[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2023.05.21"]
[Round "7"]
[White "Clemens, Adrian HP"]
[Black "Klooster, Jim"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2060"]
[BlackElo "1887"]
[PlyCount "30"]
[EventDate "2023.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 c6 5. Bg2 Bd6 6. Nc3 0-0 7. 0-0 Nbd7 8. Nd2 b6 9. e4 dxe4 10. Ndxe4 Qc7 11. Nxd6 Qxd6 12. Bf4 e5 13. dxe5 Qxd1 14. Rfxd1 Nh5 15. Bxc6 Nxf4 1-0

[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2023.05.20"]
[Round "4"]
[White "Klooster, Jim"]
[Black "Aden, Keno"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1887"]
[BlackElo "1701"]
[PlyCount "132"]
[EventDate "2023.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. Nf3 Nc6 7. h3 Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. 0-0 Be7 11. Ne5 0-0 12. a3 Rc8 13. b4 Nxe5 14. Bxe5 Nd7 15. Bg3 Rc4 16. Na4 Bf6 17. c3 Qe7 18. Nc5 b6 19. Nb7 Nb8 20. Nd6 Rc6 21. b5 Rxd6 22. Bxd6 Qxd6 23. bxa6 Nc6 24. Rfb1 Na5 25. Qb5 Nc4 26. a4 Bd8 27. a5 Nxa5 28. a7 Bc7 29. Rxa5 bxa5 30. Qb7 Qd8 31. Qc6 Qd6 32. Qxd6 Bxd6 33. Rb6 Bc7 34. Rb7 Ra8 35. Rxc7 g6 36. Rb7 Kg7 37. Kf1 a4 38. Ke2 a3 39. Rb1 Rxa7 40. Ra1 a2 41. Kd3 Kf6 42. f4 g5 43. fxg5+ Kxg5 44. g3 f5 45. Kc2 f4 46. gxf4+ Kxf4 47. Kb2 Kg3 48. h4 h5 49. Rg1+ Kxh4 50. Ka1 Kh3 51. Rh1+ Kg4 52. Rg1+ Kf5 53. Rh1 Kg5 54. Re1 Ra6 55. Rg1+ Kh6 56. Rh1 Ra3 57. Re1 Ra6 58. Rh1 Kg5 59. Rg1+ Kf4 60. Rh1 Ra3 61. Rxh5 Rxc3 62. Kxa2 Re3 63. Kb2 Ke4 64. Rh4+ Kd3 65. Kb3 Re4 66. Rh1 Kxd4 0-1

[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2023.05.19"]
[Round "2"]
[White "Klooster, Jim"]
[Black "Labruyere, Roger"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1887"]
[BlackElo "2169"]
[PlyCount "70"]
[EventDate "2023.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. a4 Be7 8. 0-0 0-0 9. Qd3 Nc6 10. Nxc6 bxc6 11. Qg3 Kh8 12. f4 Qb6+ 13. Kh1 d5 14. e5 Nd7 15. a5 Qc7 16. Bd2 Rb8 17. Na4 Bb4 18. Bxb4 Rxb4 19. c3 Rb8 20. b4 c5 21. Nxc5 Nxc5 22. bxc5 Qxc5 23. c4 dxc4 24. Rfc1 Rb4 25. Qa3 Bb7 26. Bxc4 Rb8 27. Be2 Qf2 28. Rg1 Qxe2 29. Qxb4 Bxg2+ 30. Rxg2 Qxg2+ 31. Kxg2 Rxb4 32. Rc1 h5 33. Kf3 Ra4 34. Rc5 Kh7 35. h4 Kg6 0-1

[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2023.05.18"]
[Round "1"]
[White "Noordenbos, Daan"]
[Black "Klooster, Jim"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2076"]
[BlackElo "1887"]
[PlyCount "141"]
[EventDate "2023.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. a3 Qc7 7. Be3 Nf6 8. Be2 Be7 9. Qd2 b5 10. f4 Nxd4 11. Qxd4 Bb7 12. Bf3 Rc8 13. Rd1 Bxa3 14. Nxb5 Qa5+ 15. Bd2 Qxb5 16. bxa3 Bxe4 17. Bxe4 Rc4 18. Bd3 Rxd4 19. Bxb5 axb5 20. Rb1 Nd5 21. Rxb5 Ke7 22. Bb4+ Kf6 23. 0-0 Rc8 24. Bd6 Rd2 25. Rc5 Rxc5 26. Bxc5 Rxc2 27. Bd4+ Ke7 28. g3 Ra2 29. Rb1 g6 30. Bc5+ Kf6 31. Rb7 Rc2 32. Bd6 Kf5 33. Rxd7 Kg4 34. Rb7 Kf3 35. Rb1 Ne3 36. Bb8 Rg2+ 37. Kh1 Ra2 38. Ba7 Rxa3 39. Bxe3 Rxe3 40. Kg1 f6 41. Rf1+ Kg4 42. Rf2 h5 43. Kg2 Kf5 44. Ra2 g5 45. Ra5+ e5 46. fxe5 Rxe5 47. Ra2 g4 48. Rf2+ Kg5 49. Ra2 h4 50. gxh4+ Kxh4 51. Rb2 f5 52. h3 gxh3+ 53. Kf3 Re1 54. Rb8 Kg5 55. Rg8+ Kf6 56. Rh8 Ra1 57. Rf8+ Kg6 58. Kg3 Ra3+ 59. Kh2 Kg5 60. Rb8 Kg4 61. Rg8+ Kf4 62. Rg7 Rf3 63. Rg8 Ke3 64. Ra8 f4 65. Ra3+ Ke4 66. Ra4+ Kf5 67. Ra8 Rg3 68. Rf8+ Kg4 69. Rg8+ Kf3 70. Ra8 Rg2+ 71. Kxh3 1/2-1/2

