[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.24"]
[Round "9"]
[White "Bay Petersen, Ole"]
[Black "Alderson, John KA"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1672"]
[BlackElo "1788"]
[PlyCount "52"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 Nc6 5. Bb2 cxd4 6. exd4 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. 0-0 Bd6 10. Re1 0-0 11. Ne5 Rc8 12. a3 Nd7 13. Nd2 Ndxe5 14. dxe5 Bc5 15. b4 Bxb4 16. axb4 Nxb4 17. Qa3 Nxc2 18. Qxa7 Nxe1 19. Rxe1 Rc2 20. Qd4 Qa5 21. Rd1 Qa2 22. Ba1 Rfc8 23. Nf1 h6 24. Qb6 Rc1 25. Rxc1 Rxc1 26. Bd4 Qe2 0-1

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.23"]
[Round "8"]
[White "Bay Petersen, Ole"]
[Black "Smart, Michael R"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "1672"]
[BlackElo "1943"]
[PlyCount "79"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 a6 4. Bd3 c5 5. b3 Nc6 6. 0-0 Bg4 7. Bb2 cxd4 8. exd4 e6 9. Nbd2 Bd6 10. a3 Qc7 11. Qe1 0-0 12. Ne5 Bh5 13. f4 Rae8 14. c4 dxc4 15. Ndxc4 Be7 16. Rc1 Nd5 17. b4 Bd6 18. Nxd6 Qxd6 19. Nxc6 bxc6 20. Qe5 Qxe5 21. fxe5 a5 22. bxa5 Rb8 23. Rf2 Ne3 24. Rd2 Rfc8 25. a4 Bg6 26. Ba6 Rc7 27. Rc5 h6 28. Bb5 Rbc8 29. Be2 Be4 30. Bd3 Bxd3 31. Rxd3 Nd5 32. Rb3 Ra8 33. Bc1 Kh7 34. Bd2 Kg6 35. Kf2 f6 36. Rg3+ Kf7 37. exf6 Kxf6 38. Rf3+ Ke7 39. Rb3 Kd6 40. Rc2 1/2-1/2

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.22"]
[Round "6"]
[White "Spanton, Timothy"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1766"]
[BlackElo "1672"]
[PlyCount "51"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. d5 exd5 4. exd5 d6 5. Nf3 a6 6. a4 Nd7 7. Nc3 g6 8. Bf4 Ndf6 9. Be2 Bg7 10. Qd2 h6 11. 0-0 Ne7 12. Rfe1 g5 13. Be3 0-0 14. h3 Nf5 15. Bd3 Nxe3 16. Rxe3 Nd7 17. Rae1 Ne5 18. Nxe5 Bxe5 19. Rxe5 dxe5 20. Rxe5 Bd7 21. d6 b6 22. Nd5 Re8 23. Ne7+ Rxe7 24. dxe7 Qe8 25. Rxg5+ Kh8 26. Qc3+ 1-0

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.21"]
[Round "4"]
[White "Bay Petersen, Ole"]
[Black "Yu, Rock"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1672"]
[BlackElo "1817"]
[PlyCount "110"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e3 d6 4. b3 Nc6 5. Bb2 a6 6. Nbd2 Bg4 7. h3 Bxf3 8. Nxf3 e5 9. d5 Nce7 10. e4 f5 11. Ng5 Qd7 12. Ne6 Bf6 13. g4 fxg4 14. hxg4 g5 15. Rh5 h6 16. Qf3 Ng6 17. 0-0-0 Nf4 18. Nxf4 exf4 19. Be2 Bxb2+ 20. Kxb2 Qg7+ 21. Kb1 Qe5 22. Rhh1 Rh7 23. Qd3 Re7 24. f3 Kd8 25. Qd4 Qxd4 26. Rxd4 Ke8 27. c4 a5 28. Kb2 Kf7 29. Rc1 b6 30. a3 Ree8 31. b4 axb4 32. axb4 Ra4 33. Bd1 Ra7 34. Bb3 Nf6 35. c5 bxc5 36. bxc5 Nd7 37. Ra4 Rxa4 38. Bxa4 Rb8+ 39. Kc2 Nxc5 40. Bc6 Nb3 41. Rd1 Na5 42. Bd7 Nc4 43. Be6+ Kg7 44. Kc3 Ne5 45. Rf1 Rb5 46. Kc2 Rb4 47. Kc3 Rc4+ 48. Kd2 Ra4 49. Rc1 Nxf3+ 50. Kd1 Ra7 51. Rc3 Nh4 52. Rb3 f3 53. Rb8 Ra1+ 54. Kd2 f2 55. Rg8+ Kh7 0-1

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.21"]
[Round "5"]
[White "Lenton, Oliver J"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1787"]
[BlackElo "1672"]
[PlyCount "45"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 d5 2. d4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e5 Qc7 7. Bd2 b6 8. Qg4 f5 9. Qg3 Ba6 10. Bxa6 Nxa6 11. Ne2 Qf7 12. h4 Nh6 13. h5 0-0-0 14. Bg5 Rdg8 15. Qe3 Ng4 16. Qc1 h6 17. Bd2 Nf6 18. exf6 gxf6 19. Nf4 e5 20. Ng6 Rh7 21. Qb2 Re8 22. 0-0-0 f4 23. Rhe1 1-0

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.20"]
[Round "3"]
[White "Bowers, Francis J"]
[Black "Bay Petersen, Ole"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1732"]
[BlackElo "1672"]
[PlyCount "142"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. 0-0 Nbd7 7. a3 e6 8. d3 c6 9. Nd4 Bg6 10. Bf4 Be7 11. Qd2 e5 12. Nb3 Qc7 13. Bg3 h5 14. f3 h4 15. Bf2 Nh5 16. Rfe1 0-0-0 17. Qe3 b6 18. a4 Nf4 19. a5 Bg5 20. axb6 Nxb6 21. Qc5 Be7 22. Qa5 Kb8 23. Na4 Rd5 24. Bxb6 axb6 25. Qxb6+ Qb7 26. Na5 Qxb6+ 27. Nxb6 Bc5+ 28. Kf1 Bxb6 29. Nxc6+ Kc7 30. Nb4 Rb5 31. c3 Ra5 32. Na6+ Kb7 33. Rxa5 Bxa5 34. Nc5+ Kc6 35. b4 Bb6 36. d4 exd4 37. cxd4 Bxc5 38. Rc1 Nxe2 39. Rxc5+ Kd6 40. Kxe2 Rb8 41. b5 f6 42. Ke3 Be8 43. Kf4 Rxb5 44. Kg4 Rxc5 45. dxc5+ Kxc5 46. Kxh4 Kd4 47. f4 Ke4 48. g3 g6 49. Kh3 Kf3 50. Kh4 Bd7 51. h3 Be6 52. f5 g5+ 53. Kh5 Bxf5 54. g4 Bxg4+ 55. hxg4 Kf4 56. Kg6 Kxg4 57. Kxf6 Kf4 58. Ke6 g4 59. Kd5 Kf3 60. Kd4 g3 61. Kd5 g2 62. Ke5 g1Q 63. Kd5 Qe3 64. Kc6 Qd4 65. Kb5 Qd5+ 66. Kb6 Qc4 67. Kb7 Ke4 68. Kb6 Kd5 69. Ka5 Qb3 70. Ka6 Kc6 71. Ka7 Qb7# 0-1

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.19"]
[Round "2"]
[White "Bay Petersen, Ole"]
[Black "De Coverly, Roger D"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1672"]
[BlackElo "1852"]
[PlyCount "60"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. h3 exd4 8. Nxd4 Re8 9. Bf3 Nc6 10. 0-0 Nxd4 11. Qxd4 Nxe4 12. Qd3 Nxc3 13. bxc3 Bf5 14. Qd2 Be4 15. Bg4 Qf6 16. Bb2 Re7 17. Rae1 Rae8 18. Qd4 Qxd4 19. cxd4 Bd3 20. Rxe7 Rxe7 21. Rc1 h5 22. Bf3 c5 23. Rc3 Bb1 24. Bd5 Bxd4 25. Rc1 Bxa2 26. Bxd4 cxd4 27. Rd1 a5 28. Rxd4 a4 29. Rd3 Bb3 30. Kh2 Rc7 0-1

[Event "Cambridge op 2nd"]
[Site "Cambridge"]
[Date "2024.02.19"]
[Round "1"]
[White "Simpson, Ben"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "1873"]
[BlackElo "1672"]
[PlyCount "59"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. a4 h5 14. a5 Ng6 15. Nb5 a6 16. Na7 Nf6 17. Nxc8 Rxc8 18. h3 g4 19. fxg4 Nxe4 20. Qc2 Nxf2 21. Qxg6 Rf6 22. Qc2 hxg4 23. Rxf2 g3 24. Rf1 Qe7 25. Bg4 Rcf8 26. Nf3 e4 27. Rae1 Re8 28. Ng5 Rh6 29. Be6+ Kh8 30. Nf7+ 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.28"]
[Round "10"]
[White "Bay Petersen, Ole"]
[Black "Philipsen, William Horup"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "2001"]
[PlyCount "74"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. g3 f6 4. Nc3 e5 5. dxe5 d4 6. Ne4 Qd5 7. Ned2 fxe5 8. Bg2 Nf6 9. Nb3 Bb4+ 10. Kf1 Qd8 11. Bg5 h6 12. Bxf6 Qxf6 13. a3 Bd6 14. Nbd2 Bf5 15. Nh4 Bh7 16. Ne4 Qf7 17. Nxd6+ cxd6 18. Ke1 0-0 19. Rf1 e4 20. f4 Qc4 21. f5 Rae8 22. Rf4 d5 23. Qd2 a5 24. b3 Qc5 25. Ra2 Ne5 26. b4 Qc4 27. Rb2 Bxf5 28. Nxf5 Nf3+ 29. Bxf3 g5 30. Nxh6+ Kh7 31. Rxf8 Rxf8 32. Rb3 a4 33. Qxg5 axb3 34. Qe7+ Kxh6 35. Qxf8+ Kg6 36. Qg8+ Kf6 37. Qf8+ Kg6 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.27"]
[Round "9"]
[White "Nielsen, Peter"]
[Black "Bay Petersen, Ole"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1686"]
[PlyCount "104"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. g3 b6 4. Bg2 Bb7 5. Nf3 d6 6. 0-0 Nf6 7. Re1 Nbd7 8. Nc3 a6 9. a4 Be7 10. b3 0-0 11. Bb2 d5 12. e5 Ne8 13. Ne2 g6 14. Bc1 Ng7 15. Bh6 Re8 16. Bxg7 Kxg7 17. Nf4 Kg8 18. h4 h6 19. Qe2 Bf8 20. c3 Bg7 21. d4 Rc8 22. Nd2 cxd4 23. cxd4 Rc2 24. Rac1 Qc8 25. Rxc2 Qxc2 26. Qd3 Rc8 27. Qxc2 Rxc2 28. Rd1 Nb8 29. Bf1 a5 30. Bd3 Rc3 31. Bb1 Ba6 32. Re1 Nc6 33. Kg2 Nxd4 34. Re3 Rxe3 35. fxe3 Nc6 36. h5 g5 37. Nd3 Bxd3 38. Bxd3 Nxe5 39. Bb5 Ng4 40. Kf3 f5 41. Be8 Bc3 42. Nf1 Nf6 43. Bg6 g4+ 44. Ke2 Ne4 45. Kd3 Be5 46. Be8 Kf8 47. Bg6 Ke7 48. Kc2 Bxg3 49. Nxg3 Nxg3 50. Kd3 e5 51. Kd2 Kf6 52. Ke1 Kg5 0-1

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.26"]
[Round "8"]
[White "Bay Petersen, Ole"]
[Black "Weber, Andreas"]
[Result "1/2-1/2"]
[ECO "D05"]
[BlackElo "1704"]
[PlyCount "60"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 c5 5. b3 Nc6 6. 0-0 Be7 7. Bb2 0-0 8. Nbd2 Re8 9. a3 b6 10. Ne5 Bb7 11. f4 Nxe5 12. fxe5 Ne4 13. Bxe4 dxe4 14. Qg4 Bg5 15. Nxe4 Bxe3+ 16. Kh1 Bxe4 17. Qxe4 cxd4 18. Rad1 Qd5 19. Qxd5 exd5 20. Bxd4 Bxd4 21. Rxd4 Rxe5 22. Rfd1 Rae8 23. Kg1 Kf8 24. Rxd5 Rxd5 25. Rxd5 Re2 26. c4 Re3 27. Rb5 Ke8 28. Kf2 Re6 29. c5 bxc5 30. Rxc5 Kd7 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.25"]
[Round "7"]
[White "Yilmaz, Kazim"]
[Black "Bay Petersen, Ole"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1647"]
[PlyCount "48"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bf5 5. Bd3 Bxd3 6. Qxd3 c6 7. 0-0 Nf6 8. Bg5 Be7 9. Nbd2 Nbd7 10. Rfe1 0-0 11. Ne5 Re8 12. Nxd7 Nxd7 13. Bxe7 Rxe7 14. Rxe7 Qxe7 15. Nf3 Re8 16. Kf1 Nf6 17. Re1 Ne4 18. Re2 f6 19. Nd2 Nxd2+ 20. Qxd2 Qxe2+ 21. Qxe2 Rxe2 22. Kxe2 Kf7 23. Ke3 Ke6 24. Kf4 g6 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.24"]
[Round "6"]
[White "Bay Petersen, Ole"]
[Black "Fjallheim, Benjamin Reinert"]
[Result "1-0"]
[ECO "E70"]
[BlackElo "1612"]
[PlyCount "89"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 e5 7. d5 a5 8. h3 Na6 9. Ng3 Nc5 10. Bc2 h5 11. Bg5 Qe8 12. Qd2 Kh7 13. 0-0 Ng8 14. Rae1 f6 15. Be3 h4 16. Nge2 g5 17. f3 Ne7 18. Nd1 Ng6 19. Nf2 Rf7 20. Ng4 b6 21. Kh2 Nf4 22. Nxf4 exf4 23. Bxc5 bxc5 24. e5+ f5 25. e6 Rf8 26. Nf2 Bd4 27. Nd3 c6 28. Ba4 Bb7 29. Re2 Ra6 30. e7 Rf7 31. Rfe1 Be3 32. Rxe3 fxe3 33. Qxe3 Kg6 34. f4 g4 35. hxg4 fxg4 36. Qe6+ Rf6 37. Qxg4+ Kh7 38. f5 Bc8 39. Bxc6 Rxc6 40. dxc6 Bxf5 41. Qf3 Kg7 42. Nf4 h3 43. Nh5+ Kf7 44. Nxf6 Kxf6 45. g4 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.23"]
[Round "5"]
[White "Digernes, Mikael"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1560"]
[PlyCount "91"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nd2 Nc6 4. Ngf3 d6 5. g3 Be7 6. Bg2 Nf6 7. c3 Bd7 8. 0-0 Rc8 9. Qe2 0-0 10. Re1 Ne8 11. Nf1 b5 12. Bd2 a6 13. d4 cxd4 14. cxd4 e5 15. dxe5 dxe5 16. Red1 Rc7 17. Ne3 Nf6 18. Nd5 Rb7 19. Bc3 Bd6 20. Qd3 Bb8 21. Bd2 h6 22. Be3 Re8 23. Bc5 Ba7 24. Bxa7 Rxa7 25. Qe3 Rb7 26. Rd2 Re6 27. Rad1 Qc8 28. Bh3 Nd4 29. Bxe6 Bxe6 30. Nxf6+ gxf6 31. Nxd4 exd4 32. Rxd4 Kg7 33. Rc1 Qe8 34. Qf3 Re7 35. Qd3 Bc4 36. Qe3 Re5 37. b3 Bd5 38. Rxd5 Rxe4 39. Qc3 Qe6 40. Rd3 b4 41. Qd2 Re2 42. Qxb4 Qf5 43. Qd4 Re4 44. Qd5 Re5 45. Qf3 Qe6 46. Re3 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.22"]
[Round "4"]
[White "Bay Petersen, Ole"]
[Black "Morling, Aase"]
[Result "1-0"]
[ECO "E47"]
[BlackElo "1470"]
[PlyCount "45"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 b6 6. Nge2 Bb7 7. f3 d5 8. cxd5 Nxd5 9. 0-0 Nxc3 10. bxc3 Bd6 11. e4 Nd7 12. e5 Be7 13. Qc2 g6 14. Bh6 Re8 15. Qd2 c5 16. Ng3 cxd4 17. cxd4 Bf8 18. Rad1 Bxh6 19. Qxh6 Bd5 20. Nh5 gxh5 21. Bxh7+ Kh8 22. Bg6+ Kg8 23. Qh7+ 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.21"]
[Round "2"]
[White "Bay Petersen, Ole"]
[Black "Lalla, Karol"]
[Result "0-1"]
[ECO "A83"]
[BlackElo "1534"]
[PlyCount "48"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 e6 4. e4 fxe4 5. Nxe4 Be7 6. Bd3 0-0 7. Nf3 Nxe4 8. Bxe7 Qxe7 9. Bxe4 d5 10. Bd3 b6 11. Qe2 c5 12. 0-0 c4 13. Bxc4 dxc4 14. Qxc4 Ba6 15. Qb3 Bxf1 16. Kxf1 Nc6 17. Re1 Rae8 18. d5 Na5 19. Qc3 Qf6 20. Qd3 exd5 21. Qxd5+ Kh8 22. Rxe8 Rxe8 23. c3 Qe6 24. Qb5 Qe4 0-1

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2019.07.20"]
[Round "1"]
[White "Welling, Gerard J"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2310"]
[PlyCount "45"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Nge7 6. Na3 a6 7. Nc2 Nf5 8. Bd3 g6 9. 0-0 Bd7 10. Bxf5 gxf5 11. d4 cxd4 12. Ncxd4 Be7 13. Be3 Rg8 14. b4 Nxd4 15. Bxd4 Rc8 16. a4 Rg4 17. Qd2 Rc4 18. Qe3 f6 19. exf6 Bxf6 20. Bxf6 Qxf6 21. Ne5 Qg7 22. Nxg4 Rxc3 23. Qe5 1-0

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.08.05"]
[Round "10"]
[White "Hvesser, Roar"]
[Black "Bay Petersen, Ole"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "67"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Be7 7. b3 0-0 8. Bd3 h6 9. 0-0 Qc7 10. Bb2 Bd6 11. c5 Be7 12. b4 Re8 13. Ne2 Nf8 14. a4 N6d7 15. Ng3 f5 16. b5 Nf6 17. bxc6 bxc6 18. Ne5 a5 19. Qe2 Bd7 20. Rab1 g6 21. Ba1 Reb8 22. Rxb8 Rxb8 23. Rb1 Kg7 24. Qd2 Rxb1+ 25. Bxb1 Bd8 26. Qb2 Bc8 27. Bd3 N8d7 28. Nxd7 Nxd7 29. Ne2 Bf6 30. Qb1 e5 31. g3 Kf7 32. Nc1 e4 33. Be2 g5 34. Bh5+ 1/2-1/2

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.08.04"]
[Round "9"]
[White "Bay Petersen, Ole"]
[Black "Hansen, Rasmus Agertoft"]
[Result "0-1"]
[ECO "A80"]
[BlackElo "1946"]
[PlyCount "108"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bf4 Nf6 4. h4 d6 5. e3 Be6 6. c4 c6 7. Nc3 Qa5 8. Qd2 g6 9. b4 Qd8 10. Rb1 Bg7 11. Nh3 Nbd7 12. Bg3 0-0 13. Nf4 Bf7 14. d5 Ne5 15. Ne6 Bxe6 16. Bxe5 Bd7 17. Bxf6 Bxf6 18. g3 e5 19. Bg2 Qe7 20. e4 f4 21. f3 h5 22. Qf2 Rfb8 23. Bh3 Kh7 24. Bxd7 Qxd7 25. Rd1 a5 26. dxc6 bxc6 27. b5 fxg3 28. Qxg3 cxb5 29. Nxb5 Rb6 30. Rg1 Rg8 31. a4 Qd8 32. Rh1 Be7 33. Rc1 Rc6 34. Qh3 Rg7 35. Ke2 Qg8 36. Kd3 Rf7 37. Rhf1 Rg7 38. Qd7 Rc8 39. Qa7 Qd8 40. Qa6 Qd7 41. Qxa5 Bxh4 42. Nc3 Bd8 43. Qb5 Qa7 44. Qd5 Rc5 45. Qe6 Re7 46. Qh3 Rc6 47. Nd5 Qd4+ 48. Ke2 Rb7 49. Rc2 Rxc4 50. Rd2 Rb2 51. Qd7+ Kh6 52. Rfd1 Bg5 53. Rxb2 Qxb2+ 54. Ke1 Bh4+ 0-1

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.08.03"]
[Round "8"]
[White "Stolberg Rohr, Thomine"]
[Black "Bay Petersen, Ole"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1991"]
[PlyCount "48"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Bd3 Nf6 6. f3 Nbd7 7. Nge2 a6 8. Qd2 h5 9. 0-0-0 b5 10. Nf4 Nb6 11. e5 Nfd5 12. Ncxd5 Nxd5 13. e6 Bxe6 14. Nxe6 fxe6 15. Bxg6+ Kd7 16. Rhe1 Qf8 17. Bg5 h4 18. Qe2 Qg8 19. g3 hxg3 20. hxg3 Bh6 21. Bxh6 Qxg6 22. Bd2 Rh3 23. g4 Rf8 24. Rf1 Qf6 1/2-1/2

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.08.02"]
[Round "7"]
[White "Wadtland, Flemming"]
[Black "Bay Petersen, Ole"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1612"]
[PlyCount "51"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 Nf6 3. d4 e6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 0-0 7. Bg5 d6 8. Qb3 b6 9. g3 Bb7 10. Bg2 Qe8 11. Bf4 Nc6 12. 0-0 Na5 13. Qa2 Ne4 14. Rac1 Rc8 15. Rfd1 Qe7 16. Rd3 Ba6 17. Nd2 Nxd2 18. Rxd2 Bxc4 19. Qb2 g5 20. Bxg5 Qxg5 21. f4 Qg6 22. e3 Nb3 23. d5 Nxc1 24. Qxc1 Bxd5 25. Bxd5 exd5 26. Rxd5 0-1

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.08.01"]
[Round "6"]
[White "Bay Petersen, Ole"]
[Black "Henninger, Holger"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "109"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 0-0 5. Bd3 d6 6. Nbd2 Nbd7 7. c3 Re8 8. 0-0 e5 9. Qc2 b6 10. d5 Bb7 11. e4 a6 12. Nb3 c6 13. c4 Qc7 14. Qd2 a5 15. a4 Ba6 16. Rfc1 Nc5 17. Nxc5 dxc5 18. b3 Rad8 19. Re1 Rd7 20. Rac1 cxd5 21. cxd5 Bxd3 22. Qxd3 h6 23. Bxf6 Bxf6 24. h4 Qd8 25. g3 Bg7 26. Nd2 Bf8 27. Nc4 Kg7 28. Kg2 Bd6 29. Rf1 f5 30. Rce1 Rf7 31. h5 f4 32. hxg6 f3+ 33. Kh2 Rf6 34. Ne3 Kxg6 35. Nf5 Kh7 36. Qxf3 Rg8 37. Kg2 Rg5 38. Rh1 Qd7 39. Qe3 Rfxf5 40. exf5 Qxf5 41. Qe4 Kg6 42. Rh4 h5 43. Qxf5+ Kxf5 44. Ree4 Kg6 45. Kf3 Rf5+ 46. Ke2 Be7 47. Rh1 Bd6 48. f3 Kg5 49. Rxh5+ Kxh5 50. g4+ Kg5 51. gxf5 Kxf5 52. Kd3 Kf6 53. Kc4 Ke7 54. Kb5 Bc7 55. Kc6 1-0

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.07.31"]
[Round "5"]
[White "Bay Petersen, Ole"]
[Black "Pedersen, Kim Michael"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "80"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bf4 Nd7 5. Nbd2 Ndf6 6. Nxe4 dxe4 7. Ne5 g6 8. e3 Bg7 9. Bb5+ Nd7 10. 0-0 0-0 11. Bxd7 Bxd7 12. c4 c6 13. Qc2 f5 14. Qb3 Qc8 15. Rac1 e6 16. c5 Bxe5 17. Bxe5 a5 18. Rc4 Ra6 19. a4 Be8 20. Rb1 Bf7 21. Qc3 Qd7 22. b4 Rfa8 23. b5 R6a7 24. g3 Be8 25. bxc6 bxc6 26. Qb2 Qd5 27. Rc3 Bd7 28. Rb3 Bc8 29. h4 h5 30. Rb8 Rxb8 31. Qxb8 Qd7 32. Rb6 Kf7 33. Bh8 Rb7 34. Qe5 Kg8 35. Ra6 Rb1+ 36. Kg2 Bxa6 37. Qf6 Qf7 38. Qd8+ Qf8 39. Qxa5 Bf1+ 40. Kh2 Kxh8 0-1

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.07.30"]
[Round "4"]
[White "Lilja, Richard"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2136"]
[PlyCount "135"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. g3 d6 5. Bg2 Be7 6. 0-0 Nf6 7. Re1 Qc7 8. Nc3 a6 9. Bf4 e5 10. Bg5 Be6 11. h3 h6 12. Bxf6 Bxf6 13. Nd5 Bxd5 14. exd5 Ne7 15. Nd2 g6 16. c4 0-0 17. h4 Bg7 18. Bh3 f5 19. Rb1 Kh7 20. b4 cxb4 21. Rxb4 f4 22. g4 Bf6 23. Nf3 g5 24. h5 Rab8 25. Qb1 Kg8 26. a4 b6 27. Nd2 Kf7 28. Bg2 Rg8 29. Ne4 Bg7 30. Qb2 Rgd8 31. Rb1 Qd7 32. Bf3 b5 33. axb5 axb5 34. Qc2 Rdc8 35. Qd2 Rc7 36. Rxb5 Ra8 37. Qb4 Nc8 38. Rb8 Ra4 39. Qb3 Ke7 40. Bd1 Rca7 41. Rb7 Rxb7 42. Qxb7 Ra7 43. Qxd7+ Kxd7 44. Kf1 Bf8 45. Rb2 Be7 46. Ke2 Kc7 47. Nc3 Kd7 48. Ba4+ Kd8 49. Kf3 Ra6 50. Rb7 Nb6 51. Bb5 Ra3 52. Rxb6 Rxc3 53. Rb7 Rxd3+ 54. Ke4 Rd4+ 55. Kf5 e4 56. Rd7+ Ke8 57. Ke6 Kf8 58. Rxe7 e3 59. Re8+ Kg7 60. Kxd6 exf2 61. c5 Rb4 62. Re7+ Kf6 63. Re6+ Kg7 64. Re2 Rxb5 65. Rxf2 Kf7 66. c6 Ke8 67. Re2+ Kf8 68. c7 1-0

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.07.29"]
[Round "3"]
[White "Bay Petersen, Ole"]
[Black "Skjolas, Erling Dyrhaug"]
[Result "1-0"]
[ECO "D05"]
[BlackElo "1581"]
[PlyCount "59"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. e3 Nf6 4. Bd3 c5 5. b3 cxd4 6. exd4 Nc6 7. Bb2 Bd6 8. 0-0 0-0 9. a3 Re8 10. Ne5 Qc7 11. Re1 Nd7 12. Bxh7+ Kf8 13. f4 Ndxe5 14. fxe5 Be7 15. Rf1 Bg5 16. Bg6 Re7 17. Qh5 Bh6 18. a4 Ke8 19. Bd3 Be3+ 20. Kh1 Bxd4 21. Bxd4 Nxd4 22. Na3 a6 23. Qh8+ Kd7 24. Qxg7 Nc6 25. Rxf7 Rxf7 26. Qxf7+ Ne7 27. Qg7 Qc3 28. Rb1 b6 29. Nb5 Bb7 30. Nxc3 1-0

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.07.29"]
[Round "2"]
[White "Sivaranjan, Aschmirthan"]
[Black "Bay Petersen, Ole"]
[Result "1-0"]
[ECO "B28"]
[PlyCount "44"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. c3 a6 4. Nf3 Qc7 5. Be3 Nf6 6. Nbd2 b6 7. b3 Bb7 8. Bd3 Nc6 9. h3 d6 10. Qc2 Rc8 11. Rc1 h6 12. Bf4 Qd8 13. Qd1 Be7 14. 0-0 0-0 15. Qe2 cxd4 16. cxd4 b5 17. Qe3 Nh7 18. e5 f5 19. exd6 Bf6 20. Qxe6+ Rf7 21. Qxf5 g5 22. Bg3 Bg7 1-0

[Event "Politiken Cup 34th"]
[Site "Helsingor"]
[Date "2012.07.28"]
[Round "1"]
[White "Bay Petersen, Ole"]
[Black "Nilsen, Joachim Birger"]
[Result "0-1"]
[ECO "E32"]
[BlackElo "2215"]
[PlyCount "66"]
[EventDate "2012.07.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. e3 Bb7 8. f3 c5 9. dxc5 bxc5 10. Bd3 a5 11. b3 Qe7 12. Bb2 Nc6 13. Ne2 a4 14. Nc1 axb3 15. Nxb3 d6 16. 0-0 Ne5 17. Be2 Qc7 18. f4 Ne4 19. Qc2 Nd7 20. Nd2 f5 21. Nxe4 Bxe4 22. Qc3 Nb6 23. Bd1 Rfb8 24. Rf2 Na4 25. Bxa4 Rxa4 26. Rd1 d5 27. cxd5 exd5 28. Qc1 Rb3 29. Rfd2 Rc4 30. Qxc4 dxc4 31. Rd8+ Kf7 32. R8d7+ Qxd7 33. Rxd7+ Ke6 0-1

