 c4 16. Be3 Qc7 17. Ra2 $1 {Pereira: threatens 18 bd2 and 19 a1.} Qb8 18. Na3 $1 Nc7 (18... Bd7 {loses material after} 19. Nxc4 $1 bxc4 20. Qa1 {Pereira}) 19. Qd2 Bd7 {} 20. Nxe5 $1 {TH: This doesn't win material instantly but it does break into Black's position.} dxe5 21. d6 Bf6 22. dxc7 Qxc7 23. Bc5 Rfd8 {TH: A careless move allowing White another geometric motif for his tactics (b6-c7-d8).} (23... Rfc8 {The  needs this square.} 24. Rea1 {threat Nxc4}) (23... Rfe8 $8) 24. Qe3 {AP: Insistindo na pressao sobre o a7, que continua sem poder mover-se.} Qb8 {TH: Now Penrose unleashes a stream of tactics, exploiting the  on a7.} 25. Nxc4 $1 Be6 26. Bxa7 $1 {TH: Penrose avoids technical solutions that could make the exploitation of his extra P tricky. AP: Iniciando uma segunda serie de lances com resposta obrigatoria.} (26. Rea1 $6 Bxc4 27. Rxa7 Rxa7 28. Rxa7 {gives Black drawing chances as White has no effective pawn majority.}) 26... Qb7 27. Bb6 $1 Rxa2 (27... Bxc4 28. Bxd8 Rxa2 29. Bxf6 {weakens Black's kingside decisively. (TH)} gxf6 30. Qh6 $1 {e3 (Pereira)}) 28. Bxd8 Bxd8 29. Rd1 $1 Be7 30. Bb3 Ra7 31. Na5 $1 {TH: Now an exchange of bishops on b3 or e6 would suit White so Black gambles but Penrose proves the power of a passed pawn:} (31. Nd2 $16 {Pereira}) 31... Rxa5 $5 (31... Qa6 32. Bxe6 fxe6 33. Nc6 $1 Rc7 34. Nxe7+ Rxe7 35. Rd8+ Kf7 36. Qf3+ Kg6 37. Qg4+ $18) 32. bxa5 {!! Pereira} (32. Bxe6 Ra6 33. Rd7 $16 {Pereira}) 32... Bxb3 33. Ra1 Ba4 34. Qb6 $1 Qc8 (34... Qxe4 35. a6) (34... Qxb6 35. axb6 Bd6 36. c4 $1) 35. a6 Qxc3 36. Ra2 h5 37. a7 {Here I missed out a move when originally inputting and when first publishing the game in CM3/97. Alvaro Pereira thouyght the ending didn't make sense and "invented" a different finish to the game. I relocated the original source (apparently Penrose's handwriting) and the following is the correct finish:} Kh7 {Pereira gave} (37... Qe1+ 38. Kh2 Qxe4 39. Qb8+) 38. a8=Q (38. Qb8 {was what I had originally entered.}) 38... Bg5 39. Qbb8 {Black Resigns.} 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "12"]
[White "Svenson, Ulf"]
[Black "Penrose, Jonathan"]
[Result "0-1"]
[ECO "D20"]
[Annotator "Penrose in Peao Distante 4"]
[PlyCount "58"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Bb4+ 6. Nbd2 Nc6 7. O-O Nf6 8. e5 Nd5 9. Nb3 Nb6 10. Bg5 Be7 11. Bxe7 Qxe7 12. Bb5 O-O $6 {Rather provocative but 12...d7 (according to theory) is not totally comfortable for Black either.} 13. Bxc6 bxc6 14. Qxd4 ({Umansky and Santos both played} 14. Rc1) 14... Rd8 15. Qc3 Bg4 16. Na5 Nd5 17. Qd3 ({The critical line is} 17. Nxc6) 17... Nb4 18. Qe4 Bxf3 19. gxf3 {Consistent with the plan of the previous moves but better was} (19. Qxf3) 19... Rd2 20. Kh1 Rad8 21. Rae1 R8d5 22. a3 Nd3 23. Re2 Qg5 24. Rxd2 ({There is no hope in} 24. Rg1 Rd1 25. Rxd1 Nxf2+ $1) 24... Qxd2 25. Qh4 {Desperation} Qxa5 26. Qe7 Qc5 27. Qe8+ Qf8 28. Qxc6 Rxe5 29. Qxc7 Qa8 0-1

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "13"]
[White "Penrose, Jonathan"]
[Black "Lapienis, Donatas P"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "35"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bd3 b5 9. O-O Bb7 10. Qe1 Be7 11. a3 O-O 12. Kh1 Re8 13. fxe5 dxe5 14. Qg3 Nf8 15. Nh4 Nxe4 16. Bxe4 Bxe4 17. Nxe4 Bxh4 $15 {Lapienis resigned here due to illness, assessing the position as slightly in his favour. Time white 35 days, Black 30 days. He indicated a possible continuation.} 18. Qf3 {Here are all moves according Penrose: Penrose claims that they had spent over a year and a half to play these moves!  (Roald). Lapienis here intended 18...Qd7 19 g3 Bd8 20 Nd6 e4.} 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "14"]
[White "Palciauskas, Vytas Victor"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "D21"]
[PlyCount "107"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 dxc4 4. Nc3 e6 5. e4 cxd4 6. Nxd4 Nf6 7. Bxc4 Bc5 8. Be3 O-O 9. O-O a6 10. Rc1 Nbd7 11. Be2 e5 12. Nf5 Bxe3 13. Nxe3 Nc5 14. Qxd8 Rxd8 15. f3 Be6 16. Rfd1 Rxd1+ 17. Ncxd1 Rc8 18. b4 Na4 19. Rxc8+ Bxc8 20. Nc4 Be6 21. Nxe5 Bxa2 22. Kf2 Kf8 23. Ke3 Ng8 24. Kd4 Ne7 25. b5 f6 26. Nd7+ Ke8 27. Nc5 Nxc5 28. Kxc5 axb5 29. Bxb5+ Kd8 30. Nc3 Bf7 31. Kb6 Kc8 32. g3 g5 33. Ba4 Bh5 34. Kc5 Bxf3 35. Kd6 Kd8 36. Ke6 Ng8 37. Bb5 h5 38. Kf7 Nh6+ 39. Kxf6 Ng4+ 40. Kxg5 Nxh2 41. Kf6 Ng4+ 42. Ke6 Nf2 43. e5 Nh1 44. Kf6 Nxg3 45. e6 Bc6 46. e7+ Ke8 47. Bd3 Kd7 48. Kf7 Kc7 49. Kf8 h4 50. Nb5+ Kb6 51. Nd4 h3 {} 52. Nxc6 h2 53. e8=Q h1=Q 54. Qe3+ 1/2-1/2

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "16"]
[White "Penrose, Jonathan"]
[Black "Baumbach, Fritz"]
[Result "1-0"]
[ECO "B36"]
[Annotator "Penrose/Baumbach"]
[PlyCount "125"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

{TH: I discussed this game with JP in London on 27/11/99 over lunch. Baumbach was the reigning world champion - if not at the start of the game, certainly before it ended.  FB: It was a great honour for me to meet such a famous CC player as Jonathan Penrose. He was at this time the Elo-leader with 2715 points (equal with D.P. Lapienis of Lithuania). Furthermore he was 10 times OTB champion of Great Britain and during the OTB olympiad 1970 (Siegen) I met him personally.} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. O-O O-O 10. Qd3 Nd7 11. Bg5 Nc5 12. Qe3 Bd7 13. Nd5 Re8 14. Rab1 a5 15. b3 {Varies from Palmo-Baumbach, CCOL10 in which 15 h1 was played. Later Baumbach repeated the line against Franzen (in World Championship XIV) so evidently he did not believe he got a seriously bad position from the opening.} Rb8 16. Rfd1 Bc6 17. a3 Ne6 ({FB: At first I planned} 17... b5 {but after} 18. Nxe7+ Rxe7 19. Qxc5 dxc5 20. Rxd8+ Rxd8 21. Bxe7 Rd2 22. cxb5 Bxe4 23. Re1 {I am in a bad position.}) 18. Bh6 Bh8 19. f4 Nc7 20. a4 {[#] JP: White is a bit better in this line; at any rate, he has more space. FB: After this unexpected move, I exceeded my time limit (61 days/20 moves) but Jonathan did not claim it. We had a really friendly correspondence!} Bxd5 21. cxd5 (21. exd5 $5 e6 $5 22. dxe6 Nxe6 23. Qf2 {Alvaro Pereira in Peao Distante 17}) 21... b5 22. Rbc1 bxa4 23. bxa4 Rb7 24. h3 Qb8 25. Rc2 Rb4 26. Kh2 e6 {"A bit committal" comments Penrose. The problem with the move, he explains, is that the  has to recapture on e6 allowing the white  to b5. FB: I agree with this comment, but what else? (26...Rxa4 line) Jonathan's answer was unexpected for me.} (26... Rxa4 {is not possible because of} 27. Rxc7 $1 Qxc7 28. Bb5) 27. Qc1 $1 Rb7 28. dxe6 Nxe6 29. Bb5 Rd8 30. e5 (30. Rc4 $1 {Baumbach}) 30... Bg7 31. Bxg7 Kxg7 32. exd6 Rxd6 {[#]} 33. Rc8 $1 {Evidently this required calculation. As a direct consequence of 26...e6, White is able to get  versus two rooks in a position that favours the queen, since the black pawns at a5 and f7 are both vulnerable.} Rxd1 34. Qc3+ Nd4 ({FB:} 34... Rd4 {is wrong because of} 35. Rxb8 Rxb8 36. f5 {and wins.}) 35. Rxb8 Rxb8 36. Qc7 Rd8 $1 (36... Ra8 37. Bc4 {when the f-pawn can only be saved by the passive f8 so Black tries to co-ordinate his pieces.}) 37. Bc4 ({Of course not} 37. Qxd8 $4 Nf3+) 37... Rd7 {The rook can still not be taken - but the a-pawn can be!} 38. Qxa5 Re7 39. Qd5 $1 {FB: Once more unexpected. After 39 c3 f6 Black has counterplay.} h5 {JP: Of course Black would like to be able to play ...h4 followed by manoeuvring the  to g3.} 40. f5 {Penrose couldn't find his notes to the latter part of the game. Baumbach's own contemporary notes include these variations:} (40. a5 $2 h4 41. a6 Rd7 $1 ({JP:} 41... Kh7 $5 {with threats such as 42...f3+ 43 xf3 ee1}) 42. Qe5+ Kh7 43. Qc5 $2 Nf3+ $19) (40. h4 Rd7 (40... Kh7 $2 41. f5 $1 $18) 41. Qe5+ Kh7 42. Qe8 (42. Qf6 $2 Nf3+ $11 43. Kg3 $2 Nd2 $1 {"Computer!"}) 42... Kg7 $11) 40... Rd7 ({JP: As played, after} 40... gxf5 41. h4 {might be possible. These are just ideas, I'm afraid and I can't remember my actual analysis at the time.}) 41. Qe5+ f6 {FB: I think this was necessary.} ({After} 41... Kh7 42. f6 {I see no defence against 43 e8.}) 42. Qe8 Nxf5 43. Be6 Rc7 44. Qb8 $1 {FB: Jonathan kept me occupied constantly so that I could not coordinate my pieces.} Rdc1 ({The desirable} 44... Rcc1 {(threatening 45...h4)} {was not possible because of} 45. Qg8+ Kh6 46. Bxf5 gxf5 47. Qf7 $1) 45. Qg8+ Kh6 46. Qd8 Kg7 47. Qg8+ Kh6 48. Qf8+ Kg5 49. Qb4 {[#] The pendular movements of the white queen caused me difficulties time and again. This threatens a two-move mate (50 d2+) but now it was better to hide the king again.} R1c3 $2 (49... Kh6 50. a5 Ne7 51. a6 Kg7) 50. a5 Re3 51. Qb6 Re7 52. h4+ $1 {Now Black is clearly lost.} Kxh4 (52... Kf4 53. Bc4) (52... Nxh4 $4 53. Qxe3#) 53. Bxf5 gxf5 54. Qxf6+ Kg4 55. a6 R3e6 56. Qa1 Re1 (56... Ra7 57. Qd4+) (56... Re8 57. a7 Ra8 58. Qg7+ Kf4 59. Qg3+ Ke4 60. Qf3+) 57. Qa2 Re8 58. a7 h4 59. a8=Q Rxa8 60. Qxa8 {If Black's pawns were on h7 and f7 with his  on g7 he could draw by ...e6 but here there is plenty of space for the white  to operate behind enemy lines.} Re3 61. Qg8+ Kf4 62. Qh7 Kg5 63. Qg7+ {FB: "An interesting fight with a lot of good ideas, especially by Jonathan Penrose, who made evident that he was deservedly the top-ELO player!"} (63. Qg7+ Kh5 (63... Kf4 64. Qh6+ {wins the h-pawn}) 64. Qf6 Kg4 65. Qg6+ Kf4 66. Qh6+ {etc.}) 1-0

[Event "Wch13 Final 8998"]
[Site "corr ICCF"]
[Date "1989.??.??"]
[Round "17"]
[White "Kopylov, Igor Aleksandrovich"]
[Black "Penrose, Jonathan"]
[Result "1/2-1/2"]
[ECO "B54"]
[PlyCount "35"]
[EventDate "1989.11.01"]
[EventType "tourn (corr)"]
[SourceTitle "ICCF to 2022"]
[Source "ICCF ed Harding"]
[SourceDate "2023.01.19"]
[SourceVersion "3"]
[SourceVersionDate "2023.01.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. g4 Nge7 7. Be3 a6 8. Qd2 Nxd4 9. Qxd4 e5 10. Qa4+ Bd7 11. Qb4 d5 12. Bb6 Qc8 13. Qb3 d4 14. Bc4 Be6 15. Qa4+ Bd7 16. Qb3 Be6 17. Qa4+ Bd7 18. Qb3 1/2-1/2

[Event "Counties & Districts Ward Higgs9798 bd1"]
[Site "corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Penrose, Jonathan"]
[Black "Wallis, Ian J"]
[Result "1-0"]
[ECO "C78"]
[Annotator "Harding"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "team (corr)"]
[EventCountry "ENG"]
[SourceTitle "Miscellaneous CC games"]
[Source "Tim Harding"]
[SourceDate "2023.03.21"]
[SourceVersion "3"]
[SourceVersionDate "2023.03.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. c3 Bd6 $5 {A strange idea reminiscent of the 5..d6 line of the Evans Gambit, but here White has a b-pawn.} (7... Nxe4 {is the main line and 7...h6 is also played fairly often..}) 8. d4 O-O $1 ({The only precedent I could find is} 8... Nxe4 $2 9. Re1 (9. dxe5 Nxe5 $2 10. Nxe5 Bxe5 11. Bd5 $18) 9... Na5 10. Bc2 f5 11. dxe5 Bc5 12. Be3 Bxe3 13. Rxe3 f4 14. Re1 d5 15. exd6 Qf6 16. Bxe4 Bxe4 17. Rxe4+ Kf8 18. dxc7 {1-0 Mont Reynaud-Dean, Cupertino 1991.}) 9. Re1 h6 10. Nbd2 Re8 11. h3 Bf8 {[#] Now that the bishop is back on f8, it is clear that Black has played a sort of hybrid Smyslov and Zaitsev variation, with both ...h6 and ...b7 played but not ...d6. Now normal moves like 12 f1 or 12 a4 can be met by 12...d6 with known Smyslov variation positions, offering White an edge. So Penrose takes the one opportunity to capture on e5 and enter unknown territory.} 12. Nxe5 Nxe5 13. dxe5 Rxe5 14. f4 Bc5+ 15. Kh2 Re8 16. e5 Qe7 17. Nf1 Ne4 18. Be3 Rad8 19. Bd5 Nf2 20. Bxf2 Bxd5 21. Bg3 Qe6 22. Bh4 Be7 23. f5 Qc6 {Now the final attack begins.} 24. f6 $1 gxf6 25. Ne3 $1 Be4 26. Ng4 f5 27. Bxe7 Rxe7 28. Nf6+ Kf8 {[#]} 29. Rxe4 $1 fxe4 30. Qh5 Re6 (30... Ree8 31. Qxh6+ Ke7 32. Qg5 d5 33. Rd1 $18) 31. Rf1 $1 $18 Qc5 32. Rf5 (32. Rf5 Kg7 33. b4 $18) 1-0