[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.23"]
[Round "9"]
[White "Collyer, David"]
[Black "Ward, Cian"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "1929"]
[BlackElo "1866"]
[PlyCount "75"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 0-0 8. Bd3 f5 9. exf6 Rxf6 10. Bg5 Rf7 11. Qh5 g6 12. Qh4 c4 13. Be2 Qa5 14. Bd2 Nf5 15. Qg5 Nc6 16. h4 Bd7 17. h5 h6 18. Qg4 g5 19. Qh3 Nd6 20. Bg4 Re8 21. Nf3 Ne4 22. 0-0 Nxd2 23. Nxd2 Nxd4 24. Nxc4 dxc4 25. cxd4 Qd2 26. c3 Rf6 27. Rae1 Rxf2 28. Bxe6+ Bxe6 29. Rxe6 Rxg2+ 30. Qxg2 Qxg2+ 31. Kxg2 Rxe6 32. Rb1 Re3 33. Rxb7 Rxc3 34. Rxa7 Rd3 35. Ra6 Kg7 36. Ra7+ Kg8 37. Ra6 Kg7 38. Ra7+ 1/2-1/2

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.22"]
[Round "7"]
[White "Collyer, David"]
[Black "Buchwald, Filip"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1929"]
[BlackElo "1636"]
[PlyCount "62"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. 0-0 Bd6 8. Nc3 Nxc3 9. bxc3 Bxd3 10. Qxd3 0-0 11. c4 dxc4 12. Qxc4 Nd7 13. Qd3 h6 14. c4 c5 15. d5 Ne5 16. Nxe5 Bxe5 17. Rb1 b6 18. Bb2 Bxb2 19. Rxb2 Re8 20. a4 Qd6 21. a5 Rab8 22. axb6 Rxb6 23. Ra2 Re7 24. Rfa1 Rbb7 25. g3 Qg6 26. Qxg6 fxg6 27. Ra6 Re4 28. Rxg6 Rxc4 29. Rc6 Rd7 30. d6 Rd4 31. Rc7 R4xd6 1/2-1/2

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.22"]
[Round "8"]
[White "Duke, Michael"]
[Black "Collyer, David"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2045"]
[BlackElo "1929"]
[PlyCount "43"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. h4 Bg7 4. Nc3 c5 5. d5 d6 6. e4 0-0 7. Be2 e6 8. h5 exd5 9. exd5 b5 10. cxb5 a6 11. Qa4 Re8 12. hxg6 fxg6 13. Bg5 Bb7 14. Qh4 axb5 15. Nxb5 Qa5+ 16. Kf1 Ne4 17. Qxh7+ Kf7 18. Rh4 Nd7 19. Rf4+ Ndf6 20. Nxd6+ Kf8 21. Nxe4 Rxe4 22. Bxf6 1-0

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.21"]
[Round "6"]
[White "Sasikumar, Srivathsan"]
[Black "Collyer, David"]
[Result "1/2-1/2"]
[ECO "C29"]
[WhiteElo "1992"]
[BlackElo "1929"]
[PlyCount "51"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nxc3 6. bxc3 c5 7. Bb5+ Nc6 8. Ne2 Be7 9. 0-0 0-0 10. Bxc6 bxc6 11. d4 f6 12. Qg3 fxe5 13. Bh6 Rxf1+ 14. Rxf1 Bf8 15. dxe5 Ba6 16. Re1 Bxe2 17. Rxe2 Kh8 18. Bg5 Be7 19. Bxe7 Qxe7 20. e6 c4 21. Qe5 Rf8 22. h3 h6 23. Kh2 Kg8 24. Re3 Re8 25. Rg3 Rf8 26. Re3 1/2-1/2

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.20"]
[Round "5"]
[White "Collyer, David"]
[Black "Maton, Emily"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "1929"]
[BlackElo "1886"]
[PlyCount "130"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qb6 10. Ke2 f5 11. exf6 Nxf6 12. Nxf6+ gxf6 13. Be3 Bc5 14. Bxc5 Qxc5 15. Kf3 Bb7 16. Bd3 Qb4 17. Ke3 Qb6+ 18. Ke2 c5 19. Rg1 d5 20. b3 0-0-0 21. Qe1 Qd6 22. Qa5 Kb8 23. Rae1 e5 24. fxe5 fxe5 25. Kd1 e4 26. Be2 d4 27. Kc1 d3 28. Rd1 Qd4 29. Kb1 Qe3 30. Bg4 h5 31. Bh3 d2 32. Rgf1 Qd4 33. Rf7 Qb4 34. Qc7+ Ka8 35. a3 Qb5 36. Re7 Qb6 37. Qxb6 axb6 38. Bf5 Rhe8 39. Rxe8 Rxe8 40. Rxd2 e3 41. Re2 Bxg2 42. Bg6 Re5 43. Bxh5 Rxh5 44. Rxg2 Rf5 45. Re2 Rf2 46. Rxe3 Rxh2 47. Re7 Kb8 48. a4 Rg2 49. Kb2 Rh2 50. a5 bxa5 51. Re5 Kb7 52. Rxc5 Kb6 53. Rc8 Kb7 54. Rc4 Kb6 55. Ka3 Rh1 56. Rg4 Ra1+ 57. Kb2 Rh1 58. c4 Rf1 59. Rg6+ Kb7 60. Rg5 Kb6 61. Rb5+ Ka6 62. Kc3 Rf3+ 63. Kd4 Rf4+ 64. Ke5 Rh4 65. Kf6 a4 1/2-1/2

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.20"]
[Round "4"]
[White "Khoury, Theo"]
[Black "Collyer, David"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2124"]
[BlackElo "1929"]
[PlyCount "75"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. c3 a5 7. Re1 0-0 8. h3 h6 9. Nbd2 Ba7 10. Nf1 Be6 11. Bb5 Ne7 12. d4 c6 13. Bd3 Ng6 14. Ng3 Qc7 15. Be3 Nf4 16. Bxf4 exf4 17. Ne2 Nh5 18. Qd2 Rae8 19. Nxf4 Nxf4 20. Qxf4 Bb8 21. d5 Bd7 22. Re3 Ba7 23. Nd4 Bxd4 24. cxd4 cxd5 25. Rg3 dxe4 26. Qxh6 g6 27. Rc1 Qd8 28. Rxg6+ fxg6 29. Qxg6+ Kh8 30. Qh6+ Kg8 31. Bc4+ Be6 32. Bxe6+ Rxe6 33. Qxe6+ Kh8 34. Qh6+ Kg8 35. Rc3 Rf6 36. Rg3+ Kf7 37. Qh7+ Ke6 38. Qxe4+ 1-0

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "7"]
[White "Collyer, David"]
[Black "Damodaran, Patrick"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1670"]
[BlackElo "1866"]
[PlyCount "161"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Bxe4 7. Bxe4 c6 8. 0-0 Nf6 9. Bg5 Nbd7 10. Bd3 Qc7 11. Re1 0-0-0 12. c4 Bd6 13. d5 Nc5 14. Bc2 exd5 15. cxd5 h6 16. Bxf6 gxf6 17. g3 h5 18. b4 Na6 19. a3 h4 20. Bf5+ Kb8 21. g4 Be5 22. Rc1 Rxd5 23. Qxd5 cxd5 24. Rxc7 Bxc7 25. Re7 Rd8 26. Rxf7 d4 27. Rd7 Rxd7 28. Bxd7 Bb6 29. Kf1 Nc7 30. Ke2 Nd5 31. Kd3 Nf4+ 32. Ke4 Ne2 33. Nxh4 Kc7 34. Bf5 Nc1 35. Nf3 d3 36. h4 Ne2 37. Kxd3 Nf4+ 38. Kd2 Bxf2 39. h5 Nd5 40. h6 Be3+ 41. Kd3 Bxh6 42. Nd4 Nf4+ 43. Ke4 Kd6 44. Nb5+ Kc6 45. Nxa7+ Kb6 46. Nc8+ Kc7 47. Ne7 Ne2 48. Nd5+ Kb8 49. Nxf6 Nc3+ 50. Kd3 Nb5 51. a4 Nd6 52. Ne4 Nf7 53. Be6 Ne5+ 54. Kd4 Nc6+ 55. Kc5 Kc7 56. g5 Bg7 57. b5 Ne5 58. Nf6 Bf8+ 59. Kd5 Ng6 60. Bf7 Ne7+ 61. Ke6 Nc8 62. g6 Nb6 63. Ne8+ Kd8 64. a5 Nc4 65. a6 bxa6 66. bxa6 Nb6 67. g7 Bxg7 68. Nxg7 Kc8 69. Kd6 Kb8 70. Kc6 Ka7 71. Kb5 Nc8 72. Nf5 Nb6 73. Ba2 Nd7 74. Nd6 Nb8 75. Nc8+ Ka8 76. Bd5+ Nc6 77. Bxc6+ Kb8 78. Nb6 Ka7 79. Nd5 Kb8 80. Kb6 Kc8 81. a7 1-0

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "3"]
[White "Collyer, David"]
[Black "Mokhber Garcia, Sebastian"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "1670"]
[BlackElo "1929"]
[PlyCount "53"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. 0-0 Nb6 7. Bb3 Bd6 8. Re1 0-0 9. a4 a5 10. Nc3 Bg4 11. h3 Bh5 12. Nb5 Re8 13. Bg5 Bxf3 14. Bxd8 Bxd1 15. Bxc7 Bxc7 16. Nxc7 Bh5 17. Nxa8 Rxa8 18. g4 Bg6 19. h4 h5 20. g5 Nd4 21. Kg2 Nxb3 22. cxb3 f6 23. gxf6 gxf6 24. Rac1 Nd5 25. Kf3 Bxd3 26. Red1 e4+ 27. Kg3 0-1

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.19"]
[Round "3"]
[White "Collyer, David"]
[Black "Rzepka, Marcin"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1929"]
[BlackElo "1750"]
[PlyCount "49"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Be7 10. c4 Nb6 11. Be3 0-0 12. Bd3 f5 13. exf6 Bxf6 14. Nxf6+ Rxf6 15. 0-0 Bb7 16. Qh5 Rh6 17. Qg5 Rf8 18. Bd4 d6 19. c5 dxc5 20. Be5 Qf7 21. f5 Rh5 22. Qg4 Nd5 23. Qg3 Nf6 24. fxe6 Qxe6 25. Bxf6 1-0

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "1"]
[White "Collyer, David"]
[Black "Sanitt, Ethan"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1670"]
[BlackElo "2040"]
[PlyCount "60"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Nc6 8. a4 cxd4 9. cxd4 Nb4 10. Bd3 Qc3+ 11. Bd2 Nxd3+ 12. cxd3 Qxd3 13. Rc1 Bd7 14. Rc3 Qa6 15. a5 Ne7 16. Qe2 Bb5 17. Qe3 0-0 18. Qg5 Ng6 19. h4 h6 20. Qg4 Kh8 21. h5 Ne7 22. Rc7 Nf5 23. Qf4 Rac8 24. Rxc8 Rxc8 25. g4 Ne7 26. Qxf7 Qc6 27. Bxh6 gxh6 28. Qf6+ Kg8 29. Kd2 Qc3+ 30. Kd1 Qc1# 0-1

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "5"]
[White "Collyer, David"]
[Black "Schell, Finn"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1670"]
[BlackElo "1913"]
[PlyCount "86"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 e6 9. 0-0 Bc5 10. Qg4 Ne7 11. c4 Ng6 12. Qg3 Bd4 13. Nc3 Bxe5 14. Qf3 Bf6 15. cxd5 cxd5 16. Nb5 0-0 17. Bxg6 hxg6 18. Nc3 Bc6 19. Bf4 Qb6 20. Qe2 Bxc3 21. bxc3 Bb5 22. Qf3 Bxf1 23. Rxf1 Rac8 24. Be3 Qb2 25. Bd4 f6 26. Qg4 Kf7 27. Re1 Rc6 28. h4 Rh8 29. g3 Qc2 30. Qf4 Qf5 31. Qd2 g5 32. Qb2 Kg6 33. Qe2 gxh4 34. g4 Qe4 35. Qd1 Qf4 36. Be3 Qd6 37. Qd3+ Kf7 38. g5 Rc4 39. Bd4 e5 40. g6+ Ke7 41. Be3 Rd8 42. Bxa7 Qa6 43. Be3 Rg4+ 0-1

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "2"]
[White "Farms, Edward"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1508"]
[BlackElo "1670"]
[PlyCount "54"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. d3 d6 6. e4 c5 7. Nge2 Nc6 8. 0-0 Rb8 9. Rb1 a6 10. b3 b5 11. Bb2 b4 12. Na4 e5 13. f4 Qe7 14. fxe5 dxe5 15. Qd2 Ng4 16. h3 Bh6 17. Qe1 Ne3 18. Rf3 Nxg2 19. Kxg2 Nd4 20. Nxd4 exd4 21. Bc1 Bxc1 22. Qxc1 f5 23. Qf4 Bb7 24. Qh6 fxe4 25. Rxf8+ Rxf8 26. Re1 exd3+ 27. Kh2 Rf2+ 0-1

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "4"]
[White "Gamage, Anuhas"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1580"]
[BlackElo "1670"]
[PlyCount "73"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Re1 e5 8. dxe5 dxe5 9. e4 c6 10. Nc3 Qc7 11. Qc2 Nc5 12. b4 Ne6 13. Bb2 Nd7 14. Rad1 Nb6 15. Ne2 a5 16. a3 axb4 17. axb4 Na4 18. Ra1 Nb6 19. c5 Rxa1 20. Rxa1 Nd7 21. Nd2 b6 22. cxb6 Qxb6 23. Ba3 Ba6 24. b5 Bxb5 25. Bxf8 Bxf8 26. Nc3 Nd4 27. Qb2 Nc5 28. Nc4 Qb8 29. Nxb5 cxb5 30. Ne3 b4 31. Nd5 b3 32. f4 Nd3 33. Qb1 b2 34. Ra2 Bc5 35. Qxd3 b1Q+ 36. Qxb1 Qxb1+ 37. Bf1 0-1

[Event "Isle of Wight blitz op1"]
[Site "Isle of Wight"]
[Date "2025.02.19"]
[Round "6"]
[White "Mikula, Nikodem"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1536"]
[BlackElo "1670"]
[PlyCount "94"]
[EventDate "2025.02.19"]
[EventType "swiss (blitz)"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CB08_2025"]
[SourceDate "2025.02.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nc3 d5 5. Nf3 0-0 6. h3 a6 7. a3 Bf5 8. Bd3 Ne4 9. Bxe4 dxe4 10. Nd2 c5 11. dxc5 Bxc3 12. bxc3 Qd5 13. Nb3 Qxd1+ 14. Rxd1 Nc6 15. Nd4 Bd7 16. Rb1 e5 17. Nxc6 exf4 18. Ne7+ Kg7 19. Rxb7 Ba4 20. exf4 Bxc2 21. 0-0 Rfe8 22. c6 Kf8 23. Nd5 Rad8 24. c7 Rxd5 25. Rb8 Rc5 26. Rb6 Rxc7 27. Rc1 Bd3 28. a4 Rec8 29. Rb3 Ke7 30. f3 exf3 31. gxf3 Rc4 32. Rd1 Bf5 33. Rb7+ Kf8 34. Kf2 Rxc3 35. Ra7 R8c6 36. Rd8+ Kg7 37. Rda8 Rc2+ 38. Kg3 Bd3 39. Rb8 Bf1 40. Rbb7 Rg2+ 41. Kh4 Bc4 42. f5 Rc5 43. f6+ Kxf6 44. Rb6+ Kg7 45. Rb5 axb5 46. Rxf7+ Kxf7 47. f4 Rh5# 0-1

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.18"]
[Round "1"]
[White "Collyer, David"]
[Black "Kovalskyi, Roman"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "1929"]
[BlackElo "2240"]
[PlyCount "96"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. 0-0 a4 12. f3 Qa5 13. Rac1 Be6 14. Nd5 Qxd2 15. Nxe7+ Kh8 16. Bxd2 Rfe8 17. Nd5 Nxd5 18. cxd5 Bxd5 19. Bb5 Re5 20. Bc3 Bxa2 21. Bxe5 Bxe5 22. Rc2 Ra5 23. Bd7 b5 24. g3 b4 25. Rd2 Bb3 26. f4 Bf6 27. Rf3 Ra7 28. Bc6 Be6 29. f5 gxf5 30. exf5 Bc4 31. Rxd6 Bxb2 32. f6 Bxf6 33. Rfxf6 a3 34. Rd1 b3 35. Rf2 b2 36. Rb1 Ra6 37. Be4 Rb6 38. Rfxb2 Rxb2 39. Rxb2 axb2 40. Bb1 Kg7 41. Kf2 Kf6 42. Ke3 Ke5 43. g4 Be6 44. h3 h5 45. Kd2 h4 46. Kc3 Bxg4 47. Kxb2 Bxh3 48. Kc3 Bg2 0-1

[Event "Isle of Wight op"]
[Site "Ryde"]
[Date "2025.02.18"]
[Round "2"]
[White "Malinovsky, Ilya"]
[Black "Collyer, David"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2073"]
[BlackElo "1929"]
[PlyCount "57"]
[EventDate "2025.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2025"]
[SourceDate "2025.02.27"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.27"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. d4 exd4 4. Qxd4 Nc6 5. Qd3 Bb4 6. Bd2 d6 7. 0-0-0 0-0 8. Nge2 Re8 9. Bg5 h6 10. Bh4 g5 11. Bg3 Ne5 12. Bxe5 Rxe5 13. Qd4 Bxc3 14. Nxc3 Qe7 15. f3 Bd7 16. h4 Bc6 17. hxg5 hxg5 18. g3 g4 19. f4 Rh5 20. Bd3 Rd8 21. Rxh5 Nxh5 22. Rh1 Nf6 23. Rh6 Kg7 24. Rh5 d5 25. Rg5+ Kf8 26. e5 Ne4 27. Rxg4 b6 28. f5 Qc5 29. Rxe4 1-0

[Event "Isle of Wight op-A"]
[Site "Ryde"]
[Date "2024.04.21"]
[Round "5"]
[White "Collyer, David"]
[Black "Bezuidenhout, Roland Reinhold"]
[Result "0-1"]
[ECO "B32"]
[BlackElo "2273"]
[PlyCount "84"]
[EventDate "2024.04.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nd5 Nf6 9. Nxf6+ Bxf6 10. Nc4 Be7 11. Be3 Be6 12. Qd2 b5 13. Nb6 Rb8 14. Nd5 Bxd5 15. Qxd5 Rc8 16. c3 0-0 17. Be2 Na5 18. 0-0 Nc4 19. Bxc4 Rxc4 20. Rfd1 Qa8 21. f3 Qxd5 22. Rxd5 Rb8 23. Rad1 f6 24. Kf2 Kf7 25. a3 Ke6 26. g4 g6 27. h4 f5 28. exf5+ gxf5 29. gxf5+ Kxf5 30. Bg5 Bf8 31. Kg3 h6 32. Be3 Be7 33. Bxh6 Rxh4 34. Be3 Rg8+ 35. Kf2 Rh2+ 36. Kf1 Rh1+ 37. Ke2 Rg2+ 38. Bf2 Rhh2 39. Rf1 Bh4 40. Rxd6 Bxf2 41. Rxa6 Bc5+ 42. Kd1 Rxb2 0-1

[Event "Isle of Wight op-A"]
[Site "Ryde"]
[Date "2024.04.21"]
[Round "4"]
[White "Hariharan, Shambavi"]
[Black "Collyer, David"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1868"]
[PlyCount "56"]
[EventDate "2024.04.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. cxd5 exd5 5. Nc3 c6 6. g3 Bd6 7. Bg2 0-0 8. 0-0 Nbd7 9. Re1 Re8 10. Bg5 h6 11. Bxf6 Nxf6 12. Qc2 Bd7 13. Rad1 Qc8 14. Nd2 Bf5 15. e4 Nxe4 16. Ncxe4 dxe4 17. Bxe4 Bxe4 18. Rxe4 Rxe4 19. Qxe4 Qe8 20. Qxe8+ Rxe8 21. Nc4 Bc7 22. d5 cxd5 23. Rxd5 Rd8 24. Rxd8+ Bxd8 25. Kf1 Kf8 26. h3 Ke7 27. Ke2 Ke6 28. Kd3 Kd5 1/2-1/2

[Event "Isle of Wight op-A"]
[Site "Ryde"]
[Date "2024.04.20"]
[Round "3"]
[White "Collyer, David"]
[Black "Chua, Chee Sian Sebastien"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2020"]
[PlyCount "104"]
[EventDate "2024.04.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 c6 7. Bc4 e6 8. 0-0 Bb4 9. a3 Bxc3 10. Bxc3 Qc7 11. Bd3 0-0 12. Bxf5 exf5 13. Qd3 Ne4 14. Ne5 Nd7 15. Nxd7 Qxd7 16. f3 Nxc3 17. Qxc3 Rfe8 18. Rfe1 g6 19. Kf2 Qd6 20. g3 f4 21. Re4 fxg3+ 22. hxg3 Rxe4 23. fxe4 Rd8 24. Rd1 c5 25. d5 Re8 26. Re1 Re5 27. Qd3 Rh5 28. Kg2 Re5 29. Re3 h5 30. c4 Rg5 31. b3 f6 32. Qc3 h4 33. Rf3 Rg4 34. b4 b6 35. bxc5 bxc5 36. Qxf6 Rxg3+ 37. Kf2 Rxf3+ 38. Qxf3 Qh2+ 39. Ke3 Qe5 40. Qg4 Qd4+ 41. Kf4 Qf6+ 42. Ke3 Qd4+ 43. Kf4 Qf2+ 44. Kg5 Qg3 45. e5 Kf7 46. d6 Qxe5+ 47. Kxh4 Qd4 48. d7 Ke7 49. Qxd4 cxd4 50. Kg4 Kxd7 51. Kf4 Kd6 52. Ke4 Kc5 0-1

[Event "Isle of Wight op-A"]
[Site "Ryde"]
[Date "2024.04.20"]
[Round "2"]
[White "Dickenson, Neil F"]
[Black "Collyer, David"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2295"]
[PlyCount "125"]
[EventDate "2024.04.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 h6 3. Bh4 c6 4. e3 Nf6 5. Nd2 Bf5 6. Bxf6 exf6 7. c4 dxc4 8. Bxc4 Bd6 9. Ngf3 0-0 10. 0-0 Nd7 11. Nh4 Bh7 12. Qh5 c5 13. Nf5 Bxf5 14. Qxf5 cxd4 15. exd4 Nb6 16. Bd3 g6 17. Qf3 Rb8 18. g3 f5 19. Rad1 Re8 20. h4 h5 21. a3 Bf8 22. Nb3 Qd5 23. Qxd5 Nxd5 24. Bc4 Nb6 25. Bb5 Red8 26. Rfe1 Rd5 27. Bf1 Rbd8 28. Rc1 Bg7 29. Rc7 R5d7 30. Rxd7 Nxd7 31. Bg2 b6 32. Re2 Kf8 33. Rc2 Nf6 34. Rc7 a5 35. a4 Ne4 36. Rc4 Rd6 37. Bf1 f4 38. Bd3 Nf6 39. Rc7 fxg3 40. fxg3 Bh6 41. Bc4 Nd5 42. Rb7 Be3+ 43. Kh2 Ne7 44. Rb8+ Kg7 45. Re8 Kf6 46. Rf8 Nd5 47. Kh3 Kg7 48. Re8 Bh6 49. Re5 Ne3 50. Be2 Nf5 51. Bxh5 Nxd4 52. Nxd4 Rxd4 53. Bf3 Rxa4 54. Re7 Rd4 55. Rb7 Rd6 56. b3 Be3 57. Be2 Bc5 58. Bc4 Rf6 59. Kg2 Rf2+ 60. Kh3 Rf3 61. Kg2 Rf2+ 62. Kh3 Rf3 63. Kg2 1/2-1/2

[Event "Isle of Wight op-A"]
[Site "Ryde"]
[Date "2024.04.19"]
[Round "1"]
[White "Collyer, David"]
[Black "Kothari, Jai"]
[Result "1-0"]
[ECO "B39"]
[BlackElo "1985"]
[PlyCount "61"]
[EventDate "2024.04.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Nc6 10. Qd2 h5 11. Be2 d6 12. 0-0 Be6 13. b3 Rc8 14. Rac1 Qa5 15. Rfd1 0-0 16. Bh6 Nb4 17. Bxg7 Kxg7 18. Nd5 Bxd5 19. exd5 Qa3 20. Bxh5 b5 21. Qd4+ Kh7 22. Rc3 e5 23. dxe6 gxh5 24. Qh4 Rc5 25. e7 Rg8 26. Rd5 Rxd5 27. cxd5 Kh6 28. Qf6+ Rg6 29. Qh8+ Kg5 30. e8Q Nxd5 31. h4+ 1-0

[Event "Hampshire-chB"]
[Site "Fareham"]
[Date "2022.11.06"]
[Round "6"]
[White "Bradley, William"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1827"]
[BlackElo "1692"]
[PlyCount "70"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Nge7 6. d3 d4 7. Ne2 a6 8. Bxc6+ Nxc6 9. 0-0 b5 10. Ng3 f5 11. exf5 exf5 12. Re1+ Be7 13. Ng5 0-0 14. Ne6 Bxe6 15. Rxe6 Qd7 16. Re1 Bh4 17. Bd2 Bxg3 18. hxg3 Qd5 19. Kf2 Rae8 20. Qf3 Qxf3+ 21. Kxf3 h5 22. a3 Rxe1 23. Rxe1 Kf7 24. b4 c4 25. dxc4 bxc4 26. c3 d3 27. a4 Re8 28. Rxe8 Kxe8 29. Ke3 Kd7 30. a5 Kd6 31. Be1 Kd5 32. Bf2 Na7 33. Kd2 Nb5 34. Kc1 Nxc3 35. Kd2 Ne4+ 0-1

[Event "Hampshire-chB"]
[Site "Fareham"]
[Date "2022.11.06"]
[Round "5"]
[White "Collyer, David"]
[Black "Baron, Patrik"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1692"]
[BlackElo "1750"]
[PlyCount "50"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 c5 7. c3 Nc6 8. Nf3 Nh6 9. a3 Nf5 10. g4 Nh4 11. dxc5 Bxc5 12. b4 Bb6 13. Nxh4 Qxh4+ 14. Qg3 Qxg3+ 15. hxg3 a5 16. b5 Ne7 17. a4 Rc8 18. Bb2 0-0 19. Nd2 Rfd8 20. Rc1 Be3 21. Rc2 Bxd2+ 22. Rxd2 h6 23. Ke2 Rc4 24. Rd4 Rdc8 25. Rhd1 R8c7 1/2-1/2

[Event "Hampshire-chB"]
[Site "Fareham"]
[Date "2022.11.05"]
[Round "3"]
[White "Appleby, Stephen"]
[Black "Collyer, David"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "1885"]
[BlackElo "1692"]
[PlyCount "41"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 d6 5. Bg2 0-0 6. 0-0 c6 7. Nc3 Nbd7 8. e4 e5 9. h3 exd4 10. Nxd4 Nb6 11. b3 d5 12. Ba3 Re8 13. c5 Nbd7 14. exd5 cxd5 15. Rc1 a6 16. b4 Ne5 17. Bb2 Nc6 18. Nxc6 bxc6 19. Ne2 Bd7 20. Nd4 Qc7 21. Qd3 1/2-1/2

[Event "Hampshire-chB"]
[Site "Fareham"]
[Date "2022.11.05"]
[Round "2"]
[White "Collyer, David"]
[Black "Sharples, Harry"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "1692"]
[BlackElo "1794"]
[PlyCount "75"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Bd3 Nxd2 9. Qxd2 Qg5 10. f4 Qe7 11. Nf3 b6 12. 0-0 c5 13. a4 Bd7 14. g4 c4 15. Be2 Nc6 16. Ne1 g6 17. Ng2 0-0-0 18. Kh1 f5 19. exf6 Qxf6 20. g5 Qg7 21. Ne3 Rdf8 22. Ng4 hxg5 23. fxg5 Ne7 24. Nf6 Nf5 25. Bg4 Ng3+ 26. Kg2 Nxf1 27. Rxf1 Qe7 28. Re1 Qd6 29. Re5 Rf7 30. Qe3 Kc7 31. h3 Kd8 32. Bxe6 Bxe6 33. Rxe6 Qf8 34. Qe5 Kc8 35. Re8+ Qxe8 36. Nxe8 Rfh7 37. Qe6+ Kb8 38. Nf6 1-0

[Event "Hampshire-chB"]
[Site "Fareham"]
[Date "2022.11.05"]
[Round "4"]
[White "Schumacher, James"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1742"]
[BlackElo "1692"]
[PlyCount "92"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 Nxe4 7. d5 Qa5+ 8. Nc3 Nxc3 9. bxc3 Ne5 10. Nxe5 Qxc3+ 11. Bd2 Qxe5 12. 0-0 Qxd5 13. Rb1 g6 14. Bf3 Qf5 15. Rxb7 Bxb7 16. Bxb7 Rc8 17. Qa4+ Qd7 18. Qxa7 Bg7 19. Qa6 0-0 20. Bxc8 Qxc8 21. Qd3 Qa8 22. a3 d5 23. Bb4 Re8 24. f4 Qa7+ 25. Kh1 e6 26. Rd1 Ra8 27. h3 d4 28. Rc1 h5 29. Bc5 Qd7 30. Bb4 Bh6 31. Qe4 Rd8 32. Kg1 Qa4 33. Qe5 Bg7 34. Qc7 Rd7 35. Qc8+ Kh7 36. Qe8 d3 37. Bd2 Qd4+ 38. Kf1 Qe4 39. Re1 Qb7 40. a4 Bh6 41. Rc1 Rc7 42. Qb5 Rxc1+ 43. Bxc1 Qe4 44. Qb2 Bxf4 45. Bxf4 Qxf4+ 46. Qf2 Qc1+ 0-1

[Event "Hampshire-chB"]
[Site "Fareham"]
[Date "2022.11.04"]
[Round "1"]
[White "Collyer, David"]
[Black "Wilcock, Peter"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1692"]
[BlackElo "1789"]
[PlyCount "87"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 g6 6. c3 Bg7 7. d4 cxd4 8. cxd4 e6 9. Nc3 Ne7 10. Be3 0-0 11. Qd2 d5 12. e5 a6 13. a4 Nbc6 14. Rfc1 Nf5 15. Bf4 f6 16. g4 Nfe7 17. Re1 Rf7 18. a5 fxe5 19. Nxe5 Nxe5 20. Bxe5 Bxe5 21. Rxe5 Nc6 22. Re2 e5 23. dxe5 Qxg4+ 24. Kf1 Nd4 25. Re3 Nb3 26. Qxd5 Nxa1 27. Ne4 Kg7 28. e6 Re7 29. Qd4+ Kh6 30. Qc3 Qxe6 31. Rh3+ Qxh3+ 32. Qxh3+ Kg7 33. Qc3+ Kh6 34. Qd2+ Kg7 35. Qd4+ Kh6 36. Nf6 Re1+ 37. Kg2 Nb3 38. Ng4+ Kg5 39. h4+ Kxh4 40. Qf4 g5 41. Qf3 Kh5 42. Ne3+ Kh6 43. Qf6+ Kh5 44. Qf7+ 1-0

[Event "Daventry 4NCL Easter op-C 2nd"]
[Site "Daventry"]
[Date "2022.04.17"]
[Round "4"]
[White "Collyer, David"]
[Black "Liu, Jacob"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1663"]
[BlackElo "1415"]
[PlyCount "83"]
[EventDate "2022.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. g3 d5 4. d4 e6 5. Nc3 Nbd7 6. Bg2 dxc4 7. 0-0 b5 8. Bg5 Be7 9. Ne5 Nxe5 10. Bxf6 gxf6 11. dxe5 Bd7 12. exf6 Bxf6 13. Rb1 Rc8 14. Ne4 Be7 15. Qd4 Rg8 16. Qxa7 Ra8 17. Qd4 Rxa2 18. Rfd1 Qc7 19. Nf6+ Bxf6 20. Qxf6 c5 21. Rd2 Qd8 22. Qxd8+ Kxd8 23. Rbd1 Ra7 24. Bc6 b4 25. Rxd7+ Rxd7 26. Rxd7+ Kc8 27. Rxf7 c3 28. bxc3 bxc3 29. Rf3 Kc7 30. Be4 Rg4 31. Bxh7 Rc4 32. Bc2 e5 33. h4 e4 34. Re3 Kd6 35. Rxe4 Rxe4 36. Bxe4 Ke5 37. Bc2 Kd4 38. h5 Kc4 39. h6 Kb4 40. h7 Ka3 41. h8Q Kb2 42. Qh7 1-0

[Event "Daventry 4NCL Easter op-C 2nd"]
[Site "Daventry"]
[Date "2022.04.17"]
[Round "5"]
[White "Szydlowski, Sebastien"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1681"]
[BlackElo "1663"]
[PlyCount "64"]
[EventDate "2022.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. Ne2 Bd7 6. d4 exd4 7. Nxd4 Nxd4 8. Bxd7+ Qxd7 9. Bxd4 Be7 10. Nd2 0-0 11. 0-0 c5 12. Bb2 d5 13. e4 d4 14. f4 Ng4 15. Rf3 Ne3 16. Qc1 Qg4 17. g3 Bh4 18. Kh1 Be7 19. c3 Rac8 20. Qg1 Rfd8 21. Qf2 Bf6 22. e5 Be7 23. Nf1 Nxf1 24. Rxf1 Qf5 25. cxd4 cxd4 26. Bxd4 Rc2 27. Qg1 Qe4 28. Be3 Rd3 29. R1f2 Rxe3 30. Rxc2 Qxf3+ 31. Rg2 Re2 32. h4 Bc5 0-1

[Event "Daventry 4NCL Easter op-C 2nd"]
[Site "Daventry"]
[Date "2022.04.16"]
[Round "2"]
[White "Collyer, David"]
[Black "McKay, Ruairidh"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1663"]
[BlackElo "1544"]
[PlyCount "96"]
[EventDate "2022.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. Nf3 g6 4. d4 Bg7 5. e4 d6 6. Be2 0-0 7. 0-0 Nbd7 8. Bg5 h6 9. Be3 Ng4 10. Bd2 e5 11. d5 Ngf6 12. b4 a6 13. Qc2 c5 14. b5 Ne8 15. Bd3 Nc7 16. bxa6 bxa6 17. Rab1 Rb8 18. Rxb8 Nxb8 19. Rb1 Bg4 20. Ne1 a5 21. f3 Bd7 22. Rb6 Qe7 23. Nb5 Bxb5 24. cxb5 Na8 25. Bxa5 Nxb6 26. Bxb6 Qb7 27. Ba5 Qa7 28. Bd2 c4+ 29. Kf1 cxd3 30. Nxd3 Qb7 31. a4 Rc8 32. Qb3 Na6 33. Qa3 Nc5 34. Nxc5 dxc5 35. Qb2 c4 36. a5 c3 37. Bxc3 Rxc3 38. Qxc3 Qxb5+ 39. Kf2 Qa6 40. Qc7 Bf8 41. Kg3 Qf6 42. Qc8 Qf4+ 43. Kf2 Qd2+ 44. Kg3 Qxa5 45. d6 Kg7 46. d7 Be7 47. Qc2 Qe1+ 48. Qf2 Bh4+ 0-1

[Event "Daventry 4NCL Easter op-C 2nd"]
[Site "Daventry"]
[Date "2022.04.16"]
[Round "3"]
[White "Pasari, Rohan"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1510"]
[BlackElo "1663"]
[PlyCount "76"]
[EventDate "2022.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 d6 5. e3 0-0 6. Nf3 a6 7. Bd3 c5 8. d5 Nbd7 9. 0-0 h6 10. Bh4 g5 11. Bg3 Nh5 12. Ne2 Bxb2 13. Bh7+ Kh8 14. Rb1 Bg7 15. Bf5 Nxg3 16. Nxg3 Ne5 17. Nxe5 Bxe5 18. Qh5 Bg7 19. h4 gxh4 20. Qxh4 e6 21. Qxd8 Rxd8 22. dxe6 fxe6 23. Bg6 b5 24. cxb5 axb5 25. Rxb5 Ba6 26. Rb6 Bxf1 27. Kxf1 c4 28. Ne4 d5 29. Nd6 Rf8 30. Rb7 Rxa2 31. Nf7+ Kg8 32. Nxh6+ Bxh6 33. Bh7+ Kh8 34. Bg6 Rfxf2+ 35. Ke1 Rxg2 36. Rh7+ Kg8 37. Bf7+ Kxh7 38. Kf1 Rgb2 0-1

[Event "Daventry 4NCL Easter op-C 2nd"]
[Site "Daventry"]
[Date "2022.04.15"]
[Round "1"]
[White "Dunne, David C"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "1497"]
[BlackElo "1663"]
[PlyCount "120"]
[EventDate "2022.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. Be3 0-0 9. h3 Nc6 10. Qd2 Bd7 11. 0-0-0 b5 12. f3 Qc7 13. g4 Rfd8 14. g5 Nh5 15. f4 Na5 16. Qf2 Nxb3+ 17. Nxb3 Rab8 18. f5 b4 19. fxe6 bxc3 20. Qxf7+ Kh8 21. Qxe7 cxb2+ 22. Kxb2 Rdc8 23. Rh2 Qc3+ 24. Kb1 Re8 25. Qxd7 Qxe3 26. Qxd6 Qxg5 27. Qd5 Qf4 28. Rhd2 Nf6 29. Qf5 Qxe4 30. Qxe4 Nxe4 31. Rd7 Nc3+ 32. Kc1 Nxd1 33. Kxd1 Rxe6 34. Nc5 Rc6 35. Nd3 h6 36. Kd2 Rb1 37. Rd4 Rh1 38. h4 Rh2+ 39. Ke3 Rcxc2 40. Ra4 Rh3+ 41. Ke4 Rxh4+ 42. Nf4 g5 43. Kd3 Rxf4 44. Rxf4 gxf4 45. Kxc2 Kg7 46. Kd2 Kf6 47. Ke2 Ke5 48. Kf3 a5 49. a4 h5 50. Kf2 h4 51. Kg2 Kf5 52. Kh3 Kg5 53. Kg2 Kg4 54. Kh2 f3 55. Kh1 Kg3 56. Kg1 h3 57. Kh1 Kf4 58. Kg1 Ke3 59. Kf1 h2 60. Ke1 h1Q# 0-1

[Event "BCF-ch Yates op"]
[Site "Coventry"]
[Date "2015.08.02"]
[Round "5"]
[White "Collyer, David"]
[Black "Zigmond, Andrew"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "108"]
[BlackElo "123"]
[PlyCount "36"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. Qd2 Bd7 10. Bh6 Bxh6 11. Qxh6 Nxd4 12. 0-0-0 Nxe2+ 13. Nxe2 Nxe4 14. Rdf1 Qa5 15. Kc2 Bf5 16. Kc1 Qxa2 17. h4 Qxc4+ 18. Kd1 Qd3+ 0-1

[Event "BCF-ch Yates op"]
[Site "Coventry"]
[Date "2015.08.02"]
[Round "4"]
[White "Hope, Iain"]
[Black "Collyer, David"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "121"]
[BlackElo "108"]
[PlyCount "93"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Nbd7 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 Ne8 8. Be3 e5 9. d5 f5 10. Ne1 f4 11. Bd2 Nef6 12. f3 g5 13. Nd3 h5 14. h3 Nh7 15. b4 Rf6 16. c5 Rg6 17. Be1 Ndf6 18. a4 g4 19. fxg4 hxg4 20. Bxg4 Nxg4 21. hxg4 Bxg4 22. Qc2 f3 23. g3 Bh6 24. Bf2 Ng5 25. Rfb1 Nh3+ 26. Kf1 Nxf2 27. Kxf2 Qg5 28. Re1 Qd2+ 29. Qxd2 Bxd2 30. Nb5 Bxe1+ 31. Rxe1 a6 32. Nxc7 Rc8 33. cxd6 Rxd6 34. Nxe5 Bh3 35. Nc4 Rf6 36. e5 Rxc7 37. exf6 Rxc4 38. Re7 Bg4 39. d6 Rd4 40. Rxb7 Kf8 41. Ra7 Rxd6 42. f7 Rb6 43. a5 Rxb4 44. Rxa6 Ra4 45. Rg6 Bh5 46. Rg5 Bxf7 47. Kxf3 1/2-1/2

[Event "BCF-ch Yates op"]
[Site "Coventry"]
[Date "2015.08.01"]
[Round "3"]
[White "Collyer, David"]
[Black "Saravanan, Preethi"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "108"]
[BlackElo "79"]
[PlyCount "133"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nf3 g6 6. Be3 Bg7 7. Nc3 Bg4 8. h3 Bf5 9. Bd3 Qd7 10. Qd2 Nc6 11. Rd1 0-0 12. 0-0 Nb4 13. Bxf5 Qxf5 14. a3 Nc6 15. Bh6 Rfd8 16. Bxg7 Kxg7 17. Qe3 Re8 18. Nb5 Qd7 19. Ne5 Qc8 20. Qf4 a6 21. Nc3 Rf8 22. Rfe1 e6 23. Nxc6 bxc6 24. d5 cxd5 25. cxd5 exd5 26. Nxd5 Nxd5 27. Rxd5 c6 28. Rd6 Qc7 29. Rxg6+ hxg6 30. Qxc7 Rfc8 31. Qb7 c5 32. Re7 Rf8 33. Rxf7+ Rxf7 34. Qxa8 Rf6 35. Qb7+ Kh6 36. Qe7 Rc6 37. Qh4+ Kg7 38. g4 c4 39. f4 c3 40. bxc3 Rxc3 41. Qe7+ Kg8 42. Qe6+ Kh7 43. Qxa6 Rxh3 44. f5 gxf5 45. Qb7+ Kg6 46. gxf5+ Kf6 47. a4 Rg3+ 48. Kf2 Ra3 49. Qb4 Ra2+ 50. Ke3 Kxf5 51. a5 Kf6 52. Qb6+ Ke7 53. a6 Kd7 54. Qb7+ Kd6 55. a7 Kc5 56. a8Q Rxa8 57. Qxa8 Kc4 58. Qd8 Kc5 59. Ke4 Kc4 60. Qd5+ Kc3 61. Qd4+ Kc2 62. Qd3+ Kb2 63. Ke3 Ka2 64. Qb5 Ka3 65. Kd3 Ka2 66. Kc3 Ka1 67. Qb2# 1-0

[Event "BCF-ch Yates op"]
[Site "Coventry"]
[Date "2015.08.01"]
[Round "2"]
[White "Everitt, David"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "87"]
[BlackElo "108"]
[PlyCount "74"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bd7 8. 0-0 Qc7 9. f3 e6 10. a3 0-0-0 11. Qd2 Be8 12. Rfd1 d5 13. exd5 Nxd5 14. Nxd5 Rxd5 15. Qe1 Bg7 16. c3 Qb6 17. Qf2 Nxd4 18. cxd4 Ba4 19. Rdc1+ Kb8 20. Bc4 Bxd4 21. Re1 Bxe3 22. Rxe3 Rc5 23. b3 Bb5 24. a4 Bxc4 25. bxc4 Rxc4 26. Rd1 Rhc8 27. Red3 Qxf2+ 28. Kxf2 Rxa4 29. Rd7 Rc7 30. Rd8+ Rc8 31. R8d7 Rf4 32. Kg3 Rf5 33. Re7 a5 34. Rb1 Rc7 35. Re8+ Ka7 36. Rd1 Rd5 37. Rb1 a4 0-1

[Event "BCF-ch Yates op"]
[Site "Coventry"]
[Date "2015.07.31"]
[Round "1"]
[White "Collyer, David"]
[Black "Chiu, Hok"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "108"]
[BlackElo "124"]
[PlyCount "55"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 h6 7. Bxf6 exf6 8. Qd2 h5 9. Bc4 a6 10. 0-0-0 Bg4 11. f3 Bh6 12. f4 Bxd1 13. Rxd1 Qc7 14. Bb3 0-0 15. Nd5 Qd8 16. Rf1 Nd7 17. Qe2 Nc5 18. g4 Re8 19. Nc3 Nxb3+ 20. axb3 Qa5 21. Nd5 Kg7 22. gxh5 Qa1+ 23. Kd2 Qxb2 24. Kd3 Rac8 25. hxg6 fxg6 26. h4 Rc5 27. f5 Rxd5 28. Qf2 0-1

[Event "POL corr"]
[Site "Poland"]
[Date "1991.??.??"]
[Round "?"]
[White "Rittenhouse, Robert"]
[Black "Collyer, David"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "75"]
[EventDate "1991.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. g4 Nxg4 3. Nc3 g6 4. e4 d6 5. Bb5+ c6 6. Be2 h5 7. f3 Nh6 8. Be3 b5 9. d5 b4 10. Qd4 Rg8 11. Qxb4 c5 12. Qa4+ Bd7 13. Bb5 f6 14. Nge2 Bxb5 15. Nxb5 Kf7 16. Nf4 Nd7 17. Ne6 Qc8 18. Nxf8 Nb6 19. Qb3 Qxf8 20. Nc7 Rh8 21. Nxa8 Qxa8 22. Rg1 Kg7 23. 0-0-0 Nd7 24. Bd2 Nf7 25. f4 h4 26. Rg4 Rh5 27. Rdg1 Nf8 28. Qh3 Qe8 29. b3 c4 30. f5 g5 31. Rxh4 Rxh4 32. Qxh4 cxb3 33. axb3 Qb5 34. Qf2 Ne5 35. Qxa7 Kf7 36. Qe3 Nfd7 37. h4 g4 38. Qh6 1-0

[Event "USA corr"]
[Site "USA"]
[Date "1990.??.??"]
[Round "?"]
[White "Cornell, David"]
[Black "Collyer, David"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "24"]
[EventDate "1990.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. dxc5 e6 4. b4 a5 5. c3 b6 6. cxb6 axb4 7. cxb4 Bxb4+ 8. Bd2 Qxb6 9. Bxb4 Qxb4+ 10. Qd2 Nc6 11. e3 Ne4 12. Qxb4 Nxb4 0-1

