[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.12"]
[Round "8.1"]
[White "Cajzler, Hinko"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2116"]
[BlackElo "1695"]
[PlyCount "65"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Croatia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "CRO"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. axb5 axb5 10. Rxa8 Qxa8 11. c3 Na5 12. Bc2 d6 13. d3 c5 14. Nbd2 c4 15. d4 Qb8 16. Nf1 Re8 17. Ng3 g6 18. h3 Bf8 19. d5 Bg7 20. Nh2 Bc8 21. f4 Nd7 22. f5 Nc5 23. Rf1 Ncb3 24. Be3 Rf8 25. Ng4 h5 26. Nh2 h4 27. Ng4 Bh8 28. Nh6+ Kg7 29. fxg6 Kxg6 30. Nhf5 Bg7 31. Qg4+ Kh7 32. Qh5+ Kg8 33. Nh6+ 1-0

[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.11"]
[Round "7.1"]
[White "Boer, Jan"]
[Black "Schellmann, Frank"]
[Result "0-1"]
[ECO "A82"]
[WhiteElo "1695"]
[BlackElo "2005"]
[PlyCount "108"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Germany"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. d4 f5 2. e4 fxe4 3. f3 d5 4. fxe4 dxe4 5. Bc4 Nf6 6. Nc3 Nc6 7. Nge2 Bf5 8. 0-0 e6 9. h3 Qd7 10. Be3 Nd5 11. Bg5 h6 12. Bc1 0-0-0 13. Ng3 Nb6 14. d5 Bc5+ 15. Kh1 Nxc4 16. dxc6 Qxd1 17. cxb7+ Kxb7 18. Rxd1 Rxd1+ 19. Nxd1 Bd6 20. Nxf5 exf5 21. b3 Be5 22. Rb1 Nb6 23. c4 Rf8 24. Ne3 f4 25. Ng4 Bc3 26. Bb2 Bxb2 27. Rxb2 Rd8 28. Kg1 e3 29. Re2 Rd1+ 30. Kh2 Nd7 31. Nxe3 fxe3 32. Rxe3 Nf6 33. a4 Kc6 34. Re7 Rd7 35. Re5 Kd6 36. Re3 Re7 37. c5+ Kd7 38. Rd3+ Kc6 39. b4 Re4 40. b5+ Kxc5 41. Rc3+ Kb6 42. Rc6+ Kb7 43. a5 Re5 44. a6+ Kb8 45. Rc3 Rxb5 46. Rd3 Kc8 47. g4 c5 48. Ra3 c4 49. Rc3 Rc5 50. Kg2 Nd5 51. Rc1 c3 52. Kf3 c2 53. Ke2 Nb4 54. Kd2 Nxa6 0-1

[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.10"]
[Round "6.1"]
[White "Boer, Jan"]
[Black "Szilagyi, Samuel Attila"]
[Result "0-1"]
[ECO "E77"]
[WhiteElo "1695"]
[BlackElo "1898"]
[PlyCount "64"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Hungary"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "HUN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Be2 c5 7. d5 e6 8. Nf3 exd5 9. e5 dxe5 10. fxe5 Ng4 11. Bg5 Qd7 12. Nxd5 h6 13. h3 Nc6 14. hxg4 hxg5 15. Nxg5 Nxe5 16. Nh7 Qd8 17. Nxf8 Kxf8 18. Qd2 Nxg4 19. Bf3 Qe8+ 20. Kd1 Rb8 21. Re1 Qa4+ 22. b3 Qd7 23. Re7 Qd8 24. Qf4 Nf6 25. Qxb8 Nxd5 26. Bxd5 Bg4+ 27. Kc2 Bf5+ 28. Kd2 Bh6+ 29. Ke2 Qxb8 30. Rxf7+ Ke8 31. Re1 Qf4 32. Kd1+ Kd8 0-1

[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.09"]
[Round "5.1"]
[White "Vieru, Eugen Cezar"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1830"]
[BlackElo "1695"]
[PlyCount "62"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Romania II"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. d4 c5 3. e3 e6 4. Nc3 b6 5. Be2 Bb7 6. Bf3 Nc6 7. d5 exd5 8. Nxd5 g6 9. b3 Bg7 10. Bb2 0-0 11. Ne2 d6 12. Nef4 Re8 13. 0-0 Nxd5 14. Bxg7 Nxe3 15. fxe3 Kxg7 16. Qd2 Rb8 17. Nd5 Ne5 18. Rad1 Nxf3+ 19. Rxf3 Re6 20. Qc3+ Re5 21. Rdf1 Bxd5 22. cxd5 Rb7 23. e4 Kg8 24. Rf4 Rbe7 25. Qf3 Qe8 26. Rf6 Rxe4 27. Rxd6 Re1 28. Rf6 Rxf1+ 29. Kxf1 Re1+ 30. Kf2 Ra1 31. a4 Qe1# 0-1

[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.08"]
[Round "4.1"]
[White "Turicnik, Vlado"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1996"]
[BlackElo "1695"]
[PlyCount "77"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Slovenia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SLO"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 0-0 9. Bd3 d5 10. exd5 exd5 11. 0-0 Qc7 12. h3 Be6 13. Bg5 Qd8 14. Qf3 h6 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. Rad1 Rad8 18. f4 f5 19. Rfe1 Kh8 20. Ne2 Rg8 21. Kf2 Rg7 22. Rg1 Rdg8 23. c3 Na5 24. g3 Nc4 25. Bxc4 dxc4 26. Nd4 a6 27. Rde1 Re8 28. Re5 Rd8 29. Rge1 Rg6 30. R1e3 Rf6 31. Ke2 Rd5 32. Nxe6 Rxe5 33. Rxe5 Rxe6 34. Rxe6 fxe6 35. Ke3 Kg7 36. Kd4 b5 37. a4 Kf6 38. axb5 axb5 39. Kc5 1-0

[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.07"]
[Round "3.1"]
[White "Boer, Jan"]
[Black "Bratu, Gheorghe"]
[Result "0-1"]
[ECO "D17"]
[WhiteElo "1695"]
[BlackElo "1799"]
[PlyCount "98"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Romania"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ROU"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Na6 7. f3 Nd7 8. Nxc4 e5 9. e4 exd4 10. Qxd4 Nb4 11. Na3 Be6 12. Bf4 Qb6 13. Rd1 Qxd4 14. Rxd4 Bc5 15. Rd2 0-0 16. Nc4 Nf6 17. Nd6 b6 18. Be2 Rfd8 19. e5 Nfd5 20. Bg3 Be3 21. Rd1 Nc2+ 22. Kf1 Bc5 23. Nxd5 Bxd5 24. Bf2 Ne3+ 25. Bxe3 Bxe3 26. g3 f6 27. Rd3 fxe5 28. Nf5 Bc5 29. Kg2 e4 30. Rc3 Bb4 31. Rcc1 exf3+ 32. Bxf3 Bxf3+ 33. Kxf3 Rf8 34. Kg4 h5+ 35. Kg5 Bd2+ 36. Kg6 Rf6+ 37. Kxh5 Rxf5+ 38. Kg4 Rg5+ 39. Kh4 Bxc1 40. Rxc1 Rg6 41. Rd1 Rf8 42. Rd7 Rf7 43. Rd8+ Kh7 44. b4 Rh6+ 45. Kg4 Rxh2 46. Rd4 c5 47. bxc5 bxc5 48. Rc4 Rc7 49. Kf5 Rb2 0-1

[Event "IBCA EU-chT blind 2nd"]
[Site "Calimanesti"]
[Date "2019.10.06"]
[Round "2.1"]
[White "Tuka, Oleg"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2345"]
[BlackElo "1695"]
[PlyCount "83"]
[EventDate "2019.10.05"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Ukraine"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "UKR"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. Nf3 b6 8. d4 h6 9. Be2 Bb7 10. 0-0 Bd6 11. Ba3 Bxa3 12. Qa4+ Nd7 13. Qxa3 c5 14. Qa4 Qe7 15. Ne5 Rd8 16. Nc6 Bxc6 17. Qxc6 0-0 18. Rfd1 Rc8 19. Qb7 a5 20. dxc5 Rfd8 21. Bf3 Rb8 22. Qa7 Kf8 23. cxb6 Nxb6 24. Rxd8+ Qxd8 25. Qxa5 Nxc4 26. Qc5+ Nd6 27. Rd1 Ke7 28. a4 Rc8 29. Qa3 Qc7 30. a5 Qc5 31. Qb4 Nb5 32. a6 Nxc3 33. Qxc5+ Rxc5 34. Ra1 Nb5 35. a7 Nxa7 36. Rxa7+ Kf8 37. g3 Rc1+ 38. Kg2 g5 39. Bh5 Kg7 40. Rxf7+ Kg8 41. Rf6 Kh7 42. Rxe6 1-0

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.27"]
[Round "8.3"]
[White "Mitsis, Akis"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1711"]
[PlyCount "23"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "NED"]

1. e4 c5 2. d3 g6 3. Be2 Bg7 4. Nf3 Nc6 5. 0-0 e6 6. Nc3 Nge7 7. b3 Bxc3 8. Rb1 0-0 9. Be3 b6 10. d4 cxd4 11. Nxd4 Nxd4 12. e5 0-1

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.26"]
[Round "7.3"]
[White "Boer, Jan"]
[Black "Patev, Petko"]
[Result "0-1"]
[ECO "D60"]
[WhiteElo "1711"]
[BlackElo "1874"]
[PlyCount "128"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Bulgaria"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "BUL"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. Re1 a6 12. e4 h6 13. Bh4 c5 14. e5 Nd5 15. Bxe7 Qxe7 16. Ne4 Nf4 17. Bc2 Bxe4 18. Rxe4 Nd5 19. a3 Rfd8 20. Rh4 Nf8 21. Qd2 Rac8 22. Rd1 cxd4 23. Rxd4 Nd7 24. Qd3 Nf8 25. Bb3 Rc5 26. Ba2 Qc7 27. Qd2 Ng6 28. Qe1 Nge7 29. g4 Rc8 30. g5 hxg5 31. Nxg5 Nf5 32. Rg4 Rc1 33. Bb3 Rxd1 34. Bxd1 Qc1 35. Qf1 Nf4 36. Ne4 Rd8 37. Bf3 Qxf1+ 38. Kxf1 Nd3 39. Nf6+ Kf8 40. Nh7+ Ke7 41. Bb7 Nxe5 42. Re4 Nd6 43. Rxe5 Nxb7 44. Ng5 Rd2 45. Re2 Rd5 46. Ne4 Nc5 47. Nc3 Rf5 48. b4 Nd3 49. Rd2 Nf4 50. Ne4 Rh5 51. Kg1 Rd5 52. f3 Rxd2 53. Nxd2 f5 54. Kf2 Nd5 55. Nb3 e5 56. Nc5 Nc7 57. Ke2 g5 58. h3 Kd6 59. Kd3 Kc6 60. Ke2 a5 61. Kd3 axb4 62. axb4 Nd5 63. Ne6 Nf4+ 64. Nxf4 gxf4 0-1

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.25"]
[Round "6.4"]
[White "Boer, Jan"]
[Black "Aghalarov, Habibulla"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1711"]
[PlyCount "86"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Azerbaijan"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "AZE"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 0-0 6. e3 a6 7. a4 Nc6 8. Be2 h6 9. Bh4 Re8 10. Rc1 b6 11. cxd5 exd5 12. Bd3 Nb4 13. Bb1 Bg4 14. 0-0 Ne4 15. Bxe7 Qxe7 16. h3 Bxf3 17. Qxf3 Nd2 18. Qf5 g6 19. Nxd5 Nxd5 20. Qxd5 Nxf1 21. Kxf1 Kg7 22. Qc4 c6 23. b4 b5 24. Qc3 Kh7 25. g3 bxa4 26. h4 h5 27. Qd2 Rab8 28. Qe2 Kg7 29. Rxc6 Rxb4 30. Qd3 Qb7 31. Rxg6+ Kf8 32. Rg8+ Kxg8 33. Qh7+ Kf8 34. Qh8+ Ke7 35. Qe5+ Kd8 36. Qd6+ Qd7 37. Qxb4 Qb5+ 38. Qxb5 axb5 39. Bd3 b4 40. Bb5 a3 41. Bc4 Ke7 42. Ke2 Rc8 43. Bb3 Rc3 0-1

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.22"]
[Round "4.3"]
[White "Culjak, Miso"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1679"]
[BlackElo "1711"]
[PlyCount "9"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Croatia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "CRO"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c4 Ne4 5. dxc5 1-0

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.21"]
[Round "3.4"]
[White "Almadi, Balazs"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1807"]
[BlackElo "1711"]
[PlyCount "55"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Hungary"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bf5 6. Qb3 Qc8 7. e3 Nbd7 8. h3 Bg7 9. Nc3 Be6 10. Rc1 0-0 11. Bd3 Nb6 12. c5 Nc4 13. Qc2 b6 14. b3 Na5 15. b4 Nc4 16. 0-0 Nh5 17. Bh2 Bh6 18. cxb6 axb6 19. Na4 Bxh3 20. Bxc4 Qg4 21. Ne1 b5 22. Be2 Qf5 23. Nc5 Bg4 24. Qxf5 Bxf5 25. g4 Rxa2 26. Bf3 Kh8 27. gxf5 Rg8 28. Kh1 1-0

[Event "World Amateur-ch"]
[Site "Chalkidiki"]
[Date "2015.04.14"]
[Round "1"]
[White "Boer, Jan"]
[Black "Schwarz, Eduard"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "1748"]
[BlackElo "1981"]
[PlyCount "64"]
[EventDate "2015.04.14"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. 0-0 0-0 9. Nc3 d5 10. Ne5 Nfd7 11. Nxd7 Nxd7 12. cxd5 cxd5 13. Re1 Rc8 14. e4 Bb4 15. Na4 Bxd2 16. Qxd2 dxe4 17. Bxe4 Nf6 18. Bf3 Nd5 19. Rac1 Qd6 20. Bxd5 Qxd5 21. Nc3 Qd7 22. Ne4 Rfd8 23. Rxc8 Bxc8 24. Rd1 Bb7 25. Nc3 Qc6 26. d5 exd5 27. Qd4 h6 28. a4 Qe6 29. Rd3 Qe1+ 30. Kg2 Re8 31. Nxd5 Rd8 32. Qc4 Rxd5 0-1

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.14"]
[Round "9"]
[White "Boer, Jan"]
[Black "Znuderl, Matej"]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1714"]
[BlackElo "1981"]
[PlyCount "64"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. Nc3 Bb4 4. Qa4+ Nc6 5. cxd5 Qxd5 6. dxe5 Qxe5 7. Nf3 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 Be6 10. Rc1 Nge7 11. e3 0-0 12. Be2 Qxb2 13. Rb1 Qxa2 14. Qxa2 Bxa2 15. Rxb7 Nd5 16. 0-0 Rfb8 17. Rxb8+ Rxb8 18. Bf3 Rb2 19. Ne4 Ne5 20. Rd1 Nxf3+ 21. gxf3 Rb1 22. Rxb1 Bxb1 23. Nc5 a5 24. Kf1 Bc2 25. Ke2 a4 26. Kd2 Nb4 27. Kc3 a3 28. e4 g5 29. e5 Bd1 30. e6 fxe6 31. Nxe6 Nd3 32. Nd4 a2 0-1

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.13"]
[Round "8"]
[White "Prpic, Milan"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1886"]
[BlackElo "1714"]
[PlyCount "48"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. cxd5 cxd5 5. dxe5 d4 6. Nb1 Qa5+ 7. Bd2 Qxe5 8. Nf3 Qd5 9. g3 Bf5 10. Bg2 Be4 11. 0-0 Nf6 12. Bf4 Nc6 13. Qa4 h5 14. Qd1 Bc5 15. Nbd2 0-0 16. Rc1 Rac8 17. Nxe4 Nxe4 18. Ng5 f5 19. Qd3 Nb4 20. Qb5 d3 21. Qa4 dxe2 22. Rfe1 Bxf2+ 23. Kh1 Bxe1 24. Rxe1 Nc2 0-1

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.12"]
[Round "7"]
[White "Boer, Jan"]
[Black "Wikman, Bengt Ingemar"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "1714"]
[BlackElo "1903"]
[PlyCount "54"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 0-0 6. Be3 e6 7. Qd2 Nbd7 8. Bd3 c5 9. Nge2 cxd4 10. Nxd4 Ne5 11. Be2 a6 12. Rc1 d5 13. cxd5 exd5 14. exd5 Nxd5 15. Bg5 Nf6 16. Ne4 Nxe4 17. fxe4 Qb6 18. Be3 Bg4 19. Nf5 Qd8 20. Nxg7 Qxd2+ 21. Bxd2 Bxe2 22. Kxe2 Kxg7 23. Bc3 Rfe8 24. Rhe1 Kg8 25. Bxe5 Rxe5 26. Kf3 Rae8 27. Rc3 Ra5 1/2-1/2

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.11"]
[Round "6"]
[White "Heinich, Manfred"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "2009"]
[BlackElo "1714"]
[PlyCount "24"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Bb4 7. Bd3 dxc4 8. Bxc4 Qa5 9. 0-0 Bxc3 10. bxc3 Ne4 11. Bf4 Qxc3 12. Rc1 Qa5 1/2-1/2

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.09"]
[Round "5"]
[White "Boer, Jan"]
[Black "Spychala, Jozefa"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "1714"]
[BlackElo "1469"]
[PlyCount "91"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. Nc3 Nbd7 6. e3 h6 7. Bh4 0-0 8. Bd3 Re8 9. 0-0 c5 10. h3 dxc4 11. Bxc4 Qb6 12. Qc2 cxd4 13. Nxd4 Ne5 14. Bb3 Bd7 15. Bg3 Bd6 16. a4 a5 17. Ncb5 Bxb5 18. Nxb5 Rac8 19. Qe2 Ne4 20. Bh2 Nc5 21. Bc2 Na6 22. Rfd1 Bb8 23. f4 Nc4 24. Nd4 e5 25. fxe5 Bxe5 26. Bxe5 Rxe5 27. Qd3 g6 28. Re1 Nxb2 29. Qe2 Nc4 30. Rab1 Qc7 31. Nb5 Qc5 32. Rb3 Nb4 33. Nd4 Rce8 34. Kf2 b6 35. Rc3 Nxc2 36. Qxc2 Rc8 37. Rc1 Qe7 38. Rxc4 Rxc4 39. Qxc4 Rxe3 40. Qc8+ Kg7 41. Rc7 Qe5 42. Qd7 Qe8 43. Qd6 Re1 44. Qg3 Qe4 45. Qc3 Rd1 46. Ne6+ 1-0

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.08"]
[Round "4"]
[White "Ellinger, Peter"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "2012"]
[BlackElo "1714"]
[PlyCount "67"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. Bxd5 cxd5 13. d4 Bd6 14. Re3 Qh4 15. g3 Qh3 16. Qf3 Be6 17. Nd2 Rad8 18. Nf1 Bc7 19. Bd2 Bg4 20. Qg2 Qxg2+ 21. Kxg2 Rfe8 22. Rae1 Kf8 23. f4 Bf5 24. Rxe8+ Rxe8 25. Ne3 Be4+ 26. Kf2 Re6 27. f5 Rh6 28. h4 g5 29. Ng4 Rh5 30. Nf6 Rh6 31. Bxg5 Rxf6 32. Bxf6 Bxf5 33. Re7 Bd8 34. Re5 1-0

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.07"]
[Round "3"]
[White "Boer, Jan"]
[Black "Livanopoulou, Athina"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1714"]
[BlackElo "1236"]
[PlyCount "53"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nxd4 9. Nxd4 Qxd4 10. Nc3 Qb6 11. Qe2 a6 12. Bf4 Rc8 13. Rfc1 Qd8 14. Rc2 Bc5 15. Rac1 Qb6 16. a3 Ne7 17. b4 Bd4 18. Na4 Qd8 19. Bg5 Rxc2 20. Bxc2 0-0 21. Qd3 g6 22. Qxd4 Re8 23. Qh4 Qc8 24. Nb6 Qd8 25. Nxd7 Qxd7 26. Bf6 Qc7 27. Qh6 1-0

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.06"]
[Round "2"]
[White "Pribeanu, Mihail Dacian"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2143"]
[BlackElo "1714"]
[PlyCount "79"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. g3 Nf6 5. Bg2 g6 6. d3 Bg7 7. Nge2 0-0 8. 0-0 e6 9. h3 Bd7 10. g4 Re8 11. Ng3 h6 12. Be3 Qb6 13. Qd2 Rad8 14. Rab1 Bc8 15. Qf2 Bf8 16. e5 d5 17. exf6 d4 18. Nce4 dxe3 19. Qxe3 e5 20. f5 g5 21. Kh2 Nb4 22. Qf2 Nd5 23. Nc3 Nxf6 24. Nge4 Nxe4 25. Bxe4 f6 26. Nd5 Qd6 27. c4 Rd7 28. Kg2 Rh7 29. Nc3 a6 30. Bd5+ Kh8 31. Ne4 Qe7 32. Rh1 b6 33. Qf3 Rd8 34. h4 Rd7 35. hxg5 hxg5 36. Rxh7+ Kxh7 37. Qh3+ Bh6 38. Qh5 Qg7 39. Qe8 Rc7 40. Nxf6+ 1-0

[Event "IBCA Wch blind 13th"]
[Site "Katerini"]
[Date "2014.05.05"]
[Round "1"]
[White "Boer, Jan"]
[Black "Cajzler, Hinko"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1714"]
[BlackElo "2128"]
[PlyCount "70"]
[EventDate "2014.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Be2 Bg7 8. h3 0-0 9. Nf3 Re8 10. Nd2 Na6 11. 0-0 Nc7 12. Qc2 Rb8 13. a4 b6 14. Re1 a6 15. Rb1 b5 16. axb5 axb5 17. b3 Qe7 18. Bb2 Qf8 19. Bf3 b4 20. Na2 Nd7 21. Bxg7 Qxg7 22. Nc4 Nb5 23. Qd2 Ne5 24. Nxe5 Rxe5 25. Nc1 Re7 26. Nd3 Nd4 27. Ra1 Bd7 28. Qc1 f5 29. Ra2 Rbe8 30. Nf4 fxe4 31. Bxe4 Rxe4 32. Rd1 Qh6 33. Nd3 Qxc1 34. Nxc1 Re1+ 35. Rxe1 Rxe1+ 0-1

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.20"]
[Round "6"]
[White "Boer, Jan"]
[Black "Smet, Luc"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1714"]
[PlyCount "56"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Qb3 Bb7 7. Nc3 Nbd7 8. e4 Qxb6 9. Qc2 g6 10. Nf3 Bg7 11. Be2 0-0 12. 0-0 a5 13. Nd2 Ba6 14. Nc4 Bxc4 15. Bxc4 Ne8 16. f4 Bd4+ 17. Kh1 Ng7 18. b3 Qb4 19. Nb5 a4 20. Bd2 axb3 21. axb3 Rxa1 22. Rxa1 Qxd2 23. Qxd2 Bxa1 24. Qa2 Bf6 25. Qa7 Rd8 26. Qc7 Ra8 27. h3 Nf8 28. e5 Bh4 1/2-1/2

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.20"]
[Round "7"]
[White "De Coninck, Erik"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "1588"]
[BlackElo "1714"]
[PlyCount "81"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 e5 4. d3 Nf6 5. Nc3 d6 6. Bg2 Be6 7. 0-0 Be7 8. a3 0-0 9. Bg5 h6 10. Bd2 d5 11. cxd5 Nxd5 12. Qc2 Rc8 13. Nxd5 Bxd5 14. Bc3 Nd4 15. Bxd4 cxd4 16. Qd2 Bf6 17. Rac1 Qd7 18. Qa5 b6 19. Nxe5 Bxg2 20. Nxd7 bxa5 21. Nxf6+ gxf6 22. Kxg2 Rb8 23. Rc2 Rb3 24. Rfc1 Kg7 25. Kf3 Rfb8 26. Ke4 Rxb2 27. Kxd4 R2b5 28. f4 Rd8+ 29. Ke3 Rb3 30. Rc3 Rb2 31. R3c2 Rb3 32. a4 Rb4 33. Rc4 Rdb8 34. g4 R8b6 35. f5 Rb7 36. h3 Re7+ 37. Kf3 Re5 38. R1c2 h5 39. Rc1 h4 40. R1c2 Rd5 41. d4 1/2-1/2

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.19"]
[Round "4"]
[White "Boer, Jan"]
[Black "Johnen, Franz"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1714"]
[BlackElo "1757"]
[PlyCount "144"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 e6 5. e3 Be7 6. Bd3 0-0 7. 0-0 h6 8. Bd2 Nbd7 9. Qe2 b6 10. e4 Bb7 11. e5 Nh7 12. cxd5 cxd5 13. Rac1 Rc8 14. Nb5 a6 15. Rxc8 Qxc8 16. Rc1 Qb8 17. Nd6 Bxd6 18. exd6 Qxd6 19. Bxa6 Bxa6 20. Qxa6 Nhf6 21. a3 Re8 22. Bb4 Qf4 23. Rc6 Qe4 24. Rc1 g5 25. Re1 Qc2 26. Qe2 Rc8 27. g3 Ne4 28. Nd2 Ndf6 29. f3 Nxd2 30. Qxd2 Rc4 31. Bc3 Qxd2 32. Bxd2 Nd7 33. Bc3 Kg7 34. Kf2 Kg6 35. Ke3 f5 36. Rc1 Nf6 37. b3 Rc8 38. Bd2 Rxc1 39. Bxc1 g4 40. f4 Ne4 41. Bd2 Kf7 42. b4 b5 43. Be1 Ke7 44. Kd3 Kd7 45. Kc2 Kc6 46. Kb3 Nd6 47. a4 bxa4+ 48. Kxa4 Nb5 49. Bf2 Nc3+ 50. Ka5 Kb7 51. b5 Ne4 52. Be1 Nd6 53. Bb4 Nc4+ 54. Ka4 Ne3 55. Be1 Nf1 56. Ka5 Nxh2 57. b6 Nf1 58. Kb5 Ne3 59. Kc5 Nc4 60. Bf2 Nd2 61. Be1 Ne4+ 62. Kb5 h5 63. Ka5 Nd6 64. Bf2 Nc4+ 65. Kb5 Nxb6 66. Kc5 Nc4 67. Be1 Kc7 68. Bc3 Kd7 69. Be1 Ne3 70. Bf2 Nf1 71. Kb6 Nd2 72. Kc5 Ne4+ 0-1

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.19"]
[Round "5"]
[White "De Ridder, Yulian"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "B45"]
[BlackElo "1714"]
[PlyCount "81"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Bb4 7. Nde2 Nxe4 8. 0-0 Nxc3 9. Nxc3 0-0 10. Qf3 Ne5 11. Qf4 Nxc4 12. Qxc4 Be7 13. Qg4 d5 14. Bh6 Bf6 15. Rad1 e5 16. Qg3 Kh8 17. Rxd5 Qe7 18. Bg5 Be6 19. Rxe5 Rfd8 20. Rfe1 Qd6 21. Bxf6 gxf6 22. R5e3 Qc6 23. Qf3 Bd5 24. Nxd5 Rxd5 25. Rd3 Rxd3 26. Qxd3 Rg8 27. g3 Rg5 28. Qe4 Re5 29. Qb4 Rc5 30. Re3 a5 31. Qa3 Kg7 32. Rc3 Rxc3 33. Qxc3 Qd5 34. a3 Qd1+ 35. Kg2 Qd5+ 36. Qf3 Qb5 37. Qc3 Qd5+ 38. f3 b6 39. Qd3 Qe5 40. b4 axb4 41. axb4 1/2-1/2

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.18"]
[Round "2"]
[White "Boer, Jan"]
[Black "Steenman, Tomas"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1714"]
[PlyCount "62"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. Nc3 Nf6 5. Bg5 Bb4 6. e3 0-0 7. Bd3 Re8 8. 0-0 Bxc3 9. bxc3 e5 10. cxd5 Qxd5 11. Bxf6 gxf6 12. dxe5 Kh8 13. exf6 Bf5 14. Be2 Rad8 15. Qa4 Rg8 16. Rfd1 Qe6 17. Nd4 Qe4 18. Bf3 Qe5 19. Nxc6 Rxd1+ 20. Rxd1 bxc6 21. Qxc6 Bh3 22. Rd5 Bxg2 23. Bxg2 Qe4 24. f3 Qxf3 25. Rc5 Qxe3+ 26. Kf1 Qd3+ 27. Ke1 Qe3+ 28. Kd1 Qg1+ 29. Kc2 Rxg2+ 30. Kd3 Qf1+ 31. Kd4 Qf4+ 0-1

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.18"]
[Round "3"]
[White "Slangen Knuit, Dien"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "A57"]
[BlackElo "1714"]
[PlyCount "76"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. e3 b4 5. b3 d6 6. Bb2 g6 7. a3 Na6 8. Bxf6 exf6 9. axb4 Nxb4 10. Nc3 Bg7 11. Rc1 f5 12. Nge2 0-0 13. Qd2 Qa5 14. Nb5 Nd3+ 15. Kd1 Nxf2+ 16. Ke1 Qxd2+ 17. Kxd2 Nxh1 18. Nxd6 Nf2 19. Ng3 Rd8 20. Nb5 Bh6 21. Ra1 Ng4 22. Nc7 Rb8 23. Rxa7 Nxe3 24. Ke1 Rd7 25. Nb5 Rxa7 26. Nxa7 Bd7 27. Nb5 Nxd5 28. Bd3 Nf4 29. Bc2 Bxb5 30. cxb5 Rxb5 31. Kf2 Ne6 32. Ne2 Kg7 33. Nc3 Rb4 34. g3 Nd4 35. Bd1 Nxb3 36. Bxb3 Rxb3 37. Ne2 c4 38. Ke1 Rd3 0-1

[Event "Maastricht Limburg op-C 7th"]
[Site "Maastricht"]
[Date "2013.05.17"]
[Round "1"]
[White "Reusink, Hans"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "1714"]
[PlyCount "57"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 g6 5. Bb5 Bg7 6. Bxc6 bxc6 7. 0-0 d5 8. d3 Ne7 9. Qe1 0-0 10. Qh4 Ba6 11. f5 exf5 12. Bh6 fxe4 13. Ng5 Nf5 14. Rxf5 Bd4+ 15. Kh1 f6 16. Bxf8 fxg5 17. Qh6 gxf5 18. Qxc6 Kxf8 19. Qxa6 Qd7 20. Qh6+ Qg7 21. Qd6+ Qe7 22. Qxd5 Rb8 23. Qxf5+ Kg7 24. Nd5 Qe5 25. Qd7+ Kh6 26. c3 Bf2 27. Qf7 Rxb2 28. Nf6 Qf5 29. Ng8# 1-0

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.28"]
[Round "7"]
[White "Boer, Jan"]
[Black "Orbons, Richard"]
[Result "1/2-1/2"]
[ECO "A69"]
[WhiteElo "1730"]
[BlackElo "1668"]
[PlyCount "37"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Be2 c5 7. d5 e6 8. Nf3 a6 9. a4 exd5 10. cxd5 Re8 11. Nd2 Nbd7 12. 0-0 Rb8 13. a5 b5 14. axb6 Nxb6 15. Bf3 Nfd7 16. Re1 c4 17. Nf1 Nc5 18. Be3 Nd3 19. Re2 1/2-1/2

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.28"]
[Round "6"]
[White "Dijksman, Sebastiaan"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1654"]
[BlackElo "1730"]
[PlyCount "108"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bf4 c6 5. e3 Bb4 6. Qb3 Qa5 7. Rc1 Ne4 8. Nf3 Nd7 9. Bd3 Ndf6 10. 0-0 Nxc3 11. bxc3 Ba3 12. Rb1 dxc4 13. Qxc4 Nd5 14. Rfc1 Bxc1 15. Rxc1 0-0 16. Bg3 Bd7 17. e4 Nb6 18. Qb3 Rac8 19. Qc2 c5 20. Bd6 Ba4 21. Qd2 Rfd8 22. e5 cxd4 23. Bb4 Qd5 24. cxd4 Rxc1+ 25. Qxc1 Qxa2 26. h4 Rc8 27. Qg5 h6 28. Qe7 Bc6 29. Bc5 Nd5 30. Qd6 Qa5 31. Ba3 Rd8 32. Qc5 Qxc5 33. Bxc5 b6 34. Bd6 Nf4 35. Ba6 b5 36. Bc5 Rd7 37. Kf1 Nd3 38. Bd6 f6 39. Bc8 Rd8 40. Bxe6+ Kh8 41. Be7 Nf4 42. Bf5 Bxf3 43. Bxd8 Bxg2+ 44. Kg1 fxe5 45. dxe5 Bd5 46. Kh2 b4 47. Kg3 Ne2+ 48. Kg4 Nd4 49. Bd3 b3 50. f4 b2 51. Ba5 Be6+ 52. Kg3 Bf5 53. e6 Bxd3 54. e7 Bg6 0-1

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.27"]
[Round "5"]
[White "Boer, Jan"]
[Black "Hong, Jeffrey"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "1730"]
[BlackElo "1119"]
[PlyCount "57"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Nf6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Be2 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Re8 10. Nd2 Nbd7 11. 0-0 a6 12. a4 Nf8 13. Bf3 Bd7 14. Re1 h5 15. h3 Bh6 16. Nc4 b5 17. Nxd6 Re7 18. e5 Ne8 19. Nde4 bxa4 20. d6 Re6 21. Nxc5 Qb6 22. Bxa8 Qxc5+ 23. Be3 Qb4 24. Qd2 Ng7 25. Nd5 Qb8 26. Nc7 Nf5 27. Bf3 Nxe3 28. Qxe3 Qxb2 29. Rab1 1-0

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.27"]
[Round "4"]
[White "De Ruyter, Wim"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1681"]
[BlackElo "1730"]
[PlyCount "78"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 d6 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 Bd7 10. Rb1 Rc8 11. Ne2 Re8 12. c3 a5 13. h4 e5 14. Ng5 f6 15. Qb3+ d5 16. exd5 a4 17. Qc2 fxg5 18. dxc6 Bxc6 19. Bxc6 Rxc6 20. fxg5 Nf5 21. Bf2 Qd7 22. Qxa4 Qxd3 23. Rbe1 c4 24. Qd1 e4 25. Nf4 Qxd1 26. Rxd1 e3 27. Rd7 exf2+ 28. Kxf2 Nd6 29. Kg2 b5 30. Nd5 Kh8 31. Ne7 Ra6 32. Re1 Rf8 33. Re6 Rxa2 34. Rdxd6 Rxb2+ 35. Kh3 Bxc3 36. h5 gxh5 37. Rh6 Kg7 38. g6 Kxh6 39. g4 Rf3+ 0-1

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.26"]
[Round "2"]
[White "Beissel, Daniel"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1611"]
[BlackElo "1730"]
[PlyCount "127"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 d5 3. e3 Bf5 4. Ngf3 e6 5. Be2 h6 6. 0-0 Bd6 7. b3 0-0 8. Bb2 Nbd7 9. c4 c6 10. c5 Bc7 11. b4 Re8 12. a4 Qe7 13. b5 e5 14. Qc1 e4 15. Nh4 Be6 16. g3 Nh7 17. bxc6 bxc6 18. Bc3 Ng5 19. Ng2 Qf6 20. Nf4 Nh3+ 21. Nxh3 Bxh3 22. Re1 Rab8 23. Qc2 Qg5 24. Bf1 Bf5 25. Reb1 h5 26. Bg2 h4 27. Rxb8 Rxb8 28. Nf1 h3 29. Bh1 Nf8 30. Rb1 Ng6 31. Rxb8+ Bxb8 32. Be1 Bd7 33. Qb1 Qd8 34. Qb7 f5 35. Qa6 Qe8 36. Ba5 Nf8 37. Qb7 Ne6 38. Nd2 g5 39. f3 exf3 40. Nxf3 g4 41. Ne1 Ng5 42. Kf2 Ne4+ 43. Bxe4 fxe4 44. Bc7 Qf8+ 45. Ke2 Bxc7 46. Qxc7 Qc8 47. Qxa7 Qe8 48. a5 Bc8 49. a6 Kf8 50. Kf2 Qf7+ 51. Qxf7+ Kxf7 52. a7 Bb7 53. Nc2 Ke6 54. Nb4 Kd7 55. Na6 Kc8 56. Nb8 Ba8 57. Ke1 Kb7 58. Nd7 Kxa7 59. Ne5 Bb7 60. Nxg4 Bc8 61. Ne5 Kb7 62. g4 Kc7 63. Kf2 Be6 64. Kg3 1-0

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.26"]
[Round "3"]
[White "Boer, Jan"]
[Black "Klokgieters, Dick"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1730"]
[BlackElo "1534"]
[PlyCount "29"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 g6 4. Nc3 Bg7 5. Bf4 e6 6. e4 dxe4 7. Nxe4 Ne7 8. Nd6+ Kf8 9. Ng5 Qb6 10. Ngxf7 Bxd4 11. Qf3 Bxb2 12. Rd1 Bc3+ 13. Bd2 Bxd2+ 14. Rxd2 Qb1+ 15. Rd1 1-0

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.25"]
[Round "1"]
[White "Boer, Jan"]
[Black "Bauchmueller, Heinrich"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1730"]
[BlackElo "1447"]
[PlyCount "65"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Bc5 4. Nc3 Nge7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Bb4 8. Qd3 d6 9. exd6 cxd6 10. Nd2 Bf5 11. e4 Be6 12. a3 Ba5 13. b4 Bc7 14. Nb5 Ne5 15. Qc3 N7c6 16. Nxc7+ Qxc7 17. b5 Qa5 18. Qb2 Ne7 19. Bxe5 dxe5 20. Qxe5 Ng6 21. Qb2 Rd8 22. Rd1 0-0 23. Bd3 Nf4 24. 0-0 Nxd3 25. cxd3 Rxd3 26. Nf3 Rxa3 27. Qf6 Kh7 28. Nd4 Qd8 29. Qe5 Qb6 30. Nxe6 Qxe6 31. Qc5 Rc8 32. Qxa3 Qb6 33. Qd3 1-0

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2012.04.07"]
[Round "2"]
[White "Boer, Jan"]
[Black "Van Heusden, David"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1722"]
[BlackElo "1613"]
[PlyCount "55"]
[EventDate "2012.04.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 g6 6. Qb3 Bb7 7. Nc3 Bg7 8. Nf3 d6 9. a4 Nbd7 10. a5 c4 11. Qxc4 Rc8 12. Qb3 Nc5 13. Qa2 0-0 14. Nd2 Qd7 15. e4 Rfe8 16. Be2 e6 17. dxe6 Nxe6 18. 0-0 Nd4 19. Bd3 Qg4 20. f3 Qh4 21. Nc4 Nh5 22. Nxd6 Be5 23. Qxf7+ Kh8 24. f4 Bxd6 25. Qxb7 Nb3 26. Be3 Nxa1 27. Bd4+ Kg8 28. Qd5+ 1-0

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.15"]
[Round "9"]
[White "Boer, Jan"]
[Black "Altinok, Selim Eyup"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "1731"]
[BlackElo "1973"]
[PlyCount "35"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 d5 5. Bg2 c6 6. Qb3 Bd6 7. Nf3 Nbd7 8. 0-0 0-0 9. Bg5 Qe8 10. Bd2 Ne4 11. cxd5 Nxc3 12. dxe6 Nxe2+ 13. Kh1 Nb6 14. Rfe1 Bxe6 15. Qd1 Bc4 16. Bf1 Nxg3+ 17. fxg3 Qf7 18. Bg2 1/2-1/2

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.14"]
[Round "8"]
[White "Lapadatu, Teodor"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1926"]
[BlackElo "1731"]
[PlyCount "23"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. d4 Bf5 5. 0-0 e6 6. c3 h6 7. Nbd2 Bd6 8. Re1 0-0 9. Nh4 Bh7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 1/2-1/2

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.13"]
[Round "7"]
[White "Boer, Jan"]
[Black "Delaney, Michael"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1731"]
[PlyCount "34"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Ng6 6. Be3 Bb4+ 7. Nd2 Qe7 8. Qc2 f5 9. Bd3 0-0 10. Ne2 fxe4 11. Bxe4 Nxf4 12. Nxf4 Bxd2+ 13. Bxd2 Re8 14. 0-0 Qxe4 15. Qc3 Qe7 16. Nd5 Qd8 17. Qg3 Na6 1-0

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.11"]
[Round "6"]
[White "Gundogmus, Alaetin"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "A02"]
[BlackElo "1731"]
[PlyCount "58"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. f4 e5 2. Nf3 e4 3. Ng5 d5 4. g3 h6 5. Nh3 Bc5 6. e3 Nf6 7. Nf2 b6 8. b3 Bb7 9. Bb2 d4 10. exd4 Bxd4 11. Bxd4 Qxd4 12. Nc3 e3 13. Bb5+ Nbd7 14. dxe3 Qxc3+ 15. Kf1 Bxh1 16. Nxh1 Rd8 17. Nf2 0-0 18. Bd3 Nc5 19. Qe2 Qxa1+ 20. Kg2 Nxd3 21. cxd3 Qc3 22. h3 c5 23. Qf3 Rd7 24. e4 Rfd8 25. e5 Rxd3 26. Nxd3 Rxd3 27. Qa8+ Kh7 28. exf6 Rd2+ 29. Kg1 Qc1# 0-1

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.10"]
[Round "5"]
[White "Boer, Jan"]
[Black "Heinich, Manfred"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1731"]
[BlackElo "2079"]
[PlyCount "21"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c3 Be7 10. Qa4 0-0 11. Bd3 0-1

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.09"]
[Round "4"]
[White "Ntovas, Dimitrios"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1521"]
[BlackElo "1731"]
[PlyCount "120"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c3 Bf5 4. Bf4 Qb6 5. Qb3 Nd7 6. Nbd2 Ngf6 7. h3 e6 8. e3 Be7 9. Be2 0-0 10. 0-0 h6 11. Bd1 c5 12. Bc2 Bxc2 13. Qxc2 cxd4 14. exd4 Rac8 15. Rfe1 Rfe8 16. a3 a5 17. Rab1 g5 18. Bh2 Nh7 19. Qd1 Nhf8 20. Ne5 Bf6 21. Ndf3 Bg7 22. Nxd7 Nxd7 23. Ne5 Nf6 24. f3 Nh7 25. f4 f6 26. Nd7 Qc6 27. Nc5 e5 28. fxe5 fxe5 29. Qb3 b6 30. Ne4 exd4 31. Nd6 Rxe1+ 32. Rxe1 Rd8 33. Ne4 Re8 34. Bg3 Kh8 35. Nd2 Rxe1+ 36. Bxe1 dxc3 37. bxc3 Bxc3 38. Kh1 Nf6 39. Qc2 d4 40. Bf2 Qd5 41. Qd3 Bxd2 42. Qxd2 d3 43. Bxb6 Ne4 44. Qxa5 Nf6 45. Qxd5 Nxd5 46. Ba5 Ne3 47. a4 Nc4 48. Bc3+ Kg8 49. Kg1 Kf7 50. Kf2 Ke6 51. a5 Kd5 52. Kf3 h5 53. a6 Kc6 54. Ke4 d2 55. Bxd2 Nxd2+ 56. Kf5 g4 57. hxg4 hxg4 58. Kxg4 Ne4 59. g3 Nxg3 60. Kxg3 Kb6 1/2-1/2

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.08"]
[Round "3"]
[White "Boer, Jan"]
[Black "Engl, Heinz"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1731"]
[BlackElo "2068"]
[PlyCount "92"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. e3 Nf6 5. Nc3 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. dxc5 Bxc5 9. 0-0 0-0 10. a3 Bg4 11. b4 Bb6 12. Bb2 Re8 13. h3 Bh5 14. Na4 Bc7 15. Nc5 Ne5 16. Be2 Nxf3+ 17. Bxf3 Bxf3 18. Qxf3 Qd6 19. g3 b6 20. Nb3 Ne4 21. Rad1 Rad8 22. Nd4 Qd7 23. Nf5 Be5 24. Bxe5 Rxe5 25. g4 h5 26. Qf4 Rde8 27. f3 Nc3 28. Rde1 hxg4 29. hxg4 f6 30. Rf2 Nb5 31. a4 Nc7 32. a5 bxa5 33. bxa5 Rb8 34. Rh2 Ne6 35. Qg3 Kf7 36. f4 Re4 37. Qh4 Rg8 38. Qh7 Rf8 39. Nh6+ Ke8 40. Qg6+ Kd8 41. Nf5 Nxf4 42. Qxg7 Qxg7 43. Nxg7 Rg8 44. Rh7 Nd3 45. Rb1 Rxg4+ 46. Kh2 R8xg7 0-1

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.07"]
[Round "2"]
[White "Sarantidis, Gavriil"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "1731"]
[PlyCount "30"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. Bg5 Bb4 7. Qd2 Nxe4 8. Bxd8 Nxd2 9. Nxc6 bxc6 10. Bg5 Nxf1 11. 0-0-0 Ba6 12. a3 Bxc3 13. bxc3 Rb8 14. a4 f6 15. h4 fxg5 0-1

[Event "IBCA EU-ch blind 05th"]
[Site "Rhodes"]
[Date "2011.09.06"]
[Round "1"]
[White "Boer, Jan"]
[Black "Mackowiak, Marek"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1731"]
[BlackElo "2206"]
[PlyCount "34"]
[EventDate "2011.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Qa5 7. Bd3 dxc4 8. Bxc4 Bb4 9. Bxf6 Bxc3+ 10. Nd2 Bxd2+ 11. Qxd2 Qxd2+ 12. Kxd2 gxf6 13. e4 b6 14. Rac1 Bb7 15. Rhg1 Nd7 16. g4 Ke7 17. Ke3 c5 0-1

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.13"]
[Round "6"]
[White "Boer, Jan"]
[Black "Veelenturf, Wim"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1729"]
[BlackElo "1697"]
[PlyCount "51"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. d5 g6 4. b3 Bg7 5. Bb2 Nf6 6. Nd2 0-0 7. e3 Nbd7 8. Bd3 Re8 9. e4 Nc5 10. Bc2 Bh6 11. f3 a5 12. a3 Bd7 13. b4 axb4 14. axb4 Rxa1 15. Bxa1 Na6 16. Bc3 Nh5 17. Ne2 Qh4+ 18. g3 Qh3 19. g4 Qh4+ 20. Kf1 Be3 21. Kg2 Bxg4 22. fxg4 Qxg4+ 23. Ng3 Nf4+ 24. Kf1 Qh3+ 25. Ke1 Qg2 26. Rf1 1/2-1/2

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.13"]
[Round "7"]
[White "Roesler, Manfred"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1599"]
[BlackElo "1729"]
[PlyCount "61"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. e3 Nf6 4. c4 e6 5. cxd5 exd5 6. Nc3 Bb4 7. Bd3 0-0 8. 0-0 Re8 9. Qc2 Nbd7 10. a3 Ba5 11. b4 Bc7 12. Bb2 Nb6 13. Rae1 Nc4 14. Bc1 b5 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Re6 18. Bxh7+ Kh8 19. Rxe6 Bxe6 20. Be4 Qd6 21. g3 Qd7 22. Ng5 g6 23. Qc3 Bd5 24. Qf3 f5 25. Bxd5 Qxd5 26. Qxd5 cxd5 27. Re1 Bb6 28. Nh3 Rd8 29. Nf4 Rd6 30. Re8+ Kg7 31. Ne2 0-1

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.12"]
[Round "4"]
[White "Boer, Jan"]
[Black "Snoeks, Pieter Jan"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "1729"]
[BlackElo "1530"]
[PlyCount "42"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 e5 6. d5 0-0 7. fxe5 Ng4 8. e6 h5 9. Be2 Bxc3+ 10. bxc3 Qf6 11. Bxg4 hxg4 12. Bh6 Qh4+ 13. g3 Qxh6 14. Qxg4 fxe6 15. Qe2 exd5 16. cxd5 Na6 17. Nf3 Bg4 18. 0-0 Qh5 19. Qb2 Bxf3 20. Qxb7 Rab8 21. Qxa6 Rb2 0-1

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.12"]
[Round "5"]
[White "Thingstad, Tormod"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "997"]
[BlackElo "1729"]
[PlyCount "153"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 c6 4. Nf3 d5 5. cxd5 exd5 6. d4 Bf5 7. Bg2 Na6 8. a3 Bd6 9. 0-0 0-0 10. Bg5 Re8 11. Re1 Nc7 12. e3 Ne6 13. Bxf6 Qxf6 14. Nh4 Bg6 15. Nxg6 Qxg6 16. b4 Rac8 17. f4 Qf6 18. Qd3 Nf8 19. Rac1 Re7 20. e4 dxe4 21. Nxe4 Qf5 22. Qf3 Bb8 23. Re2 Rd8 24. Rd1 Red7 25. Qf2 Ne6 26. Red2 Bc7 27. Nc5 Nxc5 28. dxc5 Rxd2 29. Rxd2 Qb1+ 30. Bf1 b6 31. Rxd8+ Bxd8 32. Qe3 Kf8 33. Kf2 Qc2+ 34. Kf3 bxc5 35. Bd3 Qc3 36. Be4 Qxe3+ 37. Kxe3 cxb4 38. axb4 Be7 39. Bxc6 Bxb4 40. Kd4 Ke7 41. Kd5 f5 42. h3 h5 43. Ke5 g6 44. Bf3 Bd6+ 45. Kd5 a5 46. Bd1 h4 47. g4 Bxf4 48. gxf5 gxf5 49. Bc2 Kf6 50. Ba4 Kg5 51. Ke6 Bd2 52. Bd1 f4 53. Ke5 Bc3+ 54. Ke4 Bd2 55. Bc2 Be1 56. Bd1 Bg3 57. Bc2 Kf6 58. Bd1 Ke6 59. Kd4 Kd6 60. Kc4 Ke5 61. Kd3 Kd5 62. Bb3+ Kc5 63. Bd1 Kb4 64. Kc2 Kc4 65. Be2+ Kd4 66. Kd2 a4 67. Bd1 a3 68. Bb3 f3 69. Bf7 f2 70. Ke2 Kc3 71. Be6 Kb2 72. Bd5 a2 73. Bxa2 Kxa2 74. Kf1 Kb2 75. Ke2 Kc2 76. Kf1 Kd2 77. Kg2 0-1

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.11"]
[Round "2"]
[White "Boer, Jan"]
[Black "Tangelder, Yonne"]
[Result "0-1"]
[ECO "D82"]
[WhiteElo "1729"]
[BlackElo "1595"]
[PlyCount "84"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Be5 dxc4 6. e4 Nc6 7. Nf3 Bg4 8. Bxc4 0-0 9. Be2 Nxe5 10. Nxe5 Bxe2 11. Kxe2 Nd7 12. Nf3 c5 13. d5 Qb6 14. Qc2 f5 15. Ng5 Bh6 16. Ne6 Rf7 17. Rhe1 fxe4 18. Nxe4 Qb5+ 19. Kd1 Rc8 20. d6 c4 21. dxe7 Qd5+ 22. Nd2 Rxe7 23. Qc3 Rxe6 24. Rxe6 Qxe6 25. Nf3 Re8 26. Nd4 Qd5 27. Kc2 Bg7 28. Rd1 Qe4+ 29. Kc1 Bh6+ 30. Rd2 Bxd2+ 31. Qxd2 Qe1+ 32. Kc2 Qxd2+ 33. Kxd2 a6 34. a4 Nc5 35. Kc3 Nxa4+ 36. Kxc4 Nxb2+ 37. Kb3 Re4 38. Nc2 Nd1 39. f3 Re2 40. g4 Rxh2 41. Nd4 Rb2+ 42. Ka3 Rd2 0-1

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.11"]
[Round "3"]
[White "Tamminga, Meile"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1605"]
[BlackElo "1729"]
[PlyCount "64"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 d6 5. d3 g6 6. Bg5 Bg7 7. Qd2 h6 8. Be3 Ng4 9. Nf3 Qa5 10. 0-0 Nxe3 11. fxe3 0-0 12. a3 Rd8 13. Rab1 e6 14. Qf2 Bxc3 15. bxc3 Qxc3 16. Nd4 Rf8 17. Nb5 Qe5 18. d4 cxd4 19. exd4 Qg7 20. c3 Rd8 21. a4 a6 22. Na3 Rb8 23. Nc4 b5 24. axb5 axb5 25. e5 d5 26. Nd6 Rf8 27. Qf6 b4 28. cxb4 Rxb4 29. Rxb4 Nxb4 30. Qxg7+ Kxg7 31. Rb1 Nc6 32. Rb6 Nxd4 0-1

[Event "Maastricht Limburg op-C 5th"]
[Site "Maastricht"]
[Date "2011.06.10"]
[Round "1"]
[White "Gundogmus, Alaetin"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1552"]
[BlackElo "1729"]
[PlyCount "44"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. e3 exd4 5. exd4 g6 6. cxd5 cxd5 7. Bb5+ Nc6 8. Nf3 Bg7 9. Be3 Nge7 10. 0-0 0-0 11. Re1 Bg4 12. Be2 Nf5 13. Bg5 Qd6 14. Qb3 h6 15. Bd2 Nfxd4 16. Qxd5 Qxd5 17. Nxd5 Nc2 18. Bc3 Nxa1 19. Nf6+ Bxf6 20. Bxf6 Nc2 21. Rc1 N2b4 22. a3 Nd5 0-1

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.09.04"]
[Round "9.52"]
[White "Boer, Jan"]
[Black "Lucas, Melvyn Andre"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "77"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 c6 6. Bc4 Qa5 7. Bd2 Qb6 8. Nge2 Nbd7 9. e5 Ng4 10. h3 Ngxe5 11. Na4 Qd8 12. dxe5 Nxe5 13. Bb3 Nd3+ 14. Kf1 e5 15. Qc2 e4 16. Be3 Bd6 17. Nc5 Bxc5 18. Bxc5 Qh4 19. Ng1 b6 20. g3 Qf6 21. Be3 Ba6 22. Kg2 0-0 23. h4 c5 24. Bd5 Nb4 25. Qxe4 Rfe8 26. Qf3 Nxd5 27. Qxd5 Rad8 28. Qb3 Rd3 29. Qc2 Bb7+ 30. Kh3 Qf5+ 31. Kh2 Qe4 32. f3 Qxe3 33. Kh3 h5 34. Rd1 Bc8+ 35. Kg2 Rd2+ 36. Qxd2 Qxd2+ 37. Rxd2 Be6 38. Ne2 Bxa2 39. Ra1 1-0

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.09.03"]
[Round "8.49"]
[White "Snoek, Ronnie"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B45"]
[PlyCount "62"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Bb4 7. f3 Qa5 8. Qd2 d5 9. Bd3 dxe4 10. fxe4 Bd7 11. 0-0 Ng4 12. Nxc6 Bxc6 13. Bf4 Qb6+ 14. Kh1 Bc5 15. Nd1 e5 16. Bg3 h5 17. Bc4 f6 18. Qe2 Ke7 19. h3 Rad8 20. Nf2 Ne3 21. Rfe1 Nxc4 22. Qxc4 Bxf2 23. Bxf2 Qxf2 24. Qb4+ Kf7 25. Qc4+ Kg6 26. Rf1 Rd4 27. Qc3 Qh4 28. Rf3 Rxe4 29. Qd3 f5 30. Qd6+ Qf6 31. Rg3+ Kh6 1-0

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.09.02"]
[Round "7.38"]
[White "Boer, Jan"]
[Black "Schellmann, Frank"]
[Result "0-1"]
[ECO "A87"]
[BlackElo "2077"]
[PlyCount "82"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Qe8 8. d5 Na6 9. Nd4 Bd7 10. e4 fxe4 11. Nxe4 Nxe4 12. Bxe4 c6 13. Be3 Nc7 14. Qd2 c5 15. Ne2 b5 16. cxb5 Bf5 17. f3 Qxb5 18. Nc3 Qb4 19. Rab1 Rab8 20. a3 Qb3 21. Rfc1 Bxe4 22. fxe4 Rf3 23. Kg2 Rf7 24. Qc2 Rff8 25. Bg5 Rfe8 26. Bf4 Bd4 27. Na4 Na6 28. Qc4 Rb5 29. Bd2 Rf8 30. Qxb3 Rxb3 31. Bc3 Rf2+ 32. Kh1 Bg7 33. Kg1 Re2 34. Re1 Rxe1+ 35. Bxe1 Nc7 36. Nc3 Bd4+ 37. Kf1 Ne8 38. Ke2 Nf6 39. Kd3 Ng4 40. Kc4 Rb8 41. h3 Ne5# 0-1

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.09.01"]
[Round "6.32"]
[White "Boer, Jan"]
[Black "Kochanov, Andrei"]
[Result "0-1"]
[ECO "E77"]
[BlackElo "2032"]
[PlyCount "64"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Be2 0-0 7. f4 e6 8. Nf3 exd5 9. e5 dxe5 10. fxe5 Ng4 11. Bg5 Qa5 12. Qxd5 Nc6 13. Bd2 Be6 14. Qe4 Bf5 15. Qd5 Rad8 16. Ne4 Qc7 17. Nd6 Ncxe5 18. Nxe5 Rxd6 19. Nxg4 Rxd5 20. cxd5 Bxb2 21. Nh6+ Kg7 22. Nxf5+ gxf5 23. Rb1 Bd4 24. Rb3 f4 25. Rf1 Re8 26. Bxf4 Qe7 27. Rg3+ Kh8 28. Be3 Bxe3 29. Rgf3 Bd4 30. Kd1 Qxe2+ 31. Kc1 Qb2+ 32. Kd1 Re2 0-1

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.08.30"]
[Round "5.41"]
[White "Berggren, Marcus"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1937"]
[PlyCount "54"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. f4 e6 3. Nc3 Nc6 4. Nf3 d5 5. Bb5 Nge7 6. Qe2 d4 7. Nb1 a6 8. Bxc6+ Nxc6 9. d3 Be7 10. 0-0 0-0 11. Kh1 f5 12. c3 b5 13. a4 Bb7 14. axb5 axb5 15. Rxa8 Bxa8 16. exf5 exf5 17. Qe6+ Kh8 18. cxd4 Nxd4 19. Nxd4 cxd4 20. Re1 Bf6 21. Na3 Bd5 22. Qe2 b4 23. Nc4 Bh4 24. Ne5 Bxe1 25. Qxe1 Qa8 26. Qg1 Rc8 27. h4 Rc2 0-1

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.08.29"]
[Round "4.44"]
[White "Boer, Jan"]
[Black "Berggren, Patrik"]
[Result "1/2-1/2"]
[ECO "E15"]
[BlackElo "1924"]
[PlyCount "90"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 c5 6. Bg2 Nc6 7. Ne5 Qc8 8. Nxc6 dxc6 9. Qa4 Bb7 10. dxc5 Bxc5 11. 0-0 0-0 12. Bf4 a6 13. Nc3 Be7 14. Rad1 c5 15. Bxb7 Qxb7 16. Rd3 b5 17. cxb5 axb5 18. Qxb5 Qxb5 19. Nxb5 Rxa2 20. Rb1 Nd5 21. Bd6 Bxd6 22. Nxd6 Rb8 23. e4 Nf6 24. Rc3 Nd7 25. Nc4 Kf8 26. Kf1 Ke7 27. Ke1 Rb4 28. Kd2 Nf6 29. f3 Nd7 30. Kc2 Ra7 31. Rd1 f6 32. Nd6 Ra2 33. Nc4 Nb6 34. Kb1 Ra6 35. Rdc1 Nxc4 36. Rxc4 Rxc4 37. Rxc4 Kd6 38. b3 h5 39. Kb2 Ra8 40. h3 Rb8 41. Kc3 Ra8 42. Ra4 Rc8 43. Kc4 Rc7 44. Ra6+ Ke5 45. Ra5 Kd6 1/2-1/2

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.08.28"]
[Round "3.59"]
[White "Boer, Jan"]
[Black "Ozceyhan, Kemal"]
[Result "1-0"]
[ECO "E77"]
[PlyCount "69"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Be2 e5 7. Be3 Nc6 8. d5 Ne7 9. fxe5 dxe5 10. Nf3 Nd7 11. 0-0 f5 12. Ng5 Nf6 13. exf5 gxf5 14. Bc5 Qe8 15. Nb5 Qd8 16. Ne6 Bxe6 17. dxe6 Qe8 18. Nxc7 Qc8 19. Bxe7 Qxc7 20. Bxf8 Rxf8 21. Rxf5 Qb6+ 22. Kh1 Qxe6 23. Qf1 e4 24. c5 Qc6 25. Bb5 Qc7 26. Re1 Qe7 27. Bc4+ Kh8 28. Qf4 h6 29. g4 Nd7 30. Rxe4 Rxf5 31. Qxf5 Qd8 32. Qd5 Bxb2 33. Re7 Qf8 34. Rxd7 Qe8 35. Rd8 1-0

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.08.27"]
[Round "2.42"]
[White "Rosikhin, Igor"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2048"]
[PlyCount "91"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 a6 6. Bxc6+ bxc6 7. 0-0 d4 8. Ne2 Qb6 9. d3 Nf6 10. Ne5 Be7 11. Qe1 a5 12. Nc4 Qa7 13. a4 0-0 14. Bd2 Bd8 15. Nc1 Ba6 16. Nxa5 Bxa5 17. Bxa5 Bxd3 18. cxd3 Qxa5 19. Qxa5 Rxa5 20. Nb3 Ra7 21. Nxc5 Rb8 22. Rf2 Kf8 23. Rc1 Ke7 24. e5 Nd5 25. Re2 Ne3 26. Kf2 Ra5 27. Kf3 f6 28. Ke4 Rb4 29. h3 f5+ 30. Kf3 Nd5 31. Rcc2 Ne3 32. Rxe3 dxe3 33. Kxe3 Rxb2 34. Rxb2 Rxc5 35. Kd2 h6 36. Rb4 Ra5 37. Kc3 c5 38. Rb7+ Kf8 39. Kb3 g5 40. g3 Ra6 41. Rb5 Rc6 42. Kc4 gxf4 43. gxf4 Rc7 44. a5 h5 45. a6 Ra7 46. Rb8+ 1-0

[Event "IBCA Wch blind 12th"]
[Site "Belgrade"]
[Date "2010.08.26"]
[Round "1.31"]
[White "Konev, Viktor Dmitrievich"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2120"]
[PlyCount "95"]
[EventDate "2010.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 Qa5 9. Bd3 d5 10. Bd2 Qb6 11. 0-0 0-0 12. exd5 exd5 13. Bg5 Ne7 14. Qf3 Bg4 15. Qf4 d4 16. Ne4 Qe6 17. Bxf6 Ng6 18. Qg5 h6 19. Qd2 Bf5 20. Bxd4 Bxe4 21. Rae1 f5 22. f3 Qd5 23. Bxe4 fxe4 24. Rxe4 Rad8 25. Qe3 Rf4 26. Rxf4 Nxf4 27. Qxf4 Qxd4+ 28. Qxd4 Rxd4 29. g3 Rd2 30. Rf2 Rd1+ 31. Kg2 Kf7 32. a4 a6 33. f4 b5 34. axb5 axb5 35. Re2 Kf6 36. Kf3 g5 37. c3 Rd5 38. Re5 Rd3+ 39. Ke2 gxf4 40. Kxd3 Kxe5 41. g4 f3 42. Ke3 f2 43. Kxf2 Kf4 44. h3 Ke4 45. h4 Kf4 46. g5 hxg5 47. hxg5 Kxg5 48. Ke3 1-0

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.24"]
[Round "6"]
[White "Boer, Jan"]
[Black "Ucaroglu Melih, Furkan"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1689"]
[BlackElo "1414"]
[PlyCount "63"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 6. Ne5 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 0-0 9. 0-0 Ne4 10. Qc2 f6 11. Ng4 Nd7 12. Ne3 f5 13. f3 Nef6 14. Nc3 c6 15. Rad1 Rc8 16. Rfe1 Qe8 17. Qa4 a6 18. Qb3 Qg6 19. Nf1 h5 20. e4 dxe4 21. fxe4 Ng4 22. h3 Nh6 23. exf5 Qxf5 24. c5 Rce8 25. Ne4 Nf7 26. Ne3 Qg6 27. Nc4 b5 28. Ncd6 Rb8 29. Nxf7 Qxf7 30. Nd6 Qf2+ 31. Kh1 Nf6 32. Rf1 1-0

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.24"]
[Round "7"]
[White "Lennartz, Ludwig"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "A59"]
[WhiteElo "1614"]
[BlackElo "1689"]
[PlyCount "40"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. Nf3 Bg7 10. h3 0-0 11. Kg1 Nbd7 12. Kh2 Qb6 13. Re1 c4 14. Re2 Nc5 15. Be3 Nfd7 16. Bd4 Bxd4 17. Qxd4 Qa6 18. Nd2 Nb3 19. Nxb3 cxb3 20. Ree1 Qb7 1/2-1/2

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.23"]
[Round "4"]
[White "Boer, Jan"]
[Black "Brone, Steven"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "1689"]
[BlackElo "1463"]
[PlyCount "63"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 c5 5. Bf4 a6 6. a4 Bf5 7. dxc5 Qxd1+ 8. Rxd1 e6 9. Bd6 Nc6 10. e3 Be7 11. Bxc4 0-0 12. 0-0 Rac8 13. Rd2 Rfd8 14. Rfd1 Rd7 15. Kf1 Kf8 16. Ke2 Ke8 17. h3 h6 18. g4 Nxg4 19. hxg4 Bxg4 20. Ne4 Bd8 21. Bg3 Rxd2+ 22. Rxd2 Be7 23. Nd6+ Bxd6 24. Rxd6 Ke7 25. e4 g5 26. Ke3 Na5 27. Ne5 Nxc4+ 28. Nxc4 Rxc5 29. Kd4 Rc8 30. Rb6 Be2 31. Rxb7+ Ke8 32. Nd6+ 1-0

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.23"]
[Round "5"]
[White "Van der Heijden, Arnold"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1618"]
[BlackElo "1689"]
[PlyCount "51"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Bb4 7. f3 Qa5 8. Qd3 Ne5 9. Qd2 d5 10. Bb5+ Bd7 11. Bxd7+ Nexd7 12. Nb3 Qc7 13. exd5 Nxd5 14. 0-0-0 Bxc3 15. bxc3 Nxc3 16. Qd6 Qc8 17. Bg5 Nf6 18. Rd3 Ncd5 19. Rhd1 h6 20. Bh4 g5 21. Bg3 Qd7 22. Nc5 Qxd6 23. Bxd6 0-0-0 24. Be5 b6 25. Nb3 Kb7 26. Bxf6 1-0

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.22"]
[Round "2"]
[White "Boer, Jan"]
[Black "Van Broekhoven, Stefan"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1689"]
[BlackElo "1309"]
[PlyCount "79"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 c5 2. d5 b6 3. c4 Bb7 4. Nc3 g6 5. e4 Bg7 6. Bd2 Na6 7. Be2 Bd4 8. Nf3 e5 9. dxe6 dxe6 10. Qa4+ Qd7 11. Nb5 Ne7 12. Nd6+ Kd8 13. Nxf7+ Kc7 14. Qxd7+ Kxd7 15. Nxh8 Bxh8 16. e5 Nc6 17. Bc3 Rd8 18. 0-0-0+ Kc8 19. Rxd8+ Kxd8 20. Ng5 Ke7 21. Bf3 Nab4 22. Kb1 Nd3 23. Rd1 Ndxe5 24. Bxc6 Bxc6 25. f4 Bf6 26. Nxh7 Ng4 27. Bxf6+ Nxf6 28. Nxf6 Kxf6 29. g4 Ke7 30. Kc2 a6 31. Kd3 Kf6 32. Re1 b5 33. Re5 Ke7 34. Rxc5 Kd6 35. Kd4 Bd7 36. cxb5 axb5 37. h4 Be8 38. h5 gxh5 39. gxh5 b4 40. Rg5 1-0

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.22"]
[Round "3"]
[White "Hinzen, Jack"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1489"]
[BlackElo "1689"]
[PlyCount "49"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. a3 Nc6 4. Nc3 Nf6 5. d3 Be7 6. Nge2 d5 7. exd5 exd5 8. Ba2 0-0 9. 0-0 Bf5 10. Ng3 Bg6 11. f4 h6 12. Bd2 c4 13. f5 Bh7 14. dxc4 dxc4 15. Kh1 Qb6 16. Qc1 Ng4 17. Nge4 Nd4 18. h3 Ne5 19. f6 gxf6 20. Bxh6 Rfd8 21. Be3 Qc6 22. Ng3 Nxc2 23. Bb1 Nxa1 24. Bxh7+ Kxh7 25. Qxa1 1/2-1/2

[Event "Maastricht Limburg op-C 4th"]
[Site "Maastricht"]
[Date "2010.05.21"]
[Round "1"]
[White "Fortenbacher, Florian"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1431"]
[BlackElo "1689"]
[PlyCount "87"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Bb4 7. Nxc6 bxc6 8. e5 Qa5 9. exf6 Bxc3+ 10. bxc3 Qxg5 11. fxg7 Qe5+ 12. Be2 Qxc3+ 13. Kf1 Rg8 14. g3 Bb7 15. Bf3 d5 16. Kg2 Rxg7 17. Rb1 Rb8 18. Re1 Kd7 19. Rb3 Qc5 20. Qa1 Rgg8 21. Qf6 Qe7 22. Qd4 c5 23. Qa4+ Kd6 24. Qxa7 Qc7 25. Rb6+ Kd7 26. Reb1 Kc8 27. a4 Rd8 28. a5 Ra8 29. Qxb7+ Qxb7 30. Rxb7 Rd7 31. Rxd7 Kxd7 32. Rb7+ Ke8 33. Bh5 Rxa5 34. Rxf7 Kd8 35. Rxh7 Ra2 36. Bg4 Rxc2 37. Bxe6 d4 38. h4 Ke8 39. h5 d3 40. Bf5 c4 41. Rc7 Rc3 42. h6 d2 43. h7 Kd8 44. Rd7+ 1-0

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.23"]
[Round "9.29"]
[White "Boer, Jan"]
[Black "Muri, Emil"]
[Result "0-1"]
[ECO "E92"]
[BlackElo "2028"]
[PlyCount "58"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0-0 c6 11. Rd6 Nfd7 12. Rhd1 f6 13. Be3 Bf8 14. R6d2 Bc5 15. Bxc5 Nxc5 16. Rd8 Kf8 17. R1d6 Ncd7 18. Rxe8+ Kxe8 19. b4 Ke7 20. c5 Nf8 21. Nd2 Bd7 22. f3 Ne6 23. Bc4 Nc7 24. h4 h6 25. g3 b6 26. Ne2 Nba6 27. Bxa6 Nxa6 28. a3 bxc5 29. bxc5 Nxc5 0-1

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.22"]
[Round "8.36"]
[White "Spychala, Jozefa"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "A43"]
[PlyCount "72"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 e6 6. Nf3 exd5 7. cxd5 Bg4 8. h3 Bxf3 9. Qxf3 Nf6 10. Bg5 a6 11. Rc1 Nbd7 12. Bxf6 Bxf6 13. Be2 Ne5 14. Qg3 0-0 15. 0-0 Bh4 16. Qh2 Qb6 17. b3 f5 18. f4 c4+ 19. Kh1 Nd3 20. Bxd3 cxd3 21. g3 Bf6 22. exf5 Bxc3 23. Rxc3 Qd4 24. fxg6 Qxc3 25. gxh7+ Kxh7 26. Qg2 Rae8 27. Qf3 Re7 28. Qh5+ Kg8 29. Qg6+ Rg7 30. Qe6+ Kh8 31. Qh6+ Kg8 32. Qe6+ Kh7 33. Qe4+ Rg6 34. h4 Kh6 35. f5 d2 36. Kg2 Qxg3+ 0-1

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.21"]
[Round "7.31"]
[White "Garcia Magadan, Ramon"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1994"]
[PlyCount "91"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bf4 e6 12. 0-0-0 Nd5 13. Bd2 N7f6 14. c4 Nb6 15. Kb1 Be7 16. Ba5 Qb8 17. Qb3 Nbd7 18. Bb4 Bd6 19. d5 0-0 20. dxe6 Bxb4 21. exf7+ Rxf7 22. Qxb4 c5 23. Qd2 Qc7 24. Rhe1 Rd8 25. Ne5 Rff8 26. Nxd7 Rxd7 27. Qc2 Rxd1+ 28. Rxd1 Ng4 29. Qg6 Nxf2 30. Rf1 Rf6 31. Qe8+ Rf8 32. Qe6+ Qf7 33. Qe2 Qf4 34. Qe6+ Kh7 35. Ne4 Qh4 36. g4 Nxe4 37. Qxe4+ Kg8 38. Qe6+ Kh7 39. Rxf8 Qh1+ 40. Kc2 Qg2+ 41. Kd1 Qg1+ 42. Ke2 Qg2+ 43. Rf2 Qg3 44. Qe4+ Kg8 45. Qd5+ Kh7 46. Qd3+ 1-0

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.19"]
[Round "6.36"]
[White "Boer, Jan"]
[Black "Koumtzis, Argirios"]
[Result "1-0"]
[ECO "D21"]
[PlyCount "121"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Bg4 4. Ne5 Bf5 5. Nc3 Nf6 6. Qa4+ Nbd7 7. Qb5 Rb8 8. Nxf7 Kxf7 9. Qxf5 Nb6 10. e3 e6 11. Qc2 c5 12. dxc5 Bxc5 13. a3 Rc8 14. Be2 Rf8 15. 0-0 Kg8 16. Ne4 Nxe4 17. Qxe4 Qe7 18. Bd2 Rf6 19. Ba5 Na4 20. Bxc4 Nxb2 21. Bc3 Nxc4 22. Bxf6 Nd2 23. Bxe7 Nxe4 24. Rfc1 Kf7 25. Bxc5 Nxc5 26. Rc4 b6 27. Rac1 Rd8 28. Rd4 Rg8 29. a4 Kf6 30. Rdc4 Rd8 31. Rb1 Nb3 32. Rc7 Nd2 33. Rd1 Nf3+ 34. gxf3 Rxd1+ 35. Kg2 a5 36. Rb7 Rb1 37. h4 h5 38. e4 e5 39. Kg3 Rg1+ 40. Kh2 Rb1 41. Kg2 Rb4 42. Kf1 Rb2 43. Kg2 g5 44. hxg5+ Kxg5 45. Rg7+ Kh4 46. Rg6 Rb4 47. Re6 Rxa4 48. Rxb6 Ra1 49. Rb5 a4 50. Rxe5 a3 51. Ra5 Ra2 52. Re5 Ra1 53. f4 Kg4 54. f5 h4 55. f6 h3+ 56. Kh2 Ra2 57. Rf5 Re2 58. f7 a2 59. f8Q a1Q 60. Qg8+ Kh4 61. Qg3# 1-0

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.18"]
[Round "5.30"]
[White "Demirel, Ismail"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "85"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 c5 4. c3 Nc6 5. Be3 Qb6 6. Qb3 cxd4 7. Nxd4 Nxd4 8. Qxb6 axb6 9. cxd4 Ra4 10. e5 d6 11. Bb5+ Bd7 12. Bxa4 Bxa4 13. Nc3 Bc2 14. 0-0 dxe5 15. dxe5 Bxe5 16. Bxb6 Nh6 17. Rfe1 Bd6 18. Nb5 Bb4 19. Nc7+ Kf8 20. Rec1 Bf5 21. Be3 Kg7 22. Rc4 Rc8 23. Rac1 Bd6 24. Ne6+ Bxe6 25. Rxc8 Bxc8 26. Rxc8 Ng4 27. Bd4+ e5 28. Bc5 Bxc5 29. Rxc5 Kf6 30. h3 Nh6 31. Rb5 Nf5 32. Rxb7 Nd6 33. Rb6 Ke7 34. b3 Nc8 35. Rb7+ Ke6 36. a4 h5 37. g4 hxg4 38. hxg4 f5 39. gxf5+ gxf5 40. a5 Kd6 41. a6 Kc6 42. b4 Nd6 43. b5+ 1-0

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.17"]
[Round "4.25"]
[White "Boer, Jan"]
[Black "Lilley, Graham"]
[Result "0-1"]
[ECO "E73"]
[BlackElo "2155"]
[PlyCount "92"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 0-0 7. Be3 e6 8. Qd2 exd5 9. cxd5 Re8 10. f3 a6 11. a4 Nbd7 12. Nh3 Rb8 13. a5 b5 14. axb6 Qxb6 15. Rb1 Qb4 16. 0-0 Ne5 17. Nf2 Nc4 18. Bxc4 Qxc4 19. Rfc1 Qb3 20. Qc2 Qxc2 21. Rxc2 Bd7 22. Bf4 Rb6 23. Nfd1 Nh5 24. Bc1 f5 25. Re2 fxe4 26. Rxe4 Nf6 27. Rxe8+ Nxe8 28. Ra1 Nc7 29. Kf2 Bd4+ 30. Be3 Bxc3 31. bxc3 Nxd5 32. c4 Nxe3 33. Kxe3 Be6 34. Ra4 Kf7 35. g4 Ke7 36. h4 Rb3+ 37. Ke4 Rb4 38. Rxa6 Rxc4+ 39. Kd3 Rd4+ 40. Kc2 h5 41. Ra7+ Kf6 42. g5+ Kf5 43. Ra8 Rxh4 44. Ne3+ Kxg5 45. Rf8 Rf4 46. Re8 Bf5+ 0-1

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.16"]
[Round "3.36"]
[White "Papadopoulos, Christos"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "42"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 g5 16. Bxg5 Qf5 17. Bxd5 cxd5 18. Be7 Qxe4 19. Bxd6 Bh3 20. f3 Qe3+ 21. Kh1 Qf2 0-1

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.15"]
[Round "2.28"]
[White "Boer, Jan"]
[Black "Ilic, Andreas"]
[Result "0-1"]
[ECO "A02"]
[BlackElo "2000"]
[PlyCount "58"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. b3 d6 2. f4 Nf6 3. Bb2 Nc6 4. d4 Bf5 5. a3 e6 6. Nd2 e5 7. fxe5 dxe5 8. dxe5 Ng4 9. e4 Ne3 10. Qc1 Bg6 11. Ngf3 a5 12. Nc4 Nxf1 13. Rxf1 Bc5 14. Qf4 Qe7 15. Ne3 Bxe3 16. Qxe3 0-0 17. 0-0-0 a4 18. Rfe1 axb3 19. Qxb3 Na5 20. Qc3 b5 21. Qb4 c5 22. Qxb5 Rfb8 23. Qd7 Qf8 24. e6 fxe6 25. Qxe6+ Bf7 26. Qd6 Nc4 27. Qxf8+ Kxf8 28. Be5 Rxa3 29. Bxb8 Ra1# 0-1

[Event "IBCA EU-ch blind 04th"]
[Site "Durham"]
[Date "2007.08.14"]
[Round "1.19"]
[White "Riegler, Dieter"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2169"]
[PlyCount "65"]
[EventDate "2007.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bf5 6. Qb3 Qc8 7. e3 Nbd7 8. Nc3 dxc4 9. Bxc4 e6 10. 0-0 b5 11. Be2 b4 12. Na4 Ne4 13. Rac1 Bg4 14. Rfd1 Qb7 15. h3 Bxf3 16. Bxf3 Ndf6 17. Be5 Rc8 18. Bxe4 Nxe4 19. Bxh8 Bd6 20. Nc5 Nxc5 21. dxc5 Be7 22. Be5 a5 23. a3 Qb5 24. axb4 axb4 25. Bd6 Bf6 26. Rc4 Rd8 27. Rxb4 Qe2 28. Rb8 Bh4 29. Rxd8+ Bxd8 30. Be5 Qh5 31. Qd3 Be7 32. Qd7+ Kf8 33. Qc8+ 1-0

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2007.06.08"]
[Round "1.77"]
[White "Boer, Jan"]
[Black "De Lange, Marieke"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "73"]
[EventDate "2007.06.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 118 Extra"]
[Source "ChessBase"]
[SourceDate "2007.07.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.07.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. Qb3 b6 4. cxd5 Nf6 5. Nc3 c6 6. dxc6 Nxc6 7. Qb5 Rc8 8. d5 Bd7 9. dxc6 Bxc6 10. Qb3 e6 11. Bg5 Be7 12. Rd1 Qc7 13. Nb5 Qb7 14. f3 0-0 15. Bxf6 Bxf6 16. Nd6 Qa6 17. e4 Qa5+ 18. Rd2 Bg5 19. Nc4 Bxd2+ 20. Nxd2 Rfd8 21. Qc3 Qxa2 22. Bc4 Qa1+ 23. Kf2 b5 24. Nb3 Qd1 25. Be2 Qa1 26. Nxa1 Bb7 27. Qe3 a6 28. Nh3 b4 29. Rd1 g6 30. Rxd8+ Rxd8 31. Qb6 Rd7 32. Nb3 f5 33. Qxe6+ Rf7 34. Ng5 Kg7 35. Qxf7+ Kh6 36. h4 Bc6 37. Qxh7# 1-0

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.12"]
[Round "9.1"]
[White "Boer, Jan"]
[Black "Buerge, Adrian"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "62"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Netherlands (blind)"]
[BlackTeam "Switzerland (blind)"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SUI"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. 0-0 d6 7. Nc3 Be7 8. Re1 Nc6 9. d5 exd5 10. cxd5 Ne5 11. Nxe5 dxe5 12. Qa4+ Qd7 13. Qxd7+ Nxd7 14. Rd1 Bd6 15. Nb5 Bb8 16. f4 a6 17. Nc3 f5 18. e4 0-0 19. exf5 exf4 20. Bxf4 Bxf4 21. gxf4 Nf6 22. Na4 Ng4 23. Nxb6 Rad8 24. Rd3 Rxf5 25. h3 Nf6 26. Rc1 Rxf4 27. Rxc5 Rb4 28. Nc4 Nd7 29. Rc7 a5 30. a3 Rxc4 31. Rb3 Rxc7 0-1

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.09"]
[Round "8.1"]
[White "Boer, Jan"]
[Black "Novak, Ivan"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "2321"]
[PlyCount "76"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Netherlands (blind)"]
[BlackTeam "Slovakia (blind)"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SVK"]

1. d4 b5 2. e4 Bb7 3. f3 a6 4. c4 bxc4 5. Bxc4 e6 6. Be3 d5 7. exd5 Bxd5 8. Bxd5 exd5 9. Qb3 Nf6 10. Nd2 Bd6 11. Ne2 0-0 12. 0-0 Re8 13. Rfe1 Nbd7 14. Bf4 Rxe2 15. Rxe2 Bxf4 16. Nf1 c5 17. g3 Bd6 18. dxc5 Nxc5 19. Qc2 Ne6 20. Qd2 d4 21. Qd3 Qb6 22. Nd2 Bf8 23. Nc4 Qa7 24. Rae1 Rd8 25. Ne5 Nc5 26. Qd2 Qb6 27. Nc4 Qc6 28. Ne5 Qd5 29. b4 Na4 30. Rf2 Nb6 31. Nd3 Nc4 32. Qc1 Ne3 33. Nf4 Qb5 34. a3 Nfd5 35. Nxd5 Qxd5 36. f4 Nc4 37. Rd1 d3 38. f5 Qd4 0-1

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.09"]
[Round "7.1"]
[White "Larsen, Allan"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2121"]
[PlyCount "42"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Denmark (blind)"]
[BlackTeam "Netherlands (blind)"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. Nc3 b5 4. Bd3 b4 5. Nce2 dxe4 6. Bxe4 Nf6 7. Bf3 Bf5 8. c3 Qa5 9. cxb4 Qxb4+ 10. Nc3 e6 11. Nge2 Bg4 12. Ng1 Bxf3 13. Nxf3 Nd5 14. Qc2 Qc4 15. Qe2 Qb4 16. a3 Nxc3 17. bxc3 Qxc3+ 18. Kd1 Qxa1 19. d5 cxd5 20. Qb5+ Nd7 21. Re1 Bxa3 0-1

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.08"]
[Round "6.1"]
[White "Boer, Jan"]
[Black "Grove, Johan"]
[Result "1/2-1/2"]
[ECO "B14"]
[PlyCount "43"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Netherlands (blind)"]
[BlackTeam "South Africa (blind)"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "RSA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 cxd4 6. exd4 Bb4 7. cxd5 Nxd5 8. Bd2 0-0 9. Bc4 Nc6 10. 0-0 Nxc3 11. bxc3 Ba5 12. Qc2 h6 13. Rad1 Qf6 14. Rfe1 Bc7 15. Bb5 Bd7 16. Bc1 a6 17. Bxc6 Bxc6 18. Ne5 Bxe5 19. Rxe5 Rad8 20. Bb2 Rd5 21. Rxd5 exd5 22. Re1 1/2-1/2

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.05"]
[Round "3.1"]
[White "Kasymov, Kamil"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "59"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Turkmenistan (blind)"]
[BlackTeam "Netherlands (blind)"]
[WhiteTeamCountry "TKM"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Nd7 10. Be2 Be7 11. 0-0 0-0 12. Be3 b6 13. b4 a6 14. Nc3 Bb7 15. Qd2 f5 16. f4 e4 17. g4 Qe8 18. gxf5 Rxf5 19. Nxe4 Qg6+ 20. Ng3 Bh4 21. Bd3 Bxg3 22. Bxf5 Qxf5 23. hxg3 Nf6 24. Bd4 Ne4 25. Qd3 b5 26. Rae1 Re8 27. Qf3 Kf7 28. Re2 bxc4 29. g4 Ng5 30. fxg5 1-0

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.04"]
[Round "2.1"]
[White "Magnusson, Jorgen"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2300"]
[PlyCount "35"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Sweden (blind)"]
[BlackTeam "Netherlands (blind)"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. g3 d5 3. Bg2 c6 4. Nf3 Bf5 5. 0-0 e6 6. c4 Be7 7. Nc3 0-0 8. Nh4 Ne4 9. Nxf5 exf5 10. cxd5 Nxc3 11. bxc3 cxd5 12. Qb3 Qd7 13. Qxd5 Qxd5 14. Bxd5 Nc6 15. Rb1 Rfd8 16. Bg2 Na5 17. Rb5 Nc4 18. Rxb7 1-0

[Event "IBCA-ol blind 12th"]
[Site "La Pineda"]
[Date "2004.11.03"]
[Round "1.1"]
[White "Boer, Jan"]
[Black "Mlacnik, Franc"]
[Result "1-0"]
[ECO "E97"]
[BlackElo "2132"]
[PlyCount "59"]
[EventDate "2004.11.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Netherlands (blind)"]
[BlackTeam "Slovenia (blind)"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SLO"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 Nc6 7. 0-0 Bg4 8. Be3 Bxf3 9. Bxf3 e5 10. d5 Ne7 11. Be2 Nd7 12. f4 f5 13. Qd2 exf4 14. Bxf4 Nc5 15. exf5 Nxf5 16. Kh1 Qh4 17. g3 Qh3 18. Bf3 g5 19. Bg2 Qh5 20. g4 Qxg4 21. Bxg5 Rae8 22. Qf4 Qh5 23. Bf3 Qh3 24. Bg2 Qd3 25. Rad1 Qc2 26. Rd2 Ng3+ 27. Qxg3 Rxf1+ 28. Bxf1 Qc1 29. Rf2 Qe1 30. Bf6 1-0

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.09.06"]
[Round "9"]
[White "Vojan, Istvan"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2126"]
[BlackElo "1706"]
[PlyCount "45"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. 0-0 Qc7 8. Qe2 Be7 9. Rd1 d6 10. Bb3 Nf6 11. Bg5 0-0 12. Rac1 Bd7 13. Nd5 Qd8 14. Nxe7+ Qxe7 15. e5 dxe5 16. Nxe5 Rad8 17. Ng4 Bc8 18. Qf3 Rxd1+ 19. Rxd1 Rd8 20. Nxf6+ gxf6 21. Bxf6 Rxd1+ 22. Bxd1 Qf8 23. Qg4+ 1-0

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.09.05"]
[Round "8"]
[White "Boer, Jan"]
[Black "Knafo, Michael"]
[Result "1-0"]
[ECO "D66"]
[WhiteElo "1706"]
[BlackElo "2152"]
[PlyCount "83"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 Be7 6. e3 h6 7. Bh4 Nbd7 8. Bd3 0-0 9. 0-0 dxc4 10. Bxc4 b5 11. Bd3 a6 12. Rc1 Bb7 13. Bb1 c5 14. Ne5 cxd4 15. exd4 Nxe5 16. dxe5 Qxd1 17. Rfxd1 Nd5 18. Bxe7 Nxe7 19. Rd7 Nc6 20. Rxb7 Nxe5 21. Ne2 Rad8 22. Rbc7 Rd2 23. R7c2 Rxc2 24. Bxc2 Rd8 25. Rd1 Rc8 26. Bb1 Nc4 27. b3 Ne5 28. h3 Kf8 29. f4 Ng6 30. f5 exf5 31. Bxf5 Re8 32. Ng3 Nf4 33. Rd6 Ne2+ 34. Nxe2 Rxe2 35. Rxa6 Rd2 36. Be4 b4 37. Kf1 Ke7 38. Ke1 Rd4 39. Bf3 Rd6 40. Ra4 Rb6 41. Ke2 f5 42. Kd3 1-0

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.09.04"]
[Round "7"]
[White "Milotzki, Kurt"]
[Black "Boer, Jan"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1760"]
[BlackElo "1706"]
[PlyCount "60"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 e6 6. Nge2 Nge7 7. 0-0 0-0 8. f4 d6 9. g4 f5 10. Ng3 Bd4+ 11. Kh1 fxg4 12. Qxg4 Kh8 13. Qe2 Bd7 14. Nb5 Qb8 15. Nxd4 Nxd4 16. Qd2 Kg8 17. c3 Ndc6 18. d4 cxd4 19. cxd4 d5 20. b4 Qd6 21. a3 dxe4 22. Bb2 e3 23. Qxe3 Nd5 24. Qd2 Nxf4 25. Ne4 Qc7 26. Bf3 Nd5 27. b5 Nce7 28. a4 Rf7 29. Ng5 Qf4 30. Qxf4 Rxf4 1/2-1/2

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.09.03"]
[Round "6"]
[White "Boer, Jan"]
[Black "Olivera Gutierrez, Albert"]
[Result "0-1"]
[ECO "D98"]
[WhiteElo "1706"]
[BlackElo "2069"]
[PlyCount "60"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 Nc6 8. Be3 Bg4 9. Be2 Nd7 10. Rd1 Nb6 11. Qd3 Qd7 12. h3 Bxf3 13. Bxf3 Rad8 14. Ne2 Ne5 15. Qd2 Nxf3+ 16. gxf3 Nc4 17. Qc1 Nxe3 18. fxe3 e6 19. h4 h5 20. Kf2 Qe7 21. e5 Rd7 22. Nf4 Rfd8 23. Qc2 c5 24. Rdg1 cxd4 25. exd4 Rxd4 26. Ke3 Bh6 27. Rxg6+ fxg6 28. Qxg6+ Qg7 29. Qxe6+ Kh8 30. Qf5 Rxf4 0-1

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.09.01"]
[Round "5"]
[White "Platon, Konstantin"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B43"]
[BlackElo "1706"]
[PlyCount "80"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bd3 a6 7. 0-0 Be7 8. Re1 0-0 9. Qf3 Qc7 10. Bg5 Nbd7 11. Rad1 Re8 12. Qg3 Nb6 13. Nf3 e5 14. h3 Be6 15. Nh2 Nh5 16. Qe3 h6 17. Bxe7 Rxe7 18. Ng4 Qd8 19. a3 Nf4 20. Ne2 Nxe2+ 21. Bxe2 Qc7 22. Rd2 Rd8 23. Red1 Bxg4 24. Bxg4 Kh7 25. Kh2 Nc4 26. Qg3 Nxd2 27. Rxd2 g6 28. f4 h5 29. Bf3 Rg8 30. Qg5 Re6 31. g4 Qd8 32. Qxd8 Rxd8 33. f5 Re7 34. Rg2 hxg4 35. hxg4 Rg8 36. f6 g5 37. Be2 Re6 38. Rg3 Rg6 39. Rb3 Rgxf6 40. Rxb7 Rf2+ 0-1

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.08.31"]
[Round "4"]
[White "Boer, Jan"]
[Black "Gimadeev, Anatoli"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1706"]
[PlyCount "66"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Be2 0-0 7. Be3 e6 8. Nf3 exd5 9. cxd5 Re8 10. Nd2 Na6 11. 0-0 Nc7 12. f3 Nfxd5 13. exd5 Rxe3 14. Nc4 Rxc3 15. bxc3 Bxc3 16. Rc1 Bd4+ 17. Kh1 Nxd5 18. Qb3 Nf4 19. Rce1 Be6 20. Qc2 b5 21. Na3 a6 22. Qd2 Qf6 23. Rd1 Bc3 24. Qxd6 Nxe2 25. Qxc5 Rc8 26. Qf2 Nf4 27. Nb1 Be5 28. Rc1 Rxc1 29. Rxc1 Nd3 30. Qd2 Nxc1 31. Qxc1 Qf4 32. Qg1 Bxa2 33. Na3 b4 0-1

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.08.30"]
[Round "3"]
[White "Zsiltzova Lisenko, Lubov"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "2253"]
[BlackElo "1706"]
[PlyCount "51"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Qf3 Qc7 8. Be3 Nc6 9. 0-0-0 Nxd4 10. Rxd4 Bd7 11. Rd2 Bc6 12. Bd3 Be7 13. g4 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Be4 Bxe4 17. Qxe4 Qc6 18. Qxc6+ bxc6 19. Rhd1 0-0 20. Rd7 Bb4 21. Rc7 Rac8 22. Rdd7 Ba5 23. Ra7 Ra8 24. Rxf7 Rxf7 25. Rxa8+ Rf8 26. Rxa6 1-0

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.08.29"]
[Round "2"]
[White "Boer, Jan"]
[Black "Irinevici, Michail"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1706"]
[PlyCount "33"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nb6 5. Nc3 e6 6. Nf3 c5 7. Be3 N8d7 8. a4 a5 9. Bb5 Be7 10. dxc5 0-0 11. cxb6 Nxb6 12. Qe2 Bb4 13. 0-0 Nd7 14. Rfd1 Qe7 15. Rac1 b6 16. Na2 Nf6 17. Bxb6 1-0

[Event "IBCA EU-ch blind 03rd"]
[Site "Mondariz"]
[Date "2003.08.28"]
[Round "1"]
[White "Wassin, Sergej"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2303"]
[BlackElo "1706"]
[PlyCount "51"]
[EventDate "2003.08.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 a6 9. Be2 Qa5 10. Qd2 Nc6 11. Bb2 cxd4 12. cxd4 Qxd2+ 13. Kxd2 0-0 14. Rhd1 Rd8 15. Ke1 Rb8 16. d5 Na7 17. Bxg7 Kxg7 18. Bxa6 b5 19. Bxc8 Rdxc8 20. Rdc1 Rxc1+ 21. Rxc1 Rc8 22. Rxc8 Nxc8 23. Kd2 Nd6 24. Kd3 f6 25. Nd4 g5 26. Nf5+ 1-0

[Event "IBCA EU-ch blind 02nd"]
[Site "Krynica"]
[Date "1999.??.??"]
[Round "5"]
[White "Aguilar Sevilla, Diego"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2135"]
[BlackElo "1750"]
[PlyCount "59"]
[EventDate "1999.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 0-0 6. Qd2 Re8 7. Bh6 Bh8 8. h4 Ng4 9. h5 Nxh6 10. hxg6 hxg6 11. Rxh6 Bg7 12. 0-0-0 Bg4 13. Bc4 e6 14. Rdh1 Qe7 15. Rh8+ Bxh8 16. Rxh8+ Kxh8 17. Qh6+ Kg8 18. Ng5 Qf6 19. Qh7+ Kf8 20. Qh4 Qf4+ 21. Kb1 a6 22. e5 d5 23. Bxd5 Ke7 24. Nxe6+ Kd7 25. Nxf4 Bf5 26. g4 g5 27. Qxg5 Bg6 28. Nxg6 fxg6 29. Bxb7 Ra7 30. Be4 1-0

[Event "IBCA EU-ch blind 02nd"]
[Site "Krynica"]
[Date "1999.??.??"]
[Round "7"]
[White "Beutelhoff, Ludwig"]
[Black "Boer, Jan"]
[Result "1-0"]
[ECO "B58"]
[WhiteElo "1880"]
[BlackElo "1750"]
[PlyCount "97"]
[EventDate "1999.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 Bd7 7. Be3 Nc6 8. f4 g6 9. 0-0 Bg7 10. Kh1 Ng4 11. Bg1 Nf6 12. Bf3 Qc7 13. Nd5 Nxd5 14. exd5 Nxd4 15. Bxd4 0-0 16. Bxg7 Kxg7 17. Qd4+ Kg8 18. c4 Rab8 19. b4 b6 20. a4 a5 21. b5 Qc5 22. Qxc5 dxc5 23. Rad1 Bf5 24. Rd2 Rfd8 25. g4 Bc8 26. Rfd1 Rd6 27. Kg2 e6 28. Kg3 exd5 29. Bxd5 Kf8 30. Rf1 Be6 31. Rfd1 Bxd5 32. Rxd5 Rxd5 33. Rxd5 Ke7 34. f5 f6 35. fxg6 hxg6 36. h4 Rh8 37. Rd1 Rg8 38. Rd5 Ke6 39. Kf4 Rh8 40. h5 g5+ 41. Ke4 Re8 42. Rd2 Kf7+ 43. Kf3 Re6 44. Rd7+ Kg8 45. Rc7 Kf8 46. Rc6 Ke7 47. h6 Kf7 48. Rxe6 Kxe6 49. h7 1-0

[Event "IBCA EU-ch blind 02nd"]
[Site "Krynica"]
[Date "1999.??.??"]
[Round "8"]
[White "Boer, Jan"]
[Black "Colak, Remzi"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "1750"]
[PlyCount "63"]
[EventDate "1999.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c6 7. Bd3 Nbd7 8. Rc1 e5 9. d5 Qc7 10. Nge2 Re8 11. 0-0 Nf8 12. Qd2 Nh5 13. Rc2 Bd7 14. b4 Rec8 15. c5 b6 16. cxb6 axb6 17. dxc6 Be6 18. Nd5 Bxd5 19. exd5 Nf6 20. Be4 b5 21. Nc3 Qb8 22. Qe2 Ra3 23. Bf2 Ne8 24. Nxb5 Ra8 25. Rfc1 Nc7 26. Nxd6 Rd8 27. Nb7 Rc8 28. d6 Nfe6 29. dxc7 Qxc7 30. b5 Bf8 31. b6 Qe7 32. Nc5 1-0

[Event "IBCA EU-ch blind 02nd"]
[Site "Krynica"]
[Date "1999.??.??"]
[Round "3"]
[White "Boer, Jan"]
[Black "Gromme, Alfred"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1750"]
[PlyCount "121"]
[EventDate "1999.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 g6 5. Bf4 Bg7 6. Nb5 Na6 7. e3 Bd7 8. Rc1 Rc8 9. Nxa7 Ra8 10. Nb5 0-0 11. Be2 Ne4 12. 0-0 Re8 13. cxd5 exd5 14. Nxc7 Nxc7 15. Bxc7 Qe7 16. a3 Rec8 17. Bf4 g5 18. Rxc8+ Rxc8 19. Bg3 Nxg3 20. hxg3 Bf5 21. Bd3 Be4 22. Qe2 Rc6 23. Rd1 h6 24. Ne1 Qc7 25. Bb5 Rb6 26. a4 Bf5 27. Nd3 Bd7 28. Rc1 Qd8 29. Nc5 Bxb5 30. axb5 Qe8 31. Rc3 Rxb5 32. Rb3 Rxb3 33. Nxb3 Bf8 34. Qc2 Qa4 35. Qc3 Bb4 36. Qc2 Qa2 37. Kf1 Ba3 38. Qc8+ Kg7 39. Qxb7 Qxb2 40. Kg1 Qb1+ 41. Kh2 Bc1 42. Qxd5 Ba3 43. Nc5 Qc2 44. Qe5+ Kg6 45. Qe4+ Qxe4 46. Nxe4 Kf5 47. Nd2 Bb4 48. Nf3 Ke4 49. Kg1 Kd5 50. Kf1 Ke4 51. Ke2 f6 52. Nd2+ Kd5 53. g4 Ke6 54. e4 Bc3 55. Kd3 Bb4 56. Nc4 Be1 57. f3 Bg3 58. d5+ Kd7 59. Ne3 Kd6 60. Nf5+ Kd7 61. Nxg3 1-0

[Event "IBCA EU-ch blind 02nd"]
[Site "Krynica"]
[Date "1999.??.??"]
[Round "6"]
[White "Boer, Jan"]
[Black "Plechaty, George"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1750"]
[PlyCount "19"]
[EventDate "1999.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. g3 Nc6 5. Bg2 Be6 6. e4 Nf6 7. d5 Bg4 8. f3 Bd7 9. dxc6 Bxc6 10. Qc2 1-0

