[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.30"]
[Round "9"]
[White "Jaiveer, Mahendru"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2294"]
[BlackElo "2318"]
[PlyCount "93"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Nbxd2 Bd7 11. Rc1 0-0 12. Bxc6 Bxc6 13. 0-0 a5 14. Qb3 Ra6 15. Qe3 Rb6 16. b3 a4 17. Nxe4 dxe4 18. Nd2 axb3 19. axb3 Qd7 20. Rfd1 Qf5 21. Rc5 Rd8 22. d5 Rxd5 23. Rxd5 Bxd5 24. Qc5 Qe6 25. Nxe4 Rc6 26. Qd4 h6 27. Nc5 Qe7 28. b4 Be6 29. Qe4 Rb6 30. f4 g6 31. h3 h5 32. Qd4 Kg7 33. Ra1 Rc6 34. Ra8 b6 35. Nxe6+ Rxe6 36. Kh2 g5 37. g3 gxf4 38. gxf4 Qh4 39. Qe3 Kh7 40. Rf8 Kg7 41. Rb8 Kh7 42. b5 Rg6 43. Rc8 Rg4 44. e6 fxe6 45. Rxc7+ Kh6 46. f5+ Rf4 47. Qxe6+ 1-0

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.29"]
[Round "8"]
[White "Kollen, Zyon"]
[Black "Van Rootselaar, Rik"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2318"]
[BlackElo "2105"]
[PlyCount "77"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Qg4 Nd7 6. Nf3 Qc7 7. Bb5 h5 8. Qg5 g6 9. Nc3 a6 10. Bxd7+ Bxd7 11. Be3 Nh6 12. Qf6 Rg8 13. Bxh6 Bxh6 14. Ng5 Bc6 15. 0-0 Bg7 16. Nxe6 fxe6 17. Qxe6+ Kf8 18. f4 Qf7 19. Qd6+ Ke8 20. Rad1 Rd8 21. Ne4 Bh8 22. Rfe1 Rxd6 23. Nxd6+ Ke7 24. Nxf7 Kxf7 25. Kf2 Ke6 26. g3 Bg7 27. Ke3 g5 28. c4 Rf8 29. Rg1 Bh6 30. Rd4 Rf5 31. h4 gxf4+ 32. gxf4 Rxe5+ 33. Kf2 Bf8 34. fxe5 Bxc5 35. cxd5+ Bxd5 36. Ke3 Bf3 37. Rg6+ Ke7 38. Kxf3 Bxd4 39. Ke4 1-0

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.28"]
[Round "7"]
[White "Beerdsen, Thomas"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2511"]
[BlackElo "2318"]
[PlyCount "55"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. 0-0 Bd7 8. Re1 Nh6 9. Bxh6 Qxb2 10. Bc1 Qxa1 11. Qb3 Na5 12. Qc2 Bc5 13. Bd2 Rc8 14. Rc1 0-0 15. Na3 Qxc1+ 16. Bxc1 dxc3 17. Bxh7+ Kh8 18. Ng5 f6 19. Bg8 Bxf2+ 20. Kh1 f5 21. Qxf2 Kxg8 22. Qh4 Rfe8 23. Nb5 Nc4 24. Qh7+ Kf8 25. Qh8+ Ke7 26. Qxg7+ Kd8 27. Nf7+ Ke7 28. Bg5# 1-0

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.27"]
[Round "6"]
[White "Kollen, Zyon"]
[Black "Kovchan, Alexander"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2318"]
[BlackElo "2491"]
[PlyCount "96"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Nbd7 10. a4 Be7 11. Be2 0-0 12. 0-0 h4 13. Nd5 Bxd5 14. exd5 Nh5 15. Rfd1 f5 16. c4 f4 17. Bf2 h3 18. g4 fxg3 19. hxg3 Bg5 20. Qc2 Qf6 21. Nd2 Qh6 22. Nf1 Rae8 23. Ra3 a5 24. Bd3 b6 25. Bf5 Nc5 26. Bxc5 bxc5 27. Be6+ Kh8 28. Rb3 Rb8 29. Rxb8 Rxb8 30. Rd3 Rb4 31. Rb3 h2+ 32. Kh1 Bd8 33. Rxb4 cxb4 34. Qxh2 Bb6 35. g4 Nf4 36. Qxh6+ gxh6 37. b3 Ne2 38. Bf5 Kg7 39. Bc2 Kf6 40. Nd2 Nc3 41. Ne4+ Nxe4 42. Bxe4 Kg5 43. Kg2 Kf4 44. Kf1 Ke3 45. Ke1 Kd4 46. Kd2 Bd8 47. Kc2 Bg5 48. Bf5 Bd8 1/2-1/2

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.26"]
[Round "5"]
[White "Jin, Yueheng"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2398"]
[BlackElo "2318"]
[PlyCount "80"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 b6 8. Ne5 Qxd4 9. Bxa8 Qxe5 10. Bf3 Nd5 11. Qxc4 Ba6 12. Qe4 Qxe4 13. Bxe4 Rd8 14. Re1 Nc6 15. Kg2 Bf6 16. Na3 Nd4 17. e3 Ne2 18. Rb1 Nb4 19. Kf3 Nxa2 20. Rxe2 Bxe2+ 21. Kxe2 Nxc1+ 22. Rxc1 Bxb2 23. Rxc7 Bxa3 24. Rxa7 Bc5 25. Ra8 Rxa8 26. Bxa8 b5 27. Bc6 b4 28. Ba4 g5 29. g4 Kg7 30. Kd3 f5 31. h3 Kf6 32. f3 Ke5 33. Bb3 h6 34. Ba4 Kf6 35. Bb3 e5 36. e4 fxe4+ 37. fxe4 Bd4 38. Kc4 Bc3 39. Kd5 Ke7 40. Kc6 Bd4 1/2-1/2

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.24"]
[Round "4"]
[White "Kollen, Zyon"]
[Black "Labruyere, Roger"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2318"]
[BlackElo "2208"]
[PlyCount "89"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Be7 10. Be2 Nbd7 11. a4 Rc8 12. 0-0 0-0 13. Rfd1 Qc7 14. Rac1 Nb6 15. a5 Nc4 16. Bxc4 Qxc4 17. Nd5 Nxd5 18. exd5 Bf5 19. Na1 Qb5 20. b3 Bd8 21. b4 Rc4 22. c3 Bf6 23. Nb3 Qa4 24. Qb2 Rfc8 25. Re1 e4 26. Bd4 exf3 27. Bxf6 Rg4 28. Nd4 Bh7 29. Nxf3 gxf6 30. c4 Kg7 31. Nd2 Qd7 32. Rf1 Rg6 33. Ne4 Qe7 34. Ng3 Rg5 35. Rce1 Re5 36. Nxh5+ Kf8 37. Rxe5 Qxe5 38. Qxe5 fxe5 39. Rc1 Bg6 40. Ng3 f5 41. c5 f4 42. Ne2 Bf7 43. cxd6 Rxc1+ 44. Nxc1 Bxd5 45. Nd3 1-0

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.23"]
[Round "3"]
[White "Maatman, Nick"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2371"]
[BlackElo "2318"]
[PlyCount "147"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qa5 8. Bd2 Qa4 9. h5 h6 10. Rb1 c4 11. Rh3 Nbc6 12. g4 b6 13. f4 Bd7 14. Rg3 0-0-0 15. Bh3 g6 16. hxg6 fxg6 17. Nf3 Rdf8 18. Kf2 Nd8 19. Rb4 Qa5 20. a4 h5 21. g5 Be8 22. Nh4 Rh7 23. Qa1 Nf5 24. Bxf5 exf5 25. Rg1 Ne6 26. Rgb1 Qa6 27. Bc1 Rg8 28. Kg3 Rb7 29. Qa3 Rgg7 30. Ra1 Rb8 31. Rbb1 b5 32. a5 Rd7 33. Qb4 Qc6 34. a6 Rb6 35. Ra5 Rg7 36. Rba1 Qd7 37. Ba3 Nd8 38. Qb1 Ne6 39. Bb4 Rh7 40. Qh1 Rh8 41. Bc5 Rb8 42. Bd6 Nc7 43. Qb1 Qe6 44. Qb4 Bc6 45. Bxc7 Kxc7 46. Qd6+ Qxd6 47. exd6+ Kxd6 48. Nxg6 Rhg8 49. Ne5 Be8 50. Re1 b4 51. cxb4 Rxb4 52. c3 Rb3 53. Re3 Rb1 54. Nf3 Bf7 55. Ra2 Be6 56. Rae2 Bd7 57. Ne5 h4+ 58. Kxh4 Rg1 59. Nf7+ Kc7 60. Nh6 Rh1+ 61. Rh3 Rxh3+ 62. Kxh3 Rg6 63. Re5 Rxa6 64. Rxd5 Ra1 65. Rc5+ Kb6 66. Nf7 Rc1 67. Ne5 Rxc3+ 68. Kh4 Bb5 69. g6 Rc1 70. Kg5 a5 71. g7 a4 72. Kf6 Rg1 73. Nxc4+ Ka6 74. Kf7 1-0

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.22"]
[Round "2"]
[White "Kollen, Zyon"]
[Black "Krasenkow, Michal"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2318"]
[BlackElo "2532"]
[PlyCount "70"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Ne5 Be6 7. Bf4 Qd8 8. Qd2 g6 9. Be2 Nbd7 10. Bf3 Bg7 11. 0-0 0-0 12. Rfe1 Re8 13. Rad1 Qa5 14. a3 Rad8 15. b4 Qb6 16. h4 Nxe5 17. Bxe5 Bd5 18. Nxd5 cxd5 19. h5 Qc6 20. c4 Qxc4 21. Rc1 Qa6 22. h6 Bh8 23. Rc7 Rc8 24. Rec1 Rxc7 25. Rxc7 Qxa3 26. Rxb7 Ne4 27. Qf4 Bxe5 28. dxe5 Qa1+ 29. Kh2 Nxf2 30. Bxd5 Ng4+ 31. Qxg4 Qxe5+ 32. Qg3 Qxd5 33. Rxe7 Qh5+ 34. Kg1 Qd1+ 35. Kh2 Qh5+ 1/2-1/2

[Event "NED-chT 2324"]
[Site "Netherlands"]
[Date "2023.09.16"]
[Round "1.10"]
[White "Hamblok, Roel"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2247"]
[BlackElo "2343"]
[PlyCount "111"]
[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 "Zuid Limburg"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. Bf4 d5 4. e3 Bd6 5. Nbd2 b6 6. c3 0-0 7. h4 c5 8. h5 cxd4 9. Bxd6 Qxd6 10. exd4 Nbd7 11. Bd3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5+ 14. Kf1 Bg4 15. Be2 Bxe2+ 16. Qxe2 Qf5 17. h6 Rfe8 18. Qf3 Qc2 19. Nb3 Qxb2 20. hxg7 Re6 21. Rd1 Ne4 22. Rh5 Rae8 23. Kg1 Qxc3 24. Nd4 Qxf3 25. Nxf3 h6 26. Nd4 Nc3 27. Rd3 Ne2+ 28. Nxe2 Rxe2 29. Rxh6 Kxg7 30. Rh4 R8e5 31. Rg3+ Kf6 32. Rf3+ Rf5 33. Rh6+ Ke5 34. Rxf5+ Kxf5 35. Rd6 Ke5 36. Rd7 Rxa2 37. Rxf7 Ra1+ 38. Kh2 d4 39. g4 d3 40. Rd7 Ke4 41. g5 Ra5 42. g6 Rh5+ 43. Kg1 Rg5+ 44. Kf1 Rxg6 45. Rxa7 Kd4 46. Ke1 Re6+ 47. Kd1 Rf6 48. Rd7+ Kc3 49. Rc7+ Kb4 50. Kd2 Rf3 51. Rd7 b5 52. Rxd3 Rxd3+ 53. Kxd3 Ka3 54. Kc2 Ka2 55. Kc3 Ka3 56. Kc2 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.04.01"]
[Round "8.8"]
[White "Kollen, Zyon"]
[Black "Ondersteijn, Niels"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2343"]
[BlackElo "2382"]
[PlyCount "130"]
[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. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 a6 5. Qd2 b5 6. f3 Nbd7 7. h4 Nb6 8. Bd3 c6 9. a4 Nc4 10. Bxc4 bxc4 11. a5 Rb8 12. Na4 d5 13. e5 Nd7 14. h5 gxh5 15. Ne2 Rb5 16. Nec3 Rxa5 17. Rxh5 e6 18. Kf2 Bb4 19. Qd1 c5 20. dxc5 Bb7 21. Ne2 Bc6 22. Nac3 Bxc5 23. Bxc5 Rxa1 24. Qxa1 Nxc5 25. Qd1 Qb6 26. Qd4 Kf8 27. Ke1 Nd7 28. Qxb6 Nxb6 29. Kd2 Be8 30. g4 h6 31. Rh1 Nd7 32. f4 Kg7 33. Ra1 Nb8 34. Ke3 f6 35. Nd4 fxe5 36. fxe5 Kf7 37. Nce2 Rg8 38. Rf1+ Ke7 39. Rf6 Rg6 40. Rf4 Ba4 41. Nc3 Be8 42. Nf3 Rg8 43. Ne2 Nc6 44. Ned4 Nxd4 45. Nxd4 h5 46. Rf6 Bd7 47. gxh5 Rg5 48. Nf3 Rxh5 49. Rg6 Rf5 50. Rg7+ Kd8 51. c3 a5 52. Rg5 Rf7 53. Rg6 Ke7 54. Nd4 Rh7 55. Nf3 Rh1 56. Rg7+ Kd8 57. Rg1 Rh3 58. Kf4 a4 59. Rg3 Rh1 60. Rg1 Rxg1 61. Nxg1 d4 62. Ne2 d3 63. Ke3 dxe2 64. Kxe2 Kc7 65. Ke3 Kb6 0-1

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.26"]
[Round "8.7"]
[White "Meister, Jakob"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2441"]
[BlackElo "2343"]
[PlyCount "119"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Zehlendorf"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 a5 5. e3 a4 6. bxa4 Nbd7 7. cxd5 exd5 8. Nc3 c6 9. Be2 Qa5 10. 0-0 Bd6 11. Qc2 0-0 12. Rfc1 Nb6 13. d3 Bg4 14. Nd4 Bxe2 15. Qxe2 Rfe8 16. Nb3 Qa6 17. a5 Nbd7 18. Na4 Qb5 19. Bxf6 Nxf6 20. Nac5 Bxc5 21. Nxc5 d4 22. a4 Qxa5 23. Nxb7 Qa7 24. Nd6 Re6 25. Ne4 Nd5 26. Nc5 Ree8 27. Qd2 dxe3 28. fxe3 Rxe3 29. d4 Rae8 30. Re1 f5 31. Rxe3 Rxe3 32. a5 Qe7 33. Rf1 Re2 34. Qd3 Qe3+ 35. Qxe3 Nxe3 36. Ra1 Rxg2+ 37. Kh1 Rb2 38. a6 Rb8 39. Nd7 Ra8 40. Nb6 Ra7 41. Nc8 Ra8 42. a7 Nd5 43. Rb1 Kf7 44. Rb8 Nc7 45. Rb7 Rxc8 46. Rxc7+ Rxc7 47. a8Q Rd7 48. Kg2 Rd6 49. Kf3 h6 50. Qb8 Rf6 51. h4 Kg6 52. Qe8+ Kh7 53. Qe7 Kg6 54. Kf4 Kh7 55. h5 Kg8 56. Qe8+ Kh7 57. Qc8 Rd6 58. Qxf5+ Kg8 59. Ke4 Rf6 60. Qc8+ 1-0

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.25"]
[Round "7.6"]
[White "Rietze, Clemens"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2299"]
[BlackElo "2343"]
[PlyCount "43"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Koenig Tegel"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. 0-0 0-0 9. Rd1 d5 10. b3 Nbd7 11. a4 Rc8 12. Na3 Bxa3 13. Rxa3 c5 14. dxc5 Nxc5 15. Bb4 Qc7 16. Nd4 dxc4 17. bxc4 Rfd8 18. Nb5 Rxd1+ 19. Qxd1 Bxb5 20. cxb5 Nce4 21. Rd3 h5 22. Bf3 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.02.11"]
[Round "6.10"]
[White "Jens, Jelmer"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2400"]
[BlackElo "2343"]
[PlyCount "77"]
[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 "Leiden LSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8. Nb3 Nc6 9. Bg5 Qb4+ 10. Bd2 Qb6 11. 0-0-0 Be7 12. Bg5 h6 13. Bh4 Bd7 14. Nbxd4 0-0 15. Nxc6 Bxc6 16. Ne5 Qc7 17. Kb1 Rad8 18. Bg3 Rxd1+ 19. Rxd1 Rd8 20. Nxf7 Rxd1+ 21. Qxd1 Qc8 22. Nd6 Qd7 23. Qe2 Nd5 24. Ne4 b5 25. Bb3 a5 26. a3 a4 27. Ba2 Bf6 28. Nc5 Qe7 29. Qxe6+ Qxe6 30. Nxe6 Kh7 31. Kc1 b4 32. Nf8+ Kh8 33. Bxd5 bxa3 34. Ba2 axb2+ 35. Kb1 Bxg2 36. Ng6+ Kh7 37. Nf8+ Kh8 38. Be5 Bh4 39. Ng6+ 1-0

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.05"]
[Round "6.4"]
[White "Steczek, Marcin"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2356"]
[BlackElo "2343"]
[PlyCount "153"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Ruedersdorf Glueckauf"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bf4 d5 9. 0-0 0-0 10. Rc1 Bxc4 11. Bxb8 Rxb8 12. Ne5 Rc8 13. Nd2 Bb5 14. a4 Ba6 15. Nxc6 Qd7 16. Nf3 Bd6 17. b4 Bxb4 18. Nfe5 Qb7 19. Qb2 Bd6 20. a5 bxa5 21. Qxb7 Bxb7 22. Nxa5 Rxc1+ 23. Rxc1 Rc8 24. Nec6 Bxc6 25. Rxc6 Rxc6 26. Nxc6 a6 27. e4 Nxe4 28. Bf1 a5 29. Nxa5 Bb4 30. Nb3 Nd2 31. Nxd2 Bxd2 32. Bb5 Bc3 33. Kf1 Bxd4 34. f3 Kf8 35. g4 g5 36. Ke2 Ke7 37. h3 h6 38. Kd3 Bb6 39. Ba4 Kd6 40. Be8 f6 41. Bf7 Ke5 42. Ke2 Bg1 43. Kf1 Be3 44. Ke2 d4 45. Bg8 Kf4 46. Bxe6 Kg3 47. Bf5 Kxh3 48. Be4 Kg3 49. Bc6 Kf4 50. Bb7 Bc1 51. Bc6 Ba3 52. Bb7 Bd6 53. Bc6 Be5 54. Bb7 f5 55. Bc8 Bg7 56. Bd7 fxg4 57. fxg4 Kg3 58. Bf5 Kh4 59. Kf3 h5 60. gxh5 Kxh5 61. Bd7 Kh4 62. Be6 Be5 63. Bd7 Bf4 64. Bf5 Bc1 65. Ke4 Bb2 66. Kf3 Bc3 67. Ke2 Kg3 68. Bc8 Kf4 69. Bd7 g4 70. Be6 Kg3 71. Bd7 Kh4 72. Bf5 g3 73. Kf3 Be1 74. Bd3 Kh3 75. Bf1+ Kh2 76. Ke2 Bc3 77. Kd3 0-1

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.04"]
[Round "5.4"]
[White "Kollen, Zyon"]
[Black "Chatzidakis, Mihail"]
[Result "1/2-1/2"]
[ECO "B66"]
[WhiteElo "2343"]
[BlackElo "2329"]
[PlyCount "99"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen II"]
[BlackTeam "Berlin SF II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 h6 10. Be3 Qc7 11. g4 Ne5 12. h4 b5 13. Bd3 g6 14. Kb1 b4 15. Nce2 d5 16. g5 dxe4 17. fxe4 Nfg4 18. h5 Nxe3 19. Qxe3 hxg5 20. hxg6 Rxh1 21. gxf7+ Nxf7 22. Rxh1 Bg7 23. Nf3 g4 24. Nfd4 Qe5 25. Rh4 Ke7 26. Rxg4 Rh8 27. Qg1 Bf6 28. Nf4 Qxd4 29. Ng6+ Ke8 30. Qxd4 Bxd4 31. Nxh8 Bxh8 32. Bxa6 Be5 33. Rg8+ Ke7 34. Bd3 Bc6 35. Rg6 Nd6 36. Rg4 Ne8 37. Rh4 Nf6 38. a3 bxa3 39. bxa3 Bg3 40. Rh3 Bd6 41. Rh4 Bxa3 42. e5 Nd7 43. Rh7+ Kd8 44. Bc4 Nf8 45. Rf7 Bd7 46. c3 Be7 47. Rg7 Be8 48. Kc2 Bg6+ 49. Bd3 Be8 50. Bc4 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2022.12.17"]
[Round "5.5"]
[White "Lenaerts, Lennert"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2367"]
[BlackElo "2343"]
[PlyCount "49"]
[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 "Zuid Limburg"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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. Be2 Nc6 10. Bh5 Nge7 11. Ne2 Bd7 12. Nf4 Rf8 13. 0-0 0-0-0 14. Bg4 Ng6 15. Nh5 f5 16. Be2 Rg8 17. Qc1 h6 18. f4 Be8 19. g4 Nge7 20. Ng3 Bg6 21. Ra2 Rdf8 22. h3 Qa5 23. a4 Be8 24. Ra3 g6 25. Kg2 1/2-1/2

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2022.11.27"]
[Round "4.5"]
[White "Zierke, Oliver"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2264"]
[BlackElo "2343"]
[PlyCount "68"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 b6 5. e3 Bb7 6. Bd3 g5 7. Bg3 g4 8. Nfd2 h5 9. e4 h4 10. Bf4 Rg8 11. Qe2 Nc6 12. c3 d6 13. d5 Ne5 14. Bxe5 dxe5 15. Bb5+ Nd7 16. Nc4 Bd6 17. Nbd2 exd5 18. exd5 Qe7 19. Bxd7+ Kxd7 20. Ne3 Raf8 21. Nxg4 f5 22. Ne3 f4 23. Ng4 Bxd5 24. f3 Rxg4 25. fxg4 h3 26. Nf3 hxg2 27. Qxg2 e4 28. Nd4 f3 29. Qh3 e3 30. g5+ Kd8 31. 0-0-0 e2 32. Rde1 f2 33. Rxe2 Bxh1 34. Qf1 Qxe2 0-1

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2022.11.26"]
[Round "3.5"]
[White "Kollen, Zyon"]
[Black "Arndt, Magnus"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2343"]
[BlackElo "2384"]
[PlyCount "88"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen II"]
[BlackTeam "Kiel Turm II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 Bb7 9. d3 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Qd6 13. Qe1 Bf6 14. Re4 c5 15. c3 Bd8 16. Re5 Nf6 17. Bf4 Bc7 18. f3 Qb6 19. Rf5 Bxf4 20. Rxf4 c4+ 21. Qf2 Qxf2+ 22. Kxf2 cxb3 23. axb3 Rfd8 24. d4 Rd6 25. Nd2 Re8 26. Re1 Rxe1 27. Kxe1 Kf8 28. Kf2 Bc8 29. h4 h6 30. Ne4 Nxe4+ 31. fxe4 Ke7 32. d5 f5 33. c4 g5 34. hxg5 hxg5 35. Rf3 fxe4 36. Rg3 g4 37. Ke3 Rf6 38. c5 Rf1 39. Kxe4 Re1+ 40. Re3 Rxe3+ 41. Kxe3 a5 42. b4 axb4 43. g3 Kd8 44. Ke4 b3 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2022.11.05"]
[Round "3.10"]
[White "Kollen, Zyon"]
[Black "Wempe, Joost"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2343"]
[BlackElo "2306"]
[PlyCount "51"]
[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 "Charlois Europoort"]
[BlackTeam "Groningen Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nc3 e6 3. e4 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Nxc3 a6 13. Bd2 Bd7 14. h4 0-0-0 15. Qd3 Nf5 16. Rh3 Nce7 17. Rb1 Bc6 18. h5 d4 19. Ne4 Bxe4 20. Qxe4 Nd5 21. Rhb3 Qe7 22. Rxb7 Qh4+ 23. Kd1 Qf2 24. Rb8+ Kd7 25. R1b7+ Nc7 26. Rxc7+ 1-0

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2022.10.23"]
[Round "2.3"]
[White "Hoeffer, David"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2337"]
[BlackElo "2343"]
[PlyCount "88"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Lister Turm"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nc3 d5 3. Bf4 Nf6 4. Nb5 Na6 5. e3 c6 6. Nc3 Bb4 7. Nge2 0-0 8. a3 Bd6 9. Nc1 Bxf4 10. exf4 c5 11. Bxa6 cxd4 12. Qxd4 bxa6 13. 0-0 Qb6 14. Nb3 Bd7 15. Rad1 Rac8 16. g3 Rc4 17. Qxb6 axb6 18. Nd4 Rfc8 19. Rfe1 g6 20. Nce2 Ne4 21. f3 Nd6 22. Rd2 R4c7 23. b3 f6 24. Nc1 Kf7 25. Na2 Nb5 26. Nxb5 axb5 27. Nb4 Ra8 28. g4 Rxa3 29. Kf2 Ra8 30. h4 Bc6 31. Ke3 e5 32. fxe5 fxe5 33. Nxc6 Rxc6 34. Rxd5 Rxc2 35. Rxe5 Rc3+ 36. Kf4 Rxb3 37. Re7+ Kg8 38. R1e6 Rf8+ 39. Kg5 Rbxf3 40. Rxb6 R8f7 41. Rxf7 Rxf7 42. h5 gxh5 43. gxh5 Rd7 44. Rxb5 Rd6 1/2-1/2

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2022.10.08"]
[Round "2.2"]
[White "Strating, Sybolt"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2326"]
[BlackElo "2343"]
[PlyCount "133"]
[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 "Amstelveen Zukertort"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 c5 10. Bd3 0-0 11. 0-0 Nc6 12. Bb2 cxd4 13. cxd4 Rc8 14. Qe2 Na5 15. Rad1 Qc7 16. Nd2 Bc6 17. Qg4 g6 18. d5 Bd7 19. Qf3 Ba4 20. Rc1 Qd7 21. Nc4 exd5 22. Ne5 Qd8 23. Rxc8 Qxc8 24. exd5 Qd8 25. Re1 Bf6 26. Bc3 Re8 27. Bf1 Qd6 28. Ng4 Bg7 29. Nf6+ Bxf6 30. Rxe8+ Bxe8 31. Bxf6 Ba4 32. Bc3 f6 33. Bxf6 Bb3 34. Bc3 Bxd5 35. Qe3 Nc6 36. Bb2 Kf7 37. Qc3 Qe7 38. Bb5 Qe4 39. Bf1 Qe7 40. h3 a5 41. Qd2 Qe4 42. Qh6 Qb1 43. Qxh7+ Ke6 44. Qg8+ Kd6 45. Qf8+ Kd7 46. Qg7+ Kd6 47. Qf6+ Kd7 48. Qc3 Kd6 49. Bc1 Qe4 50. Be3 Qb1 51. Bf4+ Ke6 52. f3 b5 53. Qc5 Bc4 54. Qxc6+ Kf5 55. Kh2 Kxf4 56. Bxc4 bxc4 57. Qxc4+ Kg5 58. Qc5+ Kh6 59. Qxa5 Qb8+ 60. Kg1 Qb1+ 61. Kf2 Qb2+ 62. Kg3 Qb8+ 63. f4 Qb3+ 64. Kh2 Qc4 65. Qb4 Qc7 66. Qd4 Kh7 67. a4 1-0

[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2022.09.17"]
[Round "1.10"]
[White "Kollen, Zyon"]
[Black "Van de Oudeweetering, Arthur"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2343"]
[BlackElo "2277"]
[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 "Charlois Europoort"]
[BlackTeam "Apeldoorn Amevo"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Bg5 Nf6 3. Nc3 Bf5 4. e3 Nbd7 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 Be7 8. 0-0-0 c6 9. Kb1 Qa5 10. Bxf6 Bxf6 11. h4 h6 12. g4 0-0-0 13. g5 Be7 14. gxh6 Rxh6 15. Ng5 Rf8 16. f4 Nb6 17. b3 Kb8 18. Ne2 c5 19. dxc5 Qxc5 20. Nd4 Bf6 21. Nh7 Rh8 22. Nxf6 Rxf6 23. Rdg1 g6 24. Rg5 Nc8 25. h5 gxh5 26. Rhxh5 Rxh5 1/2-1/2

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.06.19"]
[Round "8.1"]
[White "Kollen, Zyon"]
[Black "Sawlin, Leonid"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2376"]
[BlackElo "2405"]
[PlyCount "76"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Zehlendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. f3 Nd7 7. d5 Bb7 8. Nge2 c5 9. dxc6 Bxc6 10. Nd4 Bb7 11. 0-0-0 Nb6 12. Bd3 Rc8 13. Kb1 Nf6 14. g4 Nfd7 15. h4 Ne5 16. h5 Nec4 17. Bxc4 Nxc4 18. Qd3 b4 19. h6 Be5 20. Nce2 0-0 21. f4 Bh8 22. Bc1 e5 23. Nf5 gxf5 24. gxf5 Bf6 25. fxe5 Bxe5 26. Rdg1+ Kh8 27. Rg7 d5 28. f6 dxe4 29. Qh3 Qxf6 30. Rf1 Qc6 31. Qf5 Na3+ 32. Ka1 Nxc2+ 33. Kb1 Bxg7 34. hxg7+ Kxg7 35. Rh1 Qg6 36. Rg1 e3 37. Rg4 Rfe8 38. Nf4 Na3+ 0-1

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.06.18"]
[Round "7.1"]
[White "Degtiarev, Evgeny"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2380"]
[BlackElo "2376"]
[PlyCount "51"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Magdeburg"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Nf3 Be7 5. Bg2 dxc4 6. 0-0 0-0 7. Na3 Bxa3 8. bxa3 Nbd7 9. a4 a5 10. Ba3 Re8 11. Rc1 Nb6 12. Ne5 Nfd5 13. Nxc4 Nxc4 14. Rxc4 Bd7 15. Rc5 Bc6 16. e4 Nb6 17. d5 Bxa4 18. Qc1 c6 19. dxe6 Rxe6 20. f4 Rxe4 21. Bxe4 Qd4+ 22. Rf2 Qxe4 23. Re5 Qd4 24. Qe1 h6 25. Bc5 Qd8 26. Bxb6 1-0

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2022.05.21"]
[Round "5.4"]
[White "Schoppen, Casper"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2494"]
[BlackElo "2347"]
[PlyCount "79"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Rb1 c4 9. Qc1 Nc6 10. h4 b6 11. h5 Bd7 12. h6 Nxh6 13. Bxh6 gxh6 14. Rxh6 Qa5 15. Qd2 Qxa3 16. Nf3 Qf8 17. Qg5 Ne7 18. Rf6 h6 19. Qh5 Qg7 20. Be2 a5 21. Rxb6 a4 22. Rb1 a3 23. Kd2 Ng6 24. Qg4 a2 25. Ra1 0-0 26. Nh4 Kh7 27. Qg3 Rfb8 28. Bh5 Be8 29. Bxg6+ fxg6 30. Rxe6 Rb1 31. Rxe8 Rxe8 32. Rxa2 Qf7 33. Ra7 Re7 34. Rxe7 Qxe7 35. Qxg6+ Kh8 36. Qxh6+ Kg8 37. Nf5 Qf7 38. Qg5+ Kh7 39. Qh4+ Kg6 40. g4 1-0

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.05.15"]
[Round "6.1"]
[White "Schmidek, Emil"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "2383"]
[BlackElo "2376"]
[PlyCount "55"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Berlin SF II"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 b6 6. e3 Bb7 7. Bd3 d6 8. 0-0 Nbd7 9. a3 Bxc3 10. Bxc3 Ne4 11. Be1 c5 12. Nd2 Nxd2 13. Bxd2 Qg5 14. f3 cxd4 15. exd4 Qf6 16. Bc3 d5 17. Qa4 Rfd8 18. c5 Qf4 19. Bb5 Nf6 20. c6 Bc8 21. Be1 a6 22. Bg3 Qe3+ 23. Bf2 Qf4 24. Bg3 Qe3+ 25. Bf2 Qf4 26. Rac1 Bd7 27. cxd7 axb5 28. Qxa8 1-0

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.05.14"]
[Round "5.1"]
[White "Kollen, Zyon"]
[Black "Szelag, Marcin"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2376"]
[BlackElo "2419"]
[PlyCount "108"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Berlin Rotation"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd3 Nbd7 10. Nd5 Bxd5 11. exd5 g6 12. Be2 Bh6 13. Bxh6 Rxh6 14. Qe3 Rh8 15. c4 Kf8 16. 0-0 Kg7 17. Nd2 a5 18. b3 Rc8 19. a3 b5 20. Ne4 Nxe4 21. fxe4 bxc4 22. Bxc4 Rb8 23. Rab1 Qc7 24. Kf2 Rb6 25. Rfc1 Qc5 26. b4 axb4 27. axb4 Rxb4 28. Qxc5 dxc5 29. Rxb4 cxb4 30. Bb3 Ra8 31. d6 Ra6 32. Rc4 Rxd6 33. Rxb4 Nc5 34. Ke2 Rd4 35. Rxd4 exd4 36. Bd5 f6 37. h4 Kf8 38. g3 Ke7 39. Bc6 g5 40. hxg5 fxg5 41. Ke1 Kd6 42. Be8 Nxe4 43. Bxh5 Nxg3 44. Bg6 Ke5 45. Kd2 Ne4+ 46. Kd3 Nf2+ 47. Ke2 Nh3 48. Kf3 Nf4 49. Be8 Nd5 50. Bg6 Nf6 51. Bf7 g4+ 52. Kg3 Ke4 53. Kf2 d3 54. Bb3 Kf4 0-1

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.05.01"]
[Round "4.1"]
[White "Reuker, Jari"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2435"]
[BlackElo "2376"]
[PlyCount "154"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen II"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Nbd2 Na5 8. Rb1 Bd7 9. h4 0-0-0 10. b4 cxb3 11. Nxb3 Nxb3 12. Nd2 Ba4 13. Nxb3 Ne7 14. Qc2 Nc6 15. Qa2 Qc7 16. Be2 Kb8 17. 0-0 Be7 18. h5 Bxb3 19. Qxb3 Na5 20. Qb5 Ka8 21. Be3 a6 22. Qa4 Rb8 23. c4 Nxc4 24. Rfc1 Rhc8 25. Rc3 Qc6 26. Qb3 b5 27. Rbc1 Qd7 28. Qc2 g6 29. a4 Rb7 30. axb5 axb5 31. Qb3 Kb8 32. g3 Rc6 33. Kg2 Ra6 34. hxg6 hxg6 35. Rh1 Ra3 36. Rh8+ Ka7 37. Qc2 Rxc3 38. Qxc3 b4 39. Qb3 Qc6 40. Rh7 Bd8 41. Rh8 Na5 42. Qb1 Bc7 43. Rf8 b3 44. Rxf7 b2 45. Bd3 Qa4 46. Bxg6 Nc4 47. Qh1 Na3 48. Qh7 Qc6 49. g4 Bd8 50. Rxb7+ Qxb7 51. Qxb7+ Kxb7 52. f4 Kc8 53. Bd2 Be7 54. Kf3 Kd7 55. Bd3 b1Q 56. Bxb1 Nxb1 57. Be1 Ke8 58. f5 Bg5 59. Ke2 Na3 60. Kd3 Nc4 61. Bf2 Kf7 62. Kc3 Be3 63. Bh4 Bf4 64. Bf6 exf5 65. gxf5 Ne3 66. Bd8 Nxf5 67. Kd3 Ke6 68. Bb6 Be3 69. Bc5 Bg1 70. Bb6 Nh4 71. Ba5 Kf5 72. Bc3 Ng6 73. Bd2 Nf8 74. Ba5 Ne6 75. Bb6 Nf4+ 76. Kc3 Ke4 77. Ba7 Ne6 0-1

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.04.30"]
[Round "3.1"]
[White "Kollen, Zyon"]
[Black "Feuerstack, Aljoscha"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2376"]
[BlackElo "2488"]
[PlyCount "95"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "St Pauli"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 0-0 8. Qd2 Nd7 9. 0-0-0 Nf6 10. Bd3 c5 11. Rhe1 Be6 12. Kb1 Qa5 13. c4 Qxd2 14. Nxd2 Rfe8 15. h3 Rad8 16. Ne4 b6 17. Bf4 h6 18. Ng3 d5 19. Nf5 Bf8 20. cxd5 Nxd5 21. Bd2 Nb4 22. Bxb4 cxb4 23. Bb5 Rxd1+ 24. Rxd1 Rc8 25. Nd4 Bd5 26. f3 Bb7 27. Bd7 Rc5 28. Rd2 Re5 29. Kc1 Bc5 30. Kd1 Rg5 31. h4 Rh5 32. Nb3 Rxh4 33. Nxc5 bxc5 34. Bb5 a6 35. Rd8+ Kh7 36. Bd3+ g6 37. Rd7 c4 38. Rxf7+ Kg8 39. Bxg6 Bd5 40. Rd7 Bc6 41. Rc7 Bb5 42. Be4 Rh5 43. Kd2 Kf8 44. Ke3 Rh1 45. f4 Rb1 46. f5 Rxb2 47. f6 b3 48. Bg6 1-0

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2022.04.23"]
[Round "9.2"]
[White "Kollen, Zyon"]
[Black "Bezemer, Arno J"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2347"]
[BlackElo "2283"]
[PlyCount "90"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Caissa"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 c5 2. e4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 Nh5 13. Nd5 Bxd5 14. exd5 f6 15. Na5 fxg5 16. Nc6 Qe8 17. Nxe7+ Qxe7 18. Bxg5 Qe8 19. Bh3 Nf4 20. Be6+ Kh8 21. Rhg1 Nc5 22. b3 Ncxe6 23. dxe6 Nxe6 24. Qxd6 Nd4 25. Rg2 Nxf3 26. Be3 Nh4 27. Rgd2 Nf5 28. Qc5 Rc8 29. Qb6 Qe7 30. Rd7 Qb4 31. Bd2 Qe4 32. Rc7 Nd4 33. Re1 Qf5 34. Kb2 h6 35. Rg1 Rxc7 36. Qxc7 Rf7 37. Qc5 Qf2 38. Qxe5 Qxd2 39. Qe8+ Kh7 40. Qxf7 Qxc2+ 41. Ka1 Qc3+ 42. Kb1 Qd3+ 43. Kb2 Qe2+ 44. Kb1 Qe4+ 45. Kb2 Qe2+ 1/2-1/2

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2022.04.02"]
[Round "8.10"]
[White "Beerdsen, Thomas"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2484"]
[BlackElo "2347"]
[PlyCount "52"]
[EventDate "2021.09.18"]
[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 "Apeldoorn Amevo"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. h4 Nc6 10. h5 Qxc2 11. dxc5 Nxe5 12. Qg3 f6 13. Rc1 Qf5 14. Be2 Nc4 15. Bxc4 dxc4 16. h6 gxh6 17. Qc7 Qe4+ 18. Ne2 Qc6 19. Qd8+ Qe8 20. Bxh6+ Nxh6 21. Qxf6+ Nf7 22. Nf4 Qd8 23. Ng6+ Kg8 24. Ne7+ Kf8 25. Ng6+ Kg8 26. Ne7+ Kf8 1/2-1/2

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2022.03.12"]
[Round "7.10"]
[White "Kollen, Zyon"]
[Black "Abeln, Michiel"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2347"]
[BlackElo "2318"]
[PlyCount "63"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Den Bosch HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nc3 c6 3. e4 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Ne2 Re8 9. Qc2 h5 10. Be3 h4 11. h3 Nd7 12. 0-0-0 b5 13. d5 c5 14. Bxb5 Rb8 15. c4 a6 16. Bc6 Re7 17. Nc3 Qc7 18. Rhe1 Ne5 19. Ne4 Nxc6 20. dxc6 Be5 21. Nc3 Qxc6 22. Rd8+ Re8 23. Qe4 Bb7 24. Qxc6 Bxc6 25. Rxe8+ Rxe8 26. Nd5 f5 27. Kc2 f6 28. Bxc5 Bxd5 29. cxd5 Rc8 30. b4 Bd6 31. Kd3 Bxc5 32. Rc1 1-0

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.03.06"]
[Round "2.1"]
[White "Kollen, Zyon"]
[Black "Zwirs, Nico"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2376"]
[BlackElo "2467"]
[PlyCount "82"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Hamburger SK II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. Qd2 Be7 10. g4 b5 11. 0-0-0 b4 12. Nd5 Bxd5 13. exd5 Nb6 14. Na5 Nbxd5 15. Nc6 Qc7 16. Nxb4 Nxb4 17. Qxb4 0-0 18. g5 Rfc8 19. Bd3 e4 20. fxe4 Ng4 21. Bd4 Ne5 22. Kb1 Bxg5 23. Rhg1 Bh6 24. Bxe5 dxe5 25. c3 Rab8 26. Qa3 a5 27. Ka1 g6 28. Bc2 Rd8 29. Bb3 Bf4 30. h3 Kg7 31. Qa4 Qc5 32. Qc4 Qxc4 33. Bxc4 Kf8 34. Kb1 Ke7 35. Kc2 h5 36. a4 Be3 37. Rgf1 f6 38. Bb5 Rxd1 39. Rxd1 Rd8 40. Rxd8 Kxd8 41. Be2 Kd7 1/2-1/2

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.03.05"]
[Round "1.1"]
[White "Trent, Lawrence"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2398"]
[BlackElo "2376"]
[PlyCount "112"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nc3 Nf6 2. e4 e5 3. d4 exd4 4. Qxd4 Nc6 5. Qc4 Bb4 6. Bd2 Qe7 7. 0-0-0 d6 8. f3 Be6 9. Qb5 0-0-0 10. Nh3 d5 11. Ng5 d4 12. Na4 Bxd2+ 13. Rxd2 Nd7 14. Nxe6 fxe6 15. Qb3 a6 16. c3 e5 17. Be2 b5 18. Bxb5 axb5 19. Qxb5 Qd6 20. Qa6+ Kb8 21. Rhd1 Nc5 22. Qb5+ Nb7 23. Kb1 Na7 24. Qb3 c5 25. cxd4 exd4 26. Qc4 Qc6 27. Rd3 Qb5 28. Qxb5 Nxb5 29. Rb3 N5d6 30. Nxc5 Rc8 31. Nxb7 Nxb7 32. Rxd4 Rhd8 33. Rbd3 Rxd4 34. Rxd4 Rc6 35. e5 Nc5 36. f4 Ne6 37. Rb4+ Kc7 38. f5 Nc5 39. Rd4 g6 40. g4 gxf5 41. gxf5 Nd7 42. e6 Nf6 43. Rd2 Rb6 44. b3 Rb5 45. Rf2 Kd6 46. Kb2 Ke5 47. a4 Rb8 48. Ka3 Ng4 49. Rf3 Nxh2 50. Rh3 Ng4 51. Rxh7 Kxf5 52. a5 Kxe6 53. Ka4 Nf6 54. Rh6 Ke5 55. Rh4 Nd5 56. b4 Rxb4+ 1/2-1/2

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2022.02.05"]
[Round "6.10"]
[White "Kollen, Zyon"]
[Black "Vedder, Henk"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2347"]
[BlackElo "2344"]
[PlyCount "49"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 Ng6 8. h4 h5 9. Qg3 Ba6 10. Ne2 Kf8 11. a4 Qd7 12. a5 Ne7 13. Qg5 c5 14. axb6 axb6 15. Nf4 g6 16. Qf6 Rg8 17. Bb5 Nec6 18. Nxg6+ Rxg6 19. Qh8+ Ke7 20. Bg5+ Rxg5 21. Qf6+ Ke8 22. hxg5 Qe7 23. Rxh5 cxd4 24. Rh8+ Kd7 25. Bxc6+ 1-0

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2021.11.27"]
[Round "4.5"]
[White "Van Foreest, Machteld"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2141"]
[BlackElo "2347"]
[PlyCount "86"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. Be2 Qd7 10. Nd4 Nxd4 11. cxd4 d5 12. 0-0 h5 13. Bf3 h4 14. c4 h3 15. g3 c6 16. c5 b6 17. b4 0-0 18. Rac1 a5 19. b5 cxb5 20. c6 Qc7 21. Qe2 b4 22. Bf4 Bd6 23. Bxd6 Qxd6 24. Qb5 Rab8 25. c7 Rb7 26. Bxd5 Rxc7 27. Rxc7 Qxc7 28. Bxe6 fxe6 29. Qe2 Qc6 30. f3 Qd5 31. Qf2 Rd8 32. Rd1 e5 33. Qf1 Qxa2 34. Qxh3 exd4 35. Qg4 Qd5 36. Rd3 b3 37. Qg6 Qd6 38. Qe4 a4 39. Kg2 b2 40. Rd1 Qd5 41. Qg6 Rf8 42. Rxd4 Qxf3+ 43. Kh3 Qf5+ 0-1

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2021.11.06"]
[Round "3.5"]
[White "Kollen, Zyon"]
[Black "Cardon, Helmut"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2347"]
[BlackElo "2391"]
[PlyCount "54"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Sas van Gent"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Qe2 c5 14. Rhe1 0-0 15. Nf5 cxd4 16. Nxe7+ Qxe7 17. Nxd4 Rfd8 18. g4 Nc5 19. c3 Rd5 20. Kb1 Rad8 21. f4 Nfe4 22. Be3 f5 23. gxf5 Ng3 24. Qf3 Nxf5 25. Nxf5 Rxf5 26. Bd4 Rdf8 27. Rg1 R8f7 1/2-1/2

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2021.10.09"]
[Round "2.3"]
[White "Suvorov, Alexander David"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E43"]
[WhiteElo "2391"]
[BlackElo "2347"]
[PlyCount "86"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Zuid Limburg"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 0-0 5. Bd2 b6 6. Nf3 Bb7 7. Bd3 c5 8. a3 Ba5 9. dxc5 bxc5 10. 0-0 Bxf3 11. Qxf3 Nc6 12. Qe2 Rb8 13. Rab1 Qe7 14. Na4 d5 15. cxd5 exd5 16. Bxa5 Nxa5 17. Rfd1 Rfd8 18. Qf3 Nb3 19. Nc3 d4 20. exd4 Rxd4 21. Re1 Qd8 22. Rbd1 c4 23. Bf1 Nd2 24. Qc6 Rd6 25. Qa4 Rxb2 26. Qxa7 Rb3 27. Rc1 Nxf1 28. Kxf1 Rd3 29. Ne2 Rxa3 30. Qc5 Ne4 31. Qe5 Nd2+ 32. Kg1 Rd5 33. Qf4 h6 34. Ng3 Raa5 35. h4 Rac5 36. Rc3 Rd4 37. Qe3 Rcd5 38. h5 Rd3 39. Rxd3 Rxd3 40. Qe5 Rd5 41. Qc3 Rd3 42. Qe5 Rd5 43. Qc3 Rd3 1/2-1/2

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2021.09.18"]
[Round "1.7"]
[White "Kollen, Zyon"]
[Black "Dek, Lennart"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2347"]
[BlackElo "2293"]
[PlyCount "75"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 0-0 13. Bd3 a5 14. 0-0 Bg5 15. b3 Be6 16. Qe2 g6 17. Nce3 Bh6 18. f3 f5 19. exf5 gxf5 20. Rad1 Ra7 21. Kh1 Kh8 22. f4 e4 23. Bb1 Bg7 24. g4 Nd4 25. Qg2 fxg4 26. Qxe4 Bf5 27. Nxf5 Nxf5 28. Qe6 Raf7 29. Bxf5 Rxf5 30. Rg1 h5 31. Rde1 Kh7 32. Qe4 Kh8 33. Ne7 Qd7 34. Nxf5 Rxf5 35. Rgf1 Qf7 36. Kg2 Bc3 37. Qe8+ Kg7 38. Re7 1-0

[Event "Groningen op 57th"]
[Site "Groningen"]
[Date "2019.12.23"]
[Round "3"]
[White "Varshini, Veileven"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2227"]
[BlackElo "2347"]
[PlyCount "71"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 Nc6 8. 0-0 g5 9. dxc5 Ncxe5 10. Bb5 0-0 11. b4 Bf6 12. Nb3 Nxf3+ 13. Qxf3 Ne5 14. Qg3 Ng6 15. f4 gxf4 16. Bxf4 e5 17. Bh6 Bg7 18. Bxg7 Kxg7 19. Rad1 Be6 20. Bc4 a5 21. Bxd5 Bxd5 22. c4 axb4 23. Rxd5 Qe7 24. Rf2 Ra6 25. Rfd2 Rfa8 26. Qf2 Qe6 27. Rd6 Qe7 28. Rd7 Qe6 29. R7d6 Qe7 30. Rd7 Qe6 31. Rxb7 Qxc4 32. Rb6 Nf4 33. Qg3+ Kh8 34. Qg5 Nh3+ 35. gxh3 Rg8 36. Rd8 1-0

[Event "Groningen op 57th"]
[Site "Groningen"]
[Date "2019.12.22"]
[Round "2"]
[White "Kollen, Zyon"]
[Black "Sargsyan, Shant"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2347"]
[BlackElo "2601"]
[PlyCount "94"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 Be7 10. Kb1 Qc7 11. h4 h6 12. Be3 h5 13. Nxc6 Bxc6 14. Bf4 Rd8 15. Qe1 b5 16. Bd3 Nd7 17. Qg3 g6 18. Rhe1 Ne5 19. Bg5 Bxg5 20. Qxg5 Qe7 21. Qg3 0-0 22. Bf1 Qf6 23. f4 Ng4 24. Bd3 b4 25. Ne2 e5 26. Rf1 exf4 27. Rxf4 Qe5 28. Ng1 a5 29. Nf3 Qg7 30. Rf1 a4 31. Qe1 Rb8 32. e5 dxe5 33. Rxb4 e4 34. Bxe4 Rfe8 35. Ng5 Bxe4 36. Nxe4 a3 37. Rxb8 Rxb8 38. Qc3 Rxb2+ 39. Kc1 Rxa2 40. Rf6 Rb2 41. Qxa3 Rb8 42. Rf3 Qd4 43. Rb3 Rxb3 44. Qa8+ Kg7 45. cxb3 Qg1+ 46. Kb2 Qxg2+ 47. Ka3 Nf6 0-1

[Event "Groningen op 57th"]
[Site "Groningen"]
[Date "2019.12.21"]
[Round "1"]
[White "Harshini, A."]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2076"]
[BlackElo "2347"]
[PlyCount "126"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Kf8 8. Bd3 Qa5 9. Bd2 Qa4 10. c4 Nbc6 11. Nf3 cxd4 12. 0-0 dxc4 13. Nxd4 Nxe5 14. Qe4 f6 15. f4 Nxd3 16. cxd3 Kf7 17. Bb4 Nc6 18. Rac1 a5 19. Bc5 Nxd4 20. Rxc4 Qd7 21. Bxd4 b5 22. Qxa8 bxc4 23. Bc3 cxd3 24. Bxa5 Qd4+ 25. Kh1 Re8 26. Qf3 Qc5 27. Bb4 Qd5 28. Qxd5 exd5 29. Re1 Rd8 30. Kg1 Bf5 31. Re7+ Kg6 32. Kf2 Rc8 33. Bd2 Rc2 34. Ke1 Ra2 35. Ra7 Ra1+ 36. Kf2 h5 37. h4 Be4 38. Ra4 Ra2 39. Ke3 Bxg2 40. Kxd3 Be4+ 41. Ke3 Kf5 42. Ra7 d4+ 43. Ke2 Bc6 44. Rxg7 Bb5+ 45. Kd1 Rxa3 46. Rh7 Ke4 47. Rxh5 Ra4 48. Kc2 Ra2+ 49. Kc1 Kd3 50. Rxb5 Rc2+ 51. Kb1 Rxd2 52. Rf5 Rh2 53. Rxf6 Kd2 54. Rh6 d3 55. f5 Ke1 56. Re6+ Re2 57. Rg6 Re5 58. f6 d2 59. Rg1+ Kf2 60. Rd1 Ke2 61. f7 Rb5+ 62. Kc2 Rc5+ 63. Kb2 Rc8 0-1

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.12.14"]
[Round "4.5"]
[White "Kollen, Zyon"]
[Black "Maatman, Nick"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2347"]
[BlackElo "2404"]
[PlyCount "101"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Groningen Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Nge2 0-0 7. a3 Ba5 8. b4 Bb6 9. Na4 Nc6 10. Nxb6 axb6 11. Bg5 h6 12. Bh4 g5 13. Bg3 Nh5 14. f3 Nxg3 15. hxg3 Qf6 16. c3 Re8 17. g4 Bd7 18. 0-0 Qd6 19. Qd2 f6 20. Kf2 Ne7 21. Ng3 Rf8 22. Rfe1 f5 23. gxf5 Nxf5 24. Bxf5 Bxf5 25. Re5 Bd7 26. Qa2 c6 27. c4 Rfe8 28. cxd5 Rxe5 29. dxe5 Qxe5 30. Rd1 c5 31. bxc5 bxc5 32. Ne4 g4 33. Qa1 g3+ 34. Nxg3 Qxa1 35. Rxa1 Kf7 36. Ne4 b6 37. Ke3 Ke7 38. Kf4 Rf8+ 39. Ke3 Ra8 40. g4 Ra4 41. Kf4 Rd4 42. d6+ Kf7 43. Rh1 Kg6 44. Ke5 Rd3 45. Rb1 Rxf3 46. Rxb6 Rf8 47. Nxc5 Bxg4 48. d7+ Kg5 49. Ne6+ Bxe6 50. Rxe6 Ra8 51. Re8 1-0

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.11.02"]
[Round "2.10"]
[White "Bosman, Michiel"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2374"]
[BlackElo "2337"]
[PlyCount "70"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Be7 5. Bg2 0-0 6. Qc2 c6 7. 0-0 a5 8. Rd1 Nbd7 9. Bf4 a4 10. a3 Qa5 11. Nbd2 c5 12. cxd5 Nxd5 13. Nc4 Qa6 14. Bg5 f6 15. Bd2 b5 16. Ne3 Bb7 17. Nh4 Nxe3 18. Bxe3 Bxg2 19. Nxg2 cxd4 20. Bxd4 Rac8 21. Qe4 Qc6 22. Qxc6 Rxc6 23. Nf4 Kf7 24. Nd3 Rfc8 25. f3 e5 26. Bc3 Nb6 27. Bxe5 fxe5 28. Nxe5+ Ke6 29. Nxc6 Rxc6 30. Rd2 Bf6 31. Rb1 Nc4 32. Rc2 Rd6 33. Kf2 Rd2 34. Rbc1 Rxc2 35. Rxc2 Bxb2 0-1

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.20"]
[Round "8"]
[White "Van der Velden, Bram"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "2176"]
[BlackElo "2362"]
[PlyCount "135"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. dxc5 bxc5 7. a3 Ba5 8. Bd2 Nc6 9. e3 Rb8 10. Qc2 d6 11. Bd3 Qb6 12. Rb1 a6 13. b3 h6 14. 0-0 Ke7 15. Rfd1 Rd8 16. Ne4 Bxd2 17. Rxd2 a5 18. Nxf6 gxf6 19. Rdd1 Bb7 20. Be2 Rg8 21. e4 Ba8 22. Qd2 Rgd8 23. Qxh6 a4 24. b4 cxb4 25. Nh4 Rg8 26. Bh5 Ne5 27. Rxb4 Qc6 28. Rxb8 Rxb8 29. Qe3 Qxe4 30. Qa7+ Qb7 31. Qxa4 Rh8 32. Bf3 Nxf3+ 33. Nxf3 Rg8 34. Rd3 Qb1+ 35. Rd1 Rxg2+ 36. Kxg2 Qg6+ 37. Kf1 Bxf3 38. Rc1 Qd3+ 39. Kg1 Qg6+ 40. Kf1 Qg2+ 41. Ke1 Qg1+ 42. Kd2 Qxf2+ 43. Kc3 e5 44. Qc2 Qd4+ 45. Kb3 f5 46. Qc3 Bd1+ 47. Kb2 Qf2+ 48. Ka1 Bf3 49. c5 Qxc5 50. Qxc5 dxc5 51. Rxc5 Kd6 52. Rc1 f4 53. Kb2 Bg2 54. Kc3 f3 55. Kd2 f5 56. h4 f4 57. h5 Bh3 58. h6 Bf5 59. Rh1 Bh7 60. Ke1 e4 61. Kf2 Ke5 62. Rg1 e3+ 63. Kxf3 Be4+ 64. Ke2 Kd4 65. Rd1+ Ke5 66. Rd7 Bg6 67. h7 Bxh7 68. Ke1 1-0

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.19"]
[Round "7"]
[White "Ikonnikov, Vyacheslav"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E52"]
[WhiteElo "2499"]
[BlackElo "2362"]
[PlyCount "73"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. Nc3 Bb4 5. Bd2 Bb7 6. e3 0-0 7. Bd3 c5 8. a3 cxd4 9. axb4 dxc3 10. Bxc3 d5 11. 0-0 dxc4 12. Bxc4 Nd5 13. Bd2 a6 14. b5 a5 15. e4 Nf6 16. e5 Ne4 17. Bf4 Nd7 18. Qe2 Nec5 19. Rfd1 h6 20. Rd6 Bxf3 21. Qxf3 Qh4 22. Bf1 Rfd8 23. Rad1 Rab8 24. R1d4 Nf8 25. Be3 Qe7 26. Rxd8 Rxd8 27. Rxd8 Qxd8 28. Bxc5 bxc5 29. Qc6 Nd7 30. Qd6 Qc8 31. g3 c4 32. Bg2 a4 33. b6 Nxb6 34. Qxb6 a3 35. bxa3 c3 36. Bc6 Qf8 37. Be4 1-0

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.18"]
[Round "6"]
[White "Kollen, Zyon"]
[Black "Suvrajit, Saha"]
[Result "0-1"]
[ECO "C26"]
[WhiteElo "2362"]
[BlackElo "2189"]
[PlyCount "86"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 a6 7. Be3 Bxe3 8. fxe3 Bg4 9. Qd2 Bxf3 10. Bxf3 h5 11. 0-0-0 Ne7 12. d4 c6 13. Na4 Qc7 14. dxe5 dxe5 15. Qd6 Qxd6 16. Rxd6 Rd8 17. Rhd1 Rxd6 18. Rxd6 Nc8 19. Rd1 Ke7 20. Nc5 Nd6 21. Nd3 Nd7 22. h4 Rh6 23. Kd2 a5 24. Ke2 b6 25. a3 Rh8 26. b3 f6 27. a4 g6 28. c3 Rb8 29. c4 Nb7 30. g4 hxg4 31. Bxg4 Ndc5 32. Bf3 Nxb3 33. Rg1 Kf7 34. h5 g5 35. h6 Kg6 36. Rh1 N3c5 37. Nf2 Nd6 38. Bg4 Ndxe4 39. Bh5+ Kh7 40. Nxe4 Nxe4 41. Kf3 f5 42. Bf7 g4+ 43. Kg2 Ng5 0-1

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.17"]
[Round "5"]
[White "De Jong, Migchiel"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2345"]
[BlackElo "2362"]
[PlyCount "90"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Qc7 5. 0-0 a6 6. Bxc6 Qxc6 7. d4 Nxe4 8. Nxe4 Qxe4 9. dxc5 e6 10. Re1 Qb4 11. Ne5 Bxc5 12. Nd3 Qb6 13. Nxc5 Qxc5 14. Qg4 Rg8 15. Be3 Qc6 16. Qh4 h6 17. c4 b6 18. b4 Bb7 19. f3 g5 20. Qg3 Qxc4 21. Rac1 Qxb4 22. Qc7 Bd5 23. Bxb6 f6 24. Bc5 Qb8 25. Qa5 g4 26. Qd2 Bc6 27. Qxh6 gxf3 28. Rc2 Kf7 29. Bd4 e5 30. Qh5+ Rg6 31. Qh7+ Rg7 32. Qh5+ Kg8 33. Be3 Qe8 34. Qh4 Qg6 35. Qc4+ Qf7 36. Qc3 Qd5 37. Rf2 Rxg2+ 38. Rxg2+ fxg2 39. Bf2 Kf7 40. Qh3 Rg8 41. Qh5+ Ke7 42. Rd1 Qf7 43. Bc5+ Ke8 44. Qe2 Rh8 45. Rd6 Qh7 0-1

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.15"]
[Round "4"]
[White "Kollen, Zyon"]
[Black "Cchung, Nyuk Lyn"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2362"]
[BlackElo "1787"]
[PlyCount "63"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 Nbd7 10. g4 b5 11. 0-0-0 0-0 12. g5 Nh5 13. Kb1 Qc7 14. Nd5 Bxd5 15. exd5 f5 16. Rg1 g6 17. Na5 Bd8 18. Nc6 Nb8 19. c4 Nxc6 20. dxc6 Qxc6 21. cxb5 axb5 22. Rc1 Qa6 23. Qd5+ Kh8 24. Bxb5 Qa5 25. a4 f4 26. Qxd6 Rf5 27. b4 Qc7 28. Rxc7 Bxc7 29. Qxc7 fxe3 30. Bd3 Rff8 31. Qxe5+ Ng7 32. Bb5 1-0

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.14"]
[Round "3"]
[White "Ivanov, Sergey"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2496"]
[BlackElo "2362"]
[PlyCount "57"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. b3 b6 8. Be2 Bb7 9. 0-0 0-0 10. Bb2 Re8 11. Rad1 Qc7 12. h3 a6 13. e4 e5 14. dxe5 Nxe5 15. Nd4 dxe4 16. Nf5 Bf8 17. Nxe4 Nxe4 18. Qxe4 Ng6 19. Qc2 c5 20. Ne3 Nf4 21. Bg4 h5 22. Rd7 Qc6 23. Qf5 Rxe3 24. Qxf7+ Kh7 25. Bf5+ Kh6 26. Bxg7+ Kg5 27. h4+ Kxh4 28. Qf6+ Qxf6 29. Bxf6# 1-0

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.13"]
[Round "2"]
[White "Kollen, Zyon"]
[Black "Mijnster, Niels"]
[Result "1-0"]
[ECO "B16"]
[WhiteElo "2362"]
[BlackElo "2089"]
[PlyCount "59"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. d4 Bf5 7. c3 e6 8. Bf4 Nd7 9. Be2 Rg8 10. 0-0 Bh3 11. Bg3 f5 12. gxh3 f4 13. Qd3 Rg7 14. Kh1 fxg3 15. fxg3 Bd6 16. Qe3 Qa5 17. b4 Qd5 18. c4 Qf5 19. h4 Qg6 20. Bd3 Qg4 21. Ng5 e5 22. Rf4 Qh5 23. dxe5 Bxe5 24. Rf5 0-0-0 25. Nxf7 Qg6 26. Nxd8 Bxa1 27. Rf8 Qd6 28. Re8 Nf6 29. Nf7+ Nxe8 30. Qxe8+ 1-0

[Event "Leiden op-A 13th"]
[Site "Leiden"]
[Date "2019.07.12"]
[Round "1"]
[White "Bulthuis, Jelle"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2008"]
[BlackElo "2362"]
[PlyCount "42"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. Nbd2 0-0 8. Re1 d6 9. Nf1 b5 10. h4 Rb8 11. N1h2 b4 12. h5 gxh5 13. Nh4 Ng6 14. Qxh5 Nxh4 15. Bg5 Nxg2 16. Bxd8 Nxe1 17. Bc7 Nxc2 18. Bxb8 Nxb8 19. Rc1 Nd4 20. Kg2 f5 21. Rh1 Nd7 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.04.13"]
[Round "8.6"]
[White "Warmerdam, Max"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2420"]
[BlackElo "2350"]
[PlyCount "111"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Apeldoorn MuConsult"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Nf3 Ne7 10. Bd3 c4 11. Be2 Qxc2 12. 0-0 Nbc6 13. Bd1 Qg6 14. Qh4 h5 15. h3 Bd7 16. Rc1 Na5 17. Bc2 Nf5 18. Qf4 Nb3 19. Rce1 Nxd2 20. Qxd2 h4 21. Qc1 Kg8 22. Qb1 Bc6 23. a4 Re8 24. a5 a6 25. Qb6 Qh6 26. Rb1 g6 27. Nh2 Qd2 28. Qb2 Bb5 29. Ng4 Kg7 30. Rbd1 Qf4 31. Nf6 Rc8 32. Rfe1 Nh6 33. Re3 Ng8 34. Rf3 Qh6 35. Ra1 Nxf6 36. exf6+ Kh7 37. Ba4 Bxa4 38. Rxa4 Rc7 39. Rb4 Rb8 40. Rb6 Qf8 41. Rf4 Qh6 42. Rg4 g5 43. f4 Qxf6 44. fxg5 Qf5 45. Rxh4+ Kg7 46. Qc1 Rh8 47. Rf4 Qd3 48. Qe1 Re7 49. Qe5+ Kg8 50. Rd6 Re8 51. Qf6 Qg6 52. Qxg6+ fxg6 53. Rf6 Rh5 54. Rfxe6 Rxe6 55. Rxe6 Rxg5 56. g4 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.03.16"]
[Round "7.4"]
[White "Kollen, Zyon"]
[Black "Nijboer, Friso"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2350"]
[BlackElo "2495"]
[PlyCount "73"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 f6 6. d3 c5 7. Be2 Nc6 8. Nf3 Qd7 9. 0-0 g6 10. Ne1 Bd6 11. f4 exf4 12. Bxf4 Bxf4 13. Rxf4 0-0-0 14. Rf2 Kb8 15. Nf1 f5 16. exf5 gxf5 17. Qd2 Nf6 18. Ng3 Ka8 19. c4 h5 20. h3 h4 21. Nf1 Ne5 22. Nf3 Nf7 23. Ng5 Ne5 24. Nxe6 Qxe6 25. Qf4 Qd6 26. Nd2 Nfd7 27. Raf1 Rdf8 28. b3 a6 29. Qh2 Qe6 30. Bf3 Nxd3 31. Qc7 Rb8 32. Re2 N7e5 33. Bd5 Qd7 34. Qb6 Rbd8 35. Rxf5 Rh7 36. Bxb7+ Qxb7 37. Qxd8+ 1-0

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2019.02.24"]
[Round "8.6"]
[White "Voigt, Martin"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2352"]
[BlackElo "2363"]
[PlyCount "100"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "St Pauli"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. exd5 exd5 6. dxc5 Nf6 7. Nge2 Nc6 8. 0-0 Bxc5 9. Bg5 Be6 10. Nf4 Qd7 11. Bxf6 gxf6 12. Qh5 0-0-0 13. Nfxd5 Bxd5 14. Bf5 Be6 15. Bxe6 fxe6 16. Qxc5 Qd4 17. Qxd4 Rxd4 18. Rfd1 Rhd8 19. Rxd4 Rxd4 20. Kf1 f5 21. Rc1 Kd7 22. a3 e5 23. g3 Ke6 24. Rd1 Rxd1+ 25. Nxd1 Nd4 26. c3 Nf3 27. h4 f4 28. Kg2 Ne1+ 29. Kh3 Kf5 30. g4+ Ke4 31. g5 Kf5 32. c4 e4 33. c5 a5 34. b4 axb4 35. axb4 Nd3 36. b5 Nxc5 37. Nc3 e3 38. fxe3 fxe3 39. Ne2 Ne6 40. Kg3 Ke4 41. b6 Kd3 42. Kf3 Nd4+ 43. Nxd4 Kxd4 44. Ke2 Ke4 45. h5 Kf5 46. g6 hxg6 47. hxg6 Kxg6 48. Kxe3 Kf5 49. Kd4 Ke6 50. Ke4 Kd6 1/2-1/2

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2019.02.23"]
[Round "7.6"]
[White "Kollen, Zyon"]
[Black "Meissner, Felix"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2363"]
[BlackElo "2378"]
[PlyCount "120"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Hamburger SK II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. 0-0-0 a5 11. a4 Na6 12. g4 Nb4 13. g5 Ne8 14. h4 Rc8 15. Qf2 d5 16. exd5 Bf5 17. Rd2 Nd6 18. Bb6 Qe8 19. Bxa5 Rxc3 20. Bxb4 Rc8 21. Bxd6 Bxd6 22. Bb5 Qd8 23. Qa7 Bb4 24. c3 Qe7 25. Kd1 Bxc3 26. bxc3 Qa3 27. c4 Qxb3+ 28. Ke2 b6 29. Qxb6 Rxc4 30. Qe3 Rc3 31. Qxe5 Rxf3 32. Bc4 Qxc4+ 33. Kxf3 Qg4+ 34. Kf2 f6 35. Qg3 Qb4 36. Qe3 fxg5 37. Rc1 Qg4 38. Rg1 Bd3+ 39. Ke1 Qxh4+ 40. Rf2 Qb4+ 41. Rd2 Qh4+ 42. Rf2 Bg6 43. Kf1 Re8 44. Qb3 h6 45. d6+ Kh7 46. d7 Rd8 47. Qe6 Qd4 48. Rg4 Qd1+ 49. Kg2 Rxd7 50. Rb4 Rd6 51. Qe5 Rd2 52. Qe3 Rd8 53. Rf1 Qd6 54. Rb2 Re8 55. Qd2 Qc6+ 56. Kh2 Re4 57. Rb4 Qc7+ 58. Kh1 Qe5 59. Rb2 Rh4+ 60. Kg1 Rg4+ 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.02.09"]
[Round "6.4"]
[White "Spoelman, Wouter"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2572"]
[BlackElo "2350"]
[PlyCount "97"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. Nf3 c6 5. Nc3 Qe7 6. e3 Nf6 7. d4 exd4 8. Nxd4 d5 9. cxd5 0-0 10. Be2 Rd8 11. Bf3 cxd5 12. 0-0 Nc6 13. Nce2 Ne5 14. b3 Nxf3+ 15. Nxf3 Bg4 16. Bb2 Ne4 17. Nfd4 Ng5 18. Qd3 Rac8 19. Ng3 g6 20. Rac1 h5 21. f3 Bd7 22. Nge2 Ne6 23. Rfe1 Ba3 24. Rxc8 Rxc8 25. Bc3 Bb4 26. Rc1 Bxc3 27. Rxc3 Rxc3 28. Nxc3 Qc5 29. h4 Nxd4 30. Qxd4 Qxd4 31. exd4 Be6 32. Kf2 f6 33. Ke3 Kf7 34. Nb5 Ke7 35. Nxa7 Bd7 36. a4 g5 37. hxg5 fxg5 38. Kd3 h4 39. a5 g4 40. fxg4 Bxg4 41. Ke3 Bd7 42. b4 Kd6 43. b5 Kc7 44. b6+ Kd6 45. Kf4 h3 46. gxh3 Bxh3 47. Nb5+ Kc6 48. Nc3 Kd6 49. Nxd5 1-0

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2019.02.03"]
[Round "6.7"]
[White "Powierski, Emil"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "2310"]
[BlackElo "2363"]
[PlyCount "100"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ngf3 Qb6 8. Nb3 c4 9. Nbd2 Qa5 10. Be2 b5 11. Nf1 b4 12. Bd2 Rb8 13. Ne3 bxc3 14. bxc3 g6 15. 0-0 h5 16. g3 Nb6 17. Qc2 Bd7 18. h3 Qa4 19. Bd1 Qxc2 20. Bxc2 Na5 21. Rab1 Rb7 22. g4 hxg4 23. hxg4 Na4 24. Rxb7 Nxb7 25. Rb1 Nd8 26. Rb8 Nb6 27. f5 gxf5 28. gxf5 Rg8+ 29. Kf2 Bc6 30. Ng2 Kd7 31. Bg5 Be7 32. Bxe7 Kxe7 33. a4 Bxa4 34. Rxb6 Bxc2 35. f6+ Kd7 36. Rb8 a5 37. Ra8 a4 38. Nf4 Kc7 39. Nh3 Kb7 40. Ra5 Kb6 41. Ra8 Kb7 42. Ra5 Bb3 43. Nhg5 Nc6 44. Rb5+ Ka6 45. Rc5 a3 46. Rxc6+ Kb5 47. Rc7 a2 48. Nxf7 a1Q 49. Nd6+ Kb6 50. Rb7+ Ka6 0-1

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2019.02.02"]
[Round "5.7"]
[White "Kollen, Zyon"]
[Black "Frohberg, Marco"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2363"]
[BlackElo "2241"]
[PlyCount "125"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nf6 7. e5 Nfd7 8. Be3 c5 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. Qg3 0-0 12. Be2 a6 13. 0-0 Nc6 14. Kh2 Qc7 15. f4 d4 16. Nd1 f6 17. Nf2 fxe5 18. fxe5 Qxe5 19. Qxe5 Nxe5 20. Rae1 Ncd7 21. Ng4 Rxf1 22. Bxf1 Nxg4+ 23. hxg4 Rc8 24. Rxe6 Rxc2 25. b4 Nf6 26. Be2 Kf7 27. Re5 h6 28. Kg3 Rc3+ 29. Kf2 Rc2 30. Ke1 d3 31. Bxd3 Rxg2 32. b5 Nxg4 33. Bc4+ Kf6 34. Re6+ Kf5 35. bxa6 bxa6 36. Rxa6 Ne5 37. Be2 Rh2 38. a4 g5 39. a5 g4 40. Ra8 g3 41. Rg8 Kf4 42. a6 Rh1+ 43. Bf1 Nf3+ 44. Ke2 Rh2+ 45. Kd3 Ne5+ 46. Kd4 Rd2+ 47. Kc5 Ra2 48. Rg7 Kf3 49. a7 Kf2 50. Bb5 g2 51. Kb6 Rxa7 52. Kxa7 h5 53. Be8 Ng4 54. Bxh5 g1Q 55. Rxg4 Qh2 56. Rg5 Qc7+ 57. Ka6 Qd6+ 58. Kb5 Ke3 59. Rc5 Kd3 60. Bf3 Qb8+ 61. Ka6 Qf8 62. Rb5 Qa3+ 63. Kb6 1/2-1/2

[Event "GER CupT 1819 prel4"]
[Site "Knuellwald"]
[Date "2019.01.27"]
[Round "2.4"]
[White "Kollen, Zyon"]
[Black "Schellmann, Frank"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2363"]
[BlackElo "2019"]
[PlyCount "97"]
[EventDate "2019.01.26"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "DBSB"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. a4 Na5 11. Bc2 c5 12. d3 Re8 13. Nbd2 Qc7 14. d4 cxd4 15. cxd4 Nc6 16. Nb3 Reb8 17. Bd2 bxa4 18. Rxa4 a5 19. d5 Nb4 20. Bb1 Bc8 21. Nxa5 Rxa5 22. Rxb4 Rba8 23. Bd3 Bd7 24. Rc4 Rc5 25. Qc2 Rxc4 26. Qxc4 Qb7 27. Qb4 Qa7 28. Be3 Qb8 29. Qxb8+ Rxb8 30. Rb1 Rb4 31. Bd2 Rb3 32. Bc2 Rb8 33. Bd3 Rb3 34. Ne1 Bd8 35. Bc3 Nh5 36. Ra1 Rb8 37. Ra6 Bb6 38. Nc2 Nf4 39. Bf1 Bc8 40. Ra1 f5 41. Nb4 Bd7 42. exf5 Bxf5 43. Nc6 Re8 44. Ra6 Bd4 45. Bxd4 exd4 46. Nxd4 Bb1 47. Ne6 Nxe6 48. dxe6 d5 49. Bb5 1-0

[Event "GER CupT 1819 prel4"]
[Site "Knuellwald"]
[Date "2019.01.26"]
[Round "1.4"]
[White "Neuer, Thomas"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2114"]
[BlackElo "2363"]
[PlyCount "92"]
[EventDate "2019.01.26"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Essen Katernberg"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d5 5. c4 c6 6. Bg2 0-0 7. 0-0 b5 8. d3 Qb6 9. cxd5 cxd5 10. Bd4 Qb7 11. Nbd2 Nc6 12. Bb2 Re8 13. Rc1 e5 14. Qc2 Bd7 15. e3 Rac8 16. Qb1 Bf5 17. Nh4 Bg4 18. h3 Be6 19. Nhf3 Qb8 20. Rfd1 h6 21. a3 Nd7 22. e4 d4 23. Rc2 Na5 24. Rxc8 Rxc8 25. b4 Nc6 26. Rc1 Bf8 27. Rc2 Nb6 28. Qc1 Qb7 29. Kh2 Na4 30. h4 Qd7 31. Ng1 a5 32. bxa5 Nxa5 33. Rxc8 Qxc8 34. Qxc8 Bxc8 35. Bc1 Be6 36. Bh3 Bxh3 37. Kxh3 Nc5 38. Ndf3 Nxd3 39. Bd2 Nc4 40. Kg2 Bxa3 41. Kf1 b4 42. Ke2 Nc5 43. Bxh6 b3 44. Kd1 b2 45. Kc2 d3+ 46. Kb1 Nxe4 0-1

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.30"]
[Round "9"]
[White "Kollen, Zyon"]
[Black "Kabos, Tobias"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2363"]
[BlackElo "2299"]
[PlyCount "40"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. Qd2 b5 10. a4 b4 11. Nd5 Bxd5 12. exd5 Nb6 13. Bxb6 Qxb6 14. a5 Qb7 15. Bc4 g6 16. Ra4 Rb8 17. Qd3 Ra8 18. Qd2 Rb8 19. Qd3 Ra8 20. Qd2 Rb8 1/2-1/2

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.29"]
[Round "8"]
[White "De Jong, Migchiel"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2323"]
[BlackElo "2363"]
[PlyCount "139"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 Nf6 5. e5 Nfd7 6. a3 Be7 7. f4 c5 8. Be3 Nc6 9. dxc5 Nxc5 10. Nd4 a6 11. Be2 Bd7 12. 0-0 Nxd4 13. Bxd4 Na4 14. Nxa4 Bxa4 15. b3 Bd7 16. Bd3 Qc8 17. Kh1 Bc5 18. c3 Bxd4 19. cxd4 Qc3 20. f5 exf5 21. Bxf5 Bxf5 22. Rxf5 Rc8 23. Rf3 Qc2 24. Qe1 Rc6 25. Qb4 Rg6 26. Rg3 Rxg3 27. hxg3 Qc7 28. Rf1 h5 29. Qa4+ Qc6 30. Rc1 Qxa4 31. bxa4 Rh6 32. Rc5 h4 33. Kh2 hxg3+ 34. Kxg3 Rb6 35. Rxd5 Rb3+ 36. Kf4 Rxa3 37. a5 Ra4 38. g4 Ke7 39. g5 g6 40. Ke4 Ra1 41. Rd6 Rb1 42. Rf6 Rb5 43. Kd3 Rb1 44. Kc4 Rc1+ 45. Kd5 Rb1 46. Ke4 Re1+ 47. Kd5 Rb1 48. Kc5 Rb5+ 49. Kc4 Rb1 50. d5 Rc1+ 51. Kd4 Rd1+ 52. Kc5 Rb1 53. Rb6 Rc1+ 54. Kd4 Rd1+ 55. Ke4 Re1+ 56. Kf4 Rf1+ 57. Kg3 Rg1+ 58. Kf3 Rxg5 59. Rxb7+ Ke8 60. Kf4 Rf5+ 61. Ke4 Rf1 62. d6 Ra1 63. Kd5 Rd1+ 64. Kc6 Rc1+ 65. Kb6 g5 66. Re7+ Kf8 67. Rc7 Rb1+ 68. Kxa6 g4 69. Rc8+ Kg7 70. d7 1-0

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.28"]
[Round "7"]
[White "Kollen, Zyon"]
[Black "Pruijssers, Roeland"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2363"]
[BlackElo "2520"]
[PlyCount "26"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Re8 10. Ng5 Rf8 11. Nf3 Re8 12. Ng5 Rf8 13. Nf3 Re8 1/2-1/2

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.27"]
[Round "6"]
[White "Pel, Bonno"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2279"]
[BlackElo "2363"]
[PlyCount "68"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. d3 e5 4. Nf3 Bd6 5. 0-0 0-0 6. c4 d4 7. c5 Bxc5 8. Nxe5 c6 9. Qc2 Qe7 10. Nf3 Na6 11. a3 Bf5 12. b4 Bb6 13. Bb2 Rad8 14. Re1 Nc7 15. Nbd2 Ne6 16. Nc4 Bc7 17. Nh4 Bg6 18. e4 dxe3 19. Nxe3 Qd7 20. Bxf6 gxf6 21. Be4 Nd4 22. Qd1 Rfe8 23. Nc2 f5 24. Bg2 Rxe1+ 25. Nxe1 Bb6 26. Bh3 Re8 27. Neg2 Ne2+ 28. Kh1 Bxf2 29. Qf1 Bxg3 30. Nxf5 Bxf5 31. Bxf5 Qd6 32. Ra2 Qh6 33. h3 Nd4 34. Bg4 f5 0-1

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.26"]
[Round "5"]
[White "Kollen, Zyon"]
[Black "Schippers, Maurice"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2363"]
[BlackElo "2270"]
[PlyCount "110"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Bf4 0-0 8. Bc7 Qe7 9. Bd6 Bxd6 10. Nxd6 Rd8 11. Qd2 a6 12. f4 Ne8 13. Nxe8 d5 14. Nxg7 dxe4 15. Qe3 Kxg7 16. Nxe4 Qb4+ 17. Qc3+ Rd4 18. Bd3 e5 19. Ng3 Bg4 20. h3 exf4 21. hxg4 fxg3 22. 0-0-0 h6 23. Bf5 Qxc3 24. bxc3 Rxd1+ 25. Rxd1 Ne5 26. Re1 Kf6 27. Be4 Rb8 28. Re3 Kg5 29. Bd5 Nxg4 30. Rxg3 f5 31. Rd3 b5 32. c4 bxc4 33. Bxc4 Ne5 34. Bxa6 Nxd3+ 35. Bxd3 Kf4 36. a4 Rg8 37. Bf1 Ke3 38. a5 Kf2 39. Bd3 Ra8 40. Bxf5 Rxa5 41. Be4 h5 42. Kd2 h4 43. c4 Rg5 44. Kd3 Kg3 45. Kd4 Kf4 46. Bd5 Kf5 47. Bf3 Rg3 48. Be4+ Ke6 49. c5 Kd7 50. Bf5+ Kc6 51. Be4+ Kc7 52. Ke5 Rg5+ 53. Kd4 Rg3 54. Ke5 Rg5+ 55. Kd4 Rg3 1/2-1/2

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.24"]
[Round "4"]
[White "Van Meegen, Ruud"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2230"]
[BlackElo "2363"]
[PlyCount "96"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Be7 5. e3 b6 6. Nc3 c6 7. Qc2 Nbd7 8. d4 a6 9. Bd3 b5 10. 0-0 Rb8 11. Rab1 h6 12. a3 0-0 13. c5 Qc7 14. Ne2 Ne8 15. b4 f5 16. Nf4 Rf6 17. h4 g6 18. Qe2 Ng7 19. g3 Nf8 20. Kg2 Bd7 21. Rh1 Be8 22. Rh2 Bd8 23. Bc2 a5 24. Bc3 axb4 25. axb4 Ra8 26. Rhh1 Qb8 27. Ra1 Rxa1 28. Rxa1 Rf7 29. Qd1 Ra7 30. Rxa7 Qxa7 31. Qa1 Qxa1 32. Bxa1 g5 33. hxg5 hxg5 34. Nd3 Nd7 35. Nfe5 Nxe5 36. Nxe5 Bf6 37. Nd3 Bh5 38. f3 Bd8 39. Bc3 Bc7 40. Bd2 Ne8 41. Ne5 Bxe5 42. dxe5 Kg7 43. Kf2 Nc7 44. Bb3 Na6 45. f4 gxf4 46. gxf4 Kh6 47. Bc2 Bg4 48. Kg3 Kh5 1/2-1/2

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.23"]
[Round "2"]
[White "Kollen, Zyon"]
[Black "Plat, Vojtech"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2363"]
[BlackElo "2550"]
[PlyCount "101"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nc3 d6 2. d4 Nf6 3. e4 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Bd6 7. Bc4 Be6 8. Bxe6 fxe6 9. Bg5 Nbd7 10. 0-0-0 Ke7 11. Nd2 h6 12. Bh4 g5 13. Bg3 Nh5 14. f3 Nf4 15. Bxf4 exf4 16. Nc4 Ne5 17. Nxd6 cxd6 18. b3 a6 19. a4 Rac8 20. Ne2 Rc5 21. Kb2 Rhc8 22. Rd2 b5 23. Ra1 Rb8 24. Rd4 a5 25. axb5 Rbxb5 26. Raa4 Rb8 27. h3 d5 28. exd5 exd5 29. Kc1 Kf6 30. Kd2 Rbc8 31. c3 Re8 32. c4 dxc4 33. bxc4 Kf7 34. Nc3 Rb8 35. Ne4 Rc7 36. Rxa5 Re7 37. Kc3 Nc6 38. Rf5+ Kg7 39. Rd6 Ne5 40. Rff6 Rb1 41. Rde6 Rxe6 42. Rxe6 Ng6 43. c5 Nh4 44. Rb6 Rc1+ 45. Kd2 Rc4 46. Kd3 Rc1 47. c6 Kf7 48. Nc3 Ke7 49. c7 Kd7 50. Rc6 Kc8 51. Kd2 1-0

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.23"]
[Round "3"]
[White "Ladva, Ottomar"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2497"]
[BlackElo "2363"]
[PlyCount "93"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. Nf3 dxc4 5. g3 Nf6 6. Bg2 b5 7. Bg5 Bb7 8. Bxf6 gxf6 9. 0-0 Nd7 10. a4 b4 11. Ne4 a5 12. Qc2 Ba6 13. Nfd2 Nb6 14. Nc5 Bxc5 15. dxc5 Nd5 16. Nxc4 Bxc4 17. Qxc4 f5 18. Qd4 0-0 19. g4 Qh4 20. f4 fxg4 21. e4 Ne7 22. Rad1 Ng6 23. e5 Rad8 24. Qe3 Ne7 25. Rd6 Nf5 26. Qf2 Qxf2+ 27. Kxf2 Nxd6 28. exd6 Rc8 29. Re1 Rfd8 30. Kg3 Kf8 31. Kxg4 Ke8 32. Kg5 Kd7 33. Kf6 Rg8 34. Bh3 Rcf8 35. f5 Re8 36. Rxe6 Rgf8 37. Rxe8 Kxe8 38. Kg7 f6 39. Bg2 Rf7+ 40. Kh6 Kd7 41. Bf1 Ke8 42. Bc4 Rb7 43. b3 Kf8 44. Be6 Ra7 45. h4 Rb7 46. h5 Ra7 47. d7 1-0

[Event "Groningen op 56th"]
[Site "Groningen"]
[Date "2018.12.22"]
[Round "1"]
[White "Kollen, Zyon"]
[Black "Hilwerda, Jonas"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2363"]
[BlackElo "2128"]
[PlyCount "143"]
[EventDate "2018.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 Bb7 9. d3 d5 10. exd5 Nxd5 11. Nxe5 Nd4 12. Nc3 Nxb3 13. axb3 Bd6 14. Nxd5 Bxd5 15. Qg4 Re8 16. Bf4 Qf6 17. d4 c5 18. Bg3 Be6 19. Qe4 Bf5 20. Qd5 cxd4 21. Nxf7 Qxf7 22. Rxe8+ Rxe8 23. Qxd6 Bxc2 24. Qxd4 Bxb3 25. Rxa6 Qd5 26. Qc3 Qc4 27. Qa5 Qe4 28. Qd2 Qe1+ 29. Qxe1 Rxe1+ 30. Kh2 Re2 31. Ra3 Bd5 32. b4 Kf7 33. Ra7+ Kg6 34. Rd7 Bc4 35. f3 Kf6 36. Bf4 Be6 37. Rd4 Bc4 38. Bd2 Be6 39. Bc3 Kf7 40. Rd6 Re3 41. Bd2 Re2 42. Kg3 Ke7 43. Rd4 Kf7 44. f4 Bc4 45. Kf3 Re7 46. Bc3 Be2+ 47. Kf2 Bc4 48. Rd2 Be6 49. Rd1 Rc7 50. Be5 Rd7 51. Bd4 Bc4 52. Ke3 Rd8 53. Ra1 Rd7 54. g4 Re7+ 55. Be5 Rd7 56. f5 Bb3 57. Ra6 Bc4 58. h4 Bd3 59. h5 Bc2 60. Kf4 h6 61. Rg6 Kf8 62. Rb6 Bd3 63. Bd4 Kg8 64. Be5 Kh7 65. f6 gxf6 66. Bxf6 Kg8 67. Be5 Kh7 68. Rb8 Rf7+ 69. Ke3 Rf3+ 70. Kxf3 Be2+ 71. Kf4 Bxg4 72. Rh8# 1-0

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2018.12.16"]
[Round "4.7"]
[White "Kollen, Zyon"]
[Black "Boetzer, Detlef"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2363"]
[BlackElo "2215"]
[PlyCount "81"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Berlin Rotation"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. g4 Rfc8 13. h4 Qa5 14. a3 Rab8 15. h5 b5 16. Nd5 Qxd2 17. Rxd2 Bxd5 18. exd5 a5 19. h6 Bh8 20. g5 Ne8 21. Bxh8 Kxh8 22. Re2 Rc7 23. Rh4 Kg8 24. Rhe4 Kf8 25. b4 axb4 26. axb4 Rbb7 27. Kb2 f5 28. Rd4 Rc8 29. Re3 Nc7 30. f4 Rcb8 31. Rd1 Ke8 32. Bg2 Kd7 33. Ra1 Ra8 34. Rea3 Rxa3 35. Rxa3 Rb8 36. Bf3 Ra8 37. Rxa8 Nxa8 38. Bh5 Nc7 39. Bxg6 Nxd5 40. Bxf5+ Ke8 41. g6 1-0

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2018.12.15"]
[Round "3.7"]
[White "Behrmann, Joachim"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2134"]
[BlackElo "2363"]
[PlyCount "77"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Berlin Zehlendorf"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. f3 Nc6 5. e3 e5 6. d5 Bxc3+ 7. bxc3 Ne7 8. e4 d6 9. Bd3 b6 10. Ne2 0-0 11. 0-0 Nd7 12. g4 Nc5 13. Ng3 Ng6 14. Be3 Qe8 15. Bc2 Bd7 16. Nf5 Bxf5 17. exf5 Nf4 18. Bxf4 exf4 19. Qd2 Qe5 20. h4 Rae8 21. Rae1 Qf6 22. g5 Qd8 23. Qxf4 f6 24. Kf2 Re5 25. gxf6 Qxf6 26. Rxe5 dxe5 27. Qg5 Nb7 28. Rg1 Nd6 29. Bd3 Rf7 30. Qxf6 Rxf6 31. Re1 Nxf5 32. Rxe5 Nxh4 33. Re8+ Kf7 34. Rc8 Nxf3 35. Rxc7+ Kf8 36. Rc8+ Ke7 37. Rc7+ Kf8 38. Rc8+ Ke7 39. Rc7+ 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.24"]
[Round "4.8"]
[White "Schoorl, Rob"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2261"]
[BlackElo "2350"]
[PlyCount "102"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 e6 2. c4 d5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 a5 7. Nc3 c6 8. d4 Nbd7 9. Bb2 Rb8 10. a4 b6 11. Nd2 Ba6 12. e4 c5 13. exd5 cxd4 14. Nb5 Bxb5 15. dxe6 fxe6 16. cxb5 e5 17. Nc4 Qc7 18. f4 Rbd8 19. Re1 Bb4 20. fxe5 Bxe1 21. exf6 Bc3 22. fxg7 Rfe8 23. Bxc3 dxc3 24. Qd5+ Kxg7 25. Qd4+ Ne5 26. Qxc3 Qc5+ 27. Kh1 Rd4 28. Re1 Rc8 29. Bf1 Nxc4 30. Bxc4 Rcd8 31. Re6 Qc7 32. Qe3 Qb7+ 33. Kg1 Rd1+ 34. Bf1 Rxf1+ 35. Kxf1 Qh1+ 36. Kf2 Rf8+ 37. Ke2 Qf1+ 38. Kd2 Rf2+ 39. Kc3 Rf3 40. Re7+ Kf6 41. Re6+ Kf5 42. Re5+ Kg4 43. Re4+ Kh3 44. Rh4+ Kg2 45. Qxf3+ Qxf3+ 46. Kc4 Qd1 47. Kc3 Kf2 48. Rd4 Qc1+ 49. Kd3 Qe3+ 50. Kc4 Qe6+ 51. Kc3 Ke1 0-1

[Event "BL2-Nord 1819"]
[Site "Germany"]
[Date "2018.11.11"]
[Round "2.7"]
[White "Kollen, Zyon"]
[Black "Berger, Steve"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2363"]
[BlackElo "2435"]
[PlyCount "198"]
[EventDate "2018.11.10"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Berlin Tegel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Nxf6+ Bxf6 8. h4 0-0 9. Bd3 c5 10. Qe2 cxd4 11. Qe4 g6 12. Bxf6 Nxf6 13. Qxd4 Qxd4 14. Nxd4 e5 15. Nb5 Bd7 16. 0-0 a6 17. Nd6 Bc6 18. Rfd1 Kg7 19. Nc4 Rfe8 20. Na5 Rac8 21. Nxc6 Rxc6 22. c3 Rb6 23. b3 e4 24. Bc4 Rc6 25. a4 Re5 26. Rac1 Rec5 27. Rd4 b5 28. axb5 axb5 29. Be2 Rxc3 30. Rxc3 Rxc3 31. Rb4 Rc1+ 32. Bf1 Nd5 33. Rxe4 Rb1 34. b4 Kf6 35. g4 Nxb4 36. g5+ Kf5 37. Re7 Nd5 38. Rxf7+ Kg4 39. Rxh7 Nf4 40. Rf7 b4 41. h5 Nxh5 42. Rb7 Nf4 43. Rb5 Kh4 44. Rc5 b3 45. Rb5 Kg4 46. Re5 b2 47. Rb5 Kh4 48. Rb3 Kxg5 49. f3 Nd5 50. Kf2 Nc3 51. Bd3 Rc1 52. Rb6 b1Q 53. Rxg6+ Kf4 54. Rg4+ Ke5 55. Bxb1 Rxb1 56. Rh4 Rb2+ 57. Kg3 Ne2+ 58. Kf2 Nd4+ 59. Kf1 Nxf3 60. Re4+ Kd5 61. Ra4 Nd4 62. Ra8 Nb5 63. Ke1 Ke4 64. Re8+ Kd3 65. Rd8+ Nd4 66. Kf1 Ke3 67. Re8+ Kf4 68. Rf8+ Nf5 69. Ke1 Ra2 70. Kd1 Ke4 71. Re8+ Kd3 72. Ke1 Nd6 73. Rd8 Re2+ 74. Kf1 Re6 75. Ra8 Nc4 76. Kf2 Rf6+ 77. Kg3 Rf7 78. Ra1 Ke2 79. Kg4 Ke3 80. Ra8 Ke4 81. Re8+ Ne5+ 82. Kg3 Rg7+ 83. Kf2 Rg5 84. Ra8 Nd3+ 85. Ke2 Rg2+ 86. Kd1 Nb2+ 87. Ke1 Nd3+ 88. Kd1 Nc5 89. Re8+ Kd3 90. Rd8+ Ke3 91. Re8+ Ne4 92. Kc1 Re2 93. Rd8 Nf6 94. Rd6 Rf2 95. Re6+ Kd4 96. Rd6+ Kc5 97. Rd8 Nd5 98. Rc8+ Kb4 99. Kd1 Rh2 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.03"]
[Round "3.6"]
[White "Kollen, Zyon"]
[Black "Baselmans, Luuk"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "2350"]
[BlackElo "2025"]
[PlyCount "91"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "De Stukkenjagers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2 a6 8. f4 c5 9. Nf3 Nc6 10. dxc5 Nxc5 11. 0-0-0 0-0 12. Kb1 b5 13. Bd3 b4 14. Ne2 a5 15. Ned4 Nxd4 16. Nxd4 Ba6 17. Qe3 Rfc8 18. Rc1 a4 19. Bxa6 Rxa6 20. c4 Qb7 21. cxd5 a3 22. b3 Qxd5 23. Rhd1 Rb8 24. Nc6 Qxc6 25. Qxc5 Qb7 26. Rd6 Raa8 27. Qc6 Qa7 28. Qc5 Qb7 29. Qc6 Qa7 30. Rc5 Qe7 31. g3 g6 32. Qd7 Qf8 33. Rc7 Rd8 34. Qc6 Rab8 35. h4 Ra8 36. Rdd7 Rxd7 37. Rxd7 Rc8 38. Qd6 Qe8 39. g4 h5 40. gxh5 gxh5 41. Qd1 Kg7 42. Qd4 Kh8 43. Qd1 Kg7 44. Qd2 Kh7 45. Qd3+ Kh8 46. Qd1 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.10.06"]
[Round "2.8"]
[White "Van der Heijden, Ton"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E13"]
[WhiteElo "2308"]
[BlackElo "2350"]
[PlyCount "83"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. Qc2 h6 7. Bh4 g5 8. Bg3 Ne4 9. e3 Bxc3+ 10. bxc3 d6 11. Bd3 Nxg3 12. fxg3 Nd7 13. 0-0 Qe7 14. a4 a5 15. Rf2 0-0 16. Raf1 f5 17. d5 c5 18. dxc6 Bxc6 19. Nd4 Rac8 20. g4 Ne5 21. gxf5 Bxa4 22. Qe2 Rf6 23. fxe6 Rxf2 24. Rxf2 Rf8 25. Be4 Rxf2 26. Qxf2 Be8 27. Nf5 Qf6 28. Nxd6 Qxf2+ 29. Kxf2 Kf8 30. Nc8 a4 31. c5 bxc5 32. Bd5 c4 33. e7+ Kg7 34. Nd6 Kf6 35. Nxc4 Nxc4 36. Bxc4 Kxe7 37. Ke2 Kd6 38. Kd2 Bg6 39. Bg8 a3 40. g3 Be4 41. Ba2 Kc5 42. Bf7 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.15"]
[Round "9"]
[White "Bosboom, Manuel"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2403"]
[BlackElo "2313"]
[PlyCount "116"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. d3 0-0 6. Nbd2 c5 7. e4 Nc6 8. Re1 Qc7 9. c3 b6 10. Qe2 Ba6 11. e5 Nd7 12. h4 Rfe8 13. Nf1 f6 14. exf6 Bxf6 15. N1h2 e5 16. Qc2 Rad8 17. Ng4 Nf8 18. Nxf6+ gxf6 19. Nh2 Qg7 20. Be3 Qg6 21. Qa4 Nb8 22. Ng4 d4 23. Nh6+ Kh8 24. Be4 Qg7 25. cxd4 cxd4 26. Bd2 Ne6 27. b4 Nf4 28. Nf5 Qg4 29. Bxf4 exf4 30. Qd1 Qxd1 31. Raxd1 fxg3 32. fxg3 Bc8 33. Rf1 Bxf5 34. Rxf5 Kg7 35. Rc1 Re7 36. Rh5 h6 37. Rf1 Re5 38. Rhf5 Rxf5 39. Rxf5 Rd6 40. Rf4 Nc6 41. Rg4+ Kf7 42. Rg6 Nxb4 43. a3 Nd5 44. Rxh6 Ne7 45. g4 Re6 46. Rh8 Re5 47. Rd8 f5 48. gxf5 Nxf5 49. Bxf5 Rxf5 50. Rxd4 Ra5 51. a4 Ke6 52. Kf2 b5 53. axb5 Rxb5 54. Rg4 a5 55. Rg6+ Kf7 56. Ra6 Rh5 57. Ke3 Ke7 58. d4 Kd7 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.14"]
[Round "8"]
[White "Kollen, Zyon"]
[Black "Hildenbrand, Peter"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2313"]
[BlackElo "2226"]
[PlyCount "99"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 c6 7. a4 Qc7 8. Re1 h6 9. h3 Nf8 10. Be3 g5 11. dxe5 dxe5 12. Nxe5 Qxe5 13. Bd4 Qa5 14. e5 Be6 15. exf6 Bb4 16. Bxe6 Nxe6 17. Rxe6+ fxe6 18. f7+ Ke7 19. Bxh8 Rxh8 20. Qd4 Bxc3 21. bxc3 Rf8 22. Rd1 Rxf7 23. Qd6+ Kf6 24. Rd3 Qc7 25. Rf3+ Kg7 26. Qd4+ e5 27. Rxf7+ Kxf7 28. Qxa7 Ke6 29. Kf1 Kd5 30. Qe3 Qa5 31. Qf3+ Ke6 32. Qg4+ Kd5 33. Qd7+ Kc5 34. Qxb7 Qxa4 35. Qe7+ Kd5 36. Qd7+ Kc5 37. Qd3 e4 38. Qe3+ Kd5 39. Qd2+ Kc5 40. Ke2 Qc4+ 41. Ke3 Qf1 42. Qd4+ Kb5 43. Qb4+ Ka6 44. Qxe4 Qe1+ 45. Kf3 Qc1 46. Qxc6+ Ka5 47. Qd5+ Ka6 48. Qd3+ Ka5 49. c4 Kb4 50. Qb3+ 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.13"]
[Round "7"]
[White "Lai, Hing Ting"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2447"]
[BlackElo "2313"]
[PlyCount "122"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 Be7 5. c4 0-0 6. d4 dxc4 7. Qc2 b6 8. Ne5 Qxd4 9. Nxc4 Nd5 10. Rd1 Qc5 11. e4 Nb4 12. Qb3 Ba6 13. Nba3 N8c6 14. Be3 Qh5 15. h3 Rad8 16. g4 Qh4 17. Nd2 Nd4 18. Bxd4 Rxd4 19. Nf3 Rxd1+ 20. Rxd1 Qf6 21. Nc2 Be2 22. Rd2 Bxf3 23. Bxf3 Qf4 24. Qe3 Bg5 25. h4 Qxe3 26. fxe3 Nxc2 27. hxg5 Nb4 28. Rd7 Rc8 29. e5 Nxa2 30. Bb7 Rb8 31. Rxc7 Nb4 32. Be4 a5 33. Kf2 g6 34. Ke2 Na6 35. Rc4 Nc5 36. Bc6 Kf8 37. b4 axb4 38. Rxb4 Ke7 39. Kf3 Kd8 40. Rd4+ Ke7 41. Bb5 Rd8 42. Kf4 Rd5 43. Rb4 Rd2 44. Kf3 Rd5 45. Kf4 Kd8 46. Rd4 Nb3 47. Rb4 Na5 48. e4 Rc5 49. Rd4+ Kc8 50. Be8 Rc7 51. Bb5 Kb7 52. Rd1 Nc6 53. Rh1 Nd4 54. Bd3 Rc3 55. Rxh7 Rxd3 56. Rxf7+ Ka6 57. Ra7+ Kb5 58. Ra5+ Kb4 59. Ra4+ Kc3 60. Rc4+ Kd2 61. Rc2+ Ke1 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.12"]
[Round "6"]
[White "Kollen, Zyon"]
[Black "Grooten, Herman"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2313"]
[BlackElo "2384"]
[PlyCount "79"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 e6 4. d4 d5 5. exd5 exd5 6. Qe2+ Be6 7. Ng5 Qd7 8. g3 Nc6 9. Bh3 0-0-0 10. Nxe6 Re8 11. Be3 fxe6 12. dxc5 Nf6 13. Nd2 Kb8 14. 0-0-0 Qf7 15. f4 Nd7 16. Nb3 g6 17. Nd4 Bxc5 18. Nxc6+ bxc6 19. Rhe1 Kb7 20. Rd3 Re7 21. Bxc5 Nxc5 22. Re3 Rhe8 23. b4 Ne4 24. Bf1 e5 25. Qxa6+ Kb8 26. fxe5 Ra7 27. Qb6+ Rb7 28. Qd4 Qf2 29. Rxe4 Qxa2 30. R4e2 Qa3+ 31. Kd2 c5 32. bxc5 Rb3 33. Bg2 Rc8 34. e6 Rxc5 35. e7 Qb2+ 36. Ke3 Rbxc3+ 37. Kf2 Rf3+ 38. Kxf3 Qxd4 39. e8Q+ Kb7 40. Rb1+ 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.11"]
[Round "5"]
[White "Floor, Dirk"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2196"]
[BlackElo "2313"]
[PlyCount "80"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 Nf6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 h6 8. Bxf6 Bxf6 9. cxd5 exd5 10. Bb5+ c6 11. Bd3 Nd7 12. b4 a5 13. bxa5 Rxa5 14. a4 0-0 15. 0-0 Ba6 16. Bxa6 Rxa6 17. Qd3 Qa8 18. Rab1 Be7 19. h3 Bd6 20. Rfe1 Nf6 21. e4 dxe4 22. Nxe4 Nxe4 23. Rxe4 Rb8 24. Ne5 Bxe5 25. dxe5 Rxa4 26. e6 Rxe4 27. exf7+ Kxf7 28. Qxe4 Kg8 29. Qe6+ Kh8 30. Re1 Qa5 31. g4 Qd5 32. Qg6 Rf8 33. Re8 Rxe8 34. Qxe8+ Kh7 35. Qf8 c5 36. f4 c4 37. f5 Qc6 38. Kf2 c3 39. Qa3 c2 40. Qc1 b5 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.10"]
[Round "4"]
[White "Kollen, Zyon"]
[Black "Pham, Khoi"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2313"]
[BlackElo "2037"]
[PlyCount "69"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qd2 b5 8. f3 Nbd7 9. g4 Nb6 10. 0-0-0 Bb7 11. Bd3 Rc8 12. Kb1 Nfd7 13. g5 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Be4 Bxe4 17. fxe4 Be7 18. h4 Ne5 19. Qg2 Qc7 20. Bf4 Bd6 21. h5 Nc4 22. Bxd6 Qxd6 23. Qf3 0-0 24. h6 g6 25. c3 Qe5 26. Rhg1 f6 27. Qe2 fxg5 28. Nf3 Qf6 29. Nxg5 Rcd8 30. Rxd8 Rxd8 31. Qg4 Rd6 32. Qg3 Qd8 33. Qg4 Qf6 34. Qg3 Qd8 35. Qg4 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.09"]
[Round "3"]
[White "Bogaard, Milo"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2073"]
[BlackElo "2313"]
[PlyCount "122"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. d4 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 0-0 8. cxd5 exd5 9. Bd3 a6 10. 0-0 c6 11. Qc2 Re8 12. Rab1 b6 13. Bg3 Bb7 14. b4 a5 15. bxa5 Rxa5 16. a4 Qa8 17. Ne5 Ba6 18. Rfd1 Bxd3 19. Qxd3 Nxe5 20. Bxe5 Nd7 21. Bf4 Bf6 22. e4 dxe4 23. Nxe4 Rxa4 24. Nxf6+ Nxf6 25. Be5 Nd5 26. h3 Ra3 27. Qf5 Nc3 28. Qg4 g6 29. Qh4 Nxd1 30. Qf6 Rxe5 31. dxe5 Rd3 32. Rxb6 Qe8 33. Rxc6 Rd7 34. e6 Re7 35. exf7+ Qxf7 36. Qxg6+ Qxg6 37. Rxg6+ Kh7 38. Rf6 Kg7 39. Rf3 Rc7 40. g4 Nc3 41. Kg2 Nd5 42. Rf5 Ne7 43. Ra5 Ng6 44. Kg3 Kh7 45. h4 Rf7 46. h5 Nf4 47. Rb5 Kg7 48. Ra5 Ne2+ 49. Kg2 Rf4 50. f3 Nd4 51. Ra3 Ne6 52. Kg3 Rc4 53. Ra7+ Nc7 54. Rb7 Rc3 55. Kf2 Rc6 56. Kg3 Kf6 57. Rb3 Nd5 58. Ra3 Ke5 59. Ra8 Kd4 60. Rg8 Ne7 61. Ra8 Ke5 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.08"]
[Round "2"]
[White "Kollen, Zyon"]
[Black "Cornelisse, Ticho"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2313"]
[BlackElo "2074"]
[PlyCount "73"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. f3 Nbd7 7. d5 Nb6 8. dxc6 Nc4 9. Bxc4 bxc4 10. Qd4 Ba6 11. e5 dxe5 12. Qxe5 Qd6 13. Qxd6 exd6 14. 0-0-0 0-0-0 15. Bg5 Bg7 16. a4 d5 17. Bxf6 Bxf6 18. Nxd5 c3 19. b4 Bf1 20. Nxf6 Rxd1+ 21. Kxd1 Bxg2 22. Ke2 Rd8 23. Ne4 Bxh1 24. Nxc3 Rd4 25. b5 Rh4 26. Ke3 Rxh2 27. Nge2 Rh3 28. Nd4 g5 29. Ne4 h6 30. a5 Bxf3 31. Nxf3 g4 32. b6 axb6 33. axb6 Rxf3+ 34. Kd2 Kd8 35. c7+ Kd7 36. Nd6 Rf2+ 37. Kc3 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.07"]
[Round "1"]
[White "Koelewijn, Alex"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2055"]
[BlackElo "2313"]
[PlyCount "76"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Nbd2 b5 11. a4 c6 12. Ne4 Nd7 13. Ne5 Nxe5 14. dxe5 Bd7 15. h4 f6 16. exf6 gxf6 17. axb5 cxb5 18. Nc3 Bc6 19. Nxd5 Bxd5 20. Bxd5 exd5 21. Qf5 Qe5 22. Qd7 a6 23. Rfd1 Rfd8 24. Qg4+ Kh8 25. Rd4 Rg8 26. Qf4 Qxf4 27. Rxf4 Kg7 28. Rd4 Rge8 29. e3 Re5 30. Ra5 Kf7 31. Rd1 Ke7 32. Rda1 d4 33. exd4 Re2 34. Rb1 Kd6 35. Kf1 Rd2 36. d5 Kxd5 37. b3 c3 38. Rc1 Kc5 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.21"]
[Round "9.8"]
[White "Kollen, Zyon"]
[Black "Buckels, Valentin"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2295"]
[BlackElo "2313"]
[PlyCount "127"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "Voerendaal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nc3 Nf6 2. e4 e5 3. Nf3 Nc6 4. g3 Bc5 5. Bg2 d6 6. d3 0-0 7. Na4 Bd4 8. c3 Bxf2+ 9. Kxf2 b5 10. Rf1 bxa4 11. Qxa4 Ne7 12. Kg1 Ng6 13. Bg5 Qd7 14. Qxd7 Nxd7 15. Bh3 Nc5 16. Bxc8 Raxc8 17. Rad1 Rb8 18. b3 a5 19. Be3 Nd7 20. Nd2 Rb7 21. Nc4 Ra8 22. Rb1 Ne7 23. a3 Nc8 24. b4 axb4 25. axb4 Ne7 26. Ra1 Rbb8 27. Na5 f6 28. Rfb1 Kf7 29. c4 Ke6 30. b5 h6 31. g4 Kf7 32. Kf2 g6 33. Ke2 h5 34. gxh5 gxh5 35. h3 Ke6 36. Rg1 Kf7 37. Rgb1 Ke6 38. Bf2 Ng6 39. Bg3 h4 40. Bh2 Rg8 41. Nb3 Ne7 42. Rxa8 Rxa8 43. Ra1 Rxa1 44. Nxa1 f5 45. Nb3 Nb6 46. c5 Na4 47. cxd6 Kxd6 48. exf5 Nxf5 49. Kf3 Nc3 50. Kg4 Ne3+ 51. Kxh4 Nxb5 52. Kg5 Kd5 53. h4 Nd6 54. h5 Nf1 55. Bg1 Ng3 56. h6 Nf7+ 57. Kg6 Nxh6 58. Kxh6 e4 59. Bf2 Nh1 60. dxe4+ Kxe4 61. Bh4 Kf3 62. Bd8 Ng3 63. Bxc7 Ne2 64. Kg5 1/2-1/2

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "9.5"]
[White "Ploog, Martin"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2101"]
[BlackElo "2323"]
[PlyCount "99"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hannover"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. g3 Nf6 3. Bg2 d5 4. c4 dxc4 5. Nf3 Be7 6. 0-0 0-0 7. Qc2 b6 8. Nbd2 Bb7 9. Nxc4 Be4 10. Qd2 Nc6 11. b3 Qd5 12. Bb2 Rad8 13. Rad1 a5 14. Qc1 Qb5 15. Rfe1 Nb4 16. a4 Qe8 17. Ne3 Nbd5 18. Nxd5 Nxd5 19. Ne5 Bxg2 20. Kxg2 c5 21. dxc5 Bxc5 22. Nd3 Bb4 23. Nxb4 axb4 24. e4 Rc8 25. Qd2 Nc3 26. Rc1 Qc6 27. Qd4 Qc5 28. Qxc5 Rxc5 29. Bxc3 bxc3 30. Rc2 Rfc8 31. Re3 Kf8 32. Rd3 Ke7 33. f4 f6 34. Kf3 g5 35. e5 gxf4 36. gxf4 fxe5 37. fxe5 Rxe5 38. Rdxc3 Rxc3+ 39. Rxc3 Kd6 40. Rc4 Rc5 41. Rb4 Rc3+ 42. Ke4 Kc5 43. Rb5+ Kc6 44. h4 Rc5 45. Rb4 Rh5 46. Kf3 Rf5+ 47. Ke3 Re5+ 48. Kf4 Rf5+ 49. Ke3 Re5+ 50. Kf4 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.07"]
[Round "8.6"]
[White "Van der Lende, Ilias"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2325"]
[BlackElo "2295"]
[PlyCount "102"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "SISSA"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. Bd3 c5 6. c3 Nc6 7. 0-0 dxe4 8. Nxe4 cxd4 9. cxd4 0-0 10. Nxf6+ Bxf6 11. Be3 Nb4 12. Be4 Nd5 13. Rc1 Bd7 14. Qd3 h6 15. Ne5 a6 16. Qb3 Bb5 17. Rfd1 Nxe3 18. Qxe3 Qb8 19. f4 Re8 20. b3 Rd8 21. a4 Be8 22. d5 Qd6 23. Nc4 Qb4 24. Qb6 a5 25. Qxb4 axb4 26. d6 Ra7 27. Ne5 b5 28. a5 Bxe5 29. fxe5 Rxa5 30. d7 Rxd7 31. Rxd7 Bxd7 32. Rc7 Ra1+ 33. Kf2 Rd1 34. Ke2 Rd4 35. Ke3 Rd1 36. Bd3 Be8 37. Rc8 g5 38. Rxe8+ Kg7 39. Ra8 Rc1 40. Ra2 h5 41. Rb2 h4 42. h3 f6 43. exf6+ Kxf6 44. Bxb5 Ke5 45. Bc4 Rc3+ 46. Kf2 Kf5 47. Ra2 e5 48. Ra4 Kf4 49. Rxb4 Rc2+ 50. Kg1 Kg3 51. Bf1 Rf2 1-0

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "8.5"]
[White "Kollen, Zyon"]
[Black "Oehne, Timo"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2323"]
[BlackElo "2138"]
[PlyCount "85"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Nordhorn Blanke"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Nc2 0-0 10. Bd3 Bg4 11. f3 Be6 12. Nd5 Rc8 13. Be3 Nd7 14. Qd2 Nc5 15. Be2 a5 16. 0-0 f5 17. exf5 Bxf5 18. Nxe7+ Qxe7 19. Bf2 Ne6 20. Ne3 Nf4 21. Nd5 Nxe2+ 22. Qxe2 Qg5 23. b3 Rfe8 24. Be3 Qg6 25. Qd2 h5 26. Rad1 Bc2 27. Rc1 Bf5 28. Rfd1 h4 29. Nb6 Rcd8 30. Bg5 Nd4 31. Kh1 h3 32. Bxd8 Rxd8 33. Nd5 Kf7 34. Rg1 Rh8 35. Rcf1 Bd3 36. Rf2 Qf5 37. Ne3 Qh7 38. gxh3 Ke6 39. Rg3 Rf8 40. Kg1 e4 41. fxe4 Rxf2 42. Kxf2 Qxe4 43. Nd5 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.03.10"]
[Round "7.6"]
[White "Kollen, Zyon"]
[Black "Zwirs, Nico"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2295"]
[BlackElo "2396"]
[PlyCount "201"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "Apeldoorn"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. e4 h5 6. Bf4 d6 7. Nxc6 bxc6 8. e5 dxe5 9. Qxd8+ Kxd8 10. Bxe5 Ng4 11. Rd1+ Bd7 12. Bg3 h4 13. Bf4 e5 14. Be2 f5 15. Bxg4 fxg4 16. Bxe5 Rh5 17. Bd6 Bxd6 18. Rxd6 Rb8 19. b3 Kc7 20. Rd2 Re5+ 21. Re2 Rxe2+ 22. Kxe2 Bf5 23. Kd2 Rd8+ 24. Kc1 Re8 25. Rf1 Bc8 26. Kd2 Rd8+ 27. Ke3 Re8+ 28. Kd2 Rd8+ 29. Kc1 Re8 30. f3 Rf8 31. Kd2 h3 32. gxh3 gxf3 33. Ke3 Bxh3 34. Rxf3 Bf5 35. Rf2 g6 36. Ne2 Re8+ 37. Kd2 Rh8 38. Nf4 Rd8+ 39. Ke3 Re8+ 40. Kd2 Rd8+ 41. Nd3 Kb6 42. Rf4 Rh8 43. h4 Rd8 44. Kc3 Re8 45. Kd2 Rd8 46. b4 a5 47. bxa5+ Kxa5 48. Kc3 Kb6 49. Ne5 Re8 50. Nf3 Be4 51. Ng5 Bd5 52. a4 Re3+ 53. Kd4 Re1 54. c4 Bg2 55. Rg4 c5+ 56. Kd3 Bc6 57. Ne4 Bxe4+ 58. Rxe4 Rh1 59. Rg4 Ka5 60. Ke4 Re1+ 61. Kd5 Kb4 62. a5 Rd1+ 63. Kc6 Ra1 64. Rxg6 Rxa5 65. Rg4 Ra1 66. Kd5 Re1 67. Re4 Rd1+ 68. Ke5 Kc3 69. Kf5 Kd3 70. Rg4 Ke3 71. h5 Rh1 72. Kg6 Rd1 73. h6 Rd6+ 74. Kh5 Rd7 75. Rg5 Kf4 76. Rxc5 Re7 77. Ra5 Rc7 78. Rg5 Ra7 79. Rg4+ Kf5 80. Rg7 Ra1 81. Rf7+ Ke6 82. Rf4 Ke5 83. Rg4 Ra7 84. Rg7 Ra1 85. h7 Rh1+ 86. Kg6 Ke6 87. Rg8 Rg1+ 88. Kh6 Rh1+ 89. Kg7 Rg1+ 90. Kf8 Rf1+ 91. Ke8 Ra1 92. Rg6+ Kf5 93. Rh6 Ra8+ 94. Kd7 Ra7+ 95. Kc8 Ra8+ 96. Kb7 Rh8 97. c5 Kg5 98. Rh1 Kg6 99. c6 Kg5 100. c7 Rxh7 101. Rxh7 1-0

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "7.6"]
[White "Kollen, Zyon"]
[Black "Niendieker, Stephan"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2323"]
[BlackElo "2105"]
[PlyCount "57"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Hellern"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Nxc3 13. Qxc3 Bh6+ 14. Be3 Bxe3+ 15. Qxe3 Qb6 16. Qxe7 Be6 17. Qa3 a5 18. Bd3 Qb4 19. Be4 Qxa3 20. bxa3 Bxa2 21. Bxc6 Rab8 22. Be4 Rfc8 23. Rhe1 Rc5 24. Bd3 Rc3 25. Kd2 Rbc8 26. Re8+ Kg7 27. Rxc8 Rxc8 28. Ra1 Be6 29. Rb1 1-0

[Event "Leiden Noteboom Memorial 78th"]
[Site "Leiden"]
[Date "2018.02.17"]
[Round "3"]
[White "Kollen, Zyon"]
[Black "Kevlishvili, Robby"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "2288"]
[BlackElo "2469"]
[PlyCount "46"]
[EventDate "2018.02.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 g6 7. f3 Bg7 8. Qd2 h5 9. a4 Nc6 10. Bc4 Bd7 11. Nxc6 bxc6 12. a5 0-0 13. 0-0 c5 14. e5 Ne8 15. exd6 Nxd6 16. Bd5 Rb8 17. Bxc5 Rxb2 18. Bb3 Qb8 19. Ra3 Qc7 20. Bxd6 exd6 21. Na4 Bxa4 22. Rxa4 Qc5+ 23. Qf2 Qb5 1/2-1/2

[Event "Leiden Noteboom Memorial 78th"]
[Site "Leiden"]
[Date "2018.02.17"]
[Round "4"]
[White "Schippers, Maurice"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2330"]
[BlackElo "2288"]
[PlyCount "118"]
[EventDate "2018.02.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Qe2 0-0 7. Ngf3 a5 8. 0-0 Na6 9. e5 Nd7 10. c4 Naxc5 11. Bc2 b6 12. Nd4 Bb7 13. cxd5 Bxd5 14. Nb1 Qc7 15. Re1 Rfd8 16. Nc3 Bb7 17. Ncb5 Qb8 18. Bf4 Nf8 19. Qh5 Rd5 20. Re3 g6 21. Qh6 Qd8 22. Nf3 Nd3 23. Nc3 Nxf4 24. Qxf4 Rd7 25. Be4 Bxe4 26. Nxe4 Kg7 27. h4 h6 28. g3 Rc8 29. Kg2 Rc2 30. Nh2 Nh7 31. Rf3 Qf8 32. Nf6 Bxf6 33. exf6+ Kh8 34. Ng4 h5 35. Ne5 Rd5 36. Re1 Kg8 37. Qe4 Rc7 38. Nxg6 fxg6 39. Qxg6+ Kh8 40. Rxe6 Rf7 41. Re7 Rd7 42. Rxd7 Rxd7 43. f7 Rd6 44. Qxh5 Kg7 45. Qg4+ Rg6 46. Qd4+ Rf6 47. Rxf6 Nxf6 48. Qxb6 Qxf7 49. Qxa5 Qb7+ 50. Kg1 Qxb2 51. Qg5+ Kf7 52. h5 Qb1+ 53. Kh2 Qxa2 54. Qg6+ Ke6 55. Kg1 Qa1+ 56. Kg2 Qa8+ 57. Kg1 Qa1+ 58. Kg2 Qa8+ 59. Kg1 Ke5 1/2-1/2

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "6.6"]
[White "Steingraeber, Kai Uwe"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2063"]
[BlackElo "2323"]
[PlyCount "68"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Delmenhorst"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Nbd2 b5 8. Ne5 Nd5 9. a4 c6 10. Ne4 Bb7 11. Nc5 Qc7 12. f4 Na6 13. Nxa6 Bxa6 14. axb5 Bxb5 15. Qc2 c5 16. dxc5 Qxc5+ 17. Kh1 Rac8 18. Bd2 Bf6 19. Ng4 Bxb2 20. Qxb2 c3 21. Bxc3 Nxc3 22. Bf3 Na4 23. Qb3 Qc4 24. Qe3 a6 25. Ne5 Qc5 26. Qb3 Qc3 27. Qb1 Nc5 28. Ra2 Na4 29. Ra1 Rfd8 30. Ra2 g6 31. h4 Rd2 32. h5 Rxa2 33. hxg6 Rc2 34. gxf7+ Kg7 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.02.03"]
[Round "6.8"]
[White "Lahaye, Rick"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2380"]
[BlackElo "2295"]
[PlyCount "106"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "SISSA"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. Nbd2 c5 7. c4 cxd4 8. cxd5 Qxd5 9. Nb3 d3 10. Nfd4 Qc4 11. exd3 Qa6 12. Qc2 Bd7 13. Qc4 Qb6 14. Qc2 Rc8 15. Qe2 Nc6 16. Be3 Qa6 17. Bf4 Nb4 18. Rfd1 Nfd5 19. Be5 Bf6 20. a3 Bxe5 21. axb4 Qd6 22. Nf3 Bf6 23. Nc5 Nxb4 24. Nxb7 Qb6 25. Ne5 Bxe5 26. Qxe5 Nc6 27. Bxc6 Rxc6 28. Na5 Rc2 29. Qf4 Qxb2 30. Rab1 Qf6 31. Qxf6 gxf6 32. Rdc1 Rxc1+ 33. Rxc1 Bb5 34. d4 Rd8 35. Rc5 a6 36. Nc6 Rd6 37. d5 Kf8 38. Nb4 exd5 39. Nxd5 Rc6 40. Rxc6 Bxc6 41. Nb4 Bb5 42. f4 Ke7 43. Kf2 Kd6 44. Ke3 Kc5 45. Nc2 Kc4 46. Kd2 a5 47. Ne3+ Kb3 48. Nf5 Kb2 49. Nd6 Ba6 50. Ne4 a4 51. Nc3 a3 52. Na4+ Kb3 53. Nc5+ Kc4 0-1

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2018.01.21"]
[Round "5.6"]
[White "Kollen, Zyon"]
[Black "Gerstmann, Frank"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2323"]
[BlackElo "2144"]
[PlyCount "76"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Hameln"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qd2 b5 8. f3 Bb7 9. g4 Nc6 10. Nxc6 Bxc6 11. g5 Nd7 12. 0-0-0 b4 13. Ne2 d5 14. Nd4 Bb7 15. f4 Nc5 16. e5 Rc8 17. Kb1 Ne4 18. Qg2 Bc5 19. h4 Qb6 20. Ka1 0-0 21. Qg1 a5 22. h5 a4 23. Rh3 Rfd8 24. g6 fxg6 25. hxg6 h6 26. f5 exf5 27. Nxf5 b3 28. Ne7+ Kf8 29. Nxc8 bxc2 30. Rc1 Rxc8 31. Bxc5+ Rxc5 32. a3 Qc7 33. Bd3 Kg8 34. Rh2 Rc6 35. Rhxc2 Rxc2 36. Rxc2 Qxe5 37. Qa7 Nd6 38. Qxb7 Qe1+ 1-0

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.6"]
[White "Brinkmann, Fabian"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2087"]
[BlackElo "2323"]
[PlyCount "93"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen III"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Bxc3+ 6. Nxc3 Nc6 7. Bb5 Nge7 8. Nxe4 Qd5 9. Qd3 f5 10. Ng3 a6 11. Bxc6+ Nxc6 12. Bf4 Qxg2 13. 0-0-0 0-0 14. Bxc7 Rf7 15. Be5 b5 16. h4 Bb7 17. Rhg1 Nxe5 18. dxe5 Qxf2 19. Nh5 Qxh4 20. Nf6+ Kh8 21. Qd8+ Rf8 22. Qc7 Qh6+ 23. Kb1 gxf6 24. Qxb7 Rad8 25. Rxd8 Rxd8 26. Qe7 Qf8 27. Qxe6 Re8 28. Qxf5 Rxe5 29. Qd7 a5 30. b3 Qe7 31. Qc8+ Qe8 32. Qc3 a4 33. Ka2 axb3+ 34. cxb3 Re2+ 35. Kb1 Qe4+ 36. Kc1 Qe3+ 37. Qxe3 Rxe3 38. Kc2 f5 39. a4 b4 40. a5 Rc3+ 41. Kb2 f4 42. Rf1 f3 43. a6 Rc8 44. Rxf3 Ra8 45. Rf4 Rxa6 46. Rxb4 h5 47. Rh4 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.11.25"]
[Round "4.6"]
[White "Van Ruitenburg, Joost"]
[Black "Kollen, Zyon"]
[Result "1-0"]
[ECO "E13"]
[WhiteElo "2324"]
[BlackElo "2295"]
[PlyCount "73"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam Pathena"]
[BlackTeam "SISSA"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. Bg5 Bb7 5. Nc3 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Qc2 Bxc3+ 10. bxc3 d6 11. Bd3 Nxg3 12. hxg3 Nd7 13. Be4 Bxe4 14. Qxe4 Ke7 15. Nd2 c5 16. a4 Rc8 17. f4 cxd4 18. cxd4 d5 19. Qd3 Qc7 20. cxd5 exd5 21. Ke2 Qd6 22. a5 Rhg8 23. axb6 axb6 24. Kf3 gxf4 25. gxf4 Qe6 26. Rh4 f5 27. g3 Rg6 28. Ra7 Rcg8 29. Rh3 Kf6 30. Kf2 R8g7 31. Qa3 Rf7 32. Nf3 Kg7 33. Rh1 Rgf6 34. Rc1 b5 35. Rcc7 Nb6 36. Ne5 Nc4 37. Nxf7 1-0

[Event "Oberliga Nord W 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "3.5"]
[White "Seemann, Semjon"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2091"]
[BlackElo "2323"]
[PlyCount "93"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Goettingen Tempo"]
[BlackTeam "Lingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c6 6. Nf3 Be7 7. Be2 0-0 8. h3 dxc4 9. Bxc4 Nbd7 10. 0-0 Nb6 11. Bd3 h6 12. Bf4 Be6 13. Re1 Re8 14. Qd2 a5 15. Rad1 Nbd5 16. Be5 a4 17. a3 Nxc3 18. Qxc3 Qd7 19. Bc2 Bf5 20. Bxf6 Bxc2 21. Qxc2 Bxf6 22. Rxe8+ Qxe8 23. Qc5 Qd8 24. Qb4 Qc7 25. Rc1 Ra5 26. Rc5 Rxc5 27. dxc5 Qd7 28. Qxa4 Bxb2 29. Qb3 Bf6 30. a4 Qc7 31. Qe3 Kf8 32. Qd3 Ke8 33. Nd2 Qd7 34. Qe2+ Kd8 35. Nc4 Be7 36. Qe5 f6 37. Qb8+ Qc8 38. Qg3 Bf8 39. Nb6 Qc7 40. Qd3+ Ke8 41. Qg6+ Ke7 42. Qg4 Qd8 43. Qe4+ Kf7 44. Qc4+ Kg6 45. Qg4+ Kf7 46. Qc4+ Kg6 47. Qg4+ 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.11.04"]
[Round "3.8"]
[White "Kollen, Zyon"]
[Black "Willemze, Thomas"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2295"]
[BlackElo "2416"]
[PlyCount "160"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd3 e6 7. 0-0 Nbd7 8. Bf4 c6 9. Ne5 Bxd3 10. Qxd3 Nxe5 11. dxe5 Nd5 12. Bd2 Nxc3 13. Bxc3 Qd5 14. Qe2 Qb5 15. Qg4 h5 16. Qg5 Rd8 17. Rad1 Rd5 18. Rd4 Qe2 19. Rd2 Qe4 20. Rfd1 f6 21. Qe3 Qxe3 22. fxe3 f5 23. Bd4 b6 24. c4 Rd7 25. Bc3 Rxd2 26. Rxd2 g6 27. Kf2 Rh7 28. Kf3 g5 29. b3 Rf7 30. g3 g4+ 31. Kf2 Rh7 32. h4 gxh3 33. Kf3 h4 34. Rh2 hxg3 35. Kxg3 Bc5 36. Bd4 Rg7+ 37. Kf3 Bxd4 38. exd4 Rg4 39. Rxh3 Rxd4 40. Rh8+ Ke7 41. Rh7+ Kd8 42. Rxa7 Re4 43. Rb7 Rxe5 44. Rxb6 Kc7 45. Ra6 Kb7 46. Ra4 Re1 47. b4 Re4 48. Ra3 Rxc4 49. Re3 Rxb4 50. Rxe6 Ra4 51. Re5 Ra3+ 52. Kf4 Rxa2 53. Kxf5 Ra4 54. Re1 Rb4 55. Ke5 Kb6 56. Rc1 Kb5 57. Kd6 Rd4+ 58. Ke5 c5 59. Rb1+ Rb4 60. Rd1 Rb3 61. Kd5 Kb4 62. Rd2 c4 63. Kd4 Rb1 64. Ra2 Rd1+ 65. Ke3 Kb3 66. Ra8 c3 67. Rb8+ Kc2 68. Ke2 Rd7 69. Rc8 Kb2 70. Rb8+ Kc1 71. Rc8 c2 72. Rc6 Rd5 73. Rc8 Rd7 74. Rb8 Re7+ 75. Kf2 Re5 76. Kf3 Kd2 77. Rd8+ Kc3 78. Rc8+ Kd3 79. Rd8+ Kc4 80. Rc8+ Rc5 0-1

