[Event "Spakenburg FishPartners op"]
[Site "Spakenburg"]
[Date "2022.07.02"]
[Round "3"]
[White "Andersson, Ulf"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2516"]
[BlackElo "1908"]
[PlyCount "67"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. g3 0-0 6. Bg2 c6 7. 0-0 Nbd7 8. e4 e5 9. h3 Qe7 10. Re1 a6 11. b3 Rb8 12. Ba3 c5 13. dxc5 dxc5 14. Rc1 b6 15. Nd5 Nxd5 16. cxd5 Qd6 17. Nd2 b5 18. Qc2 b4 19. Bb2 f5 20. Nc4 Qe7 21. exf5 gxf5 22. Nxe5 Nxe5 23. f4 Bb7 24. Bxe5 Bxe5 25. Rxe5 Qf6 26. Qxc5 Rbc8 27. Qe3 Rxc1+ 28. Qxc1 Qb6+ 29. Kh2 Kg7 30. Re6 Qd8 31. Qc5 Rf7 32. Qd4+ Kg8 33. Qe5 Bc8 34. Re8+ 1-0

[Event "Spakenburg FishPartners op"]
[Site "Spakenburg"]
[Date "2022.07.02"]
[Round "3"]
[White "Andersson, Ulf"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2516"]
[BlackElo "1912"]
[PlyCount "28"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 Nf6 3. g3 c6 4. e4 e5 5. h3 Qe7 6. b3 c5 7. Nd5 Nxd5 8. cxd5 b5 9. Qc2 b4 10. Bb2 f5 11. exf5 Bb7 12. Bxe5 Qf6 13. Qxc5 Qd8 14. Qd4 Bc8 1-0

[Event "Spakenburg FishPartners op"]
[Site "Spakenburg"]
[Date "2022.07.02"]
[Round "7"]
[White "Van Diermen, Arie"]
[Black "Comp Kasparov, Renaissance"]
[Result "1-0"]
[ECO "C52"]
[WhiteElo "1908"]
[PlyCount "54"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. 0-0 Nf6 7. d4 exd4 8. e5 Ne4 9. cxd4 d5 10. Bb5 0-0 11. h3 Bd7 12. Qb3 Nb4 13. Bxd7 Qxd7 14. Bd2 Nxd2 15. Nbxd2 Qf5 16. a3 Nc2 17. Rac1 Bxd2 18. Rxc2 Ba5 19. Rc5 Bb6 20. Rxd5 Rad8 21. Rxd8 Rxd8 22. d5 Qe4 23. Rd1 c6 24. d6 Qf4 25. e6 Rf8 26. e7 Re8 27. d7 Bxf2+ 1-0

[Event "Spakenburg FishPartners op"]
[Site "Spakenburg"]
[Date "2022.07.02"]
[Round "1"]
[White "Van Diermen, Arie"]
[Black "Comp Pewatronic, Grandmaster"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1908"]
[PlyCount "56"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nf6 5. f4 d5 6. d3 d4 7. Nce2 e5 8. f5 Be7 9. Nf3 b6 10. 0-0 0-0 11. h3 h6 12. g4 Ba6 13. g5 hxg5 14. Nxg5 c4 15. a3 Rc8 16. Nf3 Qc7 17. Bg5 Nh5 18. Bxe7 Qxe7 19. Qd2 Na5 20. Qb4 Qxb4 21. axb4 cxd3 22. cxd3 Bxd3 23. bxa5 Bxe2 24. Rfe1 d3 25. axb6 axb6 26. Rac1 Bxf3 27. Rxc8 d2 28. Rxf8+ Kxf8 0-1

[Event "Spakenburg FishPartners op"]
[Site "Spakenburg"]
[Date "2019.06.29"]
[Round "3"]
[White "Timman, Jan H"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2549"]
[BlackElo "1896"]
[PlyCount "81"]
[EventDate "2019.06.29"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 d6 3. d4 Bg7 4. Bc4 Nf6 5. Qe2 c6 6. e5 Nd5 7. 0-0 0-0 8. Nbd2 b5 9. Bb3 a5 10. a3 Ba6 11. Re1 a4 12. Ba2 b4 13. Bc4 dxe5 14. dxe5 bxa3 15. Rxa3 Bb5 16. Bxb5 cxb5 17. Qxb5 Qd7 18. Qe2 Nc6 19. Qe4 e6 20. Nc4 Rfb8 21. h4 Bf8 22. Rd3 Ncb4 23. Rdd1 Qc6 24. Na3 Na2 25. c4 Ne7 26. Nb5 Qxe4 27. Rxe4 Nxc1 28. Rxc1 Rc8 29. Ree1 Rc5 30. Nd6 Nc6 31. Ne4 Rca5 32. Rcd1 Rb8 33. Re2 Bg7 34. Nf6+ Bxf6 35. exf6 Rf5 36. Rd6 Na5 37. Ne5 Rxe5 38. Rxe5 Nxc4 39. Rb5 Re8 40. Rd4 Rc8 41. Rxc4 1-0

[Event "Spakenburg FishPartners op"]
[Site "Spakenburg"]
[Date "2019.06.29"]
[Round "2"]
[White "Van Diermen, Arie"]
[Black "Comp Mephisto TM 68040"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1896"]
[PlyCount "87"]
[EventDate "2019.06.29"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 d6 7. c3 Bg4 8. Nbd2 Na5 9. Bb5 c6 10. Ba4 b5 11. Bc2 Qc7 12. h3 Bh5 13. Nf1 d5 14. Ng3 Bxf3 15. Qxf3 Rad8 16. Nf5 dxe4 17. dxe4 Kh8 18. Nxe7 Qxe7 19. Bg5 Nc4 20. b4 Rd6 21. Rad1 Rfd8 22. Rxd6 Rxd6 23. Rd1 a5 24. Bb3 Rxd1+ 25. Qxd1 axb4 26. cxb4 Qxb4 27. Qd8+ Ng8 28. f3 Qc5+ 29. Kh2 h6 30. Bh4 f6 31. Be1 Kh7 32. h4 Qe3 33. Bg3 Qa7 34. Qc8 Ne7 35. Qe8 Nd2 36. Be6 Nf1+ 37. Kh3 Qc5 38. Bf5+ Nxf5 39. exf5 Qc4 40. Qg6+ Kh8 41. Qe8+ Qg8 42. Qxc6 Nxg3 43. Kxg3 Qxa2 44. Qxb5 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.18"]
[Round "7.6"]
[White "Krasniqi, Avni"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1821"]
[BlackElo "1931"]
[PlyCount "99"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Dardania"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "KOS"]
[BlackTeamCountry "NED"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bc4 0-0 6. Bg5 Nxe4 7. Nxe4 d5 8. Bd3 dxe4 9. Bxe4 c5 10. Be3 Nc6 11. c3 cxd4 12. cxd4 Bg4 13. Bxc6 bxc6 14. 0-0 Qa5 15. h3 Be6 16. a3 Rfd8 17. Qc2 Rac8 18. Rfd1 Qh5 19. Nh2 Bd5 20. Qa4 Rd7 21. Qa6 Rcd8 22. Rd2 f5 23. Nf1 g5 24. f3 Qg6 25. Qe2 h6 26. Bf2 f4 27. Nh2 h5 28. Re1 Bf6 29. b4 Qg7 30. Red1 Qf7 31. Qe1 Bb3 32. Rc1 Rd6 33. Qe4 Bd5 34. Qe1 Qg7 35. Nf1 Bf7 36. d5 Bxd5 37. Bxa7 Ra8 38. Bc5 Re6 39. Qf2 Rxa3 40. b5 Rc3 41. Rcd1 Bb3 42. b6 Bxd1 43. Rxd1 Rb3 44. Qa2 Rb2 45. Qxe6+ Kh7 46. Qf5+ Kh6 47. Rb1 Bd4+ 48. Bxd4 Qxd4+ 49. Kh2 Rxb1 50. Qxb1 1-0

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.17"]
[Round "6.6"]
[White "Van Diermen, Arie"]
[Black "Fyntrilakis, Kyriakos"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1931"]
[BlackElo "1746"]
[PlyCount "122"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "Chania Kaissa"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GRE"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nf3 Nd4 7. h3 e6 8. 0-0 Ne7 9. Ne2 Nxf3+ 10. Bxf3 Nc6 11. c3 0-0 12. Be3 Ne5 13. Bg2 c4 14. d4 Nd3 15. Qd2 f6 16. Kh2 b5 17. e5 d5 18. f4 Rb8 19. b4 a5 20. a3 Ra8 21. exf6 Bxf6 22. Ng1 axb4 23. axb4 Bd7 24. Nf3 Qc7 25. Rfb1 Ra4 26. Rxa4 bxa4 27. Bf1 Bb5 28. Ra1 Ra8 29. Ra3 Qd7 30. Bxd3 cxd3 31. Ne1 Qc6 32. Nxd3 Qc4 33. Nc5 Kf7 34. Qd1 Be7 35. g4 Ra7 36. Kg3 Bd6 37. h4 Ra8 38. Qf3 Ke7 39. g5 Rf8 40. Bd2 Bxc5 41. bxc5 Rb8 42. h5 Bd7 43. hxg6 hxg6 44. Ra1 Rb2 45. Qe3 Bb5 46. Re1 Qd3 47. Bc1 Rc2 48. Qxd3 Bxd3 49. Rh1 Rxc3 50. Bb2 Rb3 51. Rh7+ Kd8 52. Ba1 Be4+ 53. Kf2 Ra3 54. Rh8+ Kc7 55. Rh7+ Kc6 56. Re7 Rxa1 57. Rxe6+ Kd7 58. Rd6+ Kc7 59. f5 Bxf5 60. Rxd5 a3 61. Rd6 a2 0-1

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.16"]
[Round "5.6"]
[White "Karavitaki, Evaggelia"]
[Black "Van Diermen, Arie"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "1828"]
[BlackElo "1931"]
[PlyCount "76"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Chania Chess Academy"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "NED"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 Bg4 8. e5 dxe5 9. dxe5 Nd5 10. h3 Bxf3 11. Qxf3 Nxc3 12. bxc3 Qd7 13. Be3 Rfd8 14. Rab1 Rab8 15. Be4 Qe6 16. Rb2 f5 17. Bd3 b6 18. Qe2 Na5 19. a4 c5 20. Qf3 c4 21. Be2 Qc8 22. Rbb1 e6 23. Rfd1 Qc7 24. Bf1 Bf8 25. Qe2 Qc6 26. Ra1 Rd7 27. Rxd7 Qxd7 28. Qd1 Qc7 29. Qe2 Qc6 30. g3 Rd8 31. Bg2 Qd7 32. Bf3 Kf7 33. Rd1 Qxd1+ 34. Qxd1 Rxd1+ 35. Bxd1 Nb7 36. Bf3 Bc5 37. Bxb7 Bxe3+ 38. Kf1 Bd2 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.15"]
[Round "4.6"]
[White "Van Diermen, Arie"]
[Black "Maksimovic, Marko"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1931"]
[BlackElo "2187"]
[PlyCount "70"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "Partizan"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SRB"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. d3 0-0 9. g4 Nd4 10. Ne2 Nxf3+ 11. Bxf3 f5 12. h3 Nc6 13. c3 Qh4 14. Kg2 e5 15. Qe1 Qe7 16. exf5 gxf5 17. Ng3 Kh8 18. g5 Bd7 19. h4 Rae8 20. Bd2 exf4 21. Qxe7 Nxe7 22. Bxf4 Be5 23. Bh5 Ng6 24. Bxg6 hxg6 25. Ne2 Bc6+ 26. Kf2 Kg7 27. Rae1 Bb5 28. c4 Bc6 29. b3 Re7 30. Bxe5+ dxe5 31. Nf4 Rfe8 32. Nh3 Rd7 33. Rd1 Rd4 34. Ng1 Rxh4 35. Rfe1 Rh2+ 0-1

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.14"]
[Round "3.6"]
[White "Gheury, Jean Marie"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1833"]
[BlackElo "1931"]
[PlyCount "68"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Amaytos"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "NED"]

1. d4 g6 2. Nc3 Bg7 3. e4 d6 4. Be3 Nf6 5. f3 c6 6. Qd2 b5 7. Bd3 Nbd7 8. Nd1 h5 9. Ne2 a6 10. a4 Bb7 11. Nf2 e5 12. c3 d5 13. 0-0 Qe7 14. Bg5 Qd6 15. axb5 cxb5 16. Rfe1 0-0 17. Rad1 Rfe8 18. dxe5 Nxe5 19. Bxf6 Qxf6 20. Nd4 Nxd3 21. Qxd3 dxe4 22. Nxe4 Qb6 23. Kh1 Rad8 24. Qe3 b4 25. Qf4 Bxe4 26. Rxe4 Rxe4 27. Qxe4 bxc3 28. bxc3 Qc5 29. Qe3 a5 30. Kg1 Rc8 31. Rd3 a4 32. Qd2 a3 33. Qa2 Bxd4+ 34. cxd4 Qc1+ 0-1

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.13"]
[Round "2.6"]
[White "Van Diermen, Arie"]
[Black "Densing, Gerd"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1931"]
[BlackElo "1776"]
[PlyCount "100"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "Echternach Sprenger"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "LUX"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nc6 5. Nf3 Nf6 6. Nc3 Bb4 7. a3 Bxc3+ 8. bxc3 h6 9. cxd5 Qxd5 10. c4 Qe4+ 11. Be2 0-0 12. 0-0 Bf5 13. h3 Rad8 14. Be3 Rfe8 15. Re1 Na5 16. Qa4 b6 17. Ne5 Qc2 18. Qxc2 Bxc2 19. Nf3 Ne4 20. Rac1 Ba4 21. Bd3 c6 22. Bf4 Nf6 23. Be5 Nb3 24. Rb1 b5 25. cxb5 cxb5 26. Bxb5 Bxb5 27. Rxb3 Bc6 28. Kf1 Nd5 29. Bg3 Nb6 30. Rxe8+ Rxe8 31. Re3 Bb5+ 32. Kg1 Rxe3 33. fxe3 Nc4 34. e4 Nxa3 35. d5 Nc4 36. Nd4 Bd7 37. Nc6 a5 38. Ne5 Nxe5 39. Bxe5 h5 40. Bd6 Bb5 41. Kf2 f6 42. g3 Kf7 43. h4 Bc4 44. Ke3 Bb3 45. Kd4 Bc2 46. e5 fxe5+ 47. Kxe5 g6 48. Bc5 Bf5 49. Kd6 Ke8 50. Kc7 a4 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.12"]
[Round "1.6"]
[White "Christenson, Flemming"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2202"]
[BlackElo "1931"]
[PlyCount "61"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Nordstrand"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. e4 c6 5. Qd2 b5 6. a3 a6 7. 0-0-0 Bg7 8. Bh6 Bxh6 9. Qxh6 Qa5 10. e5 dxe5 11. dxe5 Ng4 12. Qf4 b4 13. axb4 Qxe5 14. Qd2 Qc7 15. h3 Nf6 16. Nf3 Nbd7 17. Bc4 Rb8 18. Rhe1 Nb6 19. Bb3 e6 20. Qd4 Nbd7 21. Bxe6 0-0 22. Bxd7 Nxd7 23. Re7 c5 24. bxc5 Qa5 25. Nd5 Qa1+ 26. Kd2 Qxb2 27. Rxd7 Qxd4+ 28. Nxd4 Bxd7 29. Nf6+ Kg7 30. Nxd7 Rfd8 31. Nxb8 1-0

[Event "Vlissingen HZ op 22nd"]
[Site "Vlissingen"]
[Date "2018.08.10"]
[Round "8"]
[White "Van Diermen, Arie"]
[Black "Nachbar, Benjamin"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1922"]
[BlackElo "2123"]
[PlyCount "104"]
[EventDate "2018.08.04"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Be3 g6 7. h3 Bg7 8. Nf3 0-0 9. Rc1 Be6 10. b3 Ne4 11. Bd3 Nxc3 12. Rxc3 dxc4 13. Bxc4 Bd5 14. 0-0 Qa5 15. Rc2 Rfd8 16. Bxd5 Rxd5 17. Qd2 Qa3 18. Qc1 Qd6 19. Rd2 Rd8 20. Rfd1 a6 21. g3 Qe6 22. Kg2 Qe4 23. Qb1 Qxb1 24. Rxb1 Nxd4 25. Nxd4 Bxd4 26. Rbd1 e5 27. f4 R5d6 28. Bxd4 exd4 29. g4 Kg7 30. Kf3 f5 31. Rc1 R8d7 32. Rd3 h6 33. Rc8 Rc6 34. Re8 Rc1 35. a4 Rf1+ 36. Kg3 Kf7 37. Rh8 Kg7 38. Re8 Rc1 39. Re5 Kf6 40. Re8 Rc3 41. Rxc3 dxc3 42. Rc8 Rd3+ 43. Kg2 Ke6 44. g5 hxg5 45. fxg5 f4 46. Rc5 Kd6 47. b4 b6 48. Rc8 Kd5 49. h4 Kd4 50. Rc6 Ke3 51. Rxg6 c2 52. Rc6 Kd2 0-1

[Event "Vlissingen HZ op 22nd"]
[Site "Vlissingen"]
[Date "2018.08.08"]
[Round "6"]
[White "Van Diermen, Arie"]
[Black "Elgersma, Onno"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1922"]
[BlackElo "2171"]
[PlyCount "140"]
[EventDate "2018.08.04"]
[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 e6 2. d4 d5 3. exd5 exd5 4. c4 Bb4+ 5. Nc3 Nf6 6. a3 Bxc3+ 7. bxc3 0-0 8. Bg5 Re8+ 9. Be2 dxc4 10. Nf3 Qd6 11. Bxf6 Qxf6 12. 0-0 Nd7 13. Bxc4 Nb6 14. Ne5 Nxc4 15. Nxc4 b6 16. Re1 Rxe1+ 17. Qxe1 Bb7 18. Ne3 Re8 19. Qd2 Qg5 20. d5 f5 21. Rd1 Rd8 22. c4 f4 23. Nc2 c5 24. Ne1 Qf6 25. Nd3 g5 26. Qb2 Qxb2 27. Nxb2 Re8 28. Kf1 Kf7 29. Re1 Rxe1+ 30. Kxe1 Kf6 31. Nd3 Ba6 32. Nb2 Ke5 33. Kd2 Kd4 34. d6 Bc8 35. Nd3 a6 36. h4 h6 37. hxg5 hxg5 38. f3 Bd7 39. Ke2 b5 40. cxb5 axb5 41. Kd2 Kd5 42. Nf2 Kxd6 43. Ne4+ Kd5 44. Kc3 Bf5 45. Nxg5 Ke5 46. Nf7+ Ke6 47. Nd8+ Kd5 48. Nf7 Bb1 49. Ng5 Bg6 50. Nh3 Ke5 51. Nf2 Bf5 52. Nd1 Kd5 53. Nb2 Bb1 54. a4 b4+ 55. Kb3 Bf5 56. a5 Kd4 57. a6 Bc8 58. a7 Bb7 59. Na4 Bd5+ 60. Kb2 c4 61. Nb6 c3+ 62. Kc1 Bb7 63. a8Q Bxa8 64. Nxa8 b3 65. Nb6 Kd3 66. Na4 b2+ 67. Nxb2+ cxb2+ 68. Kxb2 Ke3 69. Kc3 Kf2 70. Kd3 Kxg2 0-1

[Event "Vlissingen HZ op 22nd"]
[Site "Vlissingen"]
[Date "2018.08.06"]
[Round "4"]
[White "Van Diermen, Arie"]
[Black "Boelhouwer, Collin"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1922"]
[BlackElo "2128"]
[PlyCount "108"]
[EventDate "2018.08.04"]
[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. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. d3 0-0 9. h3 b6 10. g4 f5 11. Ne2 Qc7 12. Ng3 Rb8 13. a4 Nd4 14. c3 Nxf3+ 15. Bxf3 Kh8 16. Kg2 Bb7 17. Qc2 a6 18. Bd2 Bc6 19. Qb3 Qd7 20. g5 fxe4 21. dxe4 b5 22. a5 Rbe8 23. Qc2 Qb7 24. h4 Kg8 25. h5 Rf7 26. Qd3 Qc7 27. Rh1 Ref8 28. Raf1 b4 29. hxg6 hxg6 30. Bg4 Nf5 31. Nxf5 exf5 32. Bf3 fxe4 33. Bxe4 Re8 34. Bd5 Qb7 35. c4 Bxd5+ 36. cxd5 Rf5 37. Re1 Rxe1 38. Rxe1 Qxd5+ 39. Qxd5+ Rxd5 40. Bc1 c4 41. Re8+ Kf7 42. Rb8 Bxb2 43. Rxb4 Bxc1 44. Rxc4 Ba3 45. Rc7+ Ke6 46. Kf3 Bb2 47. Rc8 Rxa5 48. Rg8 Kf7 49. Rd8 d5 50. Kg4 Rb5 51. Ra8 Rb6 52. Ra7+ Ke6 53. Rh7 a5 54. Rh6 Kf7 0-1

[Event "Vlissingen HZ op 22nd"]
[Site "Vlissingen"]
[Date "2018.08.05"]
[Round "3"]
[White "Van Dommelen, Martin"]
[Black "Van Diermen, Arie"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2192"]
[BlackElo "1922"]
[PlyCount "153"]
[EventDate "2018.08.04"]
[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. f3 b5 6. Qd2 Nbd7 7. Nge2 Bg7 8. Bh6 Bxh6 9. Qxh6 Nb6 10. e5 b4 11. exf6 bxc3 12. Nxc3 exf6 13. 0-0-0 d5 14. Qg7 Ke7 15. Qh6 Be6 16. Bd3 Qd6 17. Rhe1 Rab8 18. a3 Kd7 19. Re2 Kc7 20. Ba6 Nd7 21. Na4 c5 22. Bd3 c4 23. Bxc4 dxc4 24. d5 Bf5 25. g4 Qa6 26. Qf4+ Ne5 27. Rxe5 fxe5 28. Qxe5+ Qd6 29. Qd4 Rhc8 30. gxf5 Kd7 31. fxg6 hxg6 32. Qxa7+ Ke8 33. Qd4 Kd7 34. Qg4+ f5 35. Qd4 g5 36. Qa7+ Qc7 37. Nc5+ Kd6 38. Qxc7+ Rxc7 39. Na6 Rbb7 40. Nxc7 Rxc7 41. c3 Rh7 42. Rg1 Rh5 43. Rg2 Kxd5 44. a4 Ke5 45. a5 Kf4 46. a6 Rh6 47. b3 Rxa6 48. bxc4 Rh6 49. Kd2 Rh3 50. Rf2 Rh7 51. c5 Rd7+ 52. Kc2 Rc7 53. Kd3 Rxc5 54. Kd4 Re5 55. c4 Re1 56. c5 Rd1+ 57. Kc4 Ke3 58. Rg2 Kxf3 59. Rxg5 f4 60. c6 Ke4 61. Rc5 f3 62. c7 f2 63. c8Q f1Q+ 64. Kb4 Rb1+ 65. Ka5 Qe1+ 66. Ka6 Ra1+ 67. Kb6 Qb4+ 68. Rb5 Qd4+ 69. Qc5 Qd8+ 70. Kc6 Ra6+ 71. Rb6 Qe8+ 72. Kd6 Qd8+ 73. Kc6 Qa8+ 74. Kd6 Qf8+ 75. Kc6 Rxb6+ 76. Kxb6 Qxc5+ 77. Kxc5 1/2-1/2

[Event "NED-chT 1617"]
[Site "Netherlands"]
[Date "2017.05.06"]
[Round "9.5"]
[White "Martens, Martin"]
[Black "Van Diermen, Arie"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2417"]
[BlackElo "1929"]
[PlyCount "38"]
[EventDate "2016.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam Pathena"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 0-0 5. e4 d6 6. Nge2 e5 7. d3 Nc6 8. 0-0 Be6 9. Nd5 Nh5 10. Be3 Ne7 11. f4 Nxd5 12. cxd5 Bg4 13. Qd2 f5 14. Rac1 Qd7 15. exf5 gxf5 16. Bf2 Qf7 17. Kh1 Rae8 18. Nc3 exf4 19. gxf4 Nf6 1/2-1/2

[Event "Leiden op-A 10th"]
[Site "Leiden"]
[Date "2016.07.23"]
[Round "8"]
[White "Van Diermen, Arie"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1948"]
[BlackElo "1966"]
[PlyCount "105"]
[EventDate "2016.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. c3 Bg4 6. d3 Nf6 7. Be3 Bb6 8. Re1 0-0 9. Nbd2 h6 10. Bb3 Qd7 11. Nf1 Nd8 12. Ng3 Be6 13. Nh4 Ng4 14. Bxb6 axb6 15. Nhf5 Nf6 16. Qf3 Bxb3 17. axb3 Rxa1 18. Rxa1 Qe6 19. h3 Nc6 20. b4 Kh7 21. Qe3 Ng8 22. b5 Nce7 23. Ra7 Rb8 24. c4 g6 25. Nxe7 Nxe7 26. f4 exf4 27. Qxf4 Kg7 28. Ne2 f6 29. Nd4 Qe5 30. Qxe5 dxe5 31. Ne6+ Kf7 32. Nxc7 Nc8 33. Ra8 Rxa8 34. Nxa8 Ke6 35. Nc7+ Kd6 36. Nd5 Kc5 37. Kf2 Kd4 38. Ke2 f5 39. Nb4 Kc5 40. Nc2 f4 41. b4+ Kd6 42. Kf3 h5 43. h4 Ke6 44. g3 fxg3 45. Kxg3 Kf6 46. Ne3 g5 47. c5 gxh4+ 48. Kxh4 Ke6 49. Nc4 Na7 50. Nd6 bxc5 51. bxc5 Kd7 52. Kxh5 Kc7 53. b6+ 1-0

[Event "Leiden op-A 10th"]
[Site "Leiden"]
[Date "2016.07.22"]
[Round "7"]
[White "Van Diermen, Arie"]
[Black "Bulthuis, Jelle"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1948"]
[BlackElo "1962"]
[PlyCount "44"]
[EventDate "2016.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Bf1 Bb7 8. Nc3 Qd7 9. d3 Nd4 10. Be3 Bb4 11. f3 0-0 12. Be2 Qa4 13. Rc1 Qxa2 14. 0-0 Qxb2 15. Bxd4 exd4 16. Nb5 a5 17. Rb1 Qa2 18. Nxd4 Qd5 19. c3 Qxg5 20. Nc2 Nd5 21. cxb4 Nc3 22. f4 Qxg2# 0-1

[Event "Leiden op-A 10th"]
[Site "Leiden"]
[Date "2016.07.15"]
[Round "1"]
[White "Slingerland, Fred"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2319"]
[BlackElo "1948"]
[PlyCount "65"]
[EventDate "2016.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. a3 0-0 6. Nf3 Nbd7 7. Be2 c5 8. Be3 cxd4 9. Nxd4 a6 10. 0-0 Qc7 11. Nd5 Nxd5 12. exd5 b5 13. Nc6 Nf6 14. a4 bxa4 15. Rxa4 Bb7 16. Bf3 Qd7 17. c4 Rfe8 18. Re1 Qc7 19. b4 e6 20. Ra2 exd5 21. cxd5 Ne4 22. Qd3 f5 23. Rc2 Qf7 24. Bb6 Nf6 25. Rxe8+ Rxe8 26. h3 Qd7 27. Na5 Rc8 28. Nxb7 Qxb7 29. Rxc8+ Qxc8 30. Be3 Qb7 31. Qc4 Qb5 32. Qc8+ Ne8 33. Be2 1-0

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.21"]
[Round "7"]
[White "Van Diermen, Arie"]
[Black "Decrop, Benjamin"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1932"]
[BlackElo "2004"]
[PlyCount "87"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. d3 0-0 9. h3 Rb8 10. a4 b6 11. g4 f5 12. Ne2 Bb7 13. Ng3 Qd7 14. Nh4 Bf6 15. Nf3 Rbe8 16. c3 Ba6 17. Re1 Bg7 18. Qc2 Bh6 19. g5 Bg7 20. exf5 Nxf5 21. Nxf5 exf5 22. Bd2 d5 23. Rad1 d4 24. c4 Bb7 25. Kf2 a5 26. h4 Nb4 27. Bxb4 axb4 28. b3 Re3 29. Rxe3 dxe3+ 30. Kg3 Re8 31. Qe2 Bc3 32. Rh1 Qg7 33. Rd1 h5 34. Ng1 Bxg2 35. Qxg2 Qd7 36. Qe2 Bd2 37. Nf3 Rd8 38. d4 cxd4 39. Nxd2 exd2 40. Qxd2 d3 41. Qe3 Kh7 42. Kf2 d2 43. Kg3 Qd6 44. Rxd2 1/2-1/2

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.20"]
[Round "6"]
[White "Nguyen, Lucas"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1796"]
[BlackElo "1932"]
[PlyCount "74"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. f3 c6 6. Qd2 b5 7. a3 Nbd7 8. g4 Nb6 9. d5 cxd5 10. Bxb5+ Bd7 11. Bxd7+ Nfxd7 12. exd5 Nc4 13. Qf2 Nxe3 14. Qxe3 Qa5 15. Nge2 Nb6 16. Qd3 Nd7 17. f4 0-0 18. h4 Nc5 19. Qe3 Na4 20. b4 Qb6 21. Qxb6 axb6 22. Kd2 Nxc3 23. Nxc3 Rfc8 24. Rh3 Rc4 25. Rf1 Rxa3 26. Rff3 Bxc3+ 27. Rxc3 Raxc3 28. Rxc3 Rxf4 29. Rc6 Rxb4 30. c4 b5 31. Kc3 Rxc4+ 32. Rxc4 bxc4 33. Kxc4 e5 34. Kd3 f6 35. Ke4 Kg7 36. Kf3 h5 37. g5 f5 0-1

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.19"]
[Round "5"]
[White "Van Diermen, Arie"]
[Black "Lee, Deon"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "1932"]
[BlackElo "2063"]
[PlyCount "90"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. d3 h6 7. Nf3 e4 8. Qe2 Nxc4 9. dxc4 Be7 10. Nd4 c6 11. Nc3 cxd5 12. cxd5 0-0 13. Be3 Bb4 14. Bd2 Bg4 15. Qc4 Bxc3 16. Qxc3 Rc8 17. Qg3 Qxd5 18. c3 Kh7 19. 0-0 Rfe8 20. Rfe1 Bh5 21. h3 Nd7 22. Be3 Ne5 23. Ne2 Bxe2 24. Rxe2 Rc6 25. Rd2 Nd3 26. Bd4 Rg6 27. Qh2 Ree6 28. b3 Qf5 29. Kh1 a5 30. Rad1 b5 31. Be3 Rc6 32. Rc2 Rgd6 33. Qg3 Nxf2+ 34. Rxf2 Rxd1+ 35. Kh2 Qg6 36. Qe5 Qd6 37. Qxd6 Rdxd6 38. Rxf7 a4 39. Bd4 Rg6 40. bxa4 bxa4 41. Kg1 Kg8 42. Ra7 Ra6 43. Re7 Rae6 44. Ra7 e3 45. Ra8+ Kh7 0-1

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.17"]
[Round "3"]
[White "Van Diermen, Arie"]
[Black "Sulman, Jan"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1932"]
[BlackElo "1775"]
[PlyCount "103"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bb3 Nd4 7. d3 Nxb3 8. axb3 Qxd5 9. Qf3 Bb7 10. Nc3 Bb4 11. Ke2 Bxc3 12. bxc3 h6 13. c4 Qc6 14. Qxc6+ Bxc6 15. Nf3 0-0 16. Be3 Bxf3+ 17. gxf3 bxc4 18. bxc4 a5 19. Ra4 Ra6 20. Rb1 c6 21. Bd2 Rfa8 22. Rba1 Nd7 23. Rxa5 Rxa5 24. Rxa5 Rxa5 25. Bxa5 f5 26. c3 Kf7 27. d4 Ke6 28. Bb4 g5 29. h3 h5 30. Ba3 f4 31. Kd3 Nf6 32. Ke2 e4 33. Bf8 Kf5 34. Bg7 exf3+ 35. Kxf3 Ne4 36. d5 g4+ 37. hxg4+ hxg4+ 38. Ke2 cxd5 39. cxd5 Nd6 40. Kd3 g3 41. fxg3 fxg3 42. Bd4 Nb5 43. Bg1 Ke5 44. c4 Nc7 45. Bd4+ Kf5 46. Ke3 g2 47. Kd3 Kf4 48. Bg1 Ke5 49. Bh2+ Kf5 50. Kd4 Kg4 51. c5 Kf5 52. d6 1-0

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.16"]
[Round "2"]
[White "Bajarani, Ulvi"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2522"]
[BlackElo "1932"]
[PlyCount "81"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 c5 5. d5 Nf6 6. Qd2 a6 7. f3 b5 8. h4 Nbd7 9. a4 b4 10. Nd1 a5 11. Nh3 Nb6 12. Bh6 Bxh6 13. Qxh6 e6 14. dxe6 Bxe6 15. Nf4 Qe7 16. Nxe6 Qxe6 17. Bb5+ Kd8 18. Ne3 Kc7 19. 0-0-0 Qa2 20. b3 Qa1+ 21. Kd2 Qe5 22. Qg5 Rad8 23. Ke2 Nh5 24. Qxe5 dxe5 25. Kf2 Rd4 26. Bc4 f6 27. g3 Rhd8 28. Rd3 Rxd3 29. Bxd3 Ng7 30. Ng4 Rd6 31. f4 exf4 32. gxf4 f5 33. exf5 Nxf5 34. h5 Rd4 35. Kf3 Nd5 36. Be4 Rxe4 37. Kxe4 Ng3+ 38. Kxd5 Nxh1 39. hxg6 hxg6 40. Kxc5 Ng3 41. Ne5 1-0

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.15"]
[Round "1"]
[White "Van Diermen, Arie"]
[Black "Carpentier, Julian"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1932"]
[BlackElo "1573"]
[PlyCount "101"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. f4 Nf6 6. Nf3 0-0 7. 0-0 Nc6 8. d3 a6 9. a4 Bg4 10. h3 Bd7 11. g4 e6 12. Ne2 b5 13. axb5 axb5 14. Rxa8 Qxa8 15. Ng3 Qa1 16. f5 exf5 17. exf5 Ne8 18. Qe2 Qa2 19. b3 Nc7 20. Bf4 Re8 21. Ne4 d5 22. Bxc7 dxe4 23. dxe4 Nd4 24. Nxd4 Bxd4+ 25. Kh2 Bc6 26. e5 Bxg2 27. Kxg2 Qa8+ 28. Qf3 Qxf3+ 29. Kxf3 Bxe5 30. Re1 f6 31. Bxe5 fxe5 32. fxg6 hxg6 33. Rd1 e4+ 34. Ke3 Re5 35. Rf1 Kg7 36. Rf4 Kh6 37. Rxe4 Rd5 38. h4 Kg7 39. c3 Kf7 40. Kf4 Kf6 41. g5+ Kf7 42. Re5 Rd1 43. Rxc5 Rf1+ 44. Ke5 Re1+ 45. Kd6 Re6+ 46. Kd5 Re3 47. Kd4 Rh3 48. Rxb5 Rxh4+ 49. Ke5 Rh3 50. Rb7+ Kg8 51. c4 1-0

[Event "Kiel op-A 27th"]
[Site "Kiel"]
[Date "2014.08.07"]
[Round "8"]
[White "Van Diermen, Arie"]
[Black "Christensen, Andreas"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1923"]
[BlackElo "1739"]
[PlyCount "133"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Be7 6. Nf3 0-0 7. h3 Nc6 8. Be3 h6 9. Rc1 Bb4 10. a3 Bxc3+ 11. Rxc3 Bf5 12. c5 Re8 13. Bb5 Ne4 14. Rc1 Ng3 15. Bxc6 bxc6 16. fxg3 Rxe3+ 17. Kf2 Rd3 18. Qa4 Qf6 19. Rc3 Re8 20. Rd1 Rxc3 21. bxc3 Rb8 22. Rd2 Rb1 23. Qxa7 Be4 24. Qxc7 Bxf3 25. gxf3 Qe6 26. Re2 Qxh3 27. Ke3 Qh1 28. Qc8+ Kh7 29. Qf5+ Kg8 30. Kf4 Qc1+ 31. Kg4 Rb8 32. Qf4 Qxf4+ 33. Kxf4 Kf8 34. Ra2 Ra8 35. Ke5 Ke7 36. a4 Ra5 37. Kf4 Kf6 38. Ke3 h5 39. Kd3 g5 40. c4 dxc4+ 41. Kxc4 h4 42. gxh4 gxh4 43. d5 cxd5+ 44. Kxd5 Ra6 45. c6 Ke7 46. Kc5 Kd8 47. Kb5 Ra8 48. Rd2+ Kc8 49. Rh2 Rb8+ 50. Kc5 Rb3 51. Rxh4 Rxf3 52. Rb4 f5 53. Kb6 Rc3 54. a5 Kb8 55. a6 f4 56. Rxf4 Rb3+ 57. Kc5 Rc3+ 58. Kd5 Ka7 59. Rc4 Rd3+ 60. Ke4 Rd8 61. c7 Rc8 62. Kd5 Ka8 63. Kd6 Ka7 64. Kd7 Rh8 65. c8Q Rh7+ 66. Ke6 Rh6+ 67. Kf5 1-0

[Event "Kiel op-A 27th"]
[Site "Kiel"]
[Date "2014.08.02"]
[Round "1"]
[White "Van Diermen, Arie"]
[Black "Chetverik, Maxim"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1923"]
[BlackElo "2254"]
[PlyCount "74"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 a6 2. g3 b5 3. Bg2 Bb7 4. f4 Nf6 5. d3 e6 6. Nf3 Bc5 7. Qe2 Nc6 8. Be3 Qe7 9. Nbd2 Bxe3 10. Qxe3 Nb4 11. Kd1 d6 12. a3 Nc6 13. Ke2 0-0 14. Rhe1 e5 15. Kf1 Ng4 16. Qe2 exf4 17. gxf4 Qf6 18. h3 Nh6 19. Qe3 Qxb2 20. Rec1 Qf6 21. c4 Rfe8 22. Rab1 Nf5 23. Qf2 Nfe7 24. Nh2 h5 25. cxb5 axb5 26. Rxb5 Ba6 27. Rxh5 Bxd3+ 28. Kg1 Rxa3 29. e5 dxe5 30. Bxc6 Nxc6 31. Ng4 Qxf4 32. Qh4 f6 33. Rxc6 Ra1+ 34. Kg2 Be4+ 35. Nxe4 Qxe4+ 36. Kg3 Rg1+ 37. Kh2 Qg2# 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.05.10"]
[Round "9.9"]
[White "Rongen, Arthur"]
[Black "Van Diermen, Arie"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "1923"]
[PlyCount "30"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be2 Nf6 5. Nc3 0-0 6. 0-0 Nc6 7. h3 e5 8. Bg5 h6 9. Be3 Nxd4 10. Nxd4 exd4 11. Bxd4 Qe7 12. Bf3 c6 13. a4 Be6 14. Re1 Rfd8 15. Qe2 Nd7 1/2-1/2

[Event "Vlissingen HZ op 16th"]
[Site "Vlissingen"]
[Date "2012.08.04"]
[Round "1"]
[White "Reinderman, Dimitri"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2583"]
[BlackElo "1913"]
[PlyCount "61"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. f3 g6 4. c4 Bg7 5. Nc3 Nbd7 6. Bg5 e5 7. d5 a5 8. Bd3 Nc5 9. Bc2 Bd7 10. Nge2 h6 11. Be3 b6 12. 0-0 0-0 13. a3 Qc8 14. b4 axb4 15. axb4 Rxa1 16. Qxa1 Na6 17. Qa3 Nb8 18. Ra1 Nh5 19. Qc1 g5 20. Ba4 Bxa4 21. Rxa4 Nf4 22. Ng3 g4 23. Nf5 Qd8 24. fxg4 Qg5 25. Qd1 h5 26. g3 Nh3+ 27. Kg2 Qxg4 28. Qxg4 hxg4 29. Ra7 c5 30. bxc5 dxc5 31. Bh6 1-0

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.02.02"]
[Round "10"]
[White "Van Diermen, Arie"]
[Black "Adler, Bo"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1904"]
[BlackElo "2167"]
[PlyCount "50"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. c3 Nf5 7. d4 exd4 8. 0-0 Be7 9. Nxf7 Kxf7 10. d6+ Kf8 11. dxe7+ Kxe7 12. Re1+ Kf8 13. cxd4 Qxd4 14. Qe2 Bd7 15. Rd1 Re8 16. Rxd4 Rxe2 17. Rd1 Re8 18. Bf4 Re4 19. Bg5 Rxc4 20. Bxf6 gxf6 21. Na3 Rd4 22. Rxd4 Nxd4 23. Rd1 c5 24. b4 b6 25. bxc5 bxc5 0-1

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.02.01"]
[Round "9"]
[White "Byron, Alan M"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2241"]
[BlackElo "1904"]
[PlyCount "67"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be2 d6 4. Nc3 Nd7 5. h4 e5 6. d5 a5 7. h5 Nc5 8. h6 Bf6 9. Be3 Bg5 10. Qd2 Bxe3 11. Qxe3 Bd7 12. g4 Qe7 13. 0-0-0 0-0-0 14. a3 b6 15. b4 axb4 16. axb4 Na4 17. Nxa4 Bxa4 18. b5 Kb7 19. Kb2 Qe8 20. Qd3 Nf6 21. Ra1 Ra8 22. Qc4 Bxb5 23. Rxa8 Bxc4 24. Rxe8 Rxe8 25. Bxc4 Nxe4 26. Nh3 f5 27. Bb5 Rb8 28. Bc6+ Kc8 29. gxf5 g5 30. Rg1 Kd8 31. Nxg5 Nxg5 32. Rxg5 Ke7 33. Rg7+ Kf6 34. Rxh7 1-0

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.31"]
[Round "8"]
[White "Van Diermen, Arie"]
[Black "Thornton, John D"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1904"]
[BlackElo "2050"]
[PlyCount "49"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. d5 d6 4. c4 Nf6 5. Bd3 g6 6. Nc3 Bg7 7. Nge2 0-0 8. 0-0 exd5 9. exd5 Na6 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13. f4 gxf4 14. Bxf4 Nxf4 15. Nxf4 Qg5 16. Ne4 Qe5 17. Qf3 Bf5 18. Rae1 Bg6 19. Qg3 Bxe4 20. Rxe4 Qg5 21. Qf3 Rae8 22. Nh3 Qd8 23. Rxe8 Qxe8 24. Qf5 Qe3+ 25. Kh1 1-0

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.30"]
[Round "7"]
[White "Campos Calvo, Sotelo Juan"]
[Black "Van Diermen, Arie"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2028"]
[BlackElo "1904"]
[PlyCount "142"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. b4 c6 2. e3 Nf6 3. c4 g6 4. Bb2 Bg7 5. Nf3 0-0 6. Be2 d5 7. cxd5 Nxd5 8. Bxg7 Kxg7 9. a3 f6 10. d4 Qb6 11. 0-0 a5 12. b5 cxb5 13. Qb3 Nc7 14. Nc3 a4 15. Qb2 Ra5 16. Rfb1 Bg4 17. h3 Be6 18. Nd2 Qa7 19. Nxb5 Nxb5 20. Bxb5 Rc8 21. Bd3 Rc7 22. e4 Bb3 23. d5 Nd7 24. Nxb3 axb3 25. Qxb3 Nc5 26. Qc3 b6 27. e5 Nxd3 28. exf6+ exf6 29. Qxd3 Rd7 30. d6 Rc5 31. Rc1 Qa5 32. Rxc5 Qxc5 33. Rd1 b5 34. g3 h5 35. h4 Kf7 36. Rd2 Qc4 37. Qd5+ Qxd5 38. Rxd5 Ke6 39. Rxb5 Rxd6 40. Ra5 Rd1+ 41. Kg2 Ra1 42. Kf3 Ra2 43. Ke3 Rb2 44. a4 Rb3+ 45. Ke2 Rb2+ 46. Kf3 Rb3+ 47. Kg2 Rb2 48. Ra6+ Kf5 49. a5 Ra2 50. Ra8 Kg4 51. a6 Kf5 52. a7 Ra4 53. Kf3 Ra3+ 54. Ke2 Ra2+ 55. Ke3 Ra3+ 56. Kd4 Ra2 57. Kc5 Kg4 58. Rg8 Rxa7 59. Rxg6+ Kf5 60. Rh6 Ra2 61. f4 Rg2 62. Rxh5+ Kg6 63. Rh8 Kg7 64. Rh5 Kg6 65. Rd5 Rxg3 66. h5+ Kh6 67. Kd6 Re3 68. Kd7 Re4 69. Rf5 Kg7 70. h6+ Kxh6 71. Rxf6+ Kg7 1/2-1/2

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.29"]
[Round "6"]
[White "Van Diermen, Arie"]
[Black "Kakulia, Shalva"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1904"]
[BlackElo "2133"]
[PlyCount "118"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c6 6. h3 Bd6 7. Nf3 0-0 8. Be3 Re8 9. Qd2 Bb4 10. Rc1 Ne4 11. Qc2 Bf5 12. Qb3 Qe7 13. Kd1 Bxc3 14. bxc3 dxc4 15. Bxc4 b5 16. Bf1 Nd7 17. g4 Be6 18. Qc2 Bd5 19. Be2 Qa3 20. Rg1 Bxa2 21. Nd2 Nxd2 22. Kxd2 Bb3 23. Qb1 Nb6 24. Bd3 Qa2+ 25. Qxa2 Bxa2 26. Ra1 Bd5 27. Ra6 Re7 28. Rga1 Rb7 29. Bf4 h6 30. Bd6 g5 31. Bc5 Na4 32. Bb4 Rb6 33. Ra5 Bg2 34. Bc2 Bxh3 35. f3 c5 36. Bxc5 Nxc5 37. dxc5 Re6 38. Kc1 a6 39. Be4 Ra7 40. Rxb5 Rc7 41. Rb8+ Kg7 42. Rb6 Bxg4 43. Raxa6 Rxc5 44. Rxe6 Bxe6 45. Kd2 h5 46. Ra7 h4 47. Ra6 h3 48. Ra1 f5 49. Ba8 Kf6 50. Rf1 Ra5 51. Bb7 Kg6 52. Ke3 Kh5 53. f4 g4 54. Kf2 Kh4 55. Kg1 g3 56. Bf3 Ra2 57. Re1 Bc4 58. Rd1 Rf2 59. Re1 Rxf3 0-1

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.28"]
[Round "5"]
[White "Stone, Andrew"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2237"]
[BlackElo "1904"]
[PlyCount "97"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 d6 5. e4 0-0 6. Nge2 e5 7. 0-0 Nbd7 8. d3 a5 9. h3 Nc5 10. Be3 Nh5 11. d4 Ne6 12. d5 Nc5 13. g4 Nf6 14. Ng3 Ne8 15. Kh2 f5 16. gxf5 gxf5 17. exf5 Bxf5 18. Nxf5 Rxf5 19. Ne4 Nf6 20. Ng3 Qd7 21. Nxf5 Qxf5 22. Bxc5 dxc5 23. Qf3 Qd7 24. Qb3 Rb8 25. Qb5 Qd6 26. Qxa5 e4+ 27. Kh1 Qf4 28. Qc3 Nh5 29. Qc1 Qh4 30. Qd1 e3 31. Qg4 Qxg4 32. hxg4 e2 33. gxh5 exf1Q+ 34. Rxf1 Bxb2 35. Rb1 Be5 36. d6 cxd6 37. Bxb7 Kg7 38. a4 Bc3 39. Kg2 Kh6 40. Rb5 Kg5 41. Kg3 Be5+ 42. Kf3 Rf8+ 43. Ke2 Rf4 44. Bd5 Rd4 45. a5 Bf4 46. Rb2 Be5 47. Ra2 Rf4 48. a6 Bd4 49. Kf1 1-0

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.27"]
[Round "4"]
[White "Van Diermen, Arie"]
[Black "Peltomaki, Jarmo"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1904"]
[BlackElo "2051"]
[PlyCount "61"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 Nh6 7. 0-0 0-0 8. h3 f5 9. d3 Rb8 10. a4 Nf7 11. exf5 Bxf5 12. g4 Bd7 13. Ne4 e5 14. c3 Qb6 15. f5 gxf5 16. gxf5 Bxf5 17. Nh4 Bg6 18. Nxg6 hxg6 19. Qg4 Ne7 20. Qe6 c4+ 21. Kh2 Rbe8 22. Ng5 Nf5 23. Qxg6 Nxg5 24. Bxg5 Ne3 25. Bf6 Nxf1+ 26. Rxf1 Rxf6 27. Qxe8+ Rf8 28. Bd5+ Kh7 29. Qh5+ Bh6 30. Rxf8 Kg7 31. Qf7# 1-0

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.26"]
[Round "3"]
[White "Savage, Neil"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1645"]
[BlackElo "1904"]
[PlyCount "30"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be2 Nf6 5. h4 h5 6. Bg5 c6 7. Qd2 b5 8. a3 Nbd7 9. f3 Nb6 10. 0-0-0 a5 11. e5 Nfd5 12. exd6 Qxd6 13. Ne4 Qc7 14. Nc5 f6 15. Be3 Nxe3 0-1

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.25"]
[Round "2"]
[White "Van Diermen, Arie"]
[Black "Nilsson, Lars Kjoller"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1904"]
[BlackElo "2036"]
[PlyCount "114"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. f4 Qc7 6. Nf3 e6 7. d3 Be7 8. 0-0 0-0 9. h3 a6 10. a4 b6 11. g4 Nd7 12. f5 Nde5 13. Nxe5 Nxe5 14. Bf4 Bb7 15. Qe1 Qd8 16. Qd2 h6 17. Rae1 Bg5 18. Bxg5 Qxg5 19. Qxg5 hxg5 20. Re2 Bc6 21. Ref2 b5 22. b3 bxa4 23. bxa4 Rfb8 24. Kh2 a5 25. Kg3 Rb4 26. Ra1 Rb2 27. Nd1 Rb4 28. Nc3 Rab8 29. h4 gxh4+ 30. Kxh4 exf5 31. gxf5 d5 32. Re1 dxe4 33. Bxe4 Bxe4 34. Rxe4 Rd8 35. Kg3 f6 36. Rff4 Nxd3 37. cxd3 Rxd3+ 38. Rf3 Rxc3 39. Rxc3 Rxe4 40. Rxc5 Rxa4 41. Rc8+ Kh7 42. Ra8 Kh6 43. Ra7 Kg5 44. Rxg7+ Kxf5 45. Kf3 Rb4 46. Ra7 a4 47. Ra5+ Kg6 48. Ra6 Kg5 49. Ra8 Rb3+ 50. Kf2 a3 51. Ra5+ f5 52. Ra8 Rb2+ 53. Kf3 Rb3+ 54. Kf2 Kg4 55. Ra4+ f4 56. Ra8 Rb2+ 57. Kf1 a2 0-1

[Event "Gibraltar Masters 10th"]
[Site "Caleta"]
[Date "2012.01.24"]
[Round "1"]
[White "Osuna Vega, Enrique"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2122"]
[BlackElo "1904"]
[PlyCount "91"]
[EventDate "2012.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "GGB"]
[SourceTitle "CBM 147"]
[Source "ChessBase"]
[SourceDate "2012.03.16"]
[SourceVersion "1"]
[SourceVersionDate "2012.03.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 Bg4 8. Be3 e5 9. fxe5 dxe5 10. d5 Nd4 11. Be2 Nxe2+ 12. Qxe2 Nh5 13. Qc4 a6 14. Rad1 Kh8 15. Bc5 b5 16. Qb3 Re8 17. d6 Be6 18. Qa3 cxd6 19. Bxd6 Qb6+ 20. Bc5 Qb7 21. Rfe1 Rad8 22. Qa5 Bf6 23. Qb6 Qxb6 24. Bxb6 Rc8 25. a3 g5 26. g3 Kg7 27. Kf2 Kg6 28. Rd6 Kg7 29. Be3 g4 30. Nd2 a5 31. Rb6 Rb8 32. Rxb5 Rec8 33. Rc1 Rxb5 34. Nxb5 Be7 35. c4 Bc5 36. Bxc5 Rxc5 37. b4 Rc6 38. c5 Bd7 39. Nc3 axb4 40. axb4 Ra6 41. b5 Rf6+ 42. Ke3 Kf8 43. Nd5 Bxb5 44. Nxf6 Nxf6 45. c6 Ba6 46. Ra1 1-0

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.14"]
[Round "9"]
[White "Van Diermen, Arie"]
[Black "Jones, Jeremy"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1958"]
[BlackElo "1593"]
[PlyCount "69"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c6 6. h3 Be6 7. c5 Nbd7 8. b4 b6 9. Bf4 bxc5 10. bxc5 g6 11. Nf3 Bg7 12. Qa4 Qc8 13. Ba6 Qd8 14. Bb7 0-0 15. Bxa8 Qxa8 16. Ne5 Nxe5 17. Bxe5 Ne4 18. Nxe4 dxe4 19. Bxg7 Kxg7 20. 0-0 Bd5 21. Rab1 Rb8 22. a3 Rb7 23. Rb4 Rxb4 24. axb4 Bc4 25. Re1 f5 26. Rc1 Bb5 27. Qa2 a6 28. Rd1 Bd3 29. Qe6 Bb5 30. d5 cxd5 31. Rxd5 e3 32. Qe7+ Kh6 33. Qxe3+ Kg7 34. Qe7+ Kh6 35. Rd4 1-0

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.13"]
[Round "8"]
[White "Lilja, Olavi Jouko"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "1958"]
[PlyCount "96"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 g6 2. c3 Bg7 3. Nf3 d6 4. d4 Nf6 5. Nbd2 0-0 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. c4 b6 10. b3 Nxe4 11. Nxe4 f5 12. Nfg5 fxe4 13. Nxe4 Bf5 14. Bf3 h6 15. Bd2 Bxe4 16. Bxe4 Nf5 17. Qg4 Kh7 18. Rad1 Qf6 19. f4 Rae8 20. Bxf5 gxf5 21. fxe5 dxe5 22. Qh5 f4 23. Bb4 Rf7 24. d6 c5 25. Bc3 Qg6 26. Qxg6+ Kxg6 27. Rd5 Rd7 28. Re1 e4 29. Bxg7 Kxg7 30. Kf2 Kf6 31. Red1 Re6 32. a3 a5 33. a4 Re5 34. Rxe5 Kxe5 35. Rd5+ Ke6 36. Rh5 Kxd6 37. Rxh6+ Ke5 38. Rh5+ Kd4 39. Rd5+ Rxd5 40. cxd5 Kxd5 41. g4 e3+ 42. Ke2 Ke4 43. g5 f3+ 44. Ke1 Kd3 45. g6 f2+ 46. Kf1 Kd2 47. Kg2 e2 48. g7 f1Q+ 0-1

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.12"]
[Round "6"]
[White "Lee, Gudmundur Kristinn"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1622"]
[BlackElo "1958"]
[PlyCount "62"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 d6 5. Nge2 0-0 6. Ng3 Nbd7 7. Bd3 e5 8. 0-0 Ne8 9. dxe5 Nxe5 10. e4 Be6 11. f4 Nxd3 12. Qxd3 f5 13. Be3 c6 14. Rad1 Qa5 15. Bd4 Rd8 16. Bxg7 Nxg7 17. b3 fxe4 18. Ngxe4 Bf5 19. Qe2 d5 20. cxd5 cxd5 21. b4 Qxb4 22. Rb1 Qd4+ 23. Nf2 Qxc3 24. Rxb7 Rf7 25. Rb3 Qc5 26. Kh1 Re7 27. Qd2 Rde8 28. Rc3 Qa5 29. Qc1 Qxa2 30. Ra3 Qc4 31. Rc3 Qxf1+ 0-1

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.12"]
[Round "7"]
[White "Van Diermen, Arie"]
[Black "Hollan, Petr"]
[Result "0-1"]
[ECO "C52"]
[WhiteElo "1958"]
[BlackElo "1577"]
[PlyCount "128"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Nge7 8. Qb3 0-0 9. cxd4 d6 10. Be3 h6 11. h3 Bb6 12. Qc2 d5 13. exd5 Bf5 14. Qe2 Nxd5 15. Bxd5 Qxd5 16. Nc3 Qd8 17. d5 Ne7 18. Qd2 Bxe3 19. fxe3 f6 20. e4 Bg6 21. Rab1 b6 22. Nd4 Bf7 23. Qf4 Qd6 24. Qxd6 cxd6 25. Ndb5 Rfd8 26. g4 a6 27. Nd4 b5 28. a4 Rac8 29. Rfc1 bxa4 30. Nxa4 Rxc1+ 31. Rxc1 Be8 32. Nc6 Nxc6 33. dxc6 Rc8 34. Nb6 Rxc6 35. Rb1 Bf7 36. Nd7 Rc8 37. Rb6 Be6 38. Rxd6 Bxd7 39. Rxd7 Rc4 40. Ra7 Rxe4 41. Rxa6 Re2 42. Ra4 Kf7 43. h4 Kg6 44. Rb4 h5 45. Ra4 hxg4 46. Rxg4+ Kh6 47. Kf1 Rb2 48. Kg1 g6 49. Rf4 f5 50. Rc4 Kh5 51. Rc6 Rb4 52. Kf2 Rxh4 53. Rc8 Kg4 54. Rc4+ f4 55. Kg2 Rh5 56. Rc6 g5 57. Rc4 Rh3 58. Ra4 Rb3 59. Ra2 f3+ 60. Kh2 Rb4 61. Ra8 Rb2+ 62. Kg1 Kg3 63. Ra1 g4 64. Kh1 Rh2+ 0-1

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.11"]
[Round "4"]
[White "Byron, Alan M"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2223"]
[BlackElo "1958"]
[PlyCount "71"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Nf3 0-0 6. Qd2 c6 7. Bh6 b5 8. Bd3 Qa5 9. Bxg7 Kxg7 10. h3 b4 11. Ne2 Ba6 12. 0-0 Bxd3 13. cxd3 Nbd7 14. Rfc1 c5 15. Ng3 h6 16. dxc5 Nxc5 17. Nd4 e6 18. Rc4 Qa6 19. b3 Rab8 20. Rac1 Nfd7 21. Nf3 Nb6 22. Rd4 Nbd7 23. Rdc4 Nb6 24. Rd4 Nbd7 25. Ne1 e5 26. Rdc4 Qb7 27. Nc2 a5 28. Ne3 Rh8 29. d4 Nxe4 30. Nxe4 Qxe4 31. d5 Nc5 32. Rxe4 Nxe4 33. Qd3 Nc3 34. Rc2 Rbc8 35. Nc4 Nb5 36. Nxa5 1-0

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.11"]
[Round "5"]
[White "Van Diermen, Arie"]
[Black "Sigurdsson, Birkir Karl"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1958"]
[BlackElo "1546"]
[PlyCount "120"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 Nf6 7. 0-0 0-0 8. d3 Bd7 9. h3 a6 10. g4 b5 11. f5 b4 12. Ne2 Rc8 13. Ng3 a5 14. g5 Ne8 15. h4 Ne5 16. h5 a4 17. Rb1 Qc7 18. Bf4 Qb6 19. Nxe5 c4+ 20. Kh2 dxe5 21. Bd2 cxd3 22. cxd3 Qd4 23. Rf3 Bb5 24. Be1 Qc5 25. Qd2 b3 26. axb3 axb3 27. Qc3 Qxc3 28. Bxc3 Rc5 29. Bb4 Rc7 30. f6 exf6 31. h6 Bh8 32. Bxf8 Kxf8 33. Ne2 fxg5 34. Nc3 Bd7 35. Bf1 f5 36. Bh3 f4 37. Bxd7 Rxd7 38. Rg1 Bf6 39. Nd5 Bd8 40. Kh3 Ra7 41. Rc1 Ra2 42. Rc8 Be7 43. Nc7 Rxb2 44. Rxe8+ Kf7 45. Rb8 g4+ 46. Kxg4 Rh2 47. Rh3 Rg2+ 48. Kf3 Rg1 49. Kf2 Bc5+ 50. d4 Bxd4+ 51. Ke2 b2 52. Rhb3 Rg2+ 53. Kd1 Rg1+ 54. Kc2 Rc1+ 55. Kd3 Rxc7 56. R8b7 Rxb7 57. Rxb7+ Kf6 58. Kc2 f3 59. Rxh7 f2 60. Rh8 b1Q+ 0-1

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.10"]
[Round "3"]
[White "Van Diermen, Arie"]
[Black "Arkell, Keith C"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1958"]
[BlackElo "2432"]
[PlyCount "76"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. h3 Bg7 7. Be3 0-0 8. Nf3 b6 9. Rc1 Ba6 10. b3 dxc4 11. Bxc4 Bb7 12. d5 a6 13. a4 b5 14. axb5 axb5 15. Nxb5 Nxd5 16. Bd4 Qa5+ 17. Kf1 Bxd4 18. Nbxd4 Nd7 19. Kg1 N7b6 20. Kh2 Nxc4 21. bxc4 Nf4 22. Qb3 Qc7 23. g3 Ne6 24. Rhe1 Nc5 25. Qe3 Ra2 26. Re2 Rxe2 27. Qxe2 Re8 28. Ne5 f6 29. Ng4 Rd8 30. Rd1 Rd6 31. Nb5 Qc6 32. f3 Rxd1 33. Qxd1 Ne6 34. Nd4 Nxd4 35. Qxd4 Qxf3 36. Qd8+ Kf7 37. Nh6+ Ke6 38. Qg8+ Kd7 0-1

[Event "South Wales op 8th"]
[Site "Penarth"]
[Date "2011.07.09"]
[Round "1"]
[White "Hollan, Martin"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1415"]
[BlackElo "1958"]
[PlyCount "100"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "WLS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bg5 c6 6. Be2 b5 7. a3 h6 8. Bf4 0-0 9. Qd2 Kh7 10. h3 Qa5 11. Bd3 Nh5 12. Be3 f5 13. exf5 Bxf5 14. g4 Bxd3 15. gxh5 b4 16. Qxd3 Qxh5 17. Ng5+ hxg5 18. axb4 Nd7 19. Ne4 Bh6 20. Rg1 Qxh3 21. Kd2 Qf5 22. Bxg5 d5 23. Rh1 dxe4 24. Qe3 Qxf2+ 25. Qxf2 Rxf2+ 26. Kc3 Rf5 27. Bxh6 Rh5 28. Rxh5 gxh5 29. Bg5 Nf6 30. Re1 Nd5+ 31. Kc4 Kg6 32. Bd2 Nf6 33. Bf4 Kf5 34. Be5 a5 35. Ra1 a4 36. Kc5 Nd7+ 37. Kxc6 Nxe5+ 38. dxe5 Rc8+ 39. Kd5 Rxc2 40. Rf1+ Kg5 41. Kxe4 Rxb2 42. Rg1+ Kh6 43. Kf5 a3 44. Ra1 a2 45. Ke6 h4 46. Kxe7 h3 47. Rh1 h2 48. Kf6 Rf2+ 49. Ke6 Kg6 50. b5 Rb2 0-1

[Event "Vlissingen HZ op 14th"]
[Site "Vlissingen"]
[Date "2010.08.08"]
[Round "2"]
[White "Van Diermen, Arie"]
[Black "Nabuurs, Joep"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1976"]
[BlackElo "2222"]
[PlyCount "98"]
[EventDate "2010.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. a4 e6 4. g3 Nc6 5. Bg2 Nf6 6. f4 d5 7. d3 Be7 8. e5 Ng8 9. Nf3 Nh6 10. 0-0 Nf5 11. g4 Nfd4 12. Nxd4 cxd4 13. Ne2 h5 14. gxh5 Qb6 15. Ng3 Bd7 16. b3 0-0-0 17. Ba3 Bxa3 18. Rxa3 Qc5 19. Ra1 Kb8 20. Rf2 Nb4 21. Qd2 Rc8 22. Rc1 Rc7 23. Bf3 Rhc8 24. Bd1 b5 25. axb5 Bxb5 26. Ne2 f6 27. Rf3 Nc6 28. exf6 gxf6 29. Kg2 e5 30. Ng3 Nb4 31. h6 Na2 32. Ra1 Nc3 33. Qe1 Re8 34. fxe5 fxe5 35. Qf2 e4 36. Rf7 e3 37. Rxc7 Qxc7 38. Qf3 Nxd1 39. Qxd1 Rf8 40. Qh5 Qxc2+ 41. Kh1 Bxd3 42. Qxd5 Bb5 43. Qe5+ Kb7 44. Qg7+ Kb6 45. Qxd4+ Qc5 46. Qxc5+ Kxc5 47. Rc1+ Kd4 48. Rc7 e2 49. Re7 Rf1+ 0-1

[Event "Latschach op 24th"]
[Site "Latschach"]
[Date "2008.08.09"]
[Round "1"]
[White "Vedder, Richard"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2324"]
[PlyCount "93"]
[EventDate "2008.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. e5 dxe5 7. dxe5 Nh5 8. Be3 Bh6 9. g3 c6 10. Qxd8 Rxd8 11. Be2 Bg4 12. Kf2 Na6 13. Bxa6 bxa6 14. Rad1 f6 15. exf6 Nxf6 16. Bc5 Bf8 17. Rxd8 Rxd8 18. Re1 Bxf3 19. Kxf3 Kf7 20. Bxa7 e6 21. Rd1 Rxd1 22. Nxd1 Bd6 23. Ne3 Nd5 24. Nc4 Ke7 25. a3 c5 26. Nxd6 Kxd6 27. c4 Ne7 28. b4 cxb4 29. axb4 Nc8 30. Bc5+ Kc6 31. Ke4 a5 32. Ke5 axb4 33. Bxb4 Nb6 34. Kxe6 Nxc4 35. h4 Ne3 36. h5 Nf5 37. hxg6 hxg6 38. Be1 Nd4+ 39. Kf6 Kd5 40. Kxg6 Ke4 41. Bf2 Nc6 42. Kg5 Kf3 43. Be1 Nd4 44. f5 Ke4 45. f6 Kd5 46. Bc3 Ne6+ 47. Kf5 1-0

[Event "Vlissingen HZ op 11th"]
[Site "Vlissingen"]
[Date "2007.08.07"]
[Round "5"]
[White "Van Dort, Lars"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2109"]
[PlyCount "95"]
[EventDate "2007.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. g3 Bg4 5. h3 Bh5 6. Bg2 c6 7. 0-0 e6 8. b3 Bd6 9. Bb2 0-0 10. d4 Qc7 11. Qe2 Nd7 12. c4 N5f6 13. g4 Bg6 14. Ne5 c5 15. Na3 a6 16. Nxg6 hxg6 17. Nc2 Rad8 18. Rad1 Rfe8 19. Rfe1 g5 20. Qf3 b6 21. Qc6 Qxc6 22. Bxc6 Re7 23. dxc5 Nxc5 24. b4 Nb7 25. Bd4 Rc7 26. Bg2 Rxc4 27. Bxb6 Rxc2 28. Bxd8 Bxb4 29. Bxb7 Bxe1 30. Rxe1 Rxa2 31. Bc7 a5 32. Re5 a4 33. Rxg5 Rb2 34. Be5 Rb1+ 35. Kg2 Ne8 36. Be4 Re1 37. Bc6 f6 38. Bc3 Rc1 39. Ra5 Nd6 40. Ra8+ Kh7 41. Rd8 Rxc3 42. Rxd6 a3 43. Rxe6 Kh6 44. Bf3 Kg5 45. Kg3 a2 46. Ra6 Rc2 47. h4+ Kh6 48. g5+ 1-0

[Event "Vlissingen HZ op 09th"]
[Site "Vlissingen"]
[Date "2005.08.11"]
[Round "6"]
[White "De Saegher, Chris"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2187"]
[PlyCount "55"]
[EventDate "2005.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 c5 7. d5 a6 8. a4 b6 9. Bg5 h6 10. Bf4 Nbd7 11. Be2 Ne8 12. Qd2 Kh7 13. 0-0 Ne5 14. Nh2 f5 15. Be3 Nf7 16. exf5 Bxf5 17. g4 Bc8 18. f4 Nf6 19. Bd3 Bd7 20. Bxg6+ Kg8 21. Bc2 e5 22. Qd3 Qc8 23. g5 hxg5 24. fxg5 e4 25. Nxe4 Nxe4 26. Qxe4 Nxg5 27. Bxg5 Bd4+ 28. Kh1 1-0

[Event "Vlissingen HZ op 09th"]
[Site "Vlissingen"]
[Date "2005.08.06"]
[Round "1"]
[White "Van Diermen, Arie"]
[Black "Ikonnikov, Vyacheslav"]
[Result "0-1"]
[ECO "B25"]
[BlackElo "2560"]
[PlyCount "84"]
[EventDate "2005.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. f4 d6 6. Nf3 e6 7. d3 Nge7 8. 0-0 0-0 9. a4 b6 10. Ne2 f5 11. c3 h6 12. h3 Kh7 13. Qe1 Ba6 14. Qd1 Qd7 15. Qc2 Bb7 16. Bd2 Rac8 17. Rae1 d5 18. exf5 exf5 19. Kh2 d4 20. c4 Ng8 21. Neg1 Nf6 22. Qd1 Nh5 23. Rf2 Qc7 24. Rfe2 Bf6 25. h4 Bg7 26. Nh3 Nf6 27. Nf2 Ng4+ 28. Nxg4 fxg4 29. Ng1 h5 30. Be4 Rf7 31. Rf2 Ne7 32. Ne2 Nf5 33. Nc1 Ne3 34. Bxe3 dxe3 35. Rff1 Bd4 36. Qe2 Re8 37. Qg2 Bxe4 38. dxe4 Qc6 39. e5 Qxa4 40. Qd5 Ree7 41. e6 Rf5 42. Qd6 Qe8 0-1

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "1991.??.??"]
[Round "1"]
[White "Hebden, Mark"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2485"]
[BlackElo "2000"]
[PlyCount "69"]
[EventDate "1991.10.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 c6 6. Qd2 b5 7. Bd3 Nbd7 8. Bh6 Bxh6 9. Qxh6 b4 10. Ne2 Qa5 11. 0-0 Ba6 12. a3 b3 13. Qd2 Qxd2 14. Nxd2 Bxd3 15. cxd3 c5 16. d5 0-0 17. Rfc1 Ng4 18. h3 Nge5 19. Rc3 Nb6 20. f4 Ned7 21. a4 c4 22. a5 cxd3 23. Nc1 Rac8 24. Rc6 Na8 25. Nxd3 Rb8 26. Ra3 Nf6 27. Rc3 e6 28. dxe6 fxe6 29. Raxb3 d5 30. e5 Nd7 31. Nf3 h6 32. Nd4 Kf7 33. Nc6 Rxb3 34. Rxb3 a6 35. Rb7 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "1991.??.??"]
[Round "6"]
[White "Van Diermen, Arie"]
[Black "Thurlow, Kevin J"]
[Result "1-0"]
[ECO "B44"]
[BlackElo "2015"]
[PlyCount "67"]
[EventDate "1991.10.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 d5 7. 0-0 Bc5 8. c4 Ne7 9. Qh5 Bd4 10. Nc3 Ba6 11. exd5 cxd5 12. Bg5 dxc4 13. Be4 Rb8 14. Rad1 Qd6 15. Bxe7 Kxe7 16. Rxd4 Qxd4 17. Rd1 Qb6 18. Na4 Qc7 19. Qg5+ Kf8 20. Nc5 Bb5 21. a4 h6 22. Qh5 g5 23. axb5 Qxc5 24. Rd7 Qe7 25. Rxe7 Kxe7 26. Bc6 Rbd8 27. g3 Rd4 28. h3 Kf6 29. Qf3+ Kg7 30. Qe3 Rdd8 31. Qe5+ Kg8 32. Qf6 g4 33. hxg4 Rd6 34. Be8 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "1991.??.??"]
[Round "5"]
[White "Van Hoek, Wilhelmus J"]
[Black "Van Diermen, Arie"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "39"]
[EventDate "1991.10.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. a3 0-0 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. Be3 e5 10. fxe5 dxe5 11. d5 Nd4 12. Qf2 c6 13. dxc6 Qb6 14. 0-0-0 bxc6 15. Bxd4 exd4 16. Qxd4 Qa5 17. Qe3 Rab8 18. Rd4 Qb6 19. Na4 Qb7 20. Ba6 0-1

[Event "NED Open-ch08 Reinbouw"]
[Site "Velp"]
[Date "1977.08.03"]
[Round "6"]
[White "Iskov, Gert"]
[Black "Van Diermen, Arie"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2370"]
[PlyCount "61"]
[EventDate "1977.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. g3 g6 7. b3 d6 8. Bb2 Bg7 9. Bg2 0-0 10. Nh3 Nbd7 11. 0-0 Qc7 12. Bc3 Rfb8 13. Nf4 Ng4 14. h3 Nge5 15. Qc2 Nb6 16. Nd2 g5 17. Nh5 Bxe2 18. Nxg7 Bd3 19. Qd1 Bxf1 20. Qxf1 Kxg7 21. f4 gxf4 22. gxf4 c4 23. fxe5 cxb3 24. Rc1 Qc5+ 25. Kh2 Nxd5 26. Nxb3 Qb5 27. Qxb5 Rxb5 28. exd6+ f6 29. Nd4 Rba5 30. Bxa5 Rxa5 31. d7 1-0

