[Event "NED-chT 2324"]
[Site "Netherlands"]
[Date "2023.09.16"]
[Round "1.5"]
[White "Van Kerkhof, David"]
[Black "Agter, Frank"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2367"]
[BlackElo "2229"]
[PlyCount "119"]
[EventDate "2023.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres"]
[BlackTeam "De Waagtoren"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Bc4 Nxc3 9. Qb3 Nd5 10. Bxd5 e6 11. Bxc6+ bxc6 12. 0-0 Qd5 13. Be3 f6 14. Nd2 Kf7 15. f3 Be7 16. Rfc1 Bd7 17. Qc3 Rhd8 18. Ne4 Rab8 19. Rc2 Be8 20. Qe1 Kg8 21. b3 e5 22. dxe5 Qxe5 23. Bxa7 Rb7 24. Bf2 Ra8 25. Rd1 Bb4 26. Qf1 Be7 27. Bd4 Qf5 28. Re1 Rb5 29. Qf2 Rd5 30. Rce2 Bf7 31. Kh1 Rad8 32. Bc5 Re8 33. Qh4 Re5 34. Bd4 g5 35. Qh6 Re6 36. Nxf6+ Bxf6 37. Bxf6 Qg6 38. Qxg6+ hxg6 39. Rxe6 Rxe6 40. Rxe6 Bxe6 41. Bxg5 Kf7 42. g4 Bd5 43. Kg2 Ke6 44. Kf2 Ke5 45. Ke3 Be6 46. Bh6 Bd5 47. Bg7+ Kd6 48. Kf4 Ke6 49. Bc3 Kd6 50. h3 Ke6 51. Kg5 Kf7 52. f4 Bg2 53. h4 Be4 54. b4 Ke6 55. a4 Bd3 56. Bd4 Kf7 57. f5 gxf5 58. gxf5 Bc2 59. Be5 Bd3 60. h5 1-0

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.08.20"]
[Round "9"]
[White "Lopez, Jasel"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2390"]
[BlackElo "2352"]
[PlyCount "62"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c5 3. c4 e6 4. cxd5 exd5 5. Nc3 Nf6 6. Bg5 Be6 7. g3 Nc6 8. Bg2 h6 9. Be3 c4 10. Ne5 Bb4 11. 0-0 0-0 12. f4 Bf5 13. h3 Bxc3 14. bxc3 Be4 15. Bf3 Bxf3 16. exf3 Nd7 17. Qa4 Ndxe5 18. dxe5 Qd7 19. g4 Nxe5 20. Qxd7 Nxd7 21. Rfd1 Nb6 22. a4 Rad8 23. a5 Nc8 24. Rab1 Rd7 25. Rb5 Rfd8 26. Rdb1 b6 27. axb6 Nxb6 28. Bxb6 axb6 29. Rxb6 d4 30. cxd4 Rxd4 31. Rb8 Rxb8 1/2-1/2

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.08.19"]
[Round "8"]
[White "Van Kerkhof, David"]
[Black "Abdulla, Murad"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2352"]
[BlackElo "2309"]
[PlyCount "121"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Bg7 5. d4 b6 6. d5 Nb8 7. e4 d6 8. h3 Nf6 9. Bf4 0-0 10. Be2 Ne8 11. Qd2 Nd7 12. 0-0 Ne5 13. Ne1 e6 14. Bh2 exd5 15. cxd5 f5 16. f4 Nf7 17. Bf3 Rb8 18. Nd3 fxe4 19. Nxe4 b5 20. Rae1 Nc7 21. Ng5 Nxg5 22. fxg5 Rb6 23. h4 b4 24. Be4 Nb5 25. h5 Bf5 26. Bxf5 gxf5 27. Kh1 Nd4 28. h6 Bh8 29. Re3 Rb7 30. Rfe1 Rbf7 31. Nf4 Qa8 32. Qf2 Be5 33. Rxe5 dxe5 34. Rxe5 Re8 35. Qe3 Rxe5 36. Qxe5 Qd8 37. d6 Qxg5 38. Qxc5 Qf6 39. Nd5 Qxh6 40. Qxd4 Qc1+ 41. Bg1 Qh6+ 42. Bh2 Qc1+ 43. Qg1 Qd2 44. Ne7+ Kf8 45. Qxa7 Qd1+ 46. Qg1 Qd2 47. Nc6 f4 48. Nd4 Rf6 49. d7 Ke7 50. Nf3 Qxd7 51. Qe1+ Kd8 52. Qxb4 Qd1+ 53. Ng1 Qd5 54. Bxf4 Ke8 55. Nf3 Qxa2 56. Qb8+ Kf7 57. Ne5+ Ke7 58. Qc7+ Ke8 59. Qd7+ Kf8 60. Qd8+ Kg7 61. Qe7+ 1-0

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.08.19"]
[Round "7"]
[White "Van Kerkhof, David"]
[Black "Floor, Dirk"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2352"]
[BlackElo "2171"]
[PlyCount "121"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c6 3. g3 d5 4. Bg2 g6 5. Qa4 Nbd7 6. cxd5 Nb6 7. Qh4 cxd5 8. Nc3 Bg7 9. d3 h6 10. h3 Bf5 11. 0-0 g5 12. Qb4 a5 13. Qb3 a4 14. Qb4 0-0 15. e4 Bc8 16. Be3 Nfd7 17. e5 Ra6 18. Bd4 Nb8 19. Rfe1 Nc6 20. Qa3 Nxd4 21. Nxd4 e6 22. Re2 Nd7 23. Rae1 Re8 24. Ncb5 Bf8 25. Qc3 Nc5 26. b4 axb3 27. axb3 Bd7 28. Nd6 Rxd6 29. exd6 Bxd6 30. Bxd5 exd5 31. Nf5 Bf8 32. Rxe8 Bxe8 33. Nxh6+ Bxh6 34. Qxc5 Bf8 35. Qc1 Bd6 36. Rxe8+ Qxe8 37. Qxg5+ Kf8 38. Qxd5 Qe7 39. h4 b6 40. Kg2 Qf6 41. d4 Bb4 42. Qe5 Qe6 43. Qxe6 fxe6 44. Kf3 Bc3 45. Ke4 Be1 46. Ke3 Ke7 47. g4 Kf6 48. h5 Kg5 49. f3 Bb4 50. Ke4 Bd6 51. d5 e5 52. h6 Kxh6 53. Kf5 Bb8 54. Kf6 Kh7 55. Kf7 Kh6 56. Kf6 Kh7 57. Ke6 Kg6 58. d6 b5 59. Kxe5 Ba7 60. Ke6 Kg5 61. d7 1-0

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.08.17"]
[Round "6"]
[White "Kerigan, Demre"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2352"]
[BlackElo "2352"]
[PlyCount "57"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c5 5. 0-0 Nc6 6. b3 Be7 7. e3 0-0 8. Bb2 b6 9. Qe2 Ba6 10. Nc3 Rc8 11. Nb5 Qd7 12. Rfd1 Rfd8 13. d4 cxd4 14. exd4 Ne4 15. Ne5 Nxe5 16. dxe5 Bxb5 17. Bxe4 Bc6 18. Rac1 Qb7 19. cxd5 Bxd5 20. Rxc8 Qxc8 21. Bxd5 Rxd5 22. Rxd5 exd5 23. Qb5 Qc2 24. Qe8+ Bf8 25. Ba3 Qb1+ 26. Kg2 Qe4+ 27. Kg1 Qb1+ 28. Kg2 Qe4+ 29. Kg1 1/2-1/2

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.08.10"]
[Round "5"]
[White "Van Kerkhof, David"]
[Black "Grutter, Tim"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "2352"]
[BlackElo "2349"]
[PlyCount "36"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 c6 5. Qa4 Qe7 6. Qc2 b5 7. Ngxe4 Nxe4 8. Nxe4 bxc4 9. b3 d5 10. Ng3 h5 11. Bb2 Na6 12. a3 h4 13. Nf5 Bxf5 14. Qxf5 cxb3 15. Rc1 Nc5 16. d4 Na4 17. Rxc6 Nxb2 18. e3 Qe4 0-1

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.08.03"]
[Round "4"]
[White "Dorokhin, Mykhailo"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2363"]
[BlackElo "2352"]
[PlyCount "153"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. 0-0 cxd4 6. Nxd4 Bc5 7. Nb3 Bb6 8. c4 Nge7 9. cxd5 exd5 10. Nc3 d4 11. Na4 0-0 12. Nxb6 axb6 13. e3 d3 14. Bd2 Nd5 15. Nc1 Ne5 16. e4 Ne7 17. Bc3 N7c6 18. f4 Bg4 19. Qb3 Be6 20. Qd1 Bg4 21. Qb3 Nd4 22. Qd5 Ne2+ 23. Nxe2 dxe2 24. Qxe5 exf1Q+ 25. Rxf1 f6 26. Qb5 Kh8 27. e5 Bd7 28. Qb3 fxe5 29. Bxe5 Bc6 30. Rd1 Qe8 31. Qxb6 Qh5 32. Qd4 Qg4 33. Bxc6 bxc6 34. a3 Qg6 35. Qd7 Rf7 36. Qd6 Qe4 37. Qd3 Qa4 38. Rc1 Re8 39. Kg2 c5 40. Rd1 Rfe7 41. Rd2 c4 42. Qd4 h6 43. h4 Kh7 44. Qe4+ Kg8 45. Kh2 Rd7 46. Rc2 Rc8 47. Re2 Re8 48. Qg6 Qa8 49. Rc2 Rc8 50. Qe6+ Rf7 51. Rd2 Rd8 52. Rxd8+ Qxd8 53. Qxc4 Qd2+ 54. Kh3 Qd7+ 55. Kg2 Kh8 56. Kf3 Qd1+ 57. Qe2 Qh1+ 58. Kg4 Kh7 59. h5 Qb1 60. a4 Qf5+ 61. Kh4 Qb1 62. a5 Rf5 63. Kg4 Rxh5 64. a6 Rh1 65. a7 Re1 66. Qxe1 Qxe1 67. a8Q Qd1+ 68. Kh4 g5+ 69. fxg5 hxg5+ 70. Kxg5 Qh5+ 71. Kf6 Qg5+ 72. Ke6 Qg6+ 73. Ke7 Qg5+ 74. Kd6 Qg6+ 75. Kc5 Qc2+ 76. Bc3 Qf2+ 77. Kb4 1-0

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.07.27"]
[Round "3"]
[White "Van Kerkhof, David"]
[Black "Pham, Khoi"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2352"]
[BlackElo "2361"]
[PlyCount "138"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4 5. 0-0 Nbd7 6. Na3 Nb6 7. Ne5 Be6 8. Qc2 h5 9. Naxc4 Nxc4 10. Nxc4 h4 11. Ne5 hxg3 12. hxg3 Qd4 13. Qc3 Rd8 14. Qxd4 Rxd4 15. d3 Ng4 16. Nxg4 Bxg4 17. Be3 Rb4 18. f3 Bc8 19. b3 a5 20. Rfc1 e5 21. Rc4 Be6 22. Rxb4 axb4 23. Rc1 Bd6 24. Bc5 Kd7 25. f4 Ra8 26. Bxd6 Kxd6 27. Rc2 Ra5 28. Kf2 f6 29. e3 Ra7 30. Bf3 c5 31. e4 b5 32. Be2 Kc6 33. Bf1 Ra8 34. Ke3 Rh8 35. Bg2 Rh2 36. f5 Bf7 37. Kf2 c4 38. Kg1 Rh8 39. dxc4 bxc4 40. bxc4 Rd8 41. Kf2 Kc5 42. Bf1 Rd4 43. Kf3 g5 44. fxg6 Bxg6 45. Rf2 Bxe4+ 46. Ke3 f5 47. Bh3 Rd3+ 48. Ke2 Rxg3 49. Bxf5 Bxf5 50. Rxf5 Kd4 51. Kd1 Rc3 52. Rf2 Kxc4 53. Re2 Kd4 54. Rb2 Kc4 55. Re2 Rd3+ 56. Kc1 Kd5 57. Rb2 Rd4 58. Rb3 e4 59. a3 bxa3 60. Rxa3 Ke5 61. Kc2 Kf4 62. Rh3 Rd8 63. Kc3 e3 64. Rh7 e2 65. Rf7+ Ke3 66. Re7+ Kf2 67. Rf7+ Ke1 68. Kc2 Rc8+ 69. Kb2 Rc5 0-1

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.07.09"]
[Round "2"]
[White "Van de Griendt, Jan Willem"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2374"]
[BlackElo "2352"]
[PlyCount "45"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. dxc5 Nf6 4. c4 e6 5. cxd5 Bxc5 6. Nc3 exd5 7. e3 0-0 8. Be2 Nc6 9. 0-0 Re8 10. Na4 Bd6 11. b3 Bg4 12. Bb2 Qe7 13. h3 Be6 14. Rc1 Rad8 15. Nd4 Ne4 16. Bg4 Nxd4 17. Qxd4 f5 18. Bf3 Qg5 19. Rc2 Bf7 20. b4 f4 21. exf4 Bxf4 22. Bc1 Nd2 23. Bxd2 1-0

[Event "Utrecht"]
[Site "Utrecht"]
[Date "2023.07.08"]
[Round "1"]
[White "Van Kerkhof, David"]
[Black "Lombaers, Peter"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2352"]
[BlackElo "2372"]
[PlyCount "71"]
[EventDate "2023.07.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4 7. 0-0 Nge7 8. Bg5 Bxc3 9. bxc3 Qc7 10. Qd2 Ng6 11. Bb3 0-0 12. Rad1 b6 13. Rfe1 Na5 14. h4 f6 15. Be3 Nc4 16. Bxc4 Qxc4 17. h5 Ne7 18. Bf4 Rf7 19. h6 Ng6 20. Bd6 Bb7 21. Nd4 Rc8 22. hxg7 Rxg7 23. Re3 Kh8 24. Rde1 Rcg8 25. Rg3 Ne5 26. Qf4 Rxg3 27. Qxf6+ R3g7 28. Bxe5 Qc5 29. Nf3 Qf8 30. Qh6 Qxf3 31. Bxg7+ Rxg7 32. Qxg7+ Kxg7 33. gxf3 Kf6 34. f4 d5 35. f3 dxe4 36. fxe4 1-0

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.04.22"]
[Round "9.6"]
[White "Van Kerkhof, David"]
[Black "Van Roon, Sjoerd"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2385"]
[BlackElo "2309"]
[PlyCount "53"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres"]
[BlackTeam "De Stukkenjagers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 0-0 6. Nd5 Be7 7. a3 d6 8. Nxe7+ Qxe7 9. b4 e4 10. b5 Ne5 11. Nxe5 dxe5 12. a4 Rd8 13. Ba3 Qe8 14. Be2 Bf5 15. 0-0 b6 16. Qc3 c5 17. Bb2 Rd6 18. f4 exf3 19. Bxf3 Ne4 20. Qxe5 Qxe5 21. Bxe5 Rxd2 22. a5 Rc8 23. axb6 axb6 24. Ra7 Rc2 25. Rxf7 Kxf7 26. Bxe4 Rc1 27. Bd5+ 1-0

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.04.01"]
[Round "8.2"]
[White "Michiels, Bart"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2549"]
[BlackElo "2385"]
[PlyCount "79"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Paul Keres"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 g6 5. cxb5 a6 6. e3 Bg7 7. Nc3 0-0 8. a4 Bb7 9. Ra3 e6 10. dxe6 fxe6 11. Be2 axb5 12. axb5 Rxa3 13. bxa3 Qa5 14. Qd2 Ng4 15. Bb2 Qa8 16. e4 d5 17. 0-0 Bh6 18. Ng5 Nf6 19. f4 d4 20. Nxe6 Nbd7 21. Bc4 Kh8 22. Nxf8 Qxf8 23. Nd5 Nxe4 24. Qe2 Nd6 25. Ba2 Bg7 26. Nc7 Be4 27. Ne6 Qf5 28. Nxg7 Kxg7 29. a4 Kf8 30. g4 Qf6 31. a5 Qd8 32. b6 Qa8 33. Be6 Qxa5 34. Bxd7 Qxb6 35. f5 g5 36. f6 c4 37. Qf2 c3 38. Bxc3 Qc7 39. Bb4 Qxd7 40. Qg3 1-0

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.03.11"]
[Round "7.2"]
[White "Van Kerkhof, David"]
[Black "Swinkels, Robin"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2381"]
[BlackElo "2514"]
[PlyCount "52"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 d5 2. c4 e6 3. g3 dxc4 4. Qa4+ Nd7 5. Bg2 a6 6. Qxc4 b5 7. Qb3 Bb7 8. 0-0 Ngf6 9. Nc3 Be7 10. d3 0-0 11. a4 b4 12. Nb1 a5 13. Nbd2 Nd5 14. Rd1 c5 15. Qc2 h6 16. h4 Qb6 17. e4 N5f6 18. Nc4 Qa6 19. Bf4 Rac8 20. Qe2 Rfd8 21. Rac1 Nb6 22. Nfe5 Nxc4 23. Nxc4 Nd7 24. Qh5 Nf6 25. Qe2 Nd7 26. Qh5 Nf6 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2022.12.17"]
[Round "5.3"]
[White "Ikonnikov, Vyacheslav"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2490"]
[BlackElo "2363"]
[PlyCount "71"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Sas van Gent"]
[BlackTeam "Paul Keres"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 Ne4 5. Bh4 Bb7 6. e3 g6 7. c3 Qb6 8. Qd3 f5 9. Qxb5 Bxd5 10. Nbd2 Nxd2 11. Kxd2 Bg7 12. Qxb6 axb6 13. a4 h6 14. Bg3 d6 15. Bb5+ Kf7 16. Ke2 Na6 17. Rhd1 Bb3 18. Rdc1 Bd5 19. Rd1 Bb3 20. Rg1 Nc7 21. Nd2 Nxb5 22. Nxb3 Nc7 23. Nd2 Ra6 24. Ra3 b5 25. Rga1 b4 26. Rb3 bxc3 27. bxc3 Rha8 28. Kd3 Rxa4 29. Rxa4 Rxa4 30. Bxd6 exd6 31. Rb7 Ra3 32. Rxc7+ Kg8 33. Rc8+ Kf7 34. Rc7+ Kg8 35. Rc8+ Kf7 36. Rc7+ 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2022.10.08"]
[Round "2.1"]
[White "Van Kerkhof, David"]
[Black "Pruijssers, Roeland"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2378"]
[BlackElo "2547"]
[PlyCount "121"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres"]
[BlackTeam "Apeldoorn Amevo"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 d4 5. 0-0 Be7 6. b4 0-0 7. Bb2 d3 8. exd3 Bxb4 9. d4 Nc6 10. Qb3 Be7 11. Qe3 Ng4 12. Qf4 f5 13. d3 Bf6 14. Na3 Rb8 15. Rfe1 Kh8 16. Rad1 a6 17. Nc2 b5 18. Bc3 a5 19. Qd2 b4 20. Ba1 Rb6 21. Ne5 Ncxe5 22. dxe5 Be7 23. d4 Ba6 24. h3 Nh6 25. Ne3 f4 26. gxf4 Rxf4 27. d5 Nf5 28. Nxf5 Rxf5 29. Re4 Bb7 30. Rg4 h5 31. Rg3 Bh4 32. Be4 Bxg3 33. Bxf5 Bxe5 34. Bxe5 exf5 35. d6 Kh7 36. Qf4 Be4 37. Qg3 g5 38. d7 f4 39. Bxc7 Qxc7 40. Qxg5 Rg6 41. Qxg6+ Kxg6 42. d8Q Qxd8 43. Rxd8 Kf5 44. c5 Bf3 45. Rd6 Ke5 46. Ra6 h4 47. Rxa5 Kd5 48. Kf1 Kc6 49. Ke1 Bg2 50. Ke2 Bxh3 51. Kf3 Bd7 52. Kxf4 Kb7 53. Ke3 Bc6 54. Kf4 Bd7 55. Kf3 Kc6 56. Ke3 Kd5 57. f3 Kc6 58. f4 Bg4 59. Kd4 Bc8 60. Ra4 Kb5 61. Ra8 1-0

[Event "NED-chT Promotion Meesterklasse"]
[Site "Netherlands"]
[Date "2021.06.26"]
[Round "1.1"]
[White "Hausrath, Daniel"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2480"]
[BlackElo "2366"]
[PlyCount "51"]
[EventDate "2021.06.26"]
[EventType "team-match"]
[EventRounds "1"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Zuid Limburg"]
[BlackTeam "Paul Keres"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Bc4 Nb6 9. Bb3 Bg7 10. d5 Na5 11. Ba4+ Bd7 12. Bxd7+ Qxd7 13. 0-0 0-0 14. Re1 Rad8 15. Qe2 Nxd5 16. Nxd5 Qxd5 17. Qxe7 Nc4 18. Rb1 Rd7 19. Qh4 Qf5 20. Bh6 Bxh6 21. Qxh6 Rfd8 22. Ng5 f6 23. Ne4 Nd2 24. Nxd2 Rxd2 25. Qe3 Qxb1 26. Qb3+ 1-0

[Event "NED-ch blitz 5th"]
[Site "Amstelveen"]
[Date "2019.11.30"]
[Round "20"]
[White "Pruijssers, Roeland"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2557"]
[BlackElo "2370"]
[PlyCount "40"]
[EventDate "2019.11.30"]
[EventType "swiss (blitz)"]
[EventRounds "30"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 d6 7. a4 Kh8 8. Nc3 Bg4 9. h3 Bh5 10. Be3 Nd4 11. Bxd4 exd4 12. Nb1 c6 13. Nbd2 d5 14. exd5 Nxd5 15. Bxd5 cxd5 16. g4 Bg6 17. Nxd4 Bf6 18. N2f3 Qb6 19. c3 Rfe8 20. Qd2 Rxe1+ 1-0

[Event "NED-ch blitz 5th"]
[Site "Amstelveen"]
[Date "2019.11.30"]
[Round "19"]
[White "Van Kerkhof, David"]
[Black "Pruijssers, Roeland"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2370"]
[BlackElo "2557"]
[PlyCount "102"]
[EventDate "2019.11.30"]
[EventType "swiss (blitz)"]
[EventRounds "30"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. Nge2 e6 7. 0-0 Nbd7 8. f3 Bf5 9. Ng3 Bg6 10. f4 0-0-0 11. Kh1 h5 12. f5 exf5 13. Qf3 h4 14. Nxf5 h3 15. gxh3 Bb4 16. a3 Bxc3 17. bxc3 Kb8 18. Rb1 Nb6 19. Bd3 Qxc3 20. Bb2 Qa5 21. Nxg7 Nfd5 22. c4 Bxd3 23. Qxd3 Qa6 24. Rxf7 Nxc4 25. Bc1 Qc6 26. Qf3 Nd6 27. Bg5 Nxf7 28. Bxd8 Nxd8 29. Nf5 Ka8 30. Ng3 Re8 31. Kg1 Qd6 32. h4 Nc6 33. Qg4 Qe7 34. h5 Qe3+ 35. Kg2 Nxd4 36. h6 Nf4+ 37. Kh1 Qd2 38. Nf1 Qf2 39. Qg3 Qxg3 40. hxg3 Nfe6 41. Re1 Rh8 42. Kg2 Rxh6 43. Ne3 Kb8 44. Ng4 Rh8 45. Ne5 Kc8 46. g4 Rg8 47. Kg3 c5 48. Nc4 Kc7 49. Re5 b5 50. Ne3 Rg6 51. Kh4 Nf3+ 0-1

[Event "NED-ch blitz 5th"]
[Site "Amstelveen"]
[Date "2019.11.30"]
[Round "26"]
[White "Van Kerkhof, David"]
[Black "Warmerdam, Max"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2370"]
[BlackElo "2501"]
[PlyCount "78"]
[EventDate "2019.11.30"]
[EventType "swiss (blitz)"]
[EventRounds "30"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 Be6 10. Qe2 b5 11. Bb3 Nc6 12. Rfd1 Na5 13. Nxe5 Qc7 14. Nf3 Nxb3 15. cxb3 Qb7 16. Qd3 b4 17. Nd5 Nxd5 18. exd5 Bg4 19. Bf4 a5 20. h3 Bh5 21. Re1 Bf6 22. Re2 Qb6 23. Rae1 a4 24. bxa4 Rxa4 25. b3 Raa8 26. Qe3 Qa6 27. Rc2 Bc3 28. Rxc3 bxc3 29. Qxc3 Rfc8 30. Qe3 Qb5 31. Bxd6 Re8 32. Qd2 Bxf3 33. Rxe8+ Rxe8 34. gxf3 Rd8 35. Be7 Rxd5 36. Qf4 h6 37. Kg2 Re5 38. Bd6 Rg5+ 39. Kh2 Qf1 0-1

[Event "NED-ch blitz 5th"]
[Site "Amstelveen"]
[Date "2019.11.30"]
[Round "25"]
[White "Warmerdam, Max"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "2501"]
[BlackElo "2370"]
[PlyCount "55"]
[EventDate "2019.11.30"]
[EventType "swiss (blitz)"]
[EventRounds "30"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Bxc6 bxc6 8. Nxe5 0-0 9. Nc3 d6 10. Nd3 Bd4 11. Qe1 Qe8 12. Be3 Bxc3 13. Qxc3 Nxe4 14. Qd4 Kh8 15. Rae1 c5 16. Qd5 Rb8 17. Qc4 Qc6 18. a4 Ba6 19. Qa2 Bb7 20. f3 Nf6 21. Bf2 Nd5 22. Re4 Ba6 23. Rfe1 c4 24. Nc1 Nb4 25. Qb1 Qxa4 26. c3 Nd3 27. Nxd3 cxd3 28. Rxa4 1-0

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.02"]
[Round "5"]
[White "Van Kerkhof, David"]
[Black "Meng, Roger"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2376"]
[BlackElo "2443"]
[PlyCount "50"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Qe2 Bg4 10. Be3 Ncb4 11. Be4 Nxe3 12. Qxe3 f5 13. exf6 exf6 14. a3 f5 15. axb4 fxe4 16. Nxe4 Qe7 17. 0-0 Qxb4 18. c3 Qb6 19. Qxb6 axb6 20. Ne5 Be6 21. Rxa8 Rxa8 22. Rd1 Bf5 23. Ng3 Be6 24. Ne4 Bf5 25. Ng3 Be6 1/2-1/2

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.02"]
[Round "6"]
[White "Van Kerkhof, David"]
[Black "Tabak, Stefan"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2376"]
[BlackElo "2178"]
[PlyCount "84"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. c4 Nxd5 10. exd5 Nd4 11. cxb5 Bd7 12. Bd3 Be7 13. 0-0 axb5 14. Be3 Nf5 15. Bxf5 Bxf5 16. Nxb5 0-0 17. a4 Bd7 18. b3 f5 19. f3 f4 20. Bf2 Rf6 21. Na7 Qe8 22. Nc6 Rh6 23. Nxe7+ Qxe7 24. Qe2 Qf7 25. Rfd1 Qh5 26. Kf1 Qxh2 27. Rd2 Rg6 28. Bg1 Qh1 29. b4 Rxg2 30. Qxg2 Bh3 31. b5 Bxg2+ 32. Rxg2 Qh3 33. Bf2 Qxf3 34. Kg1 Qxd5 35. b6 e4 36. Rb1 e3 37. Bh4 Qe4 38. Rgb2 f3 39. b7 Rb8 40. Bg3 f2+ 41. Kf1 Qf3 42. Bxd6 Rxb7 0-1

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.01"]
[Round "4"]
[White "Arnaudov, Petar G"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2482"]
[BlackElo "2376"]
[PlyCount "124"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 c5 2. c3 g6 3. d4 Bg7 4. Bf4 Nf6 5. e3 b6 6. dxc5 bxc5 7. e4 Bb7 8. e5 Nd5 9. Bg3 0-0 10. Nbd2 d6 11. exd6 exd6 12. Be2 f5 13. Qb3 Qb6 14. 0-0-0 Nd7 15. Bb5 Bc6 16. a4 a6 17. Nc4 axb5 18. Nxb6 N7xb6 19. Bxd6 c4 20. Qa3 Bh6+ 21. Kb1 Rxa4 22. Bxf8 Bxf8 23. Qxa4 bxa4 24. Ne5 Bb7 25. Kc2 Bc5 26. Rd2 Kg7 27. Rhd1 Kf6 28. Rxd5 Bxd5 29. Rxd5 Nxd5 30. Nd7+ Ke7 31. Nxc5 Nb6 32. Nb7 Kd7 33. Kd2 Kc7 34. Na5 Kd6 35. Ke3 Kd5 36. Nb7 Nd7 37. f4 Nf6 38. h3 Ne4 39. Ke2 Nxc3+ 40. Kd2 Nb5 41. Nd8 c3+ 42. bxc3 a3 43. Kc2 a2 44. Kb2 Nxc3 45. g4 h5 46. gxf5 gxf5 47. h4 Ke4 48. Ne6 Kf3 49. Ng7 Kg4 50. Ka1 Kxh4 51. Nxf5+ Kg4 52. Ne3+ Kxf4 53. Ng2+ Kg3 54. Ne3 h4 55. Nf5+ Kg4 56. Nxh4 Kxh4 57. Kb2 Kg4 58. Ka1 Kf4 59. Kb2 Ke4 60. Ka1 Kd4 61. Kb2 Kc4 62. Ka1 Kb3 1/2-1/2

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.01"]
[Round "3"]
[White "Van Kerkhof, David"]
[Black "Mijnster, Niels"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2376"]
[BlackElo "2064"]
[PlyCount "66"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. Nc3 Bg7 5. Be3 Qb6 6. Rb1 e5 7. Nge2 Be6 8. Qd2 Qd8 9. dxe5 Bxe5 10. exd5 cxd5 11. Nd4 Ne7 12. Bb5+ Nbc6 13. 0-0 0-0 14. Rfe1 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Nf5 17. Qe5 Qb6+ 18. Kh1 Rac8 19. Bd3 Nd4 20. a3 Nc6 21. Qf6 Qd4 22. Qg5 Kg7 23. Ne2 Qf6 24. Qg3 Rfe8 25. Nf4 Kh8 26. h4 h5 27. Re3 d4 28. Re2 Ne7 29. Rbe1 Rc6 30. Re5 Nf5 31. Bxf5 gxf5 32. Nxh5 Qh6 33. Rxf5 Qd2 1-0

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.05.31"]
[Round "1"]
[White "Mensing, Andrew"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1924"]
[BlackElo "2376"]
[PlyCount "62"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. Nbd2 d5 7. exd5 Nxd5 8. 0-0 Bg4 9. h3 Bh5 10. Ne4 Kh8 11. Re1 f6 12. Ng3 Bf7 13. Bb3 Bc5 14. Nh4 Qd7 15. Qf3 Rad8 16. Ne4 Bb6 17. Ba4 Bg8 18. Nf5 Nd4 19. Nxd4 Qxa4 20. Nf5 Qd7 21. Bd2 Nf4 22. Bxf4 Qxf5 23. Be3 Qxf3 24. gxf3 Rd5 25. d4 Rxd4 26. Red1 Rd3 27. Rxd3 Rd8 28. Kf1 Rxd3 29. Ke1 Bc4 30. b3 Bxe3 31. Ke2 Bd5 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2019.04.22"]
[Round "9"]
[White "Chittka, Julius"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2268"]
[BlackElo "2389"]
[PlyCount "108"]
[EventDate "2019.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8. a4 g6 9. Bd3 Bg7 10. Nf3 0-0 11. 0-0 Nbd7 12. Ra2 Nb6 13. b3 Ng4 14. Bb2 Bxb2 15. Rxb2 e5 16. dxe6 Bxe6 17. Be2 d5 18. Rd2 Qe7 19. exd5 Bxd5 20. Re1 Rfd8 21. Qb1 Qb7 22. Red1 Nf6 23. Bc4 Rd7 24. Bxd5 Nbxd5 25. Qc2 Rad8 26. Qc4 Qb8 27. Rd3 Qb6 28. h3 Qe6 29. Qxc5 Ne4 30. Qc4 Nec3 31. Re1 Qf6 32. Qd4 Qa6 33. Ne5 Re7 34. Nxc3 bxc3 35. Rxc3 Qf6 36. Rf3 Qd6 37. Nd3 Rxe1+ 38. Nxe1 Qe6 39. Re3 Qc8 40. Rd3 Qe6 41. Nf3 Rd7 42. Qe5 Qc6 43. b4 f6 44. Qe4 Kg7 45. b5 Qc1+ 46. Kh2 Qc7+ 47. g3 Qc2 48. Nd2 Qc5 49. Qf3 Nb6 50. Rxd7+ Nxd7 51. Qe3 Qb4 52. Nf3 Kf7 53. Qd4 Qxd4 54. Nxd4 Ke7 1/2-1/2

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2019.04.22"]
[Round "8"]
[White "Van Kerkhof, David"]
[Black "Odnorozhenko, Evgenyi"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2389"]
[BlackElo "2275"]
[PlyCount "79"]
[EventDate "2019.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Bd3 Nf6 4. Qe2 Nc6 5. c3 e5 6. Nf3 d6 7. 0-0 Nd7 8. Rd1 Be7 9. d5 Ncb8 10. c4 Nf8 11. Nc3 Ng6 12. Bc2 0-0 13. Rb1 Bc8 14. b4 a5 15. a3 axb4 16. axb4 f5 17. exf5 Bxf5 18. Bxf5 Rxf5 19. g3 Qf8 20. Kg2 Nd7 21. Qe4 Rf7 22. Qg4 Qd8 23. h4 Ngf8 24. Qh3 h6 25. Bb2 Qc8 26. Ra1 Rxa1 27. Rxa1 c6 28. Qg4 cxd5 29. cxd5 Qb7 30. Qc4 Nb8 31. Nd2 Nfd7 32. Nde4 Nf6 33. Nxf6+ Bxf6 34. Nb5 Qd7 35. Ra7 Qd8 36. Ra8 Rb7 37. Bc1 Kh7 38. Be3 Qd7 39. Qc2+ Kg8 40. Nxd6 1-0

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2019.04.20"]
[Round "5"]
[White "Huber, Philipp"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2208"]
[BlackElo "2389"]
[PlyCount "65"]
[EventDate "2019.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. h4 d5 4. Nd2 Nxd2 5. Qxd2 h6 6. Bf4 e6 7. e3 c5 8. c3 b6 9. Bb5+ Bd7 10. Bd3 Nc6 11. Nf3 Be7 12. Kf1 Bf6 13. Re1 cxd4 14. exd4 a6 15. Kg1 b5 16. g4 Qa5 17. Kg2 0-0-0 18. Bg3 Be7 19. b4 Qb6 20. a4 f6 21. axb5 axb5 22. Qe2 Na7 23. Ra1 e5 24. dxe5 Bxg4 25. e6 Nc6 26. Bxb5 Ne5 27. Ba6+ Kc7 28. Nxe5 Bxe2 29. Nd7+ Bd6 30. Nxb6 Bxa6 31. Rxa6 Bxg3 32. Kxg3 Rd6 33. Na8+ 1-0

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2019.04.20"]
[Round "4"]
[White "Van Kerkhof, David"]
[Black "Carre, Sylvain"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2389"]
[BlackElo "2224"]
[PlyCount "59"]
[EventDate "2019.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. h3 c6 11. Qf3 a5 12. Bf4 Ba6 13. Ne2 Bxd3 14. Qxd3 Bd6 15. b3 Bxf4 16. Nxf4 a4 17. Qd4 Re8 18. Rfe1 axb3 19. Rxe8+ Qxe8 20. cxb3 Qe4 21. Qxe4 Nxe4 22. Rc1 Rxa2 23. Rxc6 h6 24. Nxd5 Nd2 25. Ne3 Nxb3 26. Rc8+ Kh7 27. Rc7 Kg8 28. Rc8+ Kh7 29. Rc7 Kg8 30. Rc8+ 1/2-1/2

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2019.04.19"]
[Round "3"]
[White "Gehmlich, Marcel"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2189"]
[BlackElo "2389"]
[PlyCount "49"]
[EventDate "2019.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. 0-0 0-0 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5 11. Nxd5 exd5 12. Qb3 Nxd4 13. exd4 a5 14. Be3 Be6 15. Rac1 a4 16. Qxb7 Rb8 17. Qa6 Rxb2 18. Qxa4 Qa8 19. Qxa8 Rxa8 20. Rc5 Bf8 21. Bxd5 Rd8 22. Bxe6 Bxc5 23. Bxf7+ Kxf7 24. dxc5 Rxa2 25. Kg2 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.28"]
[Round "9"]
[White "Van Kerkhof, David"]
[Black "Basman, Michael J"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2371"]
[BlackElo "2313"]
[PlyCount "19"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 g5 2. d4 h6 3. h4 g4 4. Qxg4 d5 5. Qf4 dxe4 6. Nc3 Nf6 7. Nge2 Nc6 8. Nxe4 Nd5 9. Qf3 Ndb4 10. Qc3 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.27"]
[Round "8"]
[White "Gijswijt, Bart"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2321"]
[BlackElo "2371"]
[PlyCount "86"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 e6 5. dxe6 fxe6 6. cxb5 d5 7. Nc3 Be7 8. e4 d4 9. e5 Ng4 10. Ne4 Nd7 11. Nfg5 Ndxe5 12. f4 0-0 13. fxe5 Nxe5 14. Qb3 Qd5 15. Qxd5 exd5 16. Ng3 Bg4 17. Be2 Rae8 18. Bxg4 Bxg5 19. Bh5 Bxc1 20. Rxc1 Nd3+ 21. Kd2 Rf2+ 22. Ne2 Nxc1 23. Rxc1 Re5 24. Bf3 c4 25. b3 d3 26. bxc4 dxc4 27. Ke1 Rexe2+ 28. Bxe2 Rxe2+ 29. Kd1 Rxa2 30. Rxc4 Rxg2 31. h4 Rb2 32. Rc5 Kf7 33. Rd5 Ke6 34. Rg5 Kf6 35. Rh5 Kg6 36. Rg5+ Kh6 37. Rd5 Rh2 38. Rd4 Rb2 39. Rd5 Rb4 40. Kd2 Rxh4 41. Kxd3 Ra4 42. Ke3 g5 43. Kf3 Kh5 0-1

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.26"]
[Round "7"]
[White "Harff, Marcel"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2420"]
[BlackElo "2371"]
[PlyCount "67"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 g6 3. Nc3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. e3 Nf6 7. g3 d5 8. cxd5 Nxd5 9. Bg2 Nxc3 10. bxc3 Na5 11. 0-0 0-0 12. Ba3 Qc7 13. Bb4 Nc4 14. Qe2 Nd6 15. Rab1 a6 16. Bxd6 exd6 17. Qb2 Rb8 18. Qb6 Qxc3 19. Qxd6 Bg4 20. Nc6 Rbe8 21. Rfc1 Be5 22. Rxc3 Bxd6 23. Rxb7 Rc8 24. Bd5 Be6 25. Bxe6 fxe6 26. Rb6 a5 27. Ra6 Rc7 28. Rd3 Bb4 29. a3 Be1 30. f4 Rfc8 31. Rd6 Kf7 32. Kg2 Bc3 33. Kf3 Bg7 34. Nd8+ 1-0

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.25"]
[Round "6"]
[White "Van Kerkhof, David"]
[Black "Daeschler, Florian"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "2371"]
[BlackElo "2254"]
[PlyCount "95"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. Be2 d6 6. exd6 Bxd6 7. d4 0-0 8. 0-0 Bg4 9. Nc3 Nc6 10. Ne4 Nf6 11. Nf2 Bh5 12. c4 Re8 13. d5 Rxe2 14. Qxe2 Nd4 15. Qd3 Nxf3+ 16. gxf3 Nd7 17. Ne4 Ne5 18. Qc3 Qh4 19. c5 Nxf3+ 20. Rxf3 Qg4+ 21. Kf1 Qxf3+ 22. Qxf3 Bxf3 23. Ng5 Bxd5 24. cxd6 h6 25. Nh3 g5 26. dxc7 Rc8 27. Nxf4 gxf4 28. Bxf4 Kh7 29. b3 Kg6 30. Rd1 Be6 31. Kf2 h5 32. Bg3 h4 33. Bf4 Kf6 34. Ke3 h3 35. Rd8 Ke7 36. Bd6+ Kf6 37. Kd4 Kf5 38. a4 Kf6 39. b4 Kf5 40. Ke3 f6 41. Bg3 Kg4 42. Ke4 Kg5 43. a5 Kg4 44. Kd4 Kg5 45. Kc5 f5 46. Kd6 Kf6 47. Bf4 Kf7 48. a6 1-0

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.24"]
[Round "5"]
[White "Vedder, Richard"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2288"]
[BlackElo "2371"]
[PlyCount "123"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. Nf3 0-0 8. e4 Qa5 9. Nd2 Bxa6 10. Be2 d6 11. 0-0 Nfd7 12. Bxa6 Nxa6 13. Nc4 Qb4 14. Qe2 Ne5 15. Nxe5 Bxe5 16. Nd1 f5 17. exf5 Rxf5 18. Ne3 Rh5 19. h3 Nc7 20. Rd1 Ra4 21. Qg4 Qxg4 22. hxg4 Rg5 23. Nf5 Rxf5 24. gxf5 gxf5 25. Rd3 c4 26. Rf3 Nxd5 27. Rxf5 Kg7 28. Rxe5 dxe5 29. Bd2 Kf6 30. a3 Kf5 31. Rc1 e4 32. Bb4 Nf4 33. Rxc4 Nd3 34. g4+ Kxg4 35. b3 Ra6 36. Rxe4+ Kf5 37. Rxe7 Nxb4 38. axb4 h6 39. Rc7 Ke4 40. Kg2 Rg6+ 41. Kf1 Rb6 42. Rc4+ Kf3 43. Rc3+ Kf4 44. Ke2 Rxb4 45. Rh3 Kg4 46. Rg3+ Kf4 47. Kd2 h5 48. Kc3 Rb8 49. b4 h4 50. Rd3 Rh8 51. Rh3 Kg4 52. Rh1 h3 53. Kc4 h2 54. Kc5 Kf3 55. b5 Kxf2 56. b6 Kg2 57. Rxh2+ Kxh2 58. b7 Kg3 59. Kc6 Kf4 60. Kc7 Ke5 61. b8Q Rxb8 62. Kxb8 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.23"]
[Round "4"]
[White "Van Kerkhof, David"]
[Black "Bosboom, Manuel"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2371"]
[BlackElo "2404"]
[PlyCount "60"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. c4 Nf6 6. h3 Nbd7 7. Nc3 e6 8. Be3 a6 9. Nf3 Be7 10. 0-0 h6 11. Nd4 g5 12. Rc1 Ne5 13. Be2 Bd7 14. Nf3 Ng6 15. Qb3 g4 16. hxg4 Nxg4 17. Bb6 Qb8 18. Nd4 h5 19. g3 Nf6 20. Rfe1 h4 21. Nd5 exd5 22. cxd5 hxg3 23. Bc7 gxf2+ 24. Kxf2 Nxe4+ 25. Kg1 Nf4 26. Bf3 Nh3+ 27. Kg2 Nf4+ 28. Kg1 Rg8+ 29. Kh2 Rh8+ 30. Kg1 Rg8+ 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.22"]
[Round "3"]
[White "Riemersma, Liafbern"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2460"]
[BlackElo "2371"]
[PlyCount "70"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bg2 e6 6. d3 Nge7 7. Bg5 h6 8. Bd2 d5 9. 0-0 b6 10. Qc1 d4 11. Na4 Qd7 12. a3 Bb7 13. b4 Nd8 14. Nb2 e5 15. Rb1 Bc6 16. bxc5 bxc5 17. Ne1 f5 18. Bxc6 Qxc6 19. Ng2 g5 20. Qc2 0-0 21. Qa4 Qd6 22. Qa5 Ne6 23. Na4 Rfb8 24. Rxb8+ Rxb8 25. Bc1 Nc6 26. Qd2 f4 27. Qc2 Rf8 28. f3 fxg3 29. hxg3 e4 30. fxe4 Qxg3 31. Rxf8+ Bxf8 32. Qb1 Bd6 33. Kf1 Qh2 34. e5 Qh1+ 35. Kf2 Nxe5 0-1

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.21"]
[Round "2"]
[White "Van Kerkhof, David"]
[Black "Van Baar, Esper"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2371"]
[BlackElo "2223"]
[PlyCount "123"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 Qc7 10. Qe2 Be6 11. Bb3 Rc8 12. Rfd1 b5 13. Rac1 Nbd7 14. Bg5 h6 15. Bxf6 Nxf6 16. Nd5 Nxd5 17. Bxd5 Bxd5 18. Rxd5 Qc4 19. Qxc4 Rxc4 20. Nd2 Rc6 21. c3 Rb8 22. Rd1 g6 23. Kf1 h5 24. Ke2 Kg7 25. g3 h4 26. a3 hxg3 27. hxg3 a5 28. Nb3 Ra6 29. Kd3 Bd8 30. Kc2 Bc7 31. Ra1 Rc6 32. a4 bxa4 33. Nd2 Bb6 34. f3 Rh8 35. g4 Rh2 36. Rd3 f5 37. gxf5 gxf5 38. Rxa4 f4 39. Kb1 Rf2 40. Nc4 Bc7 41. Nxa5 Ra6 42. b4 Bb6 43. Rxd6 Rxf3 44. Kc2 Rf1 45. c4 f3 46. Ra3 f2 47. Rg3+ Kf7 48. Rf3+ Ke7 49. c5 Rxa5 50. bxa5 Bxc5 51. Rd1 Re1 52. Rd5 Bd4 53. Rxd4 exd4 54. Rxf2 Rxe4 55. Kd3 Re3+ 56. Kxd4 Ra3 57. Rf5 Ra4+ 58. Kc3 Kd6 59. Kb3 Ra1 60. Kb4 Kc6 61. Rf6+ Kb7 62. Kb5 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.20"]
[Round "1"]
[White "Lenaerts, Lennert"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2362"]
[BlackElo "2371"]
[PlyCount "106"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 0-0 8. a7 Rxa7 9. Nf3 e6 10. Be2 exd5 11. exd5 d6 12. 0-0 Na6 13. Bf4 Nc7 14. Re1 Re8 15. Bc4 Rxe1+ 16. Qxe1 Ba6 17. b3 Nh5 18. Bg5 Qa8 19. Rd1 Bxc4 20. bxc4 Ra3 21. Ne4 Qa6 22. Rb1 h6 23. Rb8+ Kh7 24. Bc1 Rxf3 25. gxf3 Qxc4 26. Nxd6 Qxd5 27. Qd2 Qxf3 28. Rb7 Ne6 29. Rxf7 Qg4+ 30. Kh1 Ng5 31. f3 Qh4 32. Rxg7+ Nxg7 33. Qe2 Nxf3 34. Qxf3 Qe1+ 35. Kg2 Qxc1 36. Qf8 Qc2+ 37. Kg1 Qb1+ 38. Kg2 Qxa2+ 39. Kg1 Qa1+ 40. Kg2 Qa2+ 41. Kg1 Qb1+ 42. Kg2 Qc2+ 43. Kg1 Qd1+ 44. Kg2 Qd5+ 45. Kg1 Qd4+ 46. Kg2 c4 47. Nf7 Qd5+ 48. Kf2 g5 49. Qh8+ Kg6 50. Nxh6 c3 51. Ng4 Qf5+ 52. Kg3 Qf4+ 53. Kh3 Qf3# 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2018.04.02"]
[Round "8"]
[White "Van Kerkhof, David"]
[Black "Ider, Borya"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2334"]
[BlackElo "2505"]
[PlyCount "114"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Ne4 5. Nxe4 dxe4 6. Be3 c5 7. dxc5 Nd7 8. Qg4 Qa5+ 9. c3 Nxc5 10. Bxc5 Bxc5 11. Qxg7 Rf8 12. Qxh7 e3 13. fxe3 Bxe3 14. Qe4 Qb6 15. Bb5+ Qxb5 16. Qxe3 Qxb2 17. Rd1 Qxg2 18. Qd4 Qd5 19. Qxd5 exd5 20. Ne2 Bd7 21. Nf4 0-0-0 22. Kf2 Bc6 23. Rhg1 Rh8 24. h3 Rde8 25. Rde1 Bd7 26. Re3 Be6 27. Rh1 Rh4 28. Kg3 Rh6 29. h4 Bd7 30. h5 Ra6 31. h6 Rg8+ 32. Kf2 Rxa2+ 33. Re2 Ra4 34. Nxd5 Rh8 35. Nf6 Bc6 36. Rh2 Rf4+ 37. Ke1 Bb5 38. Re3 Rd8 39. c4 Bxc4 40. Rf2 Rh4 41. Rff3 Rxh6 42. Ne4 Rh1+ 43. Kf2 Rf1+ 44. Kg3 Rxf3+ 45. Rxf3 Bd5 46. Rc3+ Kd7 47. Kf4 Bxe4 48. Kxe4 Rc8 49. Rf3 Ke7 50. Rb3 b6 51. Ra3 Rc7 52. Kd5 a5 53. Rb3 a4 54. Rxb6 Ra7 55. Rb2 a3 56. Ra2 Ra4 57. Kc5 Ke6 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2018.04.01"]
[Round "7"]
[White "Krause, Benedict"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "B37"]
[WhiteElo "2456"]
[BlackElo "2334"]
[PlyCount "68"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Nc2 Bg7 8. Be2 Nd7 9. Bd2 0-0 10. 0-0 Nc5 11. b4 Bxc3 12. Bxc3 Nxe4 13. Bb2 e5 14. Qe1 Be6 15. Rd1 Qb6 16. Kh1 Rad8 17. f3 Nc5 18. Ba1 Na4 19. f4 f6 20. Bd3 a5 21. a3 axb4 22. axb4 Rd7 23. Qe2 Nxb4 24. Rb1 Nxd3 25. Rxb6 Nxb6 26. Qxd3 Bxc4 27. Qe3 Bxf1 28. Qxb6 Rc8 29. Ne3 Rc1 30. Bb2 Rb1 31. Kg1 Bb5+ 32. Bc1 Rxc1+ 33. Kf2 exf4 34. Nd5 Rf1# 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2018.03.31"]
[Round "5"]
[White "Nasuta, Grzegorz"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2459"]
[BlackElo "2334"]
[PlyCount "153"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Bb5+ Nc6 8. Bxc6+ bxc6 9. Nbd2 e6 10. 0-0 Ne7 11. h3 Bxf3 12. Nxf3 0-0 13. Qa4 Qb6 14. Bg5 f6 15. exf6 Bxf6 16. Rae1 Nf5 17. Bxf6 Rxf6 18. Ne5 Qb5 19. Qxb5 cxb5 20. Ng4 Rff8 21. Rxe6 Nxd4 22. Re7 Nf5 23. Rd7 d4 24. Rc1 Rf7 25. Rcc7 Rxd7 26. Rxd7 h6 27. Nf6+ Kf8 28. Nh7+ Ke8 29. Nf6+ Kf8 30. g4 Nh4 31. Nh7+ Kg8 32. Nf6+ Kf8 33. Kf1 Rc8 34. Nh7+ Kg8 35. Nf6+ Kf8 36. Rxd4 Rc2 37. Rb4 a6 38. Nd5 g5 39. Rb3 Kf7 40. Nb4 Rc1+ 41. Ke2 Ng6 42. Nxa6 Nf4+ 43. Kf3 Ne6 44. Ke3 Re1+ 45. Kd2 Re5 46. Nb4 Nf4 47. Re3 Rc5 48. Nd3 Rd5 49. Kc3 Ne6 50. a3 Rd4 51. Re5 Rc4+ 52. Kd2 Nd4 53. Rxb5 Rc2+ 54. Kd1 Rc7 55. Rb6 Ne6 56. a4 Ra7 57. b3 Nd4 58. Kd2 Nxb3+ 59. Rxb3 Rxa4 60. Rb6 Kg7 61. Ke3 Ra3 62. Ke4 Rc3 63. f4 gxf4 64. Nxf4 Rc4+ 65. Ke5 Rc5+ 66. Ke6 Rc7 67. Rd6 Rc4 68. Rd7+ Kg8 69. Kf5 Rc6 70. Ne6 Ra6 71. Re7 h5 72. Kg6 Ra8 73. Kxh5 Rb8 74. g5 Ra8 75. g6 Rb8 76. Kh6 Ra8 77. Rd7 1-0

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2018.03.31"]
[Round "4"]
[White "Van Kerkhof, David"]
[Black "Schneider, Ilja"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2334"]
[BlackElo "2513"]
[PlyCount "49"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 d5 2. d4 Nc6 3. Nc3 e5 4. dxe5 d4 5. Nd5 Nge7 6. Bc4 Be6 7. Nxe7 Qxe7 8. Bxe6 Qxe6 9. f4 f6 10. exf6 Qxe4+ 11. Qe2 Qxe2+ 12. Nxe2 gxf6 13. Bd2 Kf7 14. 0-0-0 Re8 15. Rhe1 Rg8 16. Ng3 Bd6 17. Rxe8 Kxe8 18. Re1+ Kf7 19. Re2 Rg4 20. Rf2 Bc5 21. Nf5 Kg6 22. h3 d3 23. Be3 Bxe3+ 24. Nxe3 Rg3 25. Nf1 1-0

[Event "BL2-Nord 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "7.1"]
[White "Breutigam, Martin"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "2383"]
[BlackElo "2335"]
[PlyCount "130"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Oldenburg Union"]
[BlackTeam "Kreuzberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. c4 Bg7 5. Nc3 0-0 6. Be2 cxd4 7. exd4 d5 8. 0-0 Nc6 9. Re1 Bg4 10. cxd5 Nxd5 11. h3 Bf5 12. a3 Rc8 13. Bf1 Na5 14. Ne4 Nf6 15. Nxf6+ Bxf6 16. Bh6 Re8 17. Bb5 Bd7 18. Bxd7 Qxd7 19. Ne5 Qd5 20. Qa4 Nc6 21. Nxc6 Rxc6 22. Qxa7 Ra6 23. Qc5 Qxc5 24. dxc5 Bxb2 25. Ra2 Bxa3 26. c6 Bd6 27. Rxa6 bxa6 28. Ra1 Ra8 29. Be3 a5 30. Ra4 Ra6 31. Kf1 f6 32. Ke2 Kf7 33. Kd3 Bc7 34. Rc4 Ke6 35. Bc1 Kd5 36. Ba3 Rxc6 37. Rd4+ Ke6 38. Re4+ Be5 39. Ra4 Bc7 40. Re4+ Be5 41. Ra4 Rc3+ 42. Kd2 Rc7 43. f4 Bc3+ 44. Kd3 Kd7 45. g4 f5 46. Bc1 Bb4 47. Bb2 Kc6 48. Kc4 Kb6+ 49. Kd5 Bc3 50. Bxc3 Rxc3 51. gxf5 gxf5 52. Ke6 Rxh3 53. Kxf5 Re3 54. Ra1 e6+ 55. Kg5 Re4 56. Rh1 a4 57. Rh3 Kb5 58. Rxh7 a3 59. Rb7+ Ka6 60. Rb8 Ra4 61. Re8 a2 62. Rxe6+ Kb7 63. Re1 a1Q 64. Rxa1 Rxa1 65. f5 Kc7 0-1

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.11"]
[Round "6"]
[White "Van Kerkhof, David"]
[Black "Tiggelman, Rene"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2331"]
[BlackElo "2236"]
[PlyCount "47"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. Nf3 Nc6 6. cxd4 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Be6 12. Qa4+ Bd7 13. Bc4 Qc6 14. Qb3 Be6 15. Bxe6 fxe6 16. 0-0-0 Kf7 17. Rd6 Qc8 18. Re1 Ne7 19. Rxe4 Nf5 20. Rc4 Nxd6 21. Rxc8 Nxc8 22. Qxb7+ Ne7 23. Bb4 Rhe8 24. Bd6 1-0

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.11"]
[Round "5"]
[White "Van Kerkhof, David"]
[Black "Umudova, Nargiz"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2331"]
[BlackElo "2214"]
[PlyCount "35"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. Nc3 Bg7 5. Be3 Nf6 6. Qd2 dxe4 7. Nxe4 Nd5 8. Bh6 Bxh6 9. Qxh6 Nb4 10. 0-0-0 Nxa2+ 11. Kb1 Be6 12. Qg7 Rf8 13. Nc5 Qb6 14. Nxe6 Nc3+ 15. Kc1 Na2+ 16. Kb1 Nc3+ 17. Kc1 Na2+ 18. Kb1 1/2-1/2

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.10"]
[Round "4"]
[White "Burg, Twan"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "2518"]
[BlackElo "2331"]
[PlyCount "43"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 d6 7. c3 Na5 8. Bb5 a6 9. Ba4 c5 10. Bc2 Nc6 11. Nbd2 Re8 12. Nf1 h6 13. h3 b5 14. d4 cxd4 15. cxd4 exd4 16. Nxd4 Nxd4 17. Qxd4 Bb7 18. Ng3 Rc8 19. Bb3 d5 20. e5 Ne4 21. Nxe4 dxe4 22. Qxd8 1/2-1/2

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.10"]
[Round "3"]
[White "Van Kerkhof, David"]
[Black "Van 't Hof, Eric"]
[Result "1-0"]
[ECO "C35"]
[WhiteElo "2331"]
[BlackElo "2120"]
[PlyCount "87"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Nf6 5. e5 Ng4 6. 0-0 d6 7. exd6 Qxd6 8. d4 Be6 9. Bxe6 fxe6 10. Nc3 0-0 11. Qe2 Na6 12. Bd2 Rae8 13. Rae1 Bd8 14. h3 Nh6 15. Ne4 Qb6 16. Qc4 Rf5 17. Nc3 Nf7 18. Nd5 Qd6 19. Nxf4 Rxf4 20. Bxf4 Qxf4 21. Rxe6 Rxe6 22. Qxe6 Qd6 23. Qb3 Qb6 24. Re1 g6 25. Re8+ Kg7 26. Qe3 Bf6 27. c3 Qxb2 28. Ra8 Nd8 29. g4 h6 30. Qe8 Qxc3 31. Kg2 Qc2+ 32. Kg3 Qc6 33. Qe3 b5 34. Rxa7 Qb6 35. Ra8 Qb7 36. Rxd8 Bxd8 37. Qe6 Bf6 38. h4 c6 39. g5 hxg5 40. hxg5 Qe7 41. gxf6+ Qxf6 42. Qd7+ Kh6 43. Ne5 Qg5+ 44. Ng4+ 1-0

[Event "Delft Prinsenstad op 10th"]
[Site "Delft"]
[Date "2017.04.16"]
[Round "6"]
[White "Van Kerkhof, David"]
[Black "Bekker, Stefan"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2337"]
[BlackElo "2310"]
[PlyCount "75"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 Be6 10. Qe2 Nc6 11. Rfd1 Qc7 12. Bb3 Na5 13. Bg5 Nc4 14. Bxf6 Bxf6 15. Bxc4 Bxc4 16. Qd2 Rfd8 17. Nd5 Bxd5 18. Qxd5 Rac8 19. Rd2 Qc4 20. c3 b5 21. Rad1 h6 22. Qxc4 Rxc4 23. Rxd6 Rxd6 24. Rxd6 Rxe4 25. Kf1 Ra4 26. a3 Kf8 27. Rb6 Ke7 28. Ne1 Kd7 29. Rb7+ Ke6 30. Nd3 Be7 31. Ke2 Bd6 32. Nb4 e4 33. Rb6 f5 34. Nxa6 Ke7 35. h3 g5 36. Nb4 Bf4 37. Nd5+ Kf7 38. Rxb5 1-0

[Event "Delft Prinsenstad op 10th"]
[Site "Delft"]
[Date "2017.04.16"]
[Round "5"]
[White "Van Kerkhof, David"]
[Black "Hortensius, Lisa"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2337"]
[BlackElo "2161"]
[PlyCount "49"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 Be7 9. Re1 d6 10. Nxc6 bxc6 11. e5 dxe5 12. Rxe5 0-0 13. Bf4 Rd8 14. Rd5 Rxd5 15. Nxd5 Qb7 16. Nxe7+ Qxe7 17. Bxc6 Ra7 18. Qd4 Nd5 19. Rd1 h6 20. Bb8 Rb7 21. Bxb7 Bxb7 22. c4 Nf6 23. Qd8+ Qxd8 24. Rxd8+ Kh7 25. Be5 1-0

[Event "Delft Prinsenstad op 10th"]
[Site "Delft"]
[Date "2017.04.15"]
[Round "4"]
[White "Polak, Alexander"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "2138"]
[BlackElo "2337"]
[PlyCount "96"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 d6 7. c3 Na5 8. Bb5 a6 9. Ba4 c5 10. Nbd2 b5 11. Bc2 Nc6 12. Nf1 Re8 13. h3 h6 14. g4 Nh7 15. Ng3 Ng5 16. Kh2 Nxf3+ 17. Qxf3 Bg5 18. Nf5 Qf6 19. Qg3 g6 20. Nxh6+ Kf8 21. Bxg5 Qxg5 22. Qe3 f6 23. Qxg5 fxg5 24. h4 gxh4 25. g5 Kg7 26. Bb3 Rf8 27. Bd5 Bd7 28. Bxc6 Bxc6 29. Kg2 Rf4 30. f3 Raf8 31. Rf1 d5 32. Rae1 c4 33. Ng4 cxd3 34. Nxe5 d2 35. Rd1 dxe4 36. Nxc6 e3 37. Nd4 Rxd4 38. cxd4 e2 39. Rh1 exd1Q 40. Rxd1 Rf5 41. Rxd2 Rxg5+ 42. Kh3 Rg3+ 43. Kxh4 Rxf3 44. Rc2 Rd3 45. Kg5 Rxd4 46. Rc7+ Kf8 47. Kxg6 Rd2 48. Ra7 Rxb2 1/2-1/2

[Event "Delft Prinsenstad op 10th"]
[Site "Delft"]
[Date "2017.04.15"]
[Round "3"]
[White "Van Kerkhof, David"]
[Black "Reinderman, Dimitri"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2337"]
[BlackElo "2576"]
[PlyCount "136"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qc4 12. Be2 Qd5 13. Bf3 Qc4 14. Be2 Qb4 15. Nxc6 bxc6 16. Rb1 Bf5 17. a3 Qa4 18. Bd3 Rfd8 19. Bc5 e6 20. b3 Qa5 21. Bb4 Qb6 22. Qd2 Bxd3 23. cxd3 Rd5 24. Bc3 e5 25. Rfd1 Rad8 26. Qc2 Qa6 27. Bb4 Rxd3 28. Rxd3 Qxd3 29. Qxd3 Rxd3 30. Kf1 Bf8 31. Ke2 e4 32. Bxf8 Kxf8 33. f3 f5 34. fxe4 fxe4 35. Rf1+ Kg7 36. Rf4 Rxb3 37. Rxe4 Rxa3 38. Re7+ Kg8 39. Rc7 Ra6 40. Kf3 h6 41. h4 Kf8 42. g4 Ra3+ 43. Kf4 Ra4+ 44. Kf3 Rc4 45. Rxa7 h5 46. gxh5 gxh5 47. Kg3 Rg4+ 48. Kh3 Rd4 49. Rc7 Rd6 50. Kg3 Rf6 51. Rh7 Rf5 52. Rc7 c5 53. Ra7 Ke8 54. Rc7 Kd8 55. Ra7 c4 56. Ra1 Kd7 57. Rc1 Rc5 58. Kf4 Ke6 59. Ke4 Rc8 60. Rc3 Rc7 61. Kd4 Kf5 62. Rxc4 Rxc4+ 63. Kxc4 Kg4 64. Kd3 Kxh4 65. Ke2 Kg3 66. Kf1 h4 67. Kg1 h3 68. Kh1 h2 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.23"]
[Round "9.10"]
[White "Van Kerkhof, David"]
[Black "Den Hartog, Marijn"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "2319"]
[BlackElo "2170"]
[PlyCount "74"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Rotterdam Pathena"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. a3 Bxc3+ 6. bxc3 b6 7. Nf3 Ba6 8. Bd3 c5 9. a4 Ne7 10. 0-0 Bxd3 11. cxd3 cxd4 12. Nxd4 Nbc6 13. Nxc6 Nxc6 14. Qg4 0-0 15. Re1 Ne7 16. Re3 Nf5 17. Rh3 Rfc8 18. Qh5 h6 19. Qd1 Ne7 20. d4 Rc4 21. g4 Rac8 22. Bd2 Kf8 23. g5 Nf5 24. gxh6 gxh6 25. Qg4 Rxa4 26. Rb1 Qe7 27. Bxh6+ Nxh6 28. Rxh6 Ke8 29. Qg7 Rxc3 30. Rh8+ Kd7 31. Rf8 Rf3 32. Rc1 Rc4 33. Rxc4 dxc4 34. Ra8 Qa3 35. d5 Rf5 36. Qh8 Rg5+ 37. Kf1 Qd3+ 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.02"]
[Round "8.10"]
[White "Huizer, Olivier"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1825"]
[BlackElo "2319"]
[PlyCount "74"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. f4 Ne4 12. Be3 Bb6 13. Nc3 Nxc3 14. bxc3 0-0 15. Qd2 Qe7 16. a4 a5 17. Rae1 c5 18. Nb5 Bf5 19. c4 d4 20. Bf2 Qe6 21. Na3 Qc6 22. Nb5 Qg6 23. Re2 Rad8 24. Bh4 Rd7 25. Rf3 Qh5 26. Bg5 h6 27. Rg3 hxg5 28. Rxg5 Qh7 29. g4 Bxc2 30. f5 Qh3 31. e6 fxe6 32. Rxe6 Bd3 33. Qf4 Bxc4 34. Rh5 Qxh5 35. gxh5 Bxe6 36. fxe6 Rxf4 37. exd7 Rf8 0-1

[Event "Delft Prinsenstad op 9th"]
[Site "Delft"]
[Date "2016.03.27"]
[Round "6"]
[White "Van Dijk, Harold"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C21"]
[WhiteElo "2304"]
[BlackElo "2318"]
[PlyCount "74"]
[EventDate "2016.03.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 171 Extra"]
[Source "ChessBase"]
[SourceDate "2016.04.26"]
[SourceVersion "1"]
[SourceVersionDate "2016.04.26"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 Qe7 4. cxd4 Qxe4+ 5. Be3 Nf6 6. Nc3 Bb4 7. Qd2 Qe7 8. Bd3 d5 9. Nge2 c6 10. 0-0 0-0 11. Bg5 h6 12. Bh4 Re8 13. Rae1 Be6 14. Ng3 Qd8 15. Bb1 Nbd7 16. Nh5 Be7 17. Qd3 Nf8 18. Nf4 Bg4 19. Qg3 g5 20. f3 gxf4 21. Qxf4 Bh5 22. Bxf6 Bxf6 23. Rxe8 Bxd4+ 24. Qxd4 Qxe8 25. Qh4 Qe3+ 26. Kh1 Bg6 27. f4 Bxb1 28. Nxb1 Re8 29. f5 Re4 30. g4 Qe2 31. Rg1 Qf3+ 32. Rg2 Qf1+ 33. Rg1 Qf3+ 34. Rg2 Re2 35. Qg3 Qe4 36. h3 Qxb1+ 37. Kh2 Qxb2 0-1

[Event "Delft Prinsenstad op 9th"]
[Site "Delft"]
[Date "2016.03.27"]
[Round "5"]
[White "Van Kerkhof, David"]
[Black "Voogt, Bob"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2318"]
[BlackElo "2126"]
[PlyCount "53"]
[EventDate "2016.03.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 171 Extra"]
[Source "ChessBase"]
[SourceDate "2016.04.26"]
[SourceVersion "1"]
[SourceVersionDate "2016.04.26"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. Nce2 d3 5. exf6 dxe2 6. Bxe2 exf6 7. d4 Bd6 8. c3 0-0 9. Qc2 Re8 10. Be3 f5 11. 0-0-0 Qf6 12. Bd3 h6 13. Kb1 Nc6 14. Bc1 Bd7 15. f4 Bf8 16. Nf3 Rad8 17. Rhf1 g6 18. Ka1 Bc8 19. Ne5 Nxe5 20. fxe5 Qb6 21. g4 fxg4 22. Rf6 Be6 23. Bxg6 Qa5 24. Bxf7+ Bxf7 25. Rxf7 Kxf7 26. Rf1+ Kg8 27. Qg6+ 1-0

[Event "Delft Prinsenstad op 9th"]
[Site "Delft"]
[Date "2016.03.26"]
[Round "3"]
[White "Arnaudov, Petar G"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "D97"]
[WhiteElo "2446"]
[BlackElo "2318"]
[PlyCount "57"]
[EventDate "2016.03.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 171 Extra"]
[Source "ChessBase"]
[SourceDate "2016.04.26"]
[SourceVersion "1"]
[SourceVersionDate "2016.04.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. d4 Bg7 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 a6 8. Be2 b5 9. Qb3 c5 10. dxc5 Bb7 11. e5 Nfd7 12. Be3 Nxe5 13. Nxe5 Bxe5 14. Rd1 Qa5 15. 0-0 Nc6 16. f4 Bg7 17. Bf3 Rad8 18. Nd5 Ba8 19. Nb6 Bb7 20. h3 b4 21. Nd7 Rfe8 22. Bxc6 Bxc6 23. Ne5 Bxe5 24. fxe5 e6 25. Rd6 Qb5 26. Qc2 Ba8 27. Qf2 Qb7 28. c6 Qe7 29. Bb6 1-0

[Event "Delft Prinsenstad op 9th"]
[Site "Delft"]
[Date "2016.03.26"]
[Round "2"]
[White "Van Kerkhof, David"]
[Black "Ducarmon, Renzo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2318"]
[BlackElo "2091"]
[PlyCount "73"]
[EventDate "2016.03.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 171 Extra"]
[Source "ChessBase"]
[SourceDate "2016.04.26"]
[SourceVersion "1"]
[SourceVersionDate "2016.04.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. e4 Nxe4 4. Nxe4 dxe4 5. Bf4 e6 6. Qd2 c5 7. 0-0-0 Nc6 8. Qe3 Qd5 9. c4 Qf5 10. d5 Nd4 11. Ne2 e5 12. Bg3 h5 13. f3 exf3 14. Nxd4 cxd4 15. Qxe5+ Qxe5 16. Bxe5 Bg4 17. Rxd4 f6 18. Bg3 Bc5 19. Rd3 h4 20. Bf4 g5 21. Be3 fxg2 22. Bxg2 Rc8 23. Bxc5 Rxc5 24. Re1+ Kd7 25. Rd4 h3 26. Bh1 f5 27. b4 Rcc8 28. d6 Rhe8 29. Rxe8 Rxe8 30. Bxb7 Rb8 31. Ba6 Rxb4 32. Bb5+ Kd8 33. Rd5 a6 34. Bxa6 Ra4 35. Bb5 Rxa2 36. c5 Ra5 37. c6 1-0

[Event "Delft Prinsenstad op 9th"]
[Site "Delft"]
[Date "2016.03.25"]
[Round "1"]
[White "Van de Lisdonk, Lucien"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C28"]
[WhiteElo "2118"]
[BlackElo "2318"]
[PlyCount "56"]
[EventDate "2016.03.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 171 Extra"]
[Source "ChessBase"]
[SourceDate "2016.04.26"]
[SourceVersion "1"]
[SourceVersionDate "2016.04.26"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Na5 5. Bg5 Be7 6. Qd2 d6 7. Nge2 c6 8. 0-0 h6 9. Bxf6 Bxf6 10. f4 exf4 11. Qxf4 Nxc4 12. dxc4 Qb6+ 13. Kh1 Qxb2 14. Qxd6 Bxc3 15. Rab1 Qxc2 16. Rfd1 Bf6 17. Nf4 Bg4 18. Rdc1 Qa4 19. Rxb7 Rd8 20. Rb8 Bc8 21. Rxc8 Rxc8 22. Ne6 c5 23. Nc7+ Rxc7 24. Qxc7 0-0 25. Qxc5 Rd8 26. Rf1 Qxa2 27. e5 Qe2 28. Kg1 Bxe5 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.02.13"]
[Round "6.7"]
[White "Van Kerkhof, David"]
[Black "Van der Poel, Henk"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2319"]
[BlackElo "2204"]
[PlyCount "85"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 h5 8. 0-0 h4 9. Re1 hxg3 10. hxg3 d6 11. Nxc6 bxc6 12. Na4 Bb7 13. c4 c5 14. Bf4 Rd8 15. Qb3 Rb8 16. Qa3 e5 17. Bd2 Nf6 18. Rad1 Be7 19. b4 cxb4 20. Bxb4 Nxe4 21. Bxe4 Bxe4 22. Rxe4 Qb7 23. Qf3 Qxb4 24. c5 Qa5 25. cxd6 Bf6 26. Nc3 Rd8 27. Rc4 Qa3 28. Ra4 Qb2 29. d7+ Kf8 30. Rxa6 Rh6 31. Ra8 Be7 32. Rxd8+ Bxd8 33. Qa8 Qb6 34. Qa3+ Kg8 35. Qa8 Rf6 36. Ne4 Rc6 37. Nd6 Rc2 38. Qf3 Bf6 39. Nxf7 e4 40. Qxf6 Qxf6 41. d8Q+ Kxf7 42. Rd7+ Kg6 43. Rd6 1-0

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.12.12"]
[Round "4.7"]
[White "Van Kerkhof, David"]
[Black "Groffen, Hans"]
[Result "0-1"]
[ECO "A27"]
[WhiteElo "2319"]
[BlackElo "2152"]
[PlyCount "64"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Sas van Gent"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. g3 Nc6 3. Nc3 f5 4. Nf3 Nf6 5. d4 e4 6. Nh4 d6 7. f3 exf3 8. Nxf3 g6 9. Bg2 Bg7 10. 0-0 0-0 11. Bf4 h6 12. d5 Ne7 13. Be3 g5 14. Nd4 Ng4 15. Qd2 Nxe3 16. Qxe3 Bxd4 17. Qxd4 Ng6 18. c5 a6 19. Rac1 Qe7 20. cxd6 cxd6 21. Na4 f4 22. Nb6 Rb8 23. e3 f3 24. Bxf3 Ne5 25. Bg2 Bg4 26. Nc4 Rxf1+ 27. Kxf1 Rf8+ 28. Kg1 Rc8 29. Rc3 Rxc4 30. Rxc4 Nxc4 31. Qxc4 Qxe3+ 32. Kf1 Bf5 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.11.07"]
[Round "3.9"]
[White "Vedder, Henk"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2365"]
[BlackElo "2319"]
[PlyCount "58"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Nxc6 bxc6 7. Bd3 Qh4 8. Qf3 Nf6 9. Bf4 0-0 10. Bxc7 Nxe4 11. Bxe4 Re8 12. Nd2 d5 13. Bg3 dxe4 14. Qxf7+ Kxf7 15. Bxh4 e3 16. fxe3 Rxe3+ 17. Kd1 Bg4+ 18. Kc1 Re2 19. h3 Bf5 20. Rf1 Kg6 21. g4 Bd3 22. Re1 Rae8 23. Kd1 R8e3 24. b4 Bd6 25. Rxe2 Bxe2+ 26. Kc2 Be5 27. Nf1 Rxc3+ 28. Kd2 Rxh3 29. Re1 Bxf1 0-1

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.24"]
[Round "7.3"]
[White "Van Kerkhof, David"]
[Black "Zelbel, Patrick"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2319"]
[BlackElo "2434"]
[PlyCount "29"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Eynatten"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "BEL"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 e6 6. 0-0 Nge7 7. d4 cxd4 8. Nb5 d5 9. cxd5 exd5 10. Bf4 0-0 11. Nc7 Rb8 12. Nb5 Ra8 13. Nc7 Rb8 14. Nb5 Ra8 15. Nc7 1/2-1/2

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.23"]
[Round "6.3"]
[White "Van Kerkhof, David"]
[Black "Pulkkinen, Kari"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2319"]
[BlackElo "2229"]
[PlyCount "102"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Matinkylan"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "FIN"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 exd4 5. Qxd4 d5 6. Nf3 Be6 7. 0-0 h6 8. Rd1 Nbd7 9. cxd5 cxd5 10. Nc3 Bc5 11. Qf4 0-0 12. Nd4 g5 13. Qd2 Ne5 14. h3 Rc8 15. Nb3 Bb6 16. Qe1 Qd7 17. e4 Rfe8 18. Be3 Bxh3 19. Bxb6 axb6 20. Rxd5 Qg4 21. Qd1 Bxg2 22. Qxg4 Nexg4 23. Kxg2 Nxd5 24. exd5 Rcd8 25. Rd1 Nf6 26. Rd4 Re5 27. Nd2 b5 28. f4 gxf4 29. gxf4 Rh5 30. Nde4 Nxe4 31. Nxe4 Kf8 32. d6 Rf5 33. Kf3 h5 34. b4 b6 35. Nc3 Ke8 36. Ke4 Rf6 37. Nxb5 Kd7 38. Rd2 h4 39. Rh2 Rh6 40. Rh3 Rg8 41. Kf3 Rh5 42. a4 Ra8 43. Kg4 Rhh8 44. Rc3 h3 45. Rc7+ Ke6 46. f5+ Kf6 47. Nc3 Rad8 48. Kf3 h2 49. Ne4+ Kxf5 50. Nf2 h1Q+ 51. Nxh1 Rxh1 0-1

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.22"]
[Round "5.3"]
[White "Arztmann, Wolfgang"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2165"]
[BlackElo "2319"]
[PlyCount "82"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Raika Feffernitz"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 d6 7. a4 Kh8 8. h3 Ng8 9. d4 exd4 10. Nxd4 Nxd4 11. Qxd4 Bf6 12. Qd3 Be6 13. Nc3 c6 14. Be3 Qc7 15. Rad1 Rad8 16. Bd4 Qa5 17. Bxe6 fxe6 18. Qc4 Bxd4 19. Qxd4 e5 20. Qe3 Qb4 21. b3 Rf6 22. Rd2 Ne7 23. Na2 Qa5 24. c4 Ng6 25. Nc3 Nf4 26. Ne2 Rdf8 27. Red1 Rg6 28. Nxf4 exf4 29. Qf3 Qc5 30. Kh2 a5 31. Rd3 Kg8 32. R1d2 Qe5 33. Kh1 Re8 34. Rd4 Rf8 35. R2d3 h6 36. Qd1 f3 37. g3 Rff6 38. Kh2 Kh7 39. Re3 Rxg3 40. fxg3 f2 41. Rf3 Qxd4 0-1

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.21"]
[Round "4.3"]
[White "Rosenkilde, Alexander"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "A61"]
[WhiteElo "2197"]
[BlackElo "2319"]
[PlyCount "66"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Jetsmark"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4 Bg7 9. h3 0-0 10. e3 Re8 11. Bd3 Nbd7 12. Bxd6 Qb6 13. Bh2 Qxb2 14. Qc1 Qb4 15. Rb1 Nxd5 16. Rxb4 Bxc3+ 17. Nd2 cxb4 18. 0-0 Nc5 19. Bc2 Bd7 20. Nc4 b5 21. Rd1 bxc4 22. Rxd5 Rac8 23. Bd6 Nb3 24. Qb1 Be6 25. Rd1 Nd2 26. Qc1 Nb3 27. Qb1 Red8 28. Be7 Nd2 29. Qc1 Rd7 30. Bf6 Bxf6 31. Rxd2 Rxd2 32. Qxd2 c3 33. Qd1 b3 0-1

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.20"]
[Round "3.3"]
[White "Van Kerkhof, David"]
[Black "Danchevski, Orce"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2319"]
[BlackElo "2356"]
[PlyCount "62"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Asseko See"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "MKD"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nxc3 6. bxc3 Bd6 7. Nf3 Nc6 8. 0-0 0-0 9. d4 Qe8 10. Re1 Kh8 11. Rb1 Rb8 12. e4 Bg4 13. h3 Bxf3 14. Bxf3 b6 15. dxe5 Nxe5 16. Bg2 Rd8 17. Qc2 f6 18. Kh2 g5 19. f4 gxf4 20. gxf4 Nd3 21. Rf1 Nxc1 22. Rbxc1 Qh5 23. Rce1 Rg8 24. Qe2 Qh6 25. Qf3 Rde8 26. Kh1 Re7 27. Re2 Reg7 28. Kh2 Qh4 29. e5 Rg3 30. Qd5 Rxh3+ 31. Bxh3 Qg3+ 0-1

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.19"]
[Round "2.3"]
[White "Van Kerkhof, David"]
[Black "Freeman, Gordon"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2319"]
[BlackElo "2150"]
[PlyCount "81"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Gonzaga"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "IRL"]

1. c4 c6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Bg4 5. cxd5 Bxf3 6. Bxf3 cxd5 7. 0-0 e6 8. Nc3 Nc6 9. a3 Be7 10. d3 h5 11. h3 h4 12. g4 0-0 13. d4 Nh7 14. Bg2 f5 15. f4 fxg4 16. hxg4 g5 17. f5 exf5 18. gxf5 Bf6 19. Bxd5+ Kh8 20. e3 Qd6 21. Qg4 Bd8 22. Bg2 Bc7 23. Ne4 Qh2+ 24. Kf2 Rxf5+ 25. Qxf5 Bg3+ 26. Nxg3 Rf8 27. Qxf8+ Nxf8 28. Ne2 h3 29. Rg1 Ng6 30. e4 Nf4 31. Bxf4 gxf4 32. Rad1 hxg2 33. Rxg2 Qh4+ 34. Kg1 f3 35. Rh2 Qxh2+ 36. Kxh2 fxe2 37. Rh1 Nxd4 38. Kg3+ Kg7 39. Kf2 Kf6 40. Rh5 Ne6 41. Rh6+ 1-0

[Event "EU-Cup 31st"]
[Site "Skopje"]
[Date "2015.10.18"]
[Round "1.3"]
[White "Laznicka, Viktor"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A77"]
[WhiteElo "2676"]
[BlackElo "2319"]
[PlyCount "51"]
[EventDate "2015.10.18"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "MKD"]
[SourceTitle "CBM 169"]
[Source "ChessBase"]
[SourceDate "2015.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2015.11.10"]
[SourceQuality "1"]
[WhiteTeam "Novy Bor"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Be2 Bg7 8. Nf3 0-0 9. 0-0 Re8 10. Nd2 a6 11. a4 Nbd7 12. Qc2 Nh5 13. Bxh5 gxh5 14. Nd1 Ne5 15. h3 Qh4 16. Ra3 Bd7 17. f4 Ng6 18. Nc4 Bd4+ 19. Kh1 Qe7 20. f5 Ne5 21. Rg3+ Kh8 22. f6 Qf8 23. Nb6 Rac8 24. Rg7 c4 25. Nxd7 Nxd7 26. e5 1-0

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.10.10"]
[Round "2.8"]
[White "Dek, Lennart"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "2230"]
[BlackElo "2319"]
[PlyCount "83"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Be7 8. Nc3 0-0 9. 0-0 Re8 10. Nf3 Bf8 11. Bxd7 Qxd7 12. Nxe5 Qf5 13. d4 c5 14. Be3 Rad8 15. Qb5 cxd4 16. Bxd4 Rxe5 17. Bxe5 Qxe5 18. Qxa5 Ng4 19. g3 Rd6 20. Qa4 Qh5 21. h4 Ne5 22. Qe4 Rg6 23. Kg2 Rg4 24. f4 Ng6 25. Ne2 Nxh4+ 26. Kf2 Nf5 27. Rh1 Qg6 28. Ke1 h5 29. Rd1 h4 30. d6 Bxd6 31. Rd5 Nxg3 32. Qe8+ Kh7 33. Nxg3 Bxf4 34. Rh5+ Bh6 35. Rxh6+ gxh6 36. Ne2 Re4 37. Qd7 Rxe2+ 38. Kxe2 Qe4+ 39. Kd2 Qxh1 40. Qxf7+ Kh8 41. Qf8+ Kh7 42. Qf7+ 1/2-1/2

[Event "NED CupT"]
[Site "Haren"]
[Date "2015.05.14"]
[Round "2.4"]
[White "Schippers, Maurice"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "C63"]
[WhiteElo "2221"]
[BlackElo "2319"]
[PlyCount "110"]
[EventDate "2015.05.14"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Groningen"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d4 fxe4 5. Bxc6 dxc6 6. Nxe5 Nf6 7. Nc3 c5 8. Be3 cxd4 9. Qxd4 Qxd4 10. Bxd4 Be6 11. 0-0-0 0-0-0 12. Rhe1 c5 13. Be3 Rxd1+ 14. Rxd1 Be7 15. Na4 b6 16. Nc6 Re8 17. Nxa7+ Kb7 18. Nb5 Kc6 19. Nac3 h6 20. h3 Bf5 21. a4 Rd8 22. Na3 Rxd1+ 23. Kxd1 Bd6 24. Nc4 Bc7 25. Ke2 Be6 26. Nd2 Be5 27. Ndb1 Bc4+ 28. Ke1 g5 29. b3 Be6 30. Ne2 Nd5 31. Nd2 Nc3 32. Kf1 Bd5 33. h4 gxh4 34. Bxh6 e3 35. Nc4 Bxc4 36. bxc4 Nxa4 37. Bxe3 Bf6 38. Bc1 b5 39. cxb5+ Kxb5 40. f4 Kc4 41. Kf2 Nc3 42. Ke3 Nd5+ 43. Ke4 Nb4 44. c3 Nd5 45. Bd2 Bh8 46. Be1 Nf6+ 47. Kf5 Kd3 48. Ng1 Nd5 49. Bxh4 Ne3+ 50. Ke6 Nxg2 51. Bg5 Nxf4+ 52. Bxf4 Bxc3 53. Kd5 Bd4 54. Nf3 Ke2 55. Nxd4+ cxd4 1/2-1/2

[Event "NED CupT"]
[Site "Haren"]
[Date "2015.05.14"]
[Round "1.3"]
[White "Van Kerkhof, David"]
[Black "Wemmers, Xander"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2319"]
[BlackElo "2332"]
[PlyCount "153"]
[EventDate "2015.05.14"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Paul Keres"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 Re8 7. Bf1 h6 8. a3 Bf8 9. b4 a6 10. Bb2 d6 11. Nbd2 g6 12. c4 Bg7 13. Nb3 b6 14. Qc2 Bb7 15. Rad1 a5 16. Bc3 axb4 17. axb4 Qd7 18. Ra1 Rxa1 19. Rxa1 Ra8 20. Rxa8+ Bxa8 21. Qa2 Bb7 22. Ne1 Qc8 23. Nc2 Nd8 24. Ne3 Qa8 25. Qxa8 Bxa8 26. f3 Ne6 27. Kf2 Kf8 28. g3 h5 29. Nc2 Ke8 30. Bh3 Bb7 31. Bd2 Bc6 32. Ke2 Ba4 33. Nba1 Bd7 34. Bg2 h4 35. Be3 hxg3 36. hxg3 Nh5 37. Bf2 Bh6 38. Nb3 Kd8 39. b5 f5 40. Nb4 fxe4 41. dxe4 Neg7 42. Nd5 Ne8 43. Na1 Nef6 44. Nxf6 Nxf6 45. Nc2 Be6 46. Kd3 Nd7 47. Nb4 Bc1 48. Nd5 Ba3 49. Be3 Nc5+ 50. Kc3 Bxd5 51. exd5 Nd7 52. Bg5+ Ke8 53. Bh3 Bc5 54. Be6 Bd4+ 55. Kd2 Bf2 56. g4 Nc5 57. Bc8 e4 58. Ke2 Bd4 59. f4 Nb3 60. f5 gxf5 61. Bxf5 Na5 62. Bxe4 Nxc4 63. Bg6+ Kd7 64. Bf5+ Ke8 65. Bg6+ Kd7 66. Bf5+ Ke8 67. Bg6+ Kd7 68. Bf5+ Ke8 69. Kd3 Ne5+ 70. Kxd4 Nf3+ 71. Ke3 Nxg5 72. Kf4 Nh3+ 73. Kg3 Ng5 74. Kf4 Nh3+ 75. Kg3 Ng5 76. Kf4 Nh3+ 77. Kg3 1/2-1/2

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.04.25"]
[Round "9.6"]
[White "Van der Put, Frank"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "D76"]
[WhiteElo "2201"]
[BlackElo "2327"]
[PlyCount "61"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. g3 g6 3. c4 Bg7 4. Nf3 0-0 5. Bg2 d5 6. cxd5 Nxd5 7. 0-0 Nb6 8. Nc3 Nc6 9. d5 Na5 10. e4 c6 11. Nd4 Bd7 12. Nb3 Nxb3 13. Qxb3 cxd5 14. exd5 Rc8 15. a4 Nc4 16. Re1 Na5 17. Qb4 Re8 18. Bg5 Rc4 19. Qa3 Bxc3 20. bxc3 f6 21. Bf4 Rxa4 22. Qb2 Rxa1 23. Rxa1 b6 24. h4 Bg4 25. Qa2 Kg7 26. c4 Qc8 27. Rc1 Qf5 28. c5 Rc8 29. Qa3 e5 30. Be3 Bf3 31. Bxf3 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.04.11"]
[Round "8.8"]
[White "Van Kerkhof, David"]
[Black "Vedder, Henk"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2327"]
[BlackElo "2382"]
[PlyCount "72"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d3 b5 3. Nf3 Bb7 4. g3 d5 5. Nbd2 c5 6. Bg2 Nf6 7. Qe2 Nc6 8. 0-0 Be7 9. c3 0-0 10. Re1 Qb6 11. Nf1 c4 12. exd5 cxd3 13. Qxd3 Nxd5 14. Ne3 Nf6 15. Bd2 Rfd8 16. Qe2 Ne4 17. Rad1 Nxd2 18. Rxd2 Rxd2 19. Qxd2 Rd8 20. Qc2 h6 21. Ng4 Qc5 22. Qe4 Ba8 23. Qe2 a6 24. h3 Bd6 25. Kh2 Ne7 26. Nge5 Bxf3 27. Nxf3 Nf5 28. Rd1 h5 29. Nd4 h4 30. Nxf5 Qxf5 31. Rd4 Be7 32. Rxd8+ Bxd8 33. Qf3 Qc5 34. Qa8 Qd6 35. Qc6 Qxc6 36. Bxc6 Kf8 1/2-1/2

[Event "Neckar op-A 19th"]
[Site "Deizisau"]
[Date "2015.04.05"]
[Round "6"]
[White "Collins, Sam E"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "2485"]
[BlackElo "2346"]
[PlyCount "133"]
[EventDate "2015.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Qd3 Nd4 8. Nxd4 Bxd4 9. Nd2 a6 10. Bc4 Qe7 11. a4 d6 12. a5 Be6 13. Nf3 Ba7 14. Ra3 0-0 15. Be3 Bxe3 16. Bxe6+ Qxe6 17. Qxe3 c6 18. Qb3 Qxb3 19. Rxb3 Rf7 20. Ng5 Rd7 21. f3 Re8 22. Rd1 Kf8 23. h4 Ke7 24. Kf1 Kd8 25. Ke2 Kc7 26. Ra3 g6 27. Nh3 Nh5 28. Ke3 Rf8 29. Rg1 Nf4 30. Nf2 Rdf7 31. Raa1 Rd8 32. Rad1 Rdf8 33. Rd2 Ne6 34. c3 Nc5 35. b4 Ne6 36. Nd3 Rd8 37. Rgd1 Rfd7 38. Kf2 Rf7 39. Ke3 Rfd7 40. Ke2 Rf7 41. Kf2 Rfd7 42. Ke3 Rf7 43. Nb2 Rfd7 44. Nc4 Nf4 45. Kf2 Ne6 46. Ke2 Nf4+ 47. Ke3 Ne6 48. Rh1 Nf4 49. Kf2 Nh5 50. Rc1 Nf4 51. g3 Nh5 52. Rcd1 Ng7 53. Ke3 Nh5 54. Kf2 Ng7 55. Rd3 Nh5 56. Nb6 Rf7 57. c4 Rdf8 58. c5 dxc5 59. bxc5 Nf6 60. Ke2 Re7 61. g4 Ref7 62. g5 Nh5 63. Rd7+ Rxd7 64. Rxd7+ Kb8 65. Rxh7 Nf4+ 66. Ke3 Rd8 67. Nd7+ 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.03.21"]
[Round "7.10"]
[White "Van der Heijden, Ton"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2295"]
[BlackElo "2327"]
[PlyCount "87"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. Bg5 e6 6. cxd5 exd5 7. e3 Be7 8. Bd3 h6 9. Bf4 0-0 10. Nge2 c5 11. g4 Nc6 12. a3 cxd4 13. exd4 Ne4 14. Nxe4 dxe4 15. Bxe4 Rc8 16. Qd3 Bf6 17. Rd1 Re8 18. f3 Qe7 19. Kf2 Rcd8 20. d5 Ne5 21. Bxe5 Qxe5 22. Nc3 h5 23. h3 Qf4 24. Ne2 Qe5 25. Nc3 Bh4+ 26. Ke2 Bg5 27. h4 Be7 28. g5 Bc5 29. Kd2 Rc8 30. Kc2 b5 31. Rhe1 Qh2+ 32. Re2 Qxh4 33. Qxb5 Bb6 34. Bh7+ Kf8 35. Qd3 Qxg5 36. Be4 f5 37. f4 fxe4 38. Rxe4 Qf6 39. Kb1 Kg8 40. Rde1 Rxe4 41. Nxe4 Qd4 42. Qh3 Qxd5 43. Ng5 h4 44. Qxc8+ 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.03.07"]
[Round "6.10"]
[White "Van Kerkhof, David"]
[Black "Hulshof, Peter"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2327"]
[BlackElo "2185"]
[PlyCount "97"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Groningen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 Nf6 6. e5 Ne4 7. Nxe4 dxe4 8. Ng5 c5 9. Bc4 0-0 10. c3 cxd4 11. cxd4 Nc6 12. Be3 Qa5+ 13. Kf1 h6 14. Nxe4 Bf5 15. Ng3 Rad8 16. Nxf5 gxf5 17. f4 e6 18. g4 Qb4 19. Qb3 Qxb3 20. axb3 Nxd4 21. Rxa7 b5 22. Be2 f6 23. exf6 Bxf6 24. Rg1 fxg4 25. Rxg4+ Kh8 26. Rg6 Nf5 27. Bf2 Bd4 28. Rb7 Bxf2 29. Kxf2 Rd4 30. Rxe6 Rxf4+ 31. Ke1 Nd4 32. Rxh6+ Kg8 33. Bxb5 Re4+ 34. Kd2 Nxb5 35. Rg6+ Kh8 36. Rxb5 Rd8+ 37. Kc3 Re3+ 38. Kb4 Rxh3 39. Ka4 Ra8+ 40. Ra5 Rh4+ 41. b4 Rb8 42. Ka3 Kh7 43. Rg1 Rbxb4 44. Rh5+ Rxh5 45. Kxb4 Rh4+ 46. Ka5 Rh5+ 47. Ka4 Rf5 48. b4 Rf8 49. b5 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.02.07"]
[Round "5.10"]
[White "Rietveld, Renze"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "2223"]
[BlackElo "2327"]
[PlyCount "50"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. Bxc6 bxc6 7. Nxe5 Qe7 8. Nd3 Qxe4+ 9. Qe2 Qxe2+ 10. Kxe2 Ba6 11. f3 0-0-0 12. Kd1 Nd5 13. Bd2 g6 14. Nc3 Bg7 15. Nxd5 cxd5 16. Rb1 Rde8 17. h4 d6 18. h5 Kd7 19. Rh4 Bf6 20. Rh3 g5 21. h6 Rhg8 22. Rh5 Re6 23. b3 Rge8 24. Nc1 Bf1 25. Bxg5 Bc3 0-1

[Event "BL2-Nord 1415"]
[Site "Germany"]
[Date "2015.02.01"]
[Round "6.6"]
[White "Kololli, Kevin"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "2161"]
[BlackElo "2344"]
[PlyCount "54"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Luebeck"]
[BlackTeam "Berlin Kreuzberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Be2 exd4 8. Qxd4 d5 9. Qxg7 Bf6 10. Qg3 dxe4 11. Nd4 Ne7 12. Nb5 Nd5 13. c4 a6 14. cxd5 axb5 15. Nc3 b4 16. Nb5 Bxa1 17. Nxc7+ Ke7 18. Bg5+ f6 19. Be3 Bc3+ 20. Kf1 Rg8 21. Bc5+ Kf7 22. Bh5+ Rg6 23. Nxa8 Qxd5 24. Qc7+ Bd7 25. g3 Be5 26. Qxa5 Bh3+ 27. Kg1 e3 0-1

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.12.13"]
[Round "4.8"]
[White "Van Kerkhof, David"]
[Black "Kevlishvili, Robby"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2327"]
[BlackElo "2313"]
[PlyCount "108"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Rotterdam"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 Nbd7 6. Bb5 a6 7. Bxd7+ Nxd7 8. Qe2 e6 9. 0-0 Qc7 10. Nf3 Nf6 11. b3 Be7 12. Bb2 0-0 13. Ne4 Nd5 14. c4 Nb4 15. d4 cxd4 16. Nxd4 e5 17. Nf3 f6 18. Rfd1 Bf5 19. a3 Nc6 20. Nc3 Bc5 21. Nd5 Qf7 22. b4 Ba7 23. c5 Rad8 24. Ne3 Be6 25. Nd2 Bb8 26. Rac1 Rfe8 27. Ndc4 Nd4 28. Qf1 Qh5 29. Nd6 Bxd6 30. cxd6 Ne2+ 31. Kh1 Nxc1 32. Bxc1 Rd7 33. b5 axb5 34. Qxb5 Red8 35. Qc5 Bb3 36. Re1 Rxd6 37. h3 b6 38. Qb4 Be6 39. Kg1 Qf7 40. Bb2 Qc7 41. Qb5 Qc6 42. Qb4 Qc5 43. Rc1 Qxb4 44. axb4 Rc8 45. Rxc8+ Bxc8 46. Kf1 Rd2 47. Bc3 Ba6+ 48. Kg1 Rd3 49. Be1 Kf7 50. g4 Ke6 51. Kg2 g6 52. Kf3 f5 53. gxf5+ gxf5 54. Kg2 h5 0-1

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.11.22"]
[Round "3.8"]
[White "Buckels, Valentin"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2210"]
[BlackElo "2327"]
[PlyCount "106"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Voerendaal"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Bd3 0-0 7. Nge2 Ne8 8. Ng3 Bg5 9. 0-0 g6 10. Qc2 Ng7 11. a3 Nd7 12. b4 Kh8 13. Rb1 Bxc1 14. Qxc1 f5 15. exf5 gxf5 16. f3 Qh4 17. Qc2 Nb6 18. bxc5 dxc5 19. Qf2 Nd7 20. Nge4 Qxf2+ 21. Nxf2 b6 22. Nb5 Ne8 23. Rfe1 a6 24. Nc3 Nd6 25. Bf1 Kg7 26. Na4 Rb8 27. Nd3 Re8 28. Rbc1 a5 29. g3 Ba6 30. Nab2 Kf6 31. a4 Re7 32. Nf2 Rg8 33. Bd3 h5 34. Kh1 Nf8 35. f4 e4 36. Be2 Rh7 37. Rc3 h4 38. g4 Ng6 39. g5+ Ke7 40. Nh3 Kd7 41. Nd1 Kc7 42. Ne3 Bc8 43. Bd1 Bd7 44. Bc2 Re8 45. Bb3 Rg8 46. Rf1 Re8 47. Kg2 Rg8 48. Kf2 Re8 49. Ke2 Rg8 50. Kf2 Re8 51. Ke2 Rg8 52. Kf2 Re8 53. Ke2 Rg8 1/2-1/2

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.11.01"]
[Round "2.9"]
[White "Van Kerkhof, David"]
[Black "Roobol, Martin"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2327"]
[BlackElo "2339"]
[PlyCount "47"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 Nd7 6. e5 c5 7. Bc4 cxd4 8. Ng5 Nh6 9. Bxf7+ Nxf7 10. Ne6 Qa5 11. Nxg7+ Kf8 12. Ne6+ Kg8 13. Qxd4 dxe5 14. Qd5 Qxd5 15. Nxd5 h6 16. 0-0 Kh7 17. fxe5 Ndxe5 18. Nec7 Ra7 19. Bf4 b5 20. Rae1 e6 21. Bxe5 Nxe5 22. Rxe5 exd5 23. Rf7+ Kg8 24. Ree7 1-0

[Event "EU-Cup 30th"]
[Site "Bilbao"]
[Date "2014.09.19"]
[Round "6.6"]
[White "Pergel, Laszlo"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2241"]
[BlackElo "2327"]
[PlyCount "81"]
[EventDate "2014.09.14"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 163"]
[Source "ChessBase"]
[SourceDate "2014.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.11"]
[SourceQuality "1"]
[WhiteTeam "Szombathely"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 Nxe4 7. cxd4 d5 8. dxc5 dxc4 9. Qe2 Qd3 10. Re1 f5 11. Nbd2 0-0 12. Nxe4 fxe4 13. Qxe4 Bf5 14. Qh4 Rae8 15. Bf4 Nd4 16. Nxd4 Qxd4 17. Qg3 Bg6 18. Be5 Qxc5 19. Bxc7 Qb5 20. Be5 Re7 21. Bd6 Rxe1+ 22. Rxe1 Re8 23. Rxe8+ Qxe8 24. Qe5 Qxe5 25. Bxe5 Kf7 26. f3 Bb1 27. a3 g6 28. Kf2 Ke6 29. Bb8 a6 30. Ke3 Bd3 31. Bc7 h5 32. g4 Bf1 33. Kf4 Be2 34. Bb6 Kf7 35. h4 Ke6 36. gxh5 gxh5 37. Ke4 Bd3+ 38. Kf4 Be2 39. Ke4 Bd3+ 40. Kf4 Be2 41. Ke4 1/2-1/2

[Event "EU-Cup 30th"]
[Site "Bilbao"]
[Date "2014.09.14"]
[Round "1.6"]
[White "Van Kerkhof, David"]
[Black "Hracek, Zbynek"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "2327"]
[BlackElo "2638"]
[PlyCount "108"]
[EventDate "2014.09.14"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 163"]
[Source "ChessBase"]
[SourceDate "2014.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.11"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Novy Bor"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "CZE"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Be2 d6 8. Qa4+ c6 9. dxe5 dxe5 10. Nxe5 Nf6 11. 0-0 Qc7 12. f4 0-0 13. Nd2 b6 14. Bb2 Bb7 15. Qc2 Rad8 16. Bd3 Bc5+ 17. Kh1 Be3 18. Rae1 Bxd2 19. Qxd2 Nd7 20. Qe2 Nxe5 21. fxe5 Bc8 22. c4 c5 23. Rf4 Nc6 24. Rh4 Qe7 25. Qh5 h6 26. e6 Qxe6 27. Re3 f6 28. Rg3 Rxd3 29. Rxd3 Qxc4 30. Qd5+ Qxd5 31. exd5 Nb4 32. Rd2 Rd8 33. d6 Be6 34. Re4 Kf7 35. a3 Nd5 36. Kg1 Rxd6 37. Re1 Rc6 38. Kf2 c4 39. Bd4 a6 40. a4 b5 41. axb5 axb5 42. Ra2 c3 43. Ra7+ Kg6 44. Ra5 Nf4 45. Re3 c2 46. Rg3+ Kh7 47. Bb2 c1Q 48. Bxc1 Rxc1 49. Rxb5 Rc2+ 50. Ke3 g5 51. h4 Kg6 52. hxg5 hxg5 53. Ra5 Nxg2+ 54. Kd3 Rb2 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.05.10"]
[Round "9.10"]
[White "Van Kerkhof, David"]
[Black "Michielsen, Joost"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2310"]
[BlackElo "2356"]
[PlyCount "79"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 Nge7 5. Bg2 g6 6. d4 cxd4 7. Nxd4 a6 8. Nxc6 Nxc6 9. h4 Bg7 10. h5 b5 11. a4 Bb7 12. axb5 axb5 13. Rxa8 Qxa8 14. 0-0 0-0 15. Re1 Rc8 16. h6 Bf6 17. Nc3 Nd4 18. Be3 Nxc2 19. Qxc2 b4 20. Bd2 bxc3 21. Bxc3 Bxc3 22. bxc3 Qa5 23. Rb1 Bc6 24. Qd2 Qe5 25. Qd4 f6 26. Rb6 Ra8 27. Rb1 Rf8 28. Qxe5 fxe5 29. Ra1 g5 30. Ra5 Kf7 31. Rxe5 Kg6 32. Rc5 Kxh6 33. e5 Bxg2 34. Kxg2 Kg6 35. Rc7 Rf7 36. g4 h5 37. gxh5+ Kf5 38. Kg3 Rh7 39. f3 Rxh5 40. Rxd7 1/2-1/2

[Event "Neckar op-A 18th"]
[Site "Deizisau"]
[Date "2014.04.21"]
[Round "9"]
[White "Van Kerkhof, David"]
[Black "Enchev, Ivajlo"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2293"]
[BlackElo "2443"]
[PlyCount "67"]
[EventDate "2014.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. Bd3 Bb7 7. e5 e6 8. 0-0 Ne7 9. Ne4 Nf5 10. c3 h5 11. a4 b4 12. a5 0-0 13. Qe2 Qc8 14. Be3 bxc3 15. bxc3 Nxe3 16. Qxe3 Bxe4 17. Qxe4 d5 18. Qe2 c5 19. Rfb1 Qc7 20. Rb6 c4 21. Bc2 Nc6 22. Ng5 Bh6 23. Bxg6 fxg6 24. Nxe6 Qd7 25. Nxf8 Bxf8 26. f5 gxf5 27. Qxh5 Bg7 28. Rf1 Ne7 29. Rf3 Qa4 30. h3 Qxa5 31. Rb7 Qd8 32. Qg5 Kf8 33. Rg3 Bh8 34. Qh6+ 1-0

[Event "Neckar op-A 18th"]
[Site "Deizisau"]
[Date "2014.04.18"]
[Round "3"]
[White "Ivanisevic, Ivan"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2624"]
[BlackElo "2293"]
[PlyCount "33"]
[EventDate "2014.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. f3 Nc6 4. Nc3 e6 5. e4 d5 6. e5 Ng8 7. cxd5 exd5 8. Bb5 Qd7 9. Nge2 a6 10. Ba4 Bb4 11. 0-0 Nge7 12. Nf4 b5 13. Bb3 Nxd4 14. Qxd4 c5 15. e6 fxe6 16. Qxg7 Ng6 17. Qh6 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.04.12"]
[Round "8.9"]
[White "Van Kerkhof, David"]
[Black "Boer, Alef"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2310"]
[BlackElo "2160"]
[PlyCount "51"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Groningen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 Nxe4 7. Qf3 f5 8. Bd2 Nxd2 9. Kxd2 0-0 10. d6 Bxd6 11. Bc4+ Kh8 12. Nf7+ Rxf7 13. Bxf7 Be5 14. Rae1 d6 15. Kc1 c6 16. h4 a5 17. a4 Ra6 18. h5 Qf8 19. Bb3 Qf6 20. g3 Bd7 21. Kb1 Ra8 22. Qe3 Qf8 23. h6 g6 24. f4 Bf6 25. Qb6 Qc8 26. Rxe7 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.03.29"]
[Round "7.9"]
[White "Besseling, Michiel"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2195"]
[BlackElo "2310"]
[PlyCount "124"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. d5 e6 5. a3 Bd6 6. g3 0-0 7. Bg2 Re8 8. Nh3 Be5 9. Bd2 b5 10. Qb3 c6 11. Nf4 Qb6 12. c5 Qxc5 13. Nd3 Qd6 14. dxc6 Nxc6 15. Nxb5 Qb8 16. Nxe5 Nxe5 17. Bxb7 Qxb7 18. 0-0 Reb8 19. a4 a6 20. Qc3 axb5 21. Qxe5 bxa4 22. Bc3 Qb5 23. Rfd1 Qxe5 24. Bxe5 Rb5 25. Bxf6 gxf6 26. Ra2 d5 27. Rda1 Kg7 28. Rxa4 Rxa4 29. Rxa4 Rxb2 30. e3 f5 31. Ra7 Kf6 32. Kg2 Rd2 33. Ra6 Kg5 34. Ra7 Kg6 35. Ra6 Rb2 36. Kf3 h5 37. h4 Kf6 38. Ra8 Kg7 39. Kg2 Rd2 40. Kf1 d4 41. exd4 Rxd4 42. f4 f6 43. Ra7+ Kg6 44. Ra6 Kf7 45. Ra7+ Kg6 46. Ra6 Re4 47. Kf2 e5 48. fxe5 Rxe5 49. Kf3 Re4 50. Ra7 Rg4 51. Ra8 Kh6 52. Ra6 Kg7 53. Ra7+ Kg6 54. Ra8 f4 55. gxf4 Rxh4 56. Kg3 Rg4+ 57. Kf3 Kh6 58. Ke4 Kg6 59. Kf3 f5 60. Ra6+ Kg7 61. Ra5 Kg6 62. Ra6+ Kg7 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.03.08"]
[Round "6.9"]
[White "Van Kerkhof, David"]
[Black "Rijnaarts, Sjef"]
[Result "1/2-1/2"]
[ECO "B83"]
[WhiteElo "2354"]
[BlackElo "2292"]
[PlyCount "116"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Apeldoorn"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 Be7 7. 0-0 0-0 8. f4 Nc6 9. Be3 Bd7 10. Kh1 Qc7 11. Qe1 Rfd8 12. Qg3 a6 13. Rae1 Be8 14. Bf3 Rac8 15. e5 dxe5 16. Nxc6 Bxc6 17. fxe5 Nd5 18. Bh6 Bf8 19. Ne4 f5 20. Nd6 Rxd6 21. exd6 Bxd6 22. Qh4 gxh6 23. Rxe6 Nf4 24. Rxh6 Ng6 25. Qf6 Bf8 26. Qe6+ Kg7 27. Rh5 f4 28. Bxc6 Qxc6 29. Qh3 Qxc2 30. Rxh7+ Kg8 31. Rxb7 Rc7 32. Qe6+ Kh7 33. Qxa6 Bd6 34. Rxc7+ Bxc7 35. Qe6 Be5 36. b4 Kh6 37. b5 Qe2 38. Rb1 Kg5 39. h3 Kh6 40. Qd5 Nh4 41. Rc1 f3 42. Qe6+ Ng6 43. Qg4 Qb2 44. Rf1 f2 45. a4 Bd4 46. Kh2 Ne5 47. Qe4 Kg5 48. Rd1 Bb6 49. h4+ Kf6 50. Qf4+ Ke7 51. Qg5+ Ke6 52. Qh6+ Kf5 53. Qh5+ Ke4 54. Qh7+ Ke3 55. Qh6+ Ke2 56. Qh5+ Ke3 57. Qh6+ Ke2 58. Qh5+ Ke3 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.02.08"]
[Round "5.9"]
[White "Dirksen, Marieke"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "C63"]
[WhiteElo "1998"]
[BlackElo "2310"]
[PlyCount "79"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "ESG Max Euwe"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. Qe2 Bb4+ 7. c3 Bc5 8. Bg5 Qe7 9. Nbd2 a6 10. Bc4 d6 11. b4 Ba7 12. 0-0 Nd8 13. Be3 Ne6 14. Bxa7 Rxa7 15. Bb3 0-0 16. Ng5 Kh8 17. Nxe6 Bxe6 18. Bxe6 Qxe6 19. c4 a5 20. b5 Raa8 21. Rac1 Nd7 22. Rc3 Rf6 23. Nf3 Qg4 24. Nd4 Qxe2 25. Nxe2 Raf8 26. f3 b6 27. Rd1 Nc5 28. Rc2 h5 29. Ng3 g6 30. h3 Kh7 31. Re2 Ne6 32. Kf2 Kh6 33. Re3 R6f7 34. Ne2 Rf6 35. Rc3 R6f7 36. Re3 Kg5 37. Rh1 Kh6 38. Rd1 Ng5 39. Rd5 Ne6 40. Rd1 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.01.04"]
[Round "4.8"]
[White "De Groote, Jesper"]
[Black "Van Kerkhof, David"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "2131"]
[BlackElo "2310"]
[PlyCount "108"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Nc3 d6 8. Nh4 Be6 9. Nf5 Qd7 10. Ne3 Qf7 11. Ned5 0-0 12. Be3 Nd4 13. Bc4 Kh8 14. Bb3 Ng8 15. Ne2 c6 16. Ndc3 Nxb3 17. axb3 Bxe3 18. fxe3 Qxf1+ 19. Qxf1 Rxf1+ 20. Kxf1 Nf6 21. h3 Kg8 22. Ng3 g6 23. Ke2 Kf7 24. Kd3 Ke7 25. Nb1 a6 26. Nd2 Rd8 27. Nf3 Bg8 28. Ke2 Ke6 29. Ra4 Nd7 30. Nd2 h6 31. Ra1 Bh7 32. Rf1 Nf6 33. Ra1 d5 34. exd5+ cxd5 35. Ra4 g5 36. c3 Nd7 37. b4 Nf6 38. Ra1 d4 39. e4 dxc3 40. bxc3 h5 41. Rf1 h4 42. Nf5 Rxd2+ 43. Kxd2 Nxe4+ 44. Ke3 Bxf5 45. c4 Nf6 46. Rd1 Be4 47. Rd2 Bc6 48. c5 Nd5+ 49. Kf2 Nf4 50. Rd6+ Kf5 51. Rd8 Bxg2 52. Rf8+ Ke4 53. Rf7 Kd4 54. Rg7 Be4 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2013.12.07"]
[Round "3.10"]
[White "Van Kerkhof, David"]
[Black "Van Haastert, Edwin"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2310"]
[BlackElo "2421"]
[PlyCount "114"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 Nge7 7. 0-0 0-0 8. Re1 Qc7 9. Qe2 f6 10. Nf1 d4 11. Bh3 Bd7 12. Nh4 g5 13. Ng2 Ng6 14. c4 Rae8 15. Qh5 b6 16. Bd2 Nce5 17. Qe2 f5 18. exf5 exf5 19. Bxg5 Bc6 20. Nd2 Nf3+ 21. Qxf3 Bxf3 22. Nxf3 Qc6 23. Ngh4 f4 24. Be6+ Rxe6 25. Rxe6 fxg3 26. hxg3 Rxf3 27. Nxf3 Qxf3 28. Rxd6 Ne5 29. Rf6 Qxd3 30. Bf4 Ng4 31. Re6 Qf3 32. Rf1 h5 33. Bd6 Qf7 34. Ree1 Qxc4 35. Re8+ Kf7 36. Rfe1 d3 37. R8e7+ Kf6 38. Bf4 Qd4 39. R1e6+ Kf5 40. Be3 d2 41. Bxd4 d1Q+ 42. Re1 Qxd4 43. R1e2 b5 44. Kg2 c4 45. a3 a5 46. Re8 b4 47. axb4 axb4 48. Rf8+ Nf6 49. Rb8 c3 50. bxc3 bxc3 51. Rc8 Nd5 52. Ree8 h4 53. gxh4 Qg4+ 54. Kf1 c2 55. Rf8+ Ke5 56. Rfe8+ Kd4 57. Re2 Qxc8 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2013.11.02"]
[Round "2.9"]
[White "Van Kerkhof, David"]
[Black "Vedder, Richard"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "2310"]
[BlackElo "2267"]
[PlyCount "82"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 h6 9. Ne4 Nd5 10. 0-0 Be7 11. Re1 0-0 12. Bf1 f5 13. Nec3 Qc7 14. d3 Nb7 15. Nxd5 cxd5 16. c4 d4 17. Nd2 Bf6 18. Rb1 a5 19. b3 Nc5 20. a3 Bb7 21. b4 axb4 22. axb4 Na4 23. Bb2 Nxb2 24. Rxb2 Rae8 25. Nb3 Be7 26. Na5 Ba8 27. Qa4 e4 28. c5 Bd5 29. dxe4 fxe4 30. Bc4 Bxc4 31. Nxc4 e3 32. fxe3 Bh4 33. Reb1 dxe3 34. Nd6 Bf2+ 35. Kh1 Re5 36. Re2 Qe7 37. Rf1 Qh4 38. Qd7 Qh5 39. Rexf2 exf2 40. h3 Re1 41. Qb5 Qd1 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2013.09.21"]
[Round "1.9"]
[White "Bus, Tom"]
[Black "Van Kerkhof, David"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2103"]
[BlackElo "2310"]
[PlyCount "43"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Voerendaal"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 e5 5. e4 0-0 6. Nge2 Nc6 7. 0-0 d6 8. d3 a6 9. h3 b5 10. Nd5 Nxd5 11. cxd5 Nd4 12. Nxd4 exd4 13. Bd2 Bd7 14. Ba5 Qb8 15. Qd2 c5 16. dxc6 Bxc6 17. Rac1 Qb7 18. f4 Rac8 19. Rc2 Bd7 20. Rfc1 Rxc2 21. Rxc2 Rc8 22. Bb4 1/2-1/2

[Event "Vienna op 18th"]
[Site "Vienna"]
[Date "2013.08.25"]
[Round "9"]
[White "Cherniaev, Alexander"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2451"]
[BlackElo "2290"]
[PlyCount "137"]
[EventDate "2013.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. Qa4+ Bd7 5. Qb3 dxc4 6. Qxc4 Bg7 7. e4 0-0 8. e5 Be6 9. exf6 Bxc4 10. fxg7 Kxg7 11. Bxc4 Nc6 12. d3 Na5 13. 0-0 a6 14. Be3 Rc8 15. Rfd1 b5 16. Bb3 c5 17. Ne4 Nxb3 18. axb3 Qd5 19. Rac1 c4 20. Nc3 Qb7 21. bxc4 bxc4 22. d4 Qxb2 23. Na4 Qb5 24. Nc5 Rfd8 25. Re1 Rd5 26. h4 f6 27. Ra1 c3 28. Reb1 Qc4 29. Kh2 c2 30. Rb6 a5 31. Rc1 a4 32. Rb2 Rdxc5 33. dxc5 a3 34. Rbxc2 Qb3 35. Rd2 e5 36. Ra1 Qc3 37. Rda2 Ra8 38. Rc1 Qb3 39. Rca1 Qc3 40. Rc1 Qb3 41. Rcc2 Kf7 42. Rd2 Ra4 43. g3 Ke8 44. Ne1 Rc4 45. Ra1 Ra4 46. Nd3 h5 47. Nc1 Qc4 48. Na2 g5 49. Rc1 Qg4 50. hxg5 h4 51. c6 hxg3+ 52. fxg3 Ra8 53. c7 e4 54. Rf2 Kd7 55. c8Q+ Rxc8 56. Rxc8 Kxc8 57. gxf6 Qh5+ 58. Kg2 Qf7 59. Nc3 Kd7 60. Bd4 Kc6 61. Nd1 Kd5 62. Ba1 Kc4 63. Ne3+ Kd3 64. Ng4 Qd5 65. f7 e3+ 66. Rf3 Qa2+ 67. Nf2+ Ke2 68. f8Q Qxa1 69. Ng4 1-0

[Event "Vienna op 18th"]
[Site "Vienna"]
[Date "2013.08.24"]
[Round "8"]
[White "Van Kerkhof, David"]
[Black "Moser, Eva"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2290"]
[BlackElo "2433"]
[PlyCount "141"]
[EventDate "2013.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. Nh3 Ne7 10. Nf4 Nbc6 11. Nh5 Rg8 12. Be2 Bd7 13. 0-0 0-0-0 14. Qc1 Rdf8 15. Bg5 Kb8 16. Qd2 Be8 17. g4 Nc8 18. Kh1 Nb6 19. f4 Qa5 20. a4 Nxa4 21. Ra3 b5 22. f5 Bd7 23. f6 g6 24. Nf4 Bc8 25. Bh6 Rd8 26. Nh3 Rd7 27. Ng5 Rb7 28. Rfa1 Qb6 29. Rd1 Qc7 30. Bf3 a5 31. Bg7 Nb6 32. Nxh7 b4 33. Raa1 b3 34. Rdb1 a4 35. h4 Ra7 36. h5 gxh5 37. gxh5 Nd7 38. h6 Ndxe5 39. dxe5 Nxe5 40. Ng5 Nxf3 41. Nxf3 d4 42. cxb3 cxb3 43. cxd4 Bb7 44. Kg2 Be4 45. Re1 Qc2 46. Kg3 b2 47. Ra2 Qc7+ 48. Ne5 b1Q 49. Rxb1+ Bxb1 50. Ra1 Qb7 51. Qc1 Be4 52. h7 Bxh7 53. Nc6+ Ka8 54. Nxa7 Qxa7 55. Qh1+ Qb7 56. Qxh7 Qb3+ 57. Kg4 Rd8 58. Qe4+ Rd5 59. Bf8 Qc4 60. Bc5 Kb8 61. Rb1+ Kc8 62. Re1 a3 63. Qf4 a2 64. Ba7 e5 65. dxe5 Qb3 66. e6 Rd1 67. exf7 a1Q 68. f8Q+ Kb7 69. Q8b8+ Ka6 70. Qxb3 Rxe1 71. Qb6# 1-0

[Event "Vienna op 18th"]
[Site "Vienna"]
[Date "2013.08.22"]
[Round "6"]
[White "Van Kerkhof, David"]
[Black "Handler, Lukas"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2290"]
[BlackElo "2393"]
[PlyCount "56"]
[EventDate "2013.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Na3 Bxa3 6. bxa3 0-0 7. Bb2 Nc6 8. Qc2 Re8 9. Qxc4 e5 10. 0-0 Be6 11. Qh4 Qd6 12. d3 h6 13. Rfc1 Rad8 14. Rc2 Bd5 15. Rac1 Nd7 16. Rd2 Ne7 17. e4 Ng6 18. Qh5 Nf6 19. Qf5 Be6 20. Bxe5 Qd7 21. Bxf6 Bxf5 22. Bxd8 Qxd8 23. exf5 Ne7 24. f6 gxf6 25. Nh4 c6 26. Be4 f5 27. Bf3 Ng6 28. Rc4 b5 0-1

[Event "Vienna op 18th"]
[Site "Vienna"]
[Date "2013.08.19"]
[Round "3"]
[White "Sokolov, Ivan"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2656"]
[BlackElo "2290"]
[PlyCount "67"]
[EventDate "2013.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 e5 8. Nf3 exd4 9. Bc4 d3 10. Bxd3 Be7 11. 0-0 0-0 12. e5 h6 13. Be4 Bxe4 14. Qxe4 Na6 15. Nd4 Bg5 16. f4 Nc5 17. Qf3 Be7 18. Nc6 Qe8 19. f5 f6 20. e6 Bd6 21. Be3 a5 22. Rad1 a4 23. Rd4 a3 24. c4 Kh7 25. Rfd1 Ra4 26. Rh4 Rh8 27. Kh1 Nxe6 28. fxe6 Qxe6 29. Nd4 Qf7 30. Bxh6 Kg8 31. Nf5 Rxc4 32. Qa8+ Bf8 33. Rxc4 Qxc4 34. Bxg7 1-0

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.20"]
[Round "7"]
[White "Sadikhov, Ulvi Ramil Oglu"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2202"]
[BlackElo "2296"]
[PlyCount "87"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 d6 7. Nbd2 Ba7 8. h3 0-0 9. 0-0 Be6 10. Nc4 h6 11. Qe2 Qd7 12. Be3 Rfe8 13. Bxa7 Rxa7 14. Nh2 Ne7 15. Ne3 Ng6 16. Bxe6 Qxe6 17. Nf5 Nf4 18. Qe3 Raa8 19. Nf3 Kh7 20. N3d4 Qd7 21. Ne2 Nxe2+ 22. Qxe2 d5 23. f3 Rad8 24. Rad1 Qa4 25. a3 c6 26. g4 g6 27. Ng3 Nd7 28. f4 Re7 29. fxe5 Nxe5 30. d4 Nc4 31. e5 c5 32. Rd3 cxd4 33. cxd4 Qb5 34. Rdf3 Kg8 35. b3 Nd6 36. Qf2 Ne4 37. Nxe4 dxe4 38. Rxf7 Qxf1+ 39. Qxf1 Rxf7 40. Qc4 b5 41. Qc6 Rxd4 42. Qxg6+ Kf8 43. Qxh6+ Kg8 44. e6 1-0

