[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.23"]
[Round "9"]
[White "Riemersma, Liafbern"]
[Black "De Groote, Ewoud"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2440"]
[BlackElo "2232"]
[PlyCount "47"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 a5 6. Bg2 0-0 7. 0-0 dxc4 8. Qc2 b5 9. a4 Bxd2 10. Nfxd2 Ra7 11. axb5 Qxd4 12. Ra4 Bb7 13. Bxb7 Rxb7 14. Nc3 Nd5 15. Rxc4 Qb6 16. Rh4 h6 17. Nc4 Qa7 18. Nxd5 exd5 19. Ne3 Rxb5 20. Nf5 Qc5 21. Qd2 d4 22. Nxh6+ Kh7 23. Nf5+ Kg8 24. Rh5 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.22"]
[Round "8"]
[White "Zwirs, Nico"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2443"]
[BlackElo "2440"]
[PlyCount "49"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 Bg4 10. Be3 0-0 11. h3 Bh5 12. Qc2 Nxc3 13. bxc3 f6 14. exf6 Qxf6 15. Be2 Na5 16. Ne5 Bxe2 17. Qxe2 c5 18. 0-0 cxd4 19. cxd4 Qe6 20. Rac1 Rac8 21. Rfd1 Nc6 22. Nxc6 Rxc6 23. Rxc6 Qxc6 24. Qg4 Qc8 25. Qg3 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.21"]
[Round "7"]
[White "Abdulla, Murad"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2307"]
[BlackElo "2440"]
[PlyCount "100"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a5 6. Nbd2 d6 7. h3 0-0 8. 0-0 h6 9. a4 Be6 10. Re1 Re8 11. Bb5 Bd7 12. Nf1 Ne7 13. Bc4 Ng6 14. Ng3 Be6 15. Bb3 d5 16. exd5 Bxd5 17. Bc2 Bc6 18. Bd2 Qd7 19. b4 axb4 20. cxb4 Ba7 21. b5 Bd5 22. Bc3 Qd6 23. Bb2 Qc5 24. d4 exd4 25. Nxd4 Nh4 26. Rxe8+ Rxe8 27. Nh5 Nf3+ 28. gxf3 Nxh5 29. Qd3 Nf6 30. Rc1 Bc4 31. Qd2 Qh5 32. Kh2 Bd5 33. Rg1 c6 34. Nf5 Bb8+ 35. f4 g6 36. Bxf6 Re2 37. Ne7+ Kf8 38. Qd4 Qf3 39. Nxd5 Rxf2+ 40. Qxf2 Qxf2+ 41. Rg2 Bxf4+ 42. Nxf4 Qxf4+ 43. Kg1 Qxf6 44. bxc6 Qxc6 45. Rf2 Kg7 46. Kh2 b6 47. Rg2 Qd6+ 48. Kg1 h5 49. Kh1 h4 50. Kg1 f5 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.20"]
[Round "6"]
[White "Riemersma, Liafbern"]
[Black "Beeke, Bobby"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2440"]
[BlackElo "2216"]
[PlyCount "51"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nc3 e6 7. g4 Bg6 8. Ne5 Nfd7 9. Nxg6 hxg6 10. Bd2 Be7 11. Qb3 Qb6 12. Qc2 e5 13. cxd5 exd4 14. exd4 Qxd4 15. 0-0-0 0-0 16. dxc6 bxc6 17. Be3 Qe5 18. Bc4 Bg5 19. Rhe1 Nb6 20. Bb3 Na6 21. Qxg6 Bxe3+ 22. Rxe3 Qf4 23. Qe4 Qxf2 24. Rf3 Qh4 25. Rf5 g6 26. Ra5 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.19"]
[Round "5"]
[White "Riemersma, Liafbern"]
[Black "Blees, Albert"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2440"]
[BlackElo "2319"]
[PlyCount "59"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. c4 c6 6. 0-0 Bd6 7. Nc3 0-0 8. Qc2 Qe7 9. Bg5 h6 10. Bf4 Bxf4 11. gxf4 Nbd7 12. cxd5 exd5 13. Nh4 Ng4 14. Ng6 Qd6 15. Ne5 Qe6 16. e3 Ngf6 17. f3 b6 18. Bh3 Nh5 19. Kh1 Nxe5 20. fxe5 g5 21. e4 Qf7 22. Bxf5 Bxf5 23. exf5 Qxf5 24. Qxf5 Rxf5 25. Ne2 c5 26. Rac1 cxd4 27. Nxd4 Rxe5 28. Rc6 Kh7 29. Rc7+ Kg6 30. Rc6+ 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.18"]
[Round "4"]
[White "Kanis, Sierk"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2112"]
[BlackElo "2440"]
[PlyCount "59"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. e3 Bb4 5. Bd3 c5 6. dxc5 Nbd7 7. Nge2 a6 8. a3 Bxc5 9. Bg3 b5 10. b4 Be7 11. e4 dxe4 12. Nxe4 Bb7 13. Nd6+ Bxd6 14. Bxd6 Qb6 15. Bf4 Bxg2 16. Rg1 Bf3 17. c4 bxc4 18. Bxc4 0-0 19. Qb3 Bh5 20. Be3 Qb7 21. Nf4 Ne5 22. Nxh5 Nf3+ 23. Ke2 Nxg1+ 24. Rxg1 Nxh5 25. Rg5 Qe4 26. Kf1 Rfd8 27. Be2 Nf4 28. f3 Qb7 29. Bxf4 Qe7 30. Rc5 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.17"]
[Round "3"]
[White "Riemersma, Liafbern"]
[Black "Shakhverdian, William"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2440"]
[BlackElo "2129"]
[PlyCount "111"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 g6 7. e3 Bf5 8. Qb3 b5 9. Nf3 h6 10. Bxf6 Qxf6 11. a4 b4 12. Nxd5 Qd8 13. Nf4 Bd6 14. Ne5 Qe7 15. Bd3 Bxe5 16. dxe5 Bxd3 17. Nxd3 Nd7 18. Rc1 c5 19. e6 Qxe6 20. Qxe6+ fxe6 21. Ke2 Rc8 22. Rc4 Ke7 23. Rhc1 Kd6 24. a5 Rc7 25. Nxb4 Rb8 26. Rd1+ Ke7 27. Nd3 Rb3 28. Rd2 Rcb7 29. Nxc5 Nxc5 30. Rxc5 Rxb2 31. Rc7+ Rxc7 32. Rxb2 Kf6 33. Rb5 Rc2+ 34. Kf3 Ra2 35. g4 a6 36. Rc5 Ke7 37. Rc7+ Kf6 38. Rc5 Ke7 39. h4 Ra4 40. h5 Kf6 41. hxg6 Kxg6 42. Kg3 Ra3 43. Re5 Kf6 44. f4 Ra1 45. Rh5 Kg6 46. Rc5 Kf7 47. Kf3 Ra4 48. Rc7+ Kf6 49. Rc6 Rxa5 50. f5 h5 51. Rxe6+ Kf7 52. e4 Ra3+ 53. Kf4 hxg4 54. Kxg4 a5 55. Ra6 Ra1 56. Kg5 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.16"]
[Round "2"]
[White "Arnold, Rhys"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "C28"]
[WhiteElo "2111"]
[BlackElo "2440"]
[PlyCount "72"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Na5 5. Bb3 Bb4 6. Nf3 d6 7. 0-0 Nxb3 8. axb3 h6 9. Ne2 c6 10. Ng3 Ba5 11. d4 exd4 12. Qxd4 Bb6 13. Qd3 0-0 14. Be3 d5 15. e5 Nd7 16. Bxb6 Qxb6 17. Rae1 Re8 18. Qd2 Nf8 19. Nh5 Bf5 20. Nf6+ gxf6 21. exf6 Kh7 22. Ng5+ Kg6 23. Nxf7 Kxf7 24. Qxh6 Ne6 25. Rxe6 Kxe6 26. Re1+ Be4 27. g4 Qb4 28. Re3 Qf8 29. Qh7 Kd6 30. Qxb7 Reb8 31. Qa6 Qxf6 32. f3 Qd4 33. Kf2 Rf8 34. Qa3+ Kd7 35. Ke2 Bxf3+ 36. Rxf3 Rae8+ 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2023.07.15"]
[Round "1"]
[White "Riemersma, Liafbern"]
[Black "Hoffman, Ron"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2440"]
[BlackElo "2025"]
[PlyCount "37"]
[EventDate "2023.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 a5 10. bxa5 c5 11. a4 Rxa5 12. Ra3 Nh5 13. Re1 Nf4 14. Bf1 h6 15. Nb5 Ra6 16. Nd2 Bd7 17. g3 Nh3+ 18. Bxh3 Bxh3 19. g4 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.12.15"]
[Round "5.1"]
[White "Van den Berg, Bram"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2214"]
[BlackElo "2455"]
[PlyCount "87"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "De Stukkenjagers"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qa5+ 6. c3 e6 7. Bd3 Bxd3 8. Qxd3 Qa6 9. Qf3 c5 10. Ne2 Nc6 11. 0-0 Nge7 12. Nd2 Nf5 13. Ng3 Nce7 14. dxc5 Rc8 15. b4 b6 16. cxb6 Qxb6 17. Bxe7 Nxe7 18. Nb3 Ng6 19. Rfe1 Nxh4 20. Qd3 Ng6 21. Nd4 h4 22. Nf1 Rh5 23. Nd2 Nxe5 24. Qe2 g6 25. Rac1 Bg7 26. a4 Kf8 27. a5 Qd6 28. N2b3 Nd7 29. Qf3 Kg8 30. Qh3 Qf4 31. Re3 Nf8 32. Rce1 Rc4 33. b5 Qb8 34. Qf3 e5 35. Nc6 Qxb5 36. Ne7+ Kh7 37. Qxf7 Rf4 38. Qxd5 Qe8 39. Nc6 e4 40. Qc4 h3 41. Rxe4 hxg2 42. Rxe8 Rxc4 43. Nbd4 Rxc3 44. Kxg2 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.24"]
[Round "4.6"]
[White "Riemersma, Liafbern"]
[Black "Wantola, Ivo"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2455"]
[BlackElo "2319"]
[PlyCount "64"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Zuid Limburg"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. e4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be2 Bg7 9. Bg5 0-0 10. Qd2 Be6 11. f3 Qa5 12. Nd5 Qxd2+ 13. Kxd2 Nxd5 14. exd5 f6 15. Bf4 Bd7 16. Rae1 Kf7 17. Bd3 a5 18. Re2 a4 19. h4 Rfe8 20. h5 f5 21. hxg6+ hxg6 22. g4 fxg4 23. fxg4 Bxg4 24. Rf2 Bf5 25. Bxf5 gxf5 26. Rh5 e6 27. dxe6+ Kxe6 28. Rh7 Be5 29. Bxe5 Kxe5 30. Rf7 Kd4 31. R2xf5 Kxc4 32. Rc7+ Kd4 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.03"]
[Round "3.4"]
[White "Verstraeten, Reinaert"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2356"]
[BlackElo "2455"]
[PlyCount "139"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Sas van Gent"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 Ndxb4 9. 0-0 Rb8 10. Na3 0-0 11. Qb5 b6 12. Qxc4 Ba6 13. Nb5 Qd5 14. Qxd5 exd5 15. Nc3 Rfe8 16. Rfd1 Ne7 17. a3 Nbc6 18. Rac1 Nd8 19. b4 c6 20. a4 Bb7 21. Ne5 f6 22. Nd3 Ne6 23. e3 a6 24. a5 b5 25. Ne2 Nf5 26. Bh3 Nh6 27. Nef4 Nxf4 28. Nxf4 Re7 29. Nd3 Bc8 30. Bxc8 Rxc8 31. Rd2 Nf7 32. Nf4 Rd7 33. Rdc2 Nd8 34. h4 Rd6 35. Rc5 Ra8 36. g4 Kf7 37. f3 Ra7 38. Kf2 Ke8 39. g5 Re7 40. R5c3 Kd7 41. gxf6 gxf6 42. Nh5 f5 43. Nf4 Rh6 44. h5 Kd6 45. Kg3 Rg7+ 46. Kh4 Rg8 47. R3c2 Kd7 48. Rg2 Rxg2 49. Nxg2 Ne6 50. Rg1 Kd6 51. Nf4 Nxf4 52. exf4 Re6 53. Rg7 Re3 54. Rxh7 Rd3 55. h6 Rxd4 56. Kg5 Rxb4 57. Rd7+ Kxd7 58. h7 Rc4 59. h8Q b4 60. Qb8 d4 61. Qb7+ Kd6 62. Qxa6 Rc5 63. Qb6 Rb5 64. Qxd4+ Kc7 65. a6 b3 66. a7 Kb7 67. Qd7+ Ka8 68. Qxc6+ Rb7 69. Qc8+ Kxa7 70. Qxf5 1-0

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.28"]
[Round "9"]
[White "Vedder, Richard"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2288"]
[BlackElo "2460"]
[PlyCount "100"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 Bd7 9. Qb3 dxc4 10. Qxc4 0-0 11. Be2 a6 12. 0-0 Qg6 13. Bd3 Qh5 14. Be2 Qg6 15. Bd3 Qh5 16. Be2 Bd6 17. Ne4 Qf5 18. Nxd6 cxd6 19. Qb3 Rab8 20. Rac1 Qa5 21. Rc3 Ne7 22. Nd2 Bc6 23. e4 Rfd8 24. f4 Qa4 25. Qxa4 Bxa4 26. Rfc1 Kf8 27. Bf3 d5 28. exd5 Nxd5 29. Bxd5 Rxd5 30. Rc8+ Rxc8 31. Rxc8+ Ke7 32. Rc7+ Rd7 33. Rxd7+ Bxd7 34. Kf2 Bc6 35. g3 Bd5 36. a3 f6 37. h4 Kd6 38. Ke3 Kc6 39. Kd3 Kb5 40. Kc3 a5 41. Kd3 Ka4 42. Kc2 b5 43. Kc3 h5 44. Kc2 b4 45. axb4 Kxb4 46. Kd3 a4 47. Ke3 Bc4 48. Ke4 Bb3 49. Kd3 Bd5 50. Ke3 Bc4 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.27"]
[Round "8"]
[White "Riemersma, Liafbern"]
[Black "Bosboom, Manuel"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2460"]
[BlackElo "2404"]
[PlyCount "71"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 h5 7. Qd2 c6 8. Rd1 h4 9. e5 Nh5 10. f4 b5 11. Nf3 Bg4 12. Be2 d5 13. cxd5 cxd5 14. Nxh4 e6 15. Bf2 Bh6 16. g3 Bh3 17. Bxh5 gxh5 18. Be3 Nc6 19. f5 Bxe3 20. Qxe3 Qa5 21. Qd2 Rc8 22. fxe6 fxe6 23. Ng6 Rg8 24. Nf4 Bg4 25. Nce2 Qb6 26. h3 Bxe2 27. Qxe2 Rxg3 28. Nxe6 Ke7 29. Nf4 Nb4 30. Qd2 a5 31. Qxb4+ axb4 32. Nxd5+ Ke6 33. Nxb6 Rc2 34. Rd2 Rxd2 35. Kxd2 h4 36. Rf1 1-0

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.26"]
[Round "7"]
[White "Riemersma, Liafbern"]
[Black "Gijswijt, Bart"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2460"]
[BlackElo "2321"]
[PlyCount "78"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. Qa4+ Nc6 7. e3 h6 8. Bh4 Bd7 9. Qc2 g5 10. Bg3 Qe7 11. 0-0-0 Bxc3 12. Qxc3 Ne4 13. Qb3 h5 14. Ne2 h4 15. f3 hxg3 16. fxe4 Rxh2 17. Nxg3 Rxh1 18. Nxh1 dxe4 19. Qc3 Nb4 20. Bc4 b5 21. a3 a5 22. Bb3 Nd3+ 23. Kb1 a4 24. Bd5 b4 25. Qxc7 Rc8 26. Qh2 Bb5 27. Ng3 Qc7 28. Bxf7+ Qxf7 29. Nxe4 Qg6 30. Nd6+ Kd7 31. Nxc8 Nf2+ 32. Kc1 Nxd1 33. Qb8 Nxe3 34. Nb6+ Kc6 35. d5+ Kc5 36. Qc7+ Kd4 37. axb4 Qd3 38. Qg7+ Ke4 39. Qg6+ Nf5 0-1

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.25"]
[Round "6"]
[White "Van Baar, Esper"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2223"]
[BlackElo "2460"]
[PlyCount "80"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nge7 8. Nxc6 Nxc6 9. Be3 Be7 10. 0-0 0-0 11. f4 d6 12. g4 b5 13. a3 Bb7 14. g5 Rfe8 15. f5 Ne5 16. f6 Bf8 17. fxg7 Bxg7 18. Qh5 Ng6 19. Rf6 Rad8 20. Raf1 Rd7 21. R1f3 Ree7 22. Bf1 d5 23. Rh3 Nf8 24. exd5 exd5 25. Bd4 Re1 26. Kf2 Re4 27. Bb6 Qe5 28. Nxe4 dxe4 29. Be3 Qxb2 30. Rf5 Rc7 31. Be2 Bc8 32. Rd5 Bxh3 33. Qxh3 Rxc2 34. Qg4 Ne6 35. Rd6 Bd4 36. Bxd4 Nxd4 37. Rd8+ Kg7 38. Qh5 Rxe2+ 39. Kg3 Qc3+ 40. Kf4 Ne6+ 0-1

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.24"]
[Round "5"]
[White "Riemersma, Liafbern"]
[Black "Lenaerts, Lennert"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2460"]
[BlackElo "2362"]
[PlyCount "67"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e3 b5 5. a4 b4 6. Ne4 Qd5 7. Nd2 Ba6 8. Qc2 c3 9. bxc3 bxc3 10. Qxc3 Bxf1 11. Kxf1 Nf6 12. Ba3 Nbd7 13. Ngf3 Rc8 14. Rc1 g5 15. h3 h5 16. Qc4 Bh6 17. Qxd5 Nxd5 18. g4 f6 19. Ke2 Bf8 20. Rhg1 hxg4 21. hxg4 e6 22. Bxf8 Kxf8 23. Rc2 Ke7 24. Rgc1 Nb4 25. Rc4 Rb8 26. a5 Rb5 27. e4 Rhb8 28. Ra1 c5 29. dxc5 Rxc5 30. Rb1 Rxc4 31. Nxc4 Nc6 32. Rxb8 Ndxb8 33. e5 Nd7 34. exf6+ 1/2-1/2

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.23"]
[Round "4"]
[White "Basman, Michael J"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2313"]
[BlackElo "2460"]
[PlyCount "54"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 e6 3. a3 d5 4. e3 Bd6 5. f4 a5 6. b5 c5 7. Nf3 Nbd7 8. g4 0-0 9. g5 Ne8 10. c4 d4 11. Bd3 f5 12. Qe2 Nc7 13. exd4 Bxf4 14. Nc3 cxd4 15. Na4 e5 16. c5 Kh8 17. Bc4 Qe8 18. 0-0-0 Ne6 19. Rde1 Nexc5 20. Nxc5 Nxc5 21. Bxd4 Ne4 22. Be3 Be6 23. Kb2 Bxe3 24. Bxe6 Qxe6 25. Qxe3 a4 26. Rc1 Qd5 27. d4 f4 0-1

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

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

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.21"]
[Round "2"]
[White "Harff, Marcel"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2420"]
[BlackElo "2460"]
[PlyCount "92"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. d4 Ne4 8. Qd3 exd4 9. Nxd4 0-0 10. a3 Nc5 11. Qe2 Nxd4 12. exd4 Qxe2+ 13. Kxe2 Nb3 14. Rb1 d5 15. Be3 dxc4 16. Kf3 b5 17. Be2 Bb7+ 18. Kg3 Rad8 19. Rbd1 Rfe8 20. h4 a6 21. h5 h6 22. Rh4 Re4 23. Rf4 Rxf4 24. Kxf4 Bxg2 25. f3 Bh3 26. d5 Bc8 27. Kg3 Bb7 28. Bf4 Rxd5 29. Bxc7 Nd4 30. Kf2 Nxe2 31. Rxd5 Bxd5 32. Kxe2 f6 33. Ke3 Bf7 34. Kd4 Bxh5 35. f4 g5 36. fxg5 hxg5 37. Kc5 Kf7 38. Kb6 Be2 39. Bd6 f5 40. Bb4 f4 41. Kc5 Ke6 42. Kd4 Kf5 43. Kc3 g4 44. Kd2 Bd3 45. Bd6 g3 46. Ke1 Kg4 0-1

[Event "Haarlem Masters"]
[Site "Haarlem"]
[Date "2018.10.20"]
[Round "1"]
[White "Riemersma, Liafbern"]
[Black "Daeschler, Florian"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2460"]
[BlackElo "2254"]
[PlyCount "80"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "4"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. d4 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5 11. Nc3 Nbd7 12. Rfd1 h6 13. Bxf6 Nxf6 14. Rac1 Bb4 15. b3 Qe7 16. Qd3 Rad8 17. Bf1 Bxf3 18. Qxf3 c6 19. Ne4 Nxe4 20. Qxe4 Qf6 21. e3 Rd7 22. Rd3 Rfd8 23. Rcd1 g6 24. Bg2 Kg7 25. Qg4 h5 26. Qe2 h4 27. Be4 hxg3 28. hxg3 Qg5 29. Kg2 Rh8 30. Rh1 Rxh1 31. Kxh1 Rd8 32. Rd1 Rh8+ 33. Kg1 Bd6 34. Bg2 Rd8 35. Bf3 Bb4 36. Kg2 Rh8 37. Rh1 Rxh1 38. Kxh1 Qf5 39. Qd1 Be7 40. Kg2 Bb4 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.17"]
[Round "6.1"]
[White "Riemersma, Liafbern"]
[Black "Burg, Twan"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2460"]
[BlackElo "2517"]
[PlyCount "89"]
[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 "BSG"]
[BlackTeam "Amaytos"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "BEL"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. Be3 Re8 10. Rc1 Bf8 11. Ne4 Nd4 12. Re1 c6 13. Bxd4 exd4 14. Nc5 Nd7 15. Nxd7 Qxd7 16. Nd2 Qd8 17. Nb3 Qb6 18. Qc2 Be6 19. Nd2 Rad8 20. a3 Bd5 21. Bf3 a6 22. Nc4 Qc7 23. Qd2 Re6 24. Qa5 Qe7 25. Nb6 Bxf3 26. exf3 Re8 27. Re4 Rxe4 28. fxe4 g6 29. a4 Qe6 30. Rc4 Bg7 31. Qg5 f5 32. exf5 Qe1+ 33. Kg2 Qa5 34. h4 gxf5 35. Rxd4 Qe5 36. Rd7 h6 37. Qg6 Rf8 38. Nc4 Qf6 39. Qxf6 Bxf6 40. Rxb7 Rd8 41. Rb6 Rxd3 42. Rxc6 Be7 43. Rxa6 h5 44. Re6 Bb4 45. Rg6+ 1-0

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.16"]
[Round "5.1"]
[White "Arnaudov, Petar G"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2452"]
[BlackElo "2460"]
[PlyCount "87"]
[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 "Gambit Asseco See"]
[BlackTeam "BSG"]
[WhiteTeamCountry "MKD"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nc6 6. 0-0 Rb8 7. e3 Be7 8. Qe2 b5 9. b3 cxb3 10. axb3 a6 11. Bd2 0-0 12. Rc1 Bb7 13. Ne1 Nb4 14. Bxb7 Rxb7 15. Bxb4 Bxb4 16. Rxa6 Qd5 17. Qc2 Bd6 18. Nd3 Rbb8 19. Nc3 Qf3 20. Qd1 Qxd1+ 21. Rxd1 Rfc8 22. Rc1 g6 23. f3 Kf8 24. Kf2 Ke8 25. e4 Nd7 26. e5 Be7 27. Ne4 Nb6 28. Ra7 Kd8 29. Nc3 Nd7 30. b4 c6 31. Ne4 Rc7 32. Ra6 Rb6 33. Ra2 Nb8 34. Nd6 Ra6 35. Rxa6 Nxa6 36. Ra1 Nb8 37. Ra8 Rc8 38. Nxc8 Kxc8 39. Ra7 Nd7 40. Nc5 Bxc5 41. bxc5 h5 42. h4 Kd8 43. Ke2 Kc8 44. Kd2 1-0

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.15"]
[Round "4.1"]
[White "Riemersma, Liafbern"]
[Black "Georgiadis, Nico"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2460"]
[BlackElo "2526"]
[PlyCount "69"]
[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 "BSG"]
[BlackTeam "Winterthur"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SUI"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 d4 5. 0-0 c5 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nbd2 Qd8 12. a3 a5 13. Rc1 0-0 14. c5 Be7 15. Re1 a4 16. Rc4 Qa5 17. Ne5 Nxe5 18. Rxe5 Bf6 19. Re1 e5 20. Rc2 Rb8 21. Ne4 Be7 22. Qd2 Qa6 23. Qe2 Bf5 24. g4 Be6 25. h3 Rbc8 26. Nd6 Bxd6 27. cxd6 Rxc2 28. Qxc2 Rc8 29. Qd2 Qxd6 30. Bxb7 Rb8 31. Bg2 Rb3 32. Rc1 Qe7 33. Be4 Qg5 34. Qxg5 hxg5 35. Rc5 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.14"]
[Round "3.1"]
[White "Dionisi, Thomas"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2398"]
[BlackElo "2460"]
[PlyCount "115"]
[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 "Bois Colombes"]
[BlackTeam "BSG"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nc6 8. 0-0 Be7 9. Qe2 0-0 10. Nc3 dxe5 11. dxe5 Nxc3 12. bxc3 Qa5 13. Bd2 Rd8 14. Rfe1 b6 15. Qe4 Bb7 16. Ng5 Bxg5 17. Bxg5 Rdc8 18. Bb3 Rc7 19. Bc2 f5 20. exf6 Qxg5 21. Qxe6+ Kf8 22. Qd6+ Ne7 23. fxe7+ Rxe7 24. Qxe7+ Qxe7 25. Rxe7 Kxe7 26. Bxh7 Rc8 27. Rc1 g6 28. Bxg6 Bxg2 29. Kxg2 Rg8 30. f4 Rxg6+ 31. Kf3 Rh6 32. Rc2 Kf6 33. Ke4 Rh7 34. c4 Rc7 35. c5 bxc5 36. Kd5 Rd7+ 37. Kc6 Rd4 38. Kxc5 Rxf4 39. Kb5 Ke6 40. a4 Rh4 41. a5 Kd6 42. Rd2+ Kc7 43. Kc5 Rh5+ 44. Kb4 Kc6 45. Ra2 Rh4+ 46. Kc3 a6 47. Kd3 Kb5 48. Ke3 Rh8 49. Kf4 Rf8+ 50. Kg5 Rg8+ 51. Kf6 Rh8 52. Kg7 Rh3 53. Kg6 Rh8 54. Kg5 Rg8+ 55. Kf6 Rh8 56. Kg6 Kb4 57. Kg5 Rg8+ 58. Kf5 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.13"]
[Round "2.1"]
[White "Riemersma, Liafbern"]
[Black "Agrest, Evgenij"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2460"]
[BlackElo "2580"]
[PlyCount "103"]
[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 "BSG"]
[BlackTeam "Team Viking"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SWE"]

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Bg4 5. Ne5 Be6 6. cxd5 Bxd5 7. Nf3 c5 8. Nc3 Bc6 9. 0-0 Nbd7 10. Qc2 Rc8 11. Rd1 e6 12. d4 cxd4 13. Nxd4 Bxg2 14. Kxg2 Be7 15. Qa4 Qb6 16. Nf3 Qc6 17. Qxa7 b5 18. Bg5 b4 19. Bxf6 Nxf6 20. Rac1 bxc3 21. Rxc3 Bc5 22. Qa5 0-0 23. Rdc1 Ne4 24. Rc4 Ra8 25. Rxc5 Nxc5 26. Qxc5 Qxc5 27. Rxc5 Rxa2 28. Rb5 Rd8 29. Rb7 f6 30. Ne1 Ra1 31. Nd3 e5 32. g4 Raa8 33. f3 Rac8 34. Kf2 Rc4 35. Ke3 Rdc8 36. b4 R8c7 37. Rxc7 Rxc7 38. Nc5 Kf7 39. Ke4 Rc8 40. Kd5 Rb8 41. Kc4 Ke7 42. b5 g6 43. Na6 Ra8 44. Kd5 Kd7 45. h4 h5 46. gxh5 gxh5 47. Nc5+ Kc7 48. Ne4 Ra2 49. Nxf6 Rxe2 50. Nxh5 Re3 51. Nf6 Rxf3 52. Kxe5 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.12"]
[Round "1.1"]
[White "Papadopoulos, Argirios"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2213"]
[BlackElo "2460"]
[PlyCount "94"]
[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 "BSG"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. 0-0 Nf6 8. Be3 d6 9. f4 Be7 10. Bf3 0-0 11. g4 Nxd4 12. Bxd4 e5 13. g5 exd4 14. gxf6 dxc3 15. fxe7 Qxe7 16. bxc3 Be6 17. Qd4 Rac8 18. f5 Bc4 19. Rf2 f6 20. Rd2 Rfd8 21. a4 Bf7 22. Rb1 Rc4 23. Qa7 Rc7 24. Rd4 Be8 25. Rdb4 Bc6 26. Qd4 a5 27. Rc4 Qe5 28. Qxe5 fxe5 29. Rb5 Ra8 30. Kf2 Rd7 31. Rb6 Kf7 32. Be2 Ke7 33. Rcxc6 bxc6 34. Rxc6 Raa7 35. c4 Rdc7 36. Rb6 Rcb7 37. Rb5 Kd7 38. Ke3 Rxb5 39. cxb5 Kc7 40. Kd3 Kb6 41. Bh5 Kc5 42. Be8 Ra8 43. Bf7 Rf8 44. Be6 Rf6 45. Bd7 Rh6 46. b6 Rh3+ 47. Kd2 Kxb6 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.10.06"]
[Round "2.6"]
[White "Riemersma, Liafbern"]
[Black "De Wit, Michel"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2455"]
[BlackElo "2170"]
[PlyCount "88"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Bd6 5. 0-0 Nbd7 6. d4 c6 7. Nfd2 0-0 8. Nc3 Bc7 9. e4 dxe4 10. Ndxe4 Nxe4 11. Nxe4 e5 12. d5 cxd5 13. cxd5 f5 14. d6 fxe4 15. dxc7 Qxc7 16. Qb3+ Rf7 17. Be3 Nf6 18. Rac1 Qe7 19. a3 Be6 20. Qb5 Bd5 21. Bg5 Qe6 22. Qe2 Qb6 23. Rfd1 Bc6 24. b4 Bb5 25. Qe3 Ng4 26. Qxb6 axb6 27. Rd8+ Rxd8 28. Bxd8 Rxf2 29. Bxb6 Ra2 30. h3 Nf6 31. Rc5 Bd3 32. Rc8+ Kf7 33. Rc7+ Kg6 34. Rxb7 Ra1+ 35. Kh2 Ra2 36. Kg1 Rxa3 37. Bc5 Ra1+ 38. Kh2 Ra2 39. Kg1 e3 40. Bc6 e2 41. Bf2 Ra1+ 42. Kg2 e4 43. Re7 e1Q 44. Bxe1 Rxe1 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.09.15"]
[Round "1.3"]
[White "Riemersma, Liafbern"]
[Black "Kuipers, Stefan"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2455"]
[BlackElo "2472"]
[PlyCount "79"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Apeldoorn MuConsult"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 c6 2. Nf3 d5 3. g3 Bg4 4. Ne5 Be6 5. Bg2 Nf6 6. 0-0 dxc4 7. Na3 Qd4 8. Nf3 Qd5 9. Re1 Nbd7 10. d3 Qa5 11. Nd4 Bg4 12. h3 Bh5 13. Nxc4 Qc7 14. Bd2 e6 15. b4 Be7 16. b5 Bc5 17. bxc6 Bxd4 18. cxd7+ Nxd7 19. Bb4 Bc5 20. Rb1 0-0 21. Bxc5 Nxc5 22. a4 Rab8 23. a5 Rfd8 24. Qd2 f6 25. Rec1 e5 26. Qe3 Rbc8 27. Rc3 Qe7 28. Rbc1 Ne6 29. g4 Bg6 30. Qxa7 Nd4 31. Kf1 e4 32. Qb6 exd3 33. exd3 Bxd3+ 34. Rxd3 Qe2+ 35. Kg1 Qxd3 36. Bf1 Nf3+ 37. Kh1 Qe4 38. Nd6 Rxd6 39. Rxc8+ Kf7 40. Qxd6 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.15"]
[Round "9"]
[White "Hildenbrand, Peter"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2226"]
[BlackElo "2458"]
[PlyCount "126"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 b6 3. e3 Bb7 4. Nf3 g6 5. h3 Bg7 6. Nbd2 0-0 7. c3 d6 8. Bc4 Nbd7 9. Qc2 a6 10. 0-0 b5 11. Be2 c5 12. Rfe1 Re8 13. Bh2 e5 14. dxe5 dxe5 15. e4 c4 16. a4 Qb6 17. axb5 axb5 18. Rxa8 Bxa8 19. b3 cxb3 20. Qxb3 Bc6 21. Ng5 Rf8 22. Bf1 h6 23. Ngf3 Re8 24. c4 b4 25. Qb2 Qc5 26. Nb3 Qe7 27. Nfd2 Nh7 28. f3 Ng5 29. Kh1 Ne6 30. Bg1 Rb8 31. Ra1 Qd6 32. Ra5 Bf8 33. Be3 h5 34. Qa1 Qc7 35. Ra7 Qc8 36. Be2 Bb7 37. Ra5 Qc7 38. g4 hxg4 39. hxg4 Be7 40. Ra7 Bg5 41. Bxg5 Nxg5 42. Qa5 Qxa5 43. Rxa5 Ne6 44. Kg1 Kf8 45. Kf2 Ke7 46. Rb5 Bc6 47. Rxb8 Nxb8 48. Ke3 Nd7 49. Bd1 Ba4 50. Bc2 Bxb3 51. Nxb3 Ndc5 52. Nc1 Nd4 53. Bd1 g5 54. Na2 Nc6 55. Kd2 Kd6 56. Nc1 Na5 57. Na2 Nc6 58. Be2 Kc7 59. Nc1 Kb6 60. Bd1 Na5 61. Be2 Nab3+ 62. Kc2 Nxc1 63. Kxc1 Ne6 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.14"]
[Round "8"]
[White "Riemersma, Liafbern"]
[Black "Kokje, Joris"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2458"]
[BlackElo "2242"]
[PlyCount "95"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. Nf3 0-0 6. 0-0 Nc6 7. d4 a6 8. b3 Rb8 9. e3 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Ba3 Qxd1 13. Rfxd1 Re8 14. Nd5 Nxd5 15. cxd5 Bf8 16. Bxf8 Kxf8 17. Rac1 Re7 18. Rc5 Ke8 19. d6 cxd6 20. Rxd6 Bd7 21. Bd5 Rc8 22. b4 Rxc5 23. bxc5 Bb5 24. Rb6 Rc7 25. Bxb7 Rxc5 26. Bxa6 Rc1+ 27. Kg2 Bxa6 28. Rxa6 Ke7 29. g4 h6 30. h4 Rc2 31. Kg3 Rb2 32. h5 gxh5 33. gxh5 e4 34. a4 Ra2 35. a5 Kf8 36. Ra8+ Kg7 37. Ra6 Kf8 38. Ra8+ Kg7 39. a6 Kh7 40. Kf4 Rxf2+ 41. Kxe4 Kg7 42. Kd5 Rf5+ 43. Kc6 Ra5 44. Kb6 Ra1 45. Rb8 Rb1+ 46. Ka7 Re1 47. Rb3 Rd1 48. Kb7 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.13"]
[Round "7"]
[White "Grooten, Herman"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2384"]
[BlackElo "2458"]
[PlyCount "137"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 0-0 9. Be2 Bd7 10. Qb3 dxc4 11. Qxc4 Bd6 12. 0-0 e5 13. Ne4 Qg6 14. Bd3 exd4 15. Nc5 Bf5 16. Bxf5 Qxf5 17. Nxb7 Ne5 18. Nxe5 Bxe5 19. exd4 Qf4 20. g3 Qxd4 21. Qxd4 Bxd4 22. Rac1 Rfe8 23. b4 Re2 24. a4 Rb2 25. Rc4 Bf6 26. Nc5 Rd8 27. b5 Be5 28. Kg2 Rd4 29. Rfc1 Rdd2 30. Ne4 Re2 31. g4 g6 32. Rf1 Rec2 33. Rc5 Rxc5 34. Nxc5 Bd4 35. Nd3 Ra2 36. Rc1 Rd2 37. Nb4 Rxf2+ 38. Kg3 Rb2 39. Nc6 Rb3+ 40. Kg2 Rb2+ 41. Kf3 Rb3+ 42. Ke4 Bf2 43. Ne7+ Kg7 44. Nd5 Ra3 45. Rc4 Bg1 46. h4 Bh2 47. Nc3 Bd6 48. Kd5 f5 49. g5 hxg5 50. hxg5 Kf7 51. Kc6 Ke6 52. Nd5 Rg3 53. Nxc7+ Ke5 54. a5 f4 55. Rc1 Bxc7 56. Kxc7 f3 57. b6 axb6 58. axb6 f2 59. b7 Rb3 60. b8Q Rxb8 61. Kxb8 Kf4 62. Rf1 Kxg5 63. Rxf2 Kh4 64. Kc7 g5 65. Kd6 g4 66. Ke5 g3 67. Rf8 Kg4 68. Ke4 g2 69. Rg8+ 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.12"]
[Round "6"]
[White "Riemersma, Liafbern"]
[Black "Lai, Hing Ting"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "2458"]
[BlackElo "2447"]
[PlyCount "88"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 c6 6. a3 Ba5 7. g3 d5 8. cxd5 Qxd5 9. Rg1 Qd6 10. Bg2 e5 11. dxe5 Qxe5 12. Qd4 Qe7 13. Bd2 Rd8 14. Qa4 Bb6 15. Ne4 Nd5 16. Nf4 Bf5 17. Nxd5 cxd5 18. Bb4 Qe5 19. Bc3 d4 20. exd4 Bxd4 21. 0-0-0 Nc6 22. Rge1 b5 23. Qb3 Rac8 24. Ng5 Qf6 25. Bxc6 Qxg5+ 26. f4 Qf6 27. Rxd4 Rxd4 28. Qxb5 h6 29. Re8+ Rxe8 30. Bxe8 Qe6 31. Qe5 Qxe5 32. fxe5 Rd8 33. Bc6 g5 34. Bf3 Kh7 35. Bh5 Be6 36. Bd1 Kg6 37. g4 h5 38. gxh5+ Kh6 39. b4 Rd3 40. Bd2 Rxa3 41. Be1 Ra1+ 42. Kd2 Ra2+ 43. Ke3 Rxh2 44. Bg3 Rb2 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.11"]
[Round "5"]
[White "Cornelisse, Johnny JA"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "D19"]
[WhiteElo "2132"]
[BlackElo "2458"]
[PlyCount "80"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Qe2 Bg4 10. Rd1 Nbd7 11. e4 Qe7 12. h3 Bh5 13. Bf4 Rfe8 14. g4 Bg6 15. e5 Nd5 16. Bg5 Qf8 17. Bd2 f6 18. exf6 Qxf6 19. Ne4 Bxe4 20. Qxe4 Bxd2 21. Nxd2 Rf8 22. Qe1 Qxd4 23. Qxe6+ Kh8 24. Bxd5 Qxf2+ 25. Kh1 Nc5 26. Qd6 Rad8 27. Qc7 cxd5 28. Rf1 Qe3 29. Rxf8+ Rxf8 30. Rf1 Qxh3+ 31. Kg1 Qxg4+ 32. Kh2 Qe2+ 33. Kg1 Qe3+ 34. Kh1 Rg8 35. Nf3 Ne4 36. Ne5 Qh3+ 37. Kg1 Qg3+ 38. Kh1 h6 39. Nf7+ Kh7 40. Qc2 Qg6 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.10"]
[Round "4"]
[White "Riemersma, Liafbern"]
[Black "Brink, Barry"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2458"]
[BlackElo "2342"]
[PlyCount "33"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Bxa3 10. bxa3 Ba6 11. Qd2 Rb8 12. Qa5 Qc8 13. a4 Rd8 14. e3 c5 15. Qxc5 Nd7 16. Qe7 c5 17. d5 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.09"]
[Round "3"]
[White "Floor, Dirk"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2196"]
[BlackElo "2458"]
[PlyCount "64"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nc6 6. 0-0 Rb8 7. Nc3 Bb4 8. Bg5 h6 9. Bxf6 Qxf6 10. e4 0-0 11. e5 Qd8 12. Re1 b5 13. Re4 Ne7 14. a3 Bxc3 15. bxc3 Bb7 16. Rg4 c5 17. dxc5 Qxd1+ 18. Rxd1 Nd5 19. Nd4 Nxc3 20. Rc1 Bxg2 21. Kxg2 Nd5 22. Nc6 Rbc8 23. Nxa7 Rxc5 24. a4 bxa4 25. Rcxc4 Rxc4 26. Rxc4 Nb6 27. Rc6 Ra8 28. Nb5 Nd7 29. f4 a3 30. Rc1 a2 31. Ra1 Nc5 32. Nc3 Ra3 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.08"]
[Round "2"]
[White "Riemersma, Liafbern"]
[Black "Vroombout, Enrico"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "2458"]
[BlackElo "2132"]
[PlyCount "121"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. 0-0-0 a6 10. Kb1 Nd7 11. Nge2 Ndf6 12. Ng3 f4 13. Nxh5 Nxh5 14. Bf2 Bf6 15. Qe1 Be7 16. Rc1 Ng7 17. Be2 Rb8 18. Ba7 Ra8 19. Bf2 Rb8 20. g4 Kh8 21. h4 h6 22. Nd1 c5 23. b4 b6 24. Ka1 Bd7 25. Nb2 a5 26. bxc5 bxc5 27. Qc3 Qc7 28. Nd3 Rb7 29. Bd1 Kg8 30. Bc2 Rfb8 31. h5 g5 32. Rb1 Rxb1+ 33. Rxb1 Rxb1+ 34. Kxb1 Bd8 35. Be1 Kf7 36. Qa3 Qb6+ 37. Nb2 Ne8 38. Ba4 Nf6 39. Bxd7 Nxd7 40. Qa4 Ke7 41. Kc2 Bc7 42. Qb5 Qa7 43. Na4 Kd8 44. Kb3 Ke7 45. Nb2 Kd8 46. Nd3 Ke7 47. a3 Kd8 48. Kc2 Kc8 49. Nc1 a4 50. Nd3 Kd8 51. Nb2 Nb6 52. Bc3 Ke7 53. Be1 Kd8 54. Nd1 Nd7 55. Nc3 Nb6 56. Kd3 Qa8 57. Bf2 Qb8 58. Qc6 Nd7 59. Nb5 Qb6 60. Qa8+ Ke7 61. Qh8 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2018.07.07"]
[Round "1"]
[White "Jansen, Norbert"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "2074"]
[BlackElo "2458"]
[PlyCount "86"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 Nf6 5. e5 Nd5 6. cxd4 d6 7. Bb5 Be7 8. Nc3 Nxc3 9. bxc3 0-0 10. 0-0 Bg4 11. h3 Bh5 12. Bf4 dxe5 13. dxe5 Bc5 14. Qxd8 Raxd8 15. Rad1 Ne7 16. Bc4 c6 17. g4 Bg6 18. Nd4 Nd5 19. Bd2 Rfe8 20. f4 Bc2 21. Rc1 Be4 22. Rfe1 Nxc3 23. Bxc3 Bxd4+ 24. Bxd4 Rxd4 25. Kf2 Bd5 26. Bxd5 Rxd5 27. Red1 Red8 28. Rxd5 Rxd5 29. Ke3 Kf8 30. Ke4 Ra5 31. Rc2 Ke7 32. h4 Ra4+ 33. Kf3 g6 34. h5 gxh5 35. gxh5 Ra3+ 36. Kg4 h6 37. Rb2 b5 38. Rd2 b4 39. Rd6 Rxa2 40. Rxh6 Rc2 41. Rh8 a5 42. Ra8 b3 43. Rxa5 Ra2 0-1

[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.03"]
[Round "6"]
[White "Lalic, Bogdan"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2394"]
[BlackElo "2458"]
[PlyCount "140"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bb4 5. d3 d6 6. Be2 h6 7. 0-0 0-0 8. Nd5 Bc5 9. Be3 Nxd5 10. cxd5 Bxe3 11. fxe3 Ne7 12. Rc1 c6 13. dxc6 Nxc6 14. Qb3 Qe7 15. a3 Be6 16. Qd1 d5 17. Qe1 Qd8 18. exd5 Bxd5 19. b4 e4 20. dxe4 Bxe4 21. Qf2 Qe7 22. Nd4 a5 23. Nxc6 bxc6 24. Qf4 axb4 25. axb4 Rab8 26. b5 cxb5 27. Rc7 Qe6 28. Rc5 Qg6 29. Rf2 Bd3 30. Bh5 Qe6 31. Rc7 Bg6 32. Bg4 Qb6 33. h4 h5 34. Bd1 Rbe8 35. Rc3 Re4 36. Qg5 b4 37. Rb3 Qd8 38. Bc2 Rxh4 39. Qxd8 Rxd8 40. Bxg6 fxg6 41. Rc2 Rg4 42. Rcb2 Rb8 43. Rd2 Ra8 44. Rdb2 Rb8 45. Rd2 Rc8 46. Rbb2 Rc7 47. Rd8+ Kf7 48. Rb8 Rc1+ 49. Kh2 Re1 50. Rb7+ Ke6 51. Rb6+ Kd5 52. R6xb4 Rxb4 53. Rxb4 Rxe3 54. Rb7 Ke6 55. Rxg7 Kf6 56. Ra7 h4 57. Ra4 g5 58. Ra6+ Kf5 59. Ra5+ Kg4 60. Ra4+ Kh5 61. Ra5 Rd3 62. Rb5 Rd4 63. Kh3 Rd3+ 64. Kh2 Kg4 65. Rb4+ Kf5 66. Rb5+ Kf4 67. Rb4+ Ke3 68. Rg4 Rd5 69. Ra4 Re5 70. g3 hxg3+ 1/2-1/2

[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.03"]
[Round "5"]
[White "Riemersma, Liafbern"]
[Black "Horvath, Jozsef"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2458"]
[BlackElo "2504"]
[PlyCount "76"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nc6 5. Nc3 Nf6 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Ng4 9. e3 d6 10. h3 Nxd4 11. exd4 Nh6 12. g4 f5 13. g5 Nf7 14. Be3 e6 15. f4 a6 16. Qd2 Rb8 17. Rad1 Bd7 18. h4 h5 19. b4 Re8 20. c5 Bc6 21. d5 Bxc3 22. Qxc3 exd5 23. Bxd5 Bxd5 24. Rxd5 Qe7 25. Bf2 Qe4 26. Rd4 Qc6 27. Rfd1 dxc5 28. bxc5 Rbd8 29. Rxd8 Rxd8 30. Rxd8+ Nxd8 31. Qe5 Ne6 32. Bd4 Qe4 33. Qh8+ Kf7 34. Qf6+ Ke8 35. Qxg6+ Kd7 36. Be5 Qe1+ 37. Kg2 Qe2+ 38. Kg1 Qe1+ 1/2-1/2

[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.02"]
[Round "2"]
[White "Riemersma, Liafbern"]
[Black "Hilwerda, Jonas"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2458"]
[BlackElo "2127"]
[PlyCount "91"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. e3 Ngxe5 8. Nxe5 Nxe5 9. Be2 0-0 10. 0-0 Ng6 11. Bg3 Bd6 12. Bxd6 Qxd6 13. Qc2 Qe7 14. Ne4 d6 15. Nc3 f5 16. g3 Be6 17. Rfd1 Ne5 18. Nd5 Qf7 19. Rac1 c6 20. Nf4 g5 21. Nxe6 Qxe6 22. Rd4 c5 23. Rd5 f4 24. exf4 gxf4 25. Qd2 Rf6 26. Rd1 f3 27. Bf1 Nc6 28. Re1 Ne5 29. Rd1 Nc6 30. Rxd6 Qxd6 31. Qxd6 Rxd6 32. Rxd6 Re8 33. Rd3 Nd4 34. Re3 Rd8 35. Bd3 Rd6 36. Kf1 Ra6 37. Bb1 Rb6 38. b3 a5 39. Be4 a4 40. Bxf3 axb3 41. axb3 Nxb3 42. Bd5+ Kf8 43. Rf3+ Ke8 44. Rf7 h5 45. Rh7 Rd6 46. Rxb7 1-0

[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.02"]
[Round "3"]
[White "Van Overdam, Julian"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2359"]
[BlackElo "2458"]
[PlyCount "73"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. 0-0 0-0 6. Re1 d6 7. c3 Na5 8. Bb5 c5 9. d4 a6 10. Bf1 Nc6 11. h3 exd4 12. cxd4 d5 13. exd5 Nxd5 14. dxc5 Bxc5 15. Qc2 Qb6 16. Bc4 Ndb4 17. Qe2 Bf5 18. Nc3 Nc2 19. Nd5 Qa7 20. Nh4 N2d4 21. Qh5 Be6 22. Nf6+ gxf6 23. Bd3 Rfd8 24. Qxh7+ Kf8 25. Rxe6 Nxe6 26. Bh6+ Ke8 27. Qg8+ Nf8 28. Bxf8 Bxf8 29. Ng6 Qc5 30. Re1+ Ne5 31. Bc4 Rd7 32. Rc1 Qd6 33. Nxe5 fxe5 34. Bb3 Qg6 35. Qh8 f6 36. Qh4 Rad8 37. Qc4 0-1

[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.01"]
[Round "1"]
[White "De Groot, Pieter"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2044"]
[BlackElo "2458"]
[PlyCount "64"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. e3 Be7 5. Nc3 0-0 6. Be2 dxc4 7. 0-0 a6 8. Bxc4 b5 9. Bd3 Bb7 10. Qe2 c5 11. dxc5 Bxc5 12. e4 Nbd7 13. Bg5 h6 14. Bh4 Qb8 15. Rac1 Nh5 16. Bb1 Rc8 17. Rfd1 Nf4 18. Qe1 Ne5 19. Nxe5 Qxe5 20. Bg3 g5 21. Rd7 Bc6 22. Rd2 Bd4 23. Qd1 Bb6 24. Ne2 Bxe4 25. Nxf4 Rxc1 26. Qxc1 gxf4 27. Re2 fxg3 28. Bxe4 gxf2+ 29. Kh1 Kg7 30. Qf1 Rc8 31. g3 Qg5 32. Rxf2 Bxf2 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.21"]
[Round "9.2"]
[White "Riemersma, Liafbern"]
[Black "Ikonnikov, Vyacheslav"]
[Result "1/2-1/2"]
[ECO "A27"]
[WhiteElo "2449"]
[BlackElo "2526"]
[PlyCount "104"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Nf3 Nf6 5. d4 e4 6. Nh4 d6 7. f3 exf3 8. exf3 g6 9. d5 Ne7 10. Bg2 Bg7 11. 0-0 0-0 12. f4 c6 13. Be3 c5 14. Kh1 Bd7 15. Qc2 Ng4 16. Bd2 Nc8 17. Nf3 h6 18. Rab1 Nb6 19. Nd1 Qe7 20. h3 Nf6 21. Nf2 Rfe8 22. Rfe1 Qf7 23. b3 Rxe1+ 24. Rxe1 Re8 25. Kh2 Rxe1 26. Bxe1 Qe8 27. Bc3 Qe3 28. Nd1 Qe7 29. Nf2 Na8 30. Nh4 Be8 31. Bf1 b5 32. Bd3 bxc4 33. bxc4 Nb6 34. Kg2 Nh5 35. Bd2 Qf6 36. Nf3 Qb2 37. Qxb2 Bxb2 38. g4 Ng7 39. Nd1 Ba1 40. Nh4 Bf6 41. Kg3 Kf7 42. gxf5 gxf5 43. Be1 Bd4 44. Bf2 Bxf2+ 45. Kxf2 Kf6 46. Ng2 Bd7 47. Nge3 Nc8 48. Nc3 a6 49. Bc2 Nb6 50. Bd1 Be8 51. Bc2 Bd7 52. Bd1 Be8 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.07"]
[Round "8.4"]
[White "Lobzhanidze, Davit"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2424"]
[BlackElo "2449"]
[PlyCount "190"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 g6 7. Nf3 Bf5 8. Bxf5 gxf5 9. 0-0 e6 10. Qe2 Nge7 11. c4 Bg7 12. Bg5 dxc4 13. Bxe7 Nxe7 14. Na3 Rc8 15. Rfc1 0-0 16. Rxc4 Qf4 17. Rd1 Rfd8 18. Rxc8 Rxc8 19. Qb5 Qc7 20. Qe2 Qf4 21. Qb5 Qc7 22. Qe2 Nd5 23. Rd2 Qc1+ 24. Rd1 Nf4 25. Qd2 Qxd2 26. Rxd2 Rc1+ 27. Kh2 Bh6 28. Rc2 Rxc2 29. Nxc2 Nd3 30. Kg1 Nxb2 31. Kf1 Nd3 32. g3 Kf8 33. a3 Ke7 34. Ke2 Nc1+ 35. Kd1 Nd3 36. Ke2 Nc1+ 37. Kd1 Na2 38. Ke2 Nc3+ 39. Kd3 Ne4 40. Ke2 Nc3+ 41. Kd3 Ne4 42. Ke2 f6 43. Nfe1 Kd6 44. g4 fxg4 45. hxg4 b5 46. f3 Nc3+ 47. Kd3 Nd5 48. Ke4 Bd2 49. Ng2 b4 50. axb4 Bxb4 51. Kd3 a5 52. Kc4 Bd2 53. Na3 Kc6 54. Nc2 Bh6 55. Na3 Nb6+ 56. Kd3 Bf8 57. Nc2 Bd6 58. f4 Nd5 59. Ke4 Nc3+ 60. Kd3 Nd5 61. Ke4 a4 62. f5 exf5+ 63. Kxf5 Be7 64. Ke6 a3 65. Nxa3 Bxa3 66. Nh4 Bc1 67. Nf5 Bg5 68. Kf7 Kd7 69. Kg7 Ke6 70. Kxh7 Ne3 71. Ng3 Kf7 72. Ne4 Nxg4 73. d5 Bf4 74. d6 Ke6 75. d7 Kxd7 76. Kg6 Be5 77. Kf5 Ne3+ 78. Kg6 Ke7 79. Nd2 Ke6 80. Ne4 Bd4 81. Nd2 Nd5 82. Nf3 Nf4+ 83. Kh6 Be3 84. Kg7 Nd3 85. Nh4 Ne5 86. Ng2 Bg5 87. Kf8 f5 88. Kg7 f4 89. Nxf4+ Bxf4 90. Kf8 Bg5 91. Ke8 Nf7 92. Kf8 Nd6 93. Kg7 Kf5 94. Kf8 Kg6 95. Kg8 Bh6 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.03.10"]
[Round "7.2"]
[White "Riemersma, Liafbern"]
[Black "Kunin, Vitaly L"]
[Result "1/2-1/2"]
[ECO "A27"]
[WhiteElo "2449"]
[BlackElo "2531"]
[PlyCount "66"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Rotterdam Pathena"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Nf3 Nf6 5. d4 e4 6. d5 exf3 7. dxc6 bxc6 8. exf3 Bd6 9. Bd3 f4 10. Ne2 Qe7 11. Kf1 fxg3 12. hxg3 Bb7 13. Nd4 0-0-0 14. Nf5 Qf8 15. Nxd6+ Qxd6 16. Bf4 Qf8 17. Qa4 Kb8 18. Qa5 d6 19. Kg2 Nd7 20. b4 h6 21. c5 g5 22. cxd6 cxd6 23. Be3 c5 24. Be4 d5 25. bxc5 Ne5 26. Rhb1 dxe4 27. c6 Nxc6 28. Rxb7+ Kxb7 29. Rb1+ Ka8 30. Qc7 Qxf3+ 31. Kh2 Qh5+ 32. Kg2 Qf3+ 33. Kh2 Qh5+ 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.02.03"]
[Round "6.1"]
[White "Wantola, Ivo"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "D39"]
[WhiteElo "2308"]
[BlackElo "2449"]
[PlyCount "130"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Voerendaal"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. exf6 hxg5 9. fxg7 Rg8 10. a4 Bb7 11. axb5 Nd7 12. Bxc4 g4 13. Nd2 Rxg7 14. Qb3 Bd6 15. Nde4 Nf6 16. d5 exd5 17. Nxf6+ Qxf6 18. Bxd5 Qe5+ 19. Kf1 Bxd5 20. Nxd5 Kf8 21. Re1 Qf5 22. Ne3 Qc5 23. g3 Rb8 24. h3 gxh3 25. Rxh3 Qxb5+ 26. Qxb5 Rxb5 27. Nc4 Rg4 28. Nxd6 cxd6 29. Rh6 Rd4 30. Re2 Kg7 31. Rh4 Rxh4 32. gxh4 Kf6 33. Kg2 a5 34. Kg3 Kf5 35. f3 Rb8 36. Re7 Rg8+ 37. Kf2 Kf6 38. Rd7 Ke6 39. Rb7 Rh8 40. Kg3 Rg8+ 41. Kh2 d5 42. Rb6+ Ke5 43. Rb5 a4 44. Ra5 f5 45. Rxa4 d4 46. Ra5+ Kf4 47. Rd5 Ke3 48. Re5+ Kf2 49. Rd5 Ke3 50. Re5+ Kxf3 51. Rxf5+ Ke3 52. Re5+ Kf4 53. Rd5 Ke4 54. Rd7 d3 55. Kh3 Ke3 56. h5 d2 57. Kh4 Rg1 58. h6 d1Q 59. Rxd1 Rxd1 60. Kg5 Ke4 61. h7 Rh1 62. Kg6 Ke5 63. Kg7 Rg1+ 64. Kf7 Rh1 65. Kg7 Rg1+ 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.12.16"]
[Round "5.4"]
[White "Van der Stricht, Geert"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "E56"]
[WhiteElo "2358"]
[BlackElo "2449"]
[PlyCount "74"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 0-0 6. Bd3 c5 7. 0-0 dxc4 8. Bxc4 Nc6 9. a3 Ba5 10. Ne2 cxd4 11. exd4 Ne7 12. Bg5 Nf5 13. Ng3 h6 14. Bf4 Bb6 15. Nxf5 exf5 16. Qb3 Ne4 17. Rad1 Qf6 18. Be5 Qg6 19. Bf4 Qf6 20. h4 Be6 21. Bxe6 fxe6 22. d5 exd5 23. Qxd5+ Qf7 24. Qxf7+ Rxf7 25. Ne5 Rc7 26. Nd7 Bxf2+ 27. Rxf2 Nxf2 28. Kxf2 Rc2+ 29. Kg1 Re8 30. Be5 Kf7 31. Bc3 Ree2 32. Ne5+ Ke8 33. Nf3 Rxg2+ 34. Kh1 g6 35. h5 g5 36. Rd6 Rgf2 37. Ne1 Rf1# 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.11.25"]
[Round "4.8"]
[White "Riemersma, Liafbern"]
[Black "Van Wessel, Rudy"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2449"]
[BlackElo "2408"]
[PlyCount "117"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 c6 2. Nf3 d5 3. g3 Bg4 4. Ne5 Bh5 5. Qb3 Qb6 6. cxd5 Qxb3 7. axb3 cxd5 8. Nc3 e6 9. Nb5 Kd8 10. Nxa7 Na6 11. Nb5 f6 12. Nd3 Be8 13. Nd4 Bd7 14. Nf4 Ke7 15. Bh3 f5 16. Nf3 Rc8 17. d4 Nb4 18. 0-0 Nf6 19. Ra7 Nc6 20. Rxb7 Ne4 21. Nd3 Nd6 22. Rb6 h6 23. Bf4 g5 24. Bxd6+ Kxd6 25. Nfe5 Kc7 26. Nxd7 Kxd7 27. Rc1 Bd6 28. e3 Na5 29. Ra1 Ra8 30. Bf1 Rhc8 31. Rb5 Nc6 32. Rb7+ Kd8 33. Rxa8 Rxa8 34. Rh7 Rb8 35. Rxh6 Ke7 36. Rh7+ Kf6 37. Rd7 Be7 38. Rc7 Na5 39. b4 Bxb4 40. Ne5 Rb7 41. Rxb7 Nxb7 42. Bd3 g4 43. f3 gxf3 44. Kf2 Bd6 45. Nc6 Bc7 46. b4 Nd8 47. Nxd8 Bxd8 48. Ba6 e5 49. dxe5+ Kxe5 50. Kxf3 Bb6 51. Bd3 Kf6 52. h4 Ba7 53. b5 Bb6 54. h5 Kg5 55. h6 Kxh6 56. Bxf5 Kg5 57. Be6 d4 58. exd4 Bxd4 59. Ke4 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.11.04"]
[Round "3.3"]
[White "Riemersma, Liafbern"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2449"]
[BlackElo "2467"]
[PlyCount "49"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "SISSA"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. d4 Bc6 8. 0-0 Nbd7 9. Nc3 b5 10. Qb3 b4 11. Na4 c4 12. Qd1 Qa5 13. b3 Bxa4 14. bxa4 Nd5 15. e4 Nc3 16. Qe1 Qxa4 17. d5 e5 18. Bb2 Nxa2 19. Bh3 f6 20. Bxd7+ Kxd7 21. Qe2 b3 22. Nd2 Rc8 23. Rfc1 Bd6 24. Rxc4 Rxc4 25. Nxc4 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.09.23"]
[Round "2.7"]
[White "Bitalzadeh, Ali"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2379"]
[BlackElo "2449"]
[PlyCount "88"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 0-0 6. Nd5 Bd6 7. Ng5 g6 8. Nxf6+ Qxf6 9. Ne4 Qf5 10. a3 Be7 11. b3 d6 12. Bb2 Qd7 13. Nc3 Bf6 14. h4 Bg7 15. h5 Ne7 16. g3 c6 17. f4 b5 18. cxb5 cxb5 19. hxg6 hxg6 20. Bxb5 Qb7 21. Kf2 Bg4 22. e4 Rac8 23. Qd3 d5 24. exd5 e4 25. Qxe4 Nf5 26. Bc6 Qxb3 27. Rab1 Nd6 28. Qa4 Qb6+ 29. Kg2 Bf5 30. Ba1 Bxb1 31. Rxb1 Qc7 32. Nb5 Nxb5 33. Bxg7 Kxg7 34. Rxb5 Rb8 35. Qd4+ Kg8 36. Rc5 Rfd8 37. Rc1 Qb6 38. Qe4 Qb2 39. Rc2 Qxa3 40. f5 Rb3 41. Qh4 Rf8 42. fxg6 fxg6 43. d6 Rd3 44. Bb5 Qxd6 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.15"]
[Round "8"]
[White "Stolwijk, Colin"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2226"]
[BlackElo "2452"]
[PlyCount "132"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. e3 g6 4. Nf3 Bg7 5. Be2 c5 6. d4 Qa5+ 7. Bc3 Qc7 8. dxc5 Qxc5 9. Bd4 Qc7 10. Be5 Qc5 11. Bd4 Qa5+ 12. Bc3 Qd8 13. 0-0 0-0 14. Nbd2 Nc6 15. Rc1 Bf5 16. Nd4 Nxd4 17. Bxd4 Qa5 18. a4 Rfd8 19. Qe1 Nd7 20. c4 Bxd4 21. exd4 dxc4 22. Nxc4 Qxe1 23. Rfxe1 Be4 24. Bd1 Nf6 25. f3 Bc6 26. Na5 e6 27. Nxc6 bxc6 28. Rxc6 Rxd4 29. Be2 Rd2 30. Kf1 Rad8 31. Rec1 Nd5 32. Rc8 Rxc8 33. Rxc8+ Kg7 34. Ra8 Nf4 35. Bb5 Nxg2 36. Rxa7 Ne3+ 37. Ke1 Rb2 38. Be8 Kf8 39. Bxf7 Ng2+ 40. Kd1 Nf4 41. Rb7 Rxh2 42. b4 Ra2 43. Ra7 h5 44. b5 h4 45. Bxe6 Nxe6 46. b6 h3 47. Rh7 Rxa4 48. Rxh3 Kg7 49. b7 Rb4 50. Rh4 Rxb7 51. Ke2 Rb2+ 52. Ke3 Rb3+ 53. Ke2 Ra3 54. Rc4 Kh6 55. Re4 Ng7 56. Rh4+ Kg5 57. Rg4+ Kf6 58. Rb4 Nf5 59. Rb6+ Kg5 60. Rb4 Ra2+ 61. Kd3 Rf2 62. Rg4+ Kf6 63. f4 Rf3+ 64. Ke2 Ra3 65. Kf2 Ng7 66. Rg1 Ne6 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.14"]
[Round "7"]
[White "Beeke, Bobby"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2282"]
[BlackElo "2452"]
[PlyCount "117"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 Be6 6. Bd3 Qd7 7. Nge2 Nc6 8. a3 Ne7 9. h4 h5 10. Nf4 Bf7 11. b4 Nc8 12. Bb5 c6 13. Be2 g6 14. Na4 b6 15. b5 Nd6 16. Nc3 Be7 17. Qb1 0-0 18. Qb3 Nxb5 19. Nxb5 cxb5 20. Bxb5 Qd6 21. Ba6 Rab8 22. a4 Qb4+ 23. Qxb4 Bxb4+ 24. Ke2 Rfe8 25. g3 Re7 26. Rab1 Bd6 27. Rb3 Rc7 28. Kd2 Re8 29. c3 Kf8 30. Be2 Ke7 31. Bf3 Bxf4 32. gxf4 Rec8 33. Rc1 Kd6 34. a5 Rc6 35. Be2 bxa5 36. Ra3 Rb6 37. Rxa5 Rb2+ 38. Rc2 Rxc2+ 39. Kxc2 Rc7 40. Ra6+ Ke7 41. Bb5 Be6 42. Ra5 Bf7 43. Kb3 Rb7 44. Ka4 Rc7 45. Kb3 Rb7 46. Kc2 Rc7 47. Ba4 Be6 48. Kd3 Bf7 49. Bb3 Kd6 50. Ra6+ Ke7 51. Kc2 Be6 52. Ba4 Bf7 53. Bc6 Be6 54. Ba8 Bf7 55. Kb3 Be6 56. Kb4 Rc4+ 57. Kb3 Rc7 58. Kb4 Rc4+ 59. Kb3 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.13"]
[Round "5"]
[White "Riemersma, Liafbern"]
[Black "Blees, Albert"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2452"]
[BlackElo "2383"]
[PlyCount "58"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 d5 4. Bg2 Nc6 5. cxd5 Nxd5 6. 0-0 Nc7 7. b3 e5 8. Bb2 f6 9. e3 Qd3 10. Ne1 Qd6 11. d4 cxd4 12. exd4 Nxd4 13. Nd2 Be7 14. Nc4 Qa6 15. f4 Bc5 16. Nd3 Bb6 17. Nd6+ Ke7 18. fxe5 h5 19. Kh1 Bg4 20. Qd2 h4 21. exf6+ gxf6 22. Nf2 Rag8 23. Bxd4 Bxd4 24. Qxd4 Ne6 25. Qb4 Qxd6 26. Qxb7+ Qc7 27. Qb4+ Qd6 28. Qxd6+ Kxd6 29. Ne4+ Kd5 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.13"]
[Round "6"]
[White "Riemersma, Liafbern"]
[Black "Van den Doel, Erik"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2452"]
[BlackElo "2573"]
[PlyCount "129"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 Bf5 5. Bg2 e6 6. 0-0 Nbd7 7. b3 Bd6 8. Bb2 0-0 9. Nbd2 h6 10. e3 Bd3 11. Re1 Qe7 12. Ne5 Bh7 13. Nxd7 Qxd7 14. e4 dxe4 15. Nxe4 Bxe4 16. Bxe4 Bb4 17. Re3 Nxe4 18. Rxe4 Rfd8 19. Qe2 Bf8 20. Rd1 b5 21. cxb5 cxb5 22. d5 exd5 23. Re5 Rac8 24. Qd3 Bc5 25. a3 a6 26. b4 Bb6 27. Bd4 Bc7 28. Rf5 Qe6 29. Qf3 Rd7 30. Rc1 Re8 31. Kg2 f6 32. Rc3 Qe4 33. Re3 Qxf3+ 34. Rfxf3 Re4 35. Rd3 Kf7 36. Rd2 Ke6 37. Rfd3 Be5 38. Bc5 g5 39. f3 Rc4 40. Re2 a5 41. Be3 axb4 42. axb4 Rxb4 43. Bd2 Rb2 44. f4 d4 45. fxe5 fxe5 46. Rf3 Ra7 47. Rf8 d3 48. Ref2 Raa2 49. Be3 Kd5 50. Rxb2 Rxb2+ 51. Rf2 Rb1 52. h4 Ke4 53. hxg5 Kxe3 54. g6 Rb4 55. Rf3+ Ke2 56. Rf2+ Ke1 57. Rf1+ Kd2 58. Rf4 Rxf4 59. gxf4 Ke3 60. g7 d2 61. g8Q d1Q 62. Qg3+ Kd4 63. f5 Qc2+ 64. Qf2+ Qxf2+ 65. Kxf2 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.11"]
[Round "4"]
[White "Van der Poel, Henk"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2216"]
[BlackElo "2452"]
[PlyCount "54"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 Qe6 10. Qe4 g6 11. f4 Bb4 12. Bd2 0-0 13. 0-0-0 Rb8 14. f5 gxf5 15. Qh4 Be7 16. Bg5 Bxg5+ 17. Qxg5+ Kh8 18. Bd3 Qxe5 19. Rhe1 Qg7 20. Qf4 d6 21. Re3 Be6 22. Rde1 Rg8 23. Rg3 Qf6 24. Rxg8+ Rxg8 25. g3 Rg4 26. Qf3 Nxc4 27. Qxc6 Qh6+ 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.09"]
[Round "2"]
[White "Riemersma, Liafbern"]
[Black "Mollema, Thomas"]
[Result "0-1"]
[ECO "A81"]
[WhiteElo "2452"]
[BlackElo "2221"]
[PlyCount "92"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nh3 Nc6 5. d5 Ne5 6. Nf4 Bg7 7. h4 Nf7 8. Nc3 c6 9. e4 e5 10. dxe6 dxe6 11. Qxd8+ Nxd8 12. h5 e5 13. h6 Bf8 14. Nd3 Nf7 15. Bd2 g5 16. 0-0-0 f4 17. f3 Rg8 18. Ne2 Be6 19. Bc3 Nd7 20. Rdg1 Rg6 21. gxf4 gxf4 22. Bh3 Rxg1+ 23. Nxg1 Bxh3 24. Nxh3 Ke7 25. Nhf2 Ke6 26. Ng4 Bd6 27. Kd2 Rg8 28. Ke2 Bc7 29. a4 Ng5 30. Rh5 Nxe4 31. Rh2 Nxc3+ 32. bxc3 e4 33. Ndf2 exf3+ 34. Kxf3 Ne5+ 35. Nxe5 Rg3+ 36. Kxf4 Bxe5+ 37. Ke4 Rxc3 38. Rh5 Bf6 39. Nd3 Rxc2 40. Nc5+ Ke7 41. Nxb7 Rc4+ 42. Kf5 Rxa4 43. Rh2 Rd4 44. Re2+ Kf7 45. Rc2 Rd7 46. Rxc6 Be7 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2017.07.08"]
[Round "1"]
[White "Hoekstra, Peter"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2098"]
[BlackElo "2452"]
[PlyCount "74"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 dxe4 7. Qxe4 Nf6 8. Qe3 Be7 9. Bd3 0-0 10. 0-0 Nbd7 11. Re1 Re8 12. Ne4 e5 13. Nxf6+ Bxf6 14. Qe4 g6 15. Bh6 exd4 16. Qf4 Qa5 17. Re4 Rxe4 18. Qxe4 Qe5 19. Qg4 Qe7 20. Bd2 Ne5 21. Qe2 Re8 22. Re1 Nxd3 23. Qxd3 Qd7 24. Re4 Kg7 25. Rxe8 Qxe8 26. Qf3 Qe5 27. Bf4 Qe1+ 28. Kh2 Be5 29. Bxe5+ Qxe5+ 30. g3 h5 31. Kg2 Qf5 32. Qb3 Qe4+ 33. Kg1 c5 34. h4 Qc6 35. a4 c4 36. Qa3 Qd5 37. a5 Kh7 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.17"]
[Round "9"]
[White "Riemersma, Liafbern"]
[Black "Visser, Henk Jan"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2449"]
[BlackElo "2276"]
[PlyCount "39"]
[EventDate "2016.07.09"]
[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. Nf3 d5 2. c4 c6 3. g3 Bg4 4. Ne5 Be6 5. Bg2 dxc4 6. Qc2 Qd4 7. Nf3 Qd5 8. Nc3 Qa5 9. Ne4 f6 10. 0-0 Nd7 11. d3 cxd3 12. exd3 Bd5 13. Bd2 Qa6 14. Rfe1 e6 15. d4 Rd8 16. Nc3 Kf7 17. Nxd5 cxd5 18. Bh3 Re8 19. Qc7 Qd6 20. Qxb7 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.16"]
[Round "8"]
[White "Kim, Alexey"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2458"]
[BlackElo "2449"]
[PlyCount "105"]
[EventDate "2016.07.09"]
[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. d3 Be7 5. c3 0-0 6. Bb3 d5 7. Nbd2 dxe4 8. dxe4 Bc5 9. Qe2 a5 10. Ba4 Qe7 11. Nc4 Nd7 12. 0-0 Nb6 13. Nxb6 Bxb6 14. h3 h6 15. Nd2 Bd7 16. Nc4 Bc5 17. Rd1 Nb8 18. Bxd7 Nxd7 19. Bxh6 Nb6 20. Bd2 Nxc4 21. Qxc4 Ra6 22. Be1 Rg6 23. Rd5 Bb6 24. Rad1 Qh4 25. Kf1 Qf4 26. Rd8 Rxd8 27. Rxd8+ Kh7 28. Rf8 Qh2 29. Rxf7 Qxg2+ 30. Ke2 Qxh3 31. Qd3 Qe6 32. Rf5 Qxa2 33. Rxe5 Qxb2+ 34. Bd2 Rf6 35. Rh5+ Rh6 36. e5+ Kg8 37. Qd8+ Kh7 38. Rxh6+ gxh6 39. Qd7+ Kg8 40. Qe8+ Kg7 41. Qe7+ Kg8 42. Qe8+ Kg7 43. e6 Qc2 44. Qf7+ Kh8 45. Qf8+ Kh7 46. Qxh6+ Kg8 47. Qg5+ Kh7 48. Qh5+ Kg7 49. Qe5+ Kf8 50. Qf4+ Ke7 51. Qf7+ Kd6 52. Qd7+ Ke5 53. f4+ 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.15"]
[Round "7"]
[White "Kunin, Vitaly L"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2592"]
[BlackElo "2449"]
[PlyCount "73"]
[EventDate "2016.07.09"]
[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. Nf3 Nf6 2. g3 d5 3. Bg2 Bg4 4. 0-0 Nbd7 5. c4 e6 6. cxd5 exd5 7. d3 Bd6 8. Nc3 0-0 9. h3 Bxf3 10. Bxf3 c6 11. Bg2 Re8 12. Qc2 Nc5 13. e4 dxe4 14. dxe4 Be5 15. Be3 Qd3 16. Rac1 Qxc2 17. Rxc2 Bxc3 18. Bxc5 Ba5 19. Re2 Bb6 20. Bb4 Rad8 21. Rfe1 Nd7 22. Kf1 Ne5 23. Bc3 f6 24. Rc2 g5 25. Rd2 Rxd2 26. Bxd2 Rd8 27. Bc3 Kf7 28. Ke2 h5 29. f4 gxf4 30. gxf4 Nd3 31. Rf1 Rg8 32. Kxd3 Rxg2 33. Rd1 Ke7 34. Bb4+ Ke8 35. Bc3 Ke7 36. Bb4+ Ke8 37. Bc3 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.14"]
[Round "6"]
[White "Riemersma, Liafbern"]
[Black "Marzano, Carlo"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2449"]
[BlackElo "2186"]
[PlyCount "55"]
[EventDate "2016.07.09"]
[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. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 e6 5. Bg2 dxc4 6. 0-0 b5 7. Ne5 Bb7 8. a4 a6 9. axb5 axb5 10. Rxa8 Bxa8 11. Nc3 Nd5 12. e4 Nxc3 13. bxc3 Be7 14. Qg4 0-0 15. Bh6 Bf6 16. Ra1 Bb7 17. Nxc4 bxc4 18. e5 Nd7 19. exf6 Qxf6 20. Bf4 Ba8 21. Ra7 Nb6 22. Be4 Nd5 23. Bg5 c5 24. Bxd5 Qg6 25. Rxa8 Rxa8 26. Bxa8 cxd4 27. Bf3 dxc3 28. Qxc4 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.13"]
[Round "5"]
[White "Riemersma, Liafbern"]
[Black "Bezemer, Arno J"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2449"]
[BlackElo "2278"]
[PlyCount "78"]
[EventDate "2016.07.09"]
[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. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. 0-0 c5 6. c3 Be7 7. dxc5 Bxc5 8. Nbd2 0-0 9. a4 b4 10. Nb3 Be7 11. Bd2 Na6 12. Rc1 Ne4 13. cxb4 Nxd2 14. Qxd2 Bxb4 15. Qd3 Rb8 16. Ne5 d5 17. Nc6 Bxc6 18. Rxc6 Rb6 19. Rfc1 Be7 20. Rxb6 Qxb6 21. Qb5 Rb8 22. Qxb6 Rxb6 23. Rc8+ Bf8 24. Nd4 Rxb2 25. Nc6 g6 26. Nxa7 Ra2 27. Ra8 Rxa4 28. Nc6 Nc5 29. Rxa4 Nxa4 30. e4 Nc3 31. exd5 exd5 32. h4 h5 33. Kf1 Kg7 34. Nd4 Bc5 35. Ne2 Ne4 36. Nf4 Nxf2 37. Nxd5 Ng4 38. Be4 Kf8 39. Bc2 Ne3+ 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.12"]
[Round "4"]
[White "Hopman, Pieter"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2363"]
[BlackElo "2449"]
[PlyCount "134"]
[EventDate "2016.07.09"]
[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. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. e3 Be7 6. Nc3 0-0 7. e4 d5 8. e5 Ne4 9. cxd5 Nxc3 10. bxc3 Bxf1 11. Kxf1 Qxd5 12. h4 c5 13. Qd3 f5 14. Bg5 Nc6 15. c4 Qe4 16. Qxe4 fxe4 17. Bxe7 Nxe7 18. Ng5 e3 19. Nxe6 Rxf2+ 20. Kg1 cxd4 21. Nxd4 Rc8 22. Rh3 Rf4 23. Nc2 Rfxc4 24. Nxe3 Re4 25. Rd1 Rxe5 26. Rd7 Nc6 27. Rg3 Re7 28. Rd5 Rd8 29. Rdg5 Nd4 30. Kh2 Rdd7 31. Nd5 Rf7 32. Re5 Kf8 33. Rge3 g6 34. h5 Kg7 35. hxg6 hxg6 36. R3e4 Nc6 37. Re6 Nd8 38. R6e5 Nc6 39. Re6 Nd8 40. R6e5 Rf5 41. Rxf5 gxf5 42. Re5 Kg6 43. Kg3 Kg5 44. Nf4 Rc7 45. Re3 Rc4 46. Nh3+ Kf6 47. Nf4 Kg5 48. Nh3+ Kf6 49. Nf4 Re4 50. Rxe4 fxe4 51. Kf2 Nf7 52. Ke3 Nd6 53. Kd4 Kf5 54. Ne2 Nb5+ 55. Kd5 Nxa3 56. Ng3+ Kf4 57. Nxe4 b5 58. Nd6 b4 59. Kd4 Kg3 60. Nb7 Kxg2 61. Na5 Kf2 62. Nc6 Ke2 63. Nxb4 a5 64. Nc6 a4 65. Kc3 Nb5+ 66. Kb4 a3 67. Kb3 Kd3 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.11"]
[Round "3"]
[White "Riemersma, Liafbern"]
[Black "Beeke, Bobby"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2449"]
[BlackElo "2278"]
[PlyCount "58"]
[EventDate "2016.07.09"]
[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. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 dxc4 5. 0-0 Nbd7 6. Na3 Nb6 7. Qc2 Qd5 8. Ne1 Qf5 9. d3 cxd3 10. Nxd3 e5 11. b4 e4 12. Nc5 Nbd5 13. Bd2 a5 14. Nc4 axb4 15. Nxe4 Nxe4 16. Bxe4 Qe6 17. Bxd5 cxd5 18. Ne3 Bd7 19. Qb2 Ra4 20. Nc2 h5 21. Bxb4 Rxb4 22. Nxb4 h4 23. Nd3 hxg3 24. fxg3 Rxh2 25. Kxh2 Qh3+ 26. Kg1 Qxg3+ 27. Kh1 Qh3+ 28. Kg1 Qg3+ 29. Kh1 Qh3+ 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.10"]
[Round "2"]
[White "Van der Poel, Henk"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2220"]
[BlackElo "2449"]
[PlyCount "78"]
[EventDate "2016.07.09"]
[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. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 Qe6 10. Qe4 g6 11. Bd2 Bg7 12. f4 0-0 13. Bd3 Ba6 14. b3 d5 15. cxd5 cxd5 16. Qe2 Bxd3 17. Qxd3 f6 18. 0-0 fxe5 19. fxe5 Qxe5 20. Nb5 c5 21. Rae1 Rxf1+ 22. Qxf1 Qf6 23. Qxf6 Bxf6 24. Re6 Kg7 25. Rc6 c4 26. Rc7+ Kg8 27. Be3 Re8 28. Kf2 a6 29. Nd4 Re4 30. Rc6 Bxd4 31. Bxd4 Rxd4 32. Rxb6 c3 33. Rc6 Rd2+ 34. Ke1 d4 35. Rc4 Rxg2 36. b4 Rxa2 37. Rxd4 Ra1+ 38. Rd1 Rxd1+ 39. Kxd1 Kf7 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2016.07.09"]
[Round "1"]
[White "Riemersma, Liafbern"]
[Black "Breedveld, Andre"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2449"]
[BlackElo "2127"]
[PlyCount "43"]
[EventDate "2016.07.09"]
[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. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Nbd7 7. e3 h6 8. Bh4 Be7 9. Bd3 Nh5 10. Bxe7 Qxe7 11. 0-0-0 Nb6 12. Kb1 Be6 13. Rc1 0-0-0 14. Na4 Nxa4 15. Qxa4 Kb8 16. Nf3 Rc8 17. Rc3 Rc7 18. Rhc1 Bc8 19. Ne5 Nf6 20. Ra3 a6 21. Rb3 Ka7 22. Qa5 1-0

[Event "Haarlem Nova College op 14th"]
[Site "Haarlem"]
[Date "2016.07.02"]
[Round "4"]
[White "Riemersma, Liafbern"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2449"]
[BlackElo "2421"]
[PlyCount "83"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d6 5. d4 Bg4 6. d5 Ne7 7. Bg2 g6 8. 0-0 Bg7 9. c5 0-0 10. cxd6 cxd6 11. Nd2 Qd7 12. a4 Bh3 13. e4 Rac8 14. Qe2 Bxg2 15. Kxg2 Bh6 16. Nc4 Bxc1 17. Raxc1 Ne8 18. Nb5 b6 19. Qd2 f5 20. exf5 Nxf5 21. f4 Nf6 22. b3 Rc5 23. Nc3 Qb7 24. Kg1 e4 25. Rfe1 Re8 26. Rcd1 a6 27. Qb2 Kf7 28. Nd2 e3 29. Nf3 h6 30. Nd4 Nxd4 31. Rxd4 Qc7 32. Rd3 Ng4 33. Nd1 Rc2 34. Qd4 e2 35. Nc3 Qc5 36. Qxc5 bxc5 37. Kg2 Re3 38. Rxe3 Nxe3+ 39. Kf2 Rxc3 40. Rxe2 Nxd5 41. Rd2 Ke6 42. Kg2 0-1

[Event "Haarlem Nova College op 14th"]
[Site "Haarlem"]
[Date "2016.07.02"]
[Round "3"]
[White "Sadler, Matthew D"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2670"]
[BlackElo "2449"]
[PlyCount "123"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 11. f4 Bb4+ 12. c3 Bd6 13. Ne4 Bc7 14. Bd2 Ngf6 15. 0-0-0 Nxe4 16. Qxe4 Nf6 17. Qd3 Qd5 18. c4 Qe4 19. Qg3 0-0 20. Rhe1 Qf5 21. Qf3 h5 22. g3 Rfd8 23. Bc3 Ng4 24. Qe2 a5 25. a4 Rab8 26. b3 Bd6 27. Kb2 Nxe5 28. fxe5 Bb4 29. Bxb4 axb4 30. Rf1 Qg6 31. Qe3 Rd7 32. c5 Rf8 33. Rc1 f6 34. exf6 Rxf6 35. Rxf6 Qxf6 36. Rc4 Re7 37. Rxb4 e5 38. Rc4 e4 39. Rc2 Qf3 40. Re2 Qh1 41. b4 Qd1 42. Qb3+ Qxb3+ 43. Kxb3 Kf7 44. Kc4 Kf6 45. d5 cxd5+ 46. Kxd5 Kf5 47. Re3 Rd7+ 48. Kc4 Ke5 49. a5 Rd4+ 50. Kb5 Rd3 51. Re1 Rb3 52. Kc4 Ra3 53. Re2 e3 54. b5 Ke4 55. a6 bxa6 56. b6 Ra4+ 57. Kc3 Ra5 58. Kc4 Ra4+ 59. Kb3 Ra5 60. Rc2 Kd3 61. Rc3+ Kd2 62. Rc2+ 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.23"]
[Round "9.2"]
[White "Guliyev, Namig"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2572"]
[BlackElo "2441"]
[PlyCount "63"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3 e6 7. Nf4 Bd6 8. Bc4 Nf6 9. Bb3 Nbd7 10. 0-0 Nd5 11. Ngh5 0-0 12. c4 Nxf4 13. Nxf4 Qc7 14. Qf3 Rad8 15. c5 Be7 16. Nxg6 hxg6 17. Bf4 Qc8 18. Rad1 Nf6 19. h4 b6 20. Bg5 Qc7 21. cxb6 axb6 22. g3 Rd7 23. Kg2 Rfd8 24. Rc1 Nd5 25. Rh1 Bxg5 26. hxg5 Ne7 27. Rh8+ Kxh8 28. Qxf7 Nf5 29. Rh1+ Nh6 30. Qxg6 Rf8 31. gxh6 gxh6 32. Qxh6+ 1-0

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.02"]
[Round "8.2"]
[White "Riemersma, Liafbern"]
[Black "Spoelman, Wouter"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2450"]
[BlackElo "2583"]
[PlyCount "115"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Groningen Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. 0-0 Be7 8. d3 0-0 9. Be3 Be6 10. Rc1 Nd5 11. Nxd5 Bxd5 12. Qa4 Kh8 13. Rfd1 f5 14. d4 f4 15. dxe5 fxe3 16. fxe3 Nb4 17. a3 Na6 18. e4 Bc5+ 19. Kf1 Bc6 20. Qxa6 Qxd1+ 21. Rxd1 bxa6 22. Rc1 Bd4 23. Rxc6 Bxb2 24. Rxc7 Bxa3 25. Bh3 a5 26. Kg2 Rfe8 27. Bd7 Re7 28. e6 g6 29. Nd4 Bd6 30. Rc4 Kg7 31. Nc6 Kf6 32. Rc1 Kg7 33. e5 Bb4 34. Nxe7 Bxe7 35. Rc7 Kf8 36. Bc6 Rd8 37. Rxa7 Rc8 38. Bd7 Rc5 39. Ra8+ Kg7 40. Re8 Bg5 41. h4 Be3 42. Re7+ Kg8 43. Re8+ Kg7 44. Re7+ Kg8 45. Rxh7 Kxh7 46. e7 Rxe5 47. e8Q Rxe8 48. Bxe8 Kg7 49. Kf3 Bd2 50. Ba4 Kf6 51. Bc2 Be1 52. Kg4 Bb4 53. Kh3 Be1 54. g4 g5 55. h5 Ke5 56. e3 Bd2 57. h6 Kf6 58. h7 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.03.19"]
[Round "7.4"]
[White "Wiersma, Eelke"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2343"]
[BlackElo "2441"]
[PlyCount "94"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 Nbd7 8. Bd3 Nh5 9. Bxe7 Qxe7 10. Nge2 g6 11. 0-0-0 Nb6 12. h3 Ng7 13. Ng3 Bd7 14. Kb1 0-0-0 15. Na4 Kb8 16. Rc1 Nxa4 17. Qxa4 Rhe8 18. Qa5 Ne6 19. Rc3 b6 20. Qa3 Qxa3 21. Rxa3 c5 22. dxc5 bxc5 23. Rd1 Bc6 24. Ne2 c4 25. Bc2 d4 26. Nxd4 Nxd4 27. exd4 Bxg2 28. Rc3 Bd5 29. b3 Rc8 30. bxc4 Rxc4 31. Rxc4 Bxc4 32. Rd2 Kc7 33. Bb3 Bxb3 34. axb3 Re4 35. Kc2 Rh4 36. Kc3 Rxh3+ 37. Kc4 Rh5 38. Ra2 Kb6 39. Rd2 Rf5 40. Kd3 Kc6 41. Kc4 h5 42. b4 h4 43. Ra2 Kb6 44. d5 h3 45. d6 h2 46. d7 Kc7 47. Rxa7+ Kd8 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.02.13"]
[Round "6.4"]
[White "Riemersma, Liafbern"]
[Black "Bok, Benjamin"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2441"]
[BlackElo "2586"]
[PlyCount "100"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 c5 7. Nf3 Nf6 8. a3 Ba5 9. Be2 Nc6 10. dxc5 Qxd1+ 11. Bxd1 Ne4 12. Bd2 Bxc3 13. Bxc3 Nxc3 14. bxc3 Na5 15. Ba4+ Ke7 16. 0-0-0 Rd8 17. Rxd8 Kxd8 18. Rd1+ Ke7 19. c6 bxc6 20. Ne5 c5 21. Nd7 Bxd7 22. Rxd7+ Kf6 23. Rc7 Nxc4 24. Rxc5 Nb6 25. Bb3 Rc8 26. Rxc8 Nxc8 27. Kd2 Ke5 28. Ke3 Nb6 29. f4+ Kd6 30. Kd4 Nd7 31. Bc2 h6 32. g3 f6 33. Kc4 e5 34. fxe5+ fxe5 35. Be4 Nf6 36. Bf5 Nd5 37. Kd3 Nf6 38. Kc4 Nd5 39. Kd3 g5 40. h4 gxh4 41. gxh4 Nf4+ 42. Ke4 Ne2 43. Kd3 Nf4+ 44. Ke4 Nd5 45. Kd3 Nf6 46. Kc4 Nh5 47. Bg6 Nf4 48. Be4 Nh5 49. Bg6 Nf6 50. Bf5 Nd5 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.01.09"]
[Round "5.4"]
[White "Diepeveen, Vincent"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2323"]
[BlackElo "2441"]
[PlyCount "115"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 cxd4 7. Nxd4 Ne7 8. Nd2 Nbc6 9. N2f3 Be4 10. 0-0 a6 11. Ng5 Nxd4 12. Bxd4 Nc6 13. Nxe4 dxe4 14. Bc3 Bc5 15. Kh1 Bd4 16. f4 exf3 17. Bxf3 Bxc3 18. Bxc6+ bxc6 19. Qf3 0-0 20. Qxc3 Rb8 21. b3 Qc7 22. Rf4 Rb5 23. Rc4 Rc8 24. Rd1 Rd8 25. Rxd8+ Qxd8 26. h3 h6 27. Rxc6 Qg5 28. Rc8+ Kh7 29. Qd3+ g6 30. Qf3 Kg7 31. Rc7 Qf5 32. Qxf5 gxf5 33. Ra7 a5 34. a3 f4 35. Kg1 Kg6 36. Kf2 Rc5 37. c4 Kf5 38. Kf3 Kxe5 39. Rxf7 a4 40. Rb7 axb3 41. Rxb3 Rxc4 42. Rb5+ Kf6 43. Rh5 Kg6 44. Ra5 Kf6 45. Rh5 Kg6 46. Re5 Kf6 47. Re4 Rc3+ 48. Kxf4 Rxa3 49. Kg4 Ra5 50. Rf4+ Kg6 51. Rb4 Rg5+ 52. Kf3 Kf6 53. Rb2 Ra5 54. Kg4 Rg5+ 55. Kh4 Ra5 56. Rb8 Ra2 57. Rg8 Ra5 58. Rf8+ 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.12.12"]
[Round "4.2"]
[White "Riemersma, Liafbern"]
[Black "Van den Doel, Erik"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2441"]
[BlackElo "2565"]
[PlyCount "45"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Re8 6. 0-0 c6 7. Qc2 Na6 8. d3 Bxc3 9. Qxc3 d5 10. cxd5 Nxd5 11. Qc2 Bg4 12. h3 Bxf3 13. Bxf3 Nac7 14. a3 Ne6 15. e3 f5 16. e4 Nd4 17. Qd1 Ne7 18. exf5 Nexf5 19. Be4 Qb6 20. Be3 Rf8 21. Bxd4 Nxd4 22. Qh5 g6 23. Bxg6 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.11.07"]
[Round "3.6"]
[White "Kazarian, Anna Maja"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2259"]
[BlackElo "2441"]
[PlyCount "126"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam Pathena"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Bd2 c5 12. Ne4 Nc6 13. Nxc5 Bxc5 14. dxc5 Qxd3 15. cxd3 0-0-0 16. b4 Rxd3 17. b5 Nd4 18. Nxd4 Rxd4 19. Rc1 Rd5 20. b6 Kd7 21. Rh4 Kc6 22. bxa7 Ra8 23. Rb4 Re5+ 24. Kf1 Nd5 25. Rg4 Rxa7 26. Rc2 Rxh5 27. Rxg7 Rh1+ 28. Ke2 f6 29. Rb2 h5 30. Rh7 Ra1 31. g3 R1xa2 32. Rhxb7 Rxb7 33. Rxa2 Kxc5 34. Ra4 Rb2 35. Rh4 f5 36. Rxh5 Nc3+ 37. Kd3 Ne4 38. Be3+ Kd5 39. Rh8 Nxf2+ 40. Bxf2 Rxf2 41. Ke3 Ra2 42. Rb8 Ra3+ 43. Kf4 Ra4+ 44. Kf3 Ke5 45. Rb5+ Kf6 46. Rb6 Re4 47. Rb8 Rd4 48. Rb6 Re4 49. Rb8 Ra4 50. Rb6 Ra1 51. Ke3 Kg5 52. Kf2 Ra2+ 53. Ke3 Ra3+ 54. Kf2 e5 55. Rb8 e4 56. Rg8+ Kf6 57. g4 f4 58. g5+ Kf5 59. g6 Kg4 60. g7 e3+ 61. Ke2 f3+ 62. Kd1 e2+ 63. Kd2 Ra2+ 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.10.10"]
[Round "2.4"]
[White "Zelbel, Patrick"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2432"]
[BlackElo "2441"]
[PlyCount "42"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. Nf3 e6 7. Bc4 Be7 8. 0-0 0-0 9. d4 Nc6 10. a3 Bf6 11. Ne4 h6 12. Nxf6+ Nxf6 13. Be3 b6 14. Qd3 Bb7 15. b4 Qe7 16. Rad1 Rfd8 17. Rfe1 Rac8 18. Ba2 Nb8 19. Bf4 Bd5 20. Bb1 Bc4 21. Qd2 Nbd7 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.19"]
[Round "9"]
[White "Hopman, Pieter"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "E39"]
[WhiteElo "2390"]
[BlackElo "2432"]
[PlyCount "56"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 0-0 6. a3 Bxc5 7. Nf3 b6 8. Bf4 Bb7 9. Rd1 Nh5 10. Bc1 a6 11. g3 Qc7 12. Bg2 Be7 13. 0-0 Nf6 14. Rd4 Nc6 15. Rh4 Rac8 16. g4 g6 17. Rd1 Ne5 18. Nxe5 Bxg2 19. Bf4 d6 20. Bh6 Be4 21. Qd2 dxe5 22. Bxf8 Rxf8 23. g5 Rd8 24. Qc1 Bf5 25. Rxd8+ Qxd8 26. gxf6 Bxf6 27. Re4 Bg5 28. Qe1 Bd2 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.18"]
[Round "8"]
[White "Riemersma, Liafbern"]
[Black "Beerdsen, Thomas"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2432"]
[BlackElo "2317"]
[PlyCount "83"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4 5. Na3 g6 6. 0-0 Bg7 7. Nxc4 0-0 8. d3 Nbd7 9. Bd2 Nd5 10. Rc1 N7b6 11. Ba5 Qe8 12. e4 Nxc4 13. dxc4 Nf6 14. Re1 Bg4 15. h3 Bxf3 16. Qxf3 Nd7 17. Qa3 Bd4 18. Bd2 Qd8 19. Be3 c5 20. Bxd4 cxd4 21. e5 Qb6 22. c5 Qc7 23. c6 bxc6 24. Rxc6 Qd8 25. Ra6 Rc8 26. Rxa7 Nb6 27. e6 d3 28. Rd1 d2 29. Qe3 Rc2 30. b3 Qd6 31. Ra6 Rb8 32. exf7+ Kxf7 33. Kh2 Rb2 34. a4 Qb4 35. a5 Nc8 36. Qe6+ Kf8 37. Bd5 Ke8 38. Qe5 Rc2 39. Rc6 Rxc6 40. Bxc6+ Kd8 41. Qd5+ Nd6 42. Qe6 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.17"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2425"]
[BlackElo "2432"]
[PlyCount "105"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Bd2 c5 12. 0-0-0 Nc6 13. Be3 Qa5 14. Kb1 0-0-0 15. c3 Kb8 16. Bf4+ Bd6 17. Bxd6+ Rxd6 18. Ne4 Nxe4 19. Qxe4 Rhd8 20. Ne5 Nxe5 21. Qxe5 f6 22. Qg3 Qc7 23. Rh4 cxd4 24. Rdxd4 Rxd4 25. Qxc7+ Kxc7 26. cxd4 f5 27. Kc2 Kc6 28. Kd3 e5 29. Ke3 f4+ 30. Ke4 exd4 31. Kd3 f3 32. g3 Re8 33. Re4 Rxe4 34. Kxe4 Kc5 35. Kxf3 Kc4 36. Ke2 a5 37. f4 a4 38. g4 d3+ 39. Kd2 Kd4 40. g5 Ke4 41. g6 Kxf4 42. Kxd3 Ke5 43. Kc4 Ke4 44. Kc5 Ke5 45. b4 axb3 46. axb3 Ke6 47. Kb6 Kf5 48. Kxb7 Kg5 49. Kc8 Kxh5 50. b4 Kxg6 51. b5 h5 52. b6 h4 53. b7 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.16"]
[Round "6"]
[White "Riemersma, Liafbern"]
[Black "Vedder, Richard"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2432"]
[BlackElo "2235"]
[PlyCount "89"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Nf3 d6 5. Bg2 Nbd7 6. 0-0 Be7 7. Qc2 0-0 8. d4 Re8 9. h3 Qc7 10. e4 a6 11. Be3 Rb8 12. Rfd1 Bf8 13. Rac1 b6 14. b4 Bb7 15. c5 exd4 16. cxb6 Qxb6 17. Bxd4 c5 18. bxc5 dxc5 19. Be3 Rbd8 20. Rb1 Qa7 21. Rxb7 Qxb7 22. e5 Nxe5 23. Nxe5 Rxd1+ 24. Nxd1 Qc7 25. Nc4 Rd8 26. Nc3 Qd7 27. Kh2 Qd3 28. Qb3 Re8 29. Nd5 Qxb3 30. Nxf6+ gxf6 31. axb3 Rb8 32. Nd2 Rb4 33. Bd5 a5 34. Ne4 Be7 35. Nc3 f5 36. Bc4 Bd6 37. Kg2 Rb8 38. Na4 Rc8 39. Bd2 Ra8 40. Kf3 Kg7 41. Nb6 Re8 42. Bxa5 Be5 43. Nd7 Bd4 44. Bb6 Rd8 45. Bxd8 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.15"]
[Round "5"]
[White "Goudriaan, Etienne"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2376"]
[BlackElo "2432"]
[PlyCount "176"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 0-0 6. e3 b6 7. Rc1 Bb7 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. a3 Qa5+ 11. Nd2 c5 12. dxc5 bxc5 13. Be5 Nd7 14. Bc3 Qc7 15. Bd3 Ne5 16. Bxh7+ Kxh7 17. Qh5+ Kg8 18. Bxe5 Qc6 19. f3 Rad8 20. Nc4 f6 21. Bg3 Ba6 22. 0-0 Qd5 23. Qh4 Rd7 24. Qe4 Qxe4 25. fxe4 e5 26. Kf2 Rb8 27. Kf3 Bxc4 28. Rxc4 Rxb2 29. Rf2 Rb3 30. a4 Rdd3 31. Re2 Rb4 32. Rec2 Rxc4 33. Rxc4 Rd2 34. Be1 Ra2 35. h4 Kf7 36. Ba5 Ke6 37. g4 g6 38. Kg3 Re2 39. Kf3 Rh2 40. Kg3 Re2 41. Kf3 Ra2 42. Kg3 Bf8 43. Kf3 Rh2 44. Kg3 Re2 45. Kf3 Ra2 46. Bd8 Rb2 47. Ba5 Bd6 48. Be1 Be7 49. Ba5 Bf8 50. Kg3 Kd6 51. Kf3 Bh6 52. Rc3 Rh2 53. Rd3+ Ke6 54. Be1 Ra2 55. a5 c4 56. Rd8 Ra3 57. Re8+ Kf7 58. Re7+ Kxe7 59. Bb4+ Kd7 60. Bxa3 Kc6 61. Be7 Bg7 62. Ke2 Kb5 63. Kd2 Kxa5 64. Kc3 Kb5 65. g5 fxg5 66. hxg5 a5 67. Ba3 Ka4 68. Bd6 Kb5 69. Be7 Ka4 70. Kxc4 Bf8 71. Bf6 Bd6 72. Kd5 Bb4 73. Bxe5 Kb3 74. Ba1 a4 75. e5 a3 76. e6 Be7 77. e4 Bxg5 78. Kd6 Bd2 79. e7 Bb4+ 80. Kd7 Bxe7 81. Kxe7 g5 82. e5 g4 83. e6 g3 84. Kd7 g2 85. Bd4 a2 86. e7 g1Q 87. Bxg1 a1Q 88. e8Q Qxg1 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.14"]
[Round "4"]
[White "Riemersma, Liafbern"]
[Black "De Ruiter, Danny"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2432"]
[BlackElo "2305"]
[PlyCount "41"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. g3 g6 4. Nf3 Bg7 5. b4 0-0 6. Bg2 d6 7. Bb2 c5 8. bxc5 dxc5 9. d5 e6 10. 0-0 exd5 11. cxd5 Nxd5 12. Bxg7 Kxg7 13. Qc2 Na6 14. Nc3 Nab4 15. Qb3 Nb6 16. Rad1 Qe7 17. e4 fxe4 18. Rfe1 Bf5 19. Nxe4 Bxe4 20. Nd2 Qf7 21. Qc3+ 1/2-1/2

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.13"]
[Round "3"]
[White "Brink, Barry"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "E56"]
[WhiteElo "2284"]
[BlackElo "2432"]
[PlyCount "136"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd3 c5 7. 0-0 dxc4 8. Bxc4 Nc6 9. a3 Ba5 10. h3 h6 11. Ne2 Qe7 12. Qc2 cxd4 13. Nexd4 Bd7 14. b4 Nxd4 15. Nxd4 Bb6 16. Bb2 Rac8 17. Qe2 Ne4 18. Nf3 Rfd8 19. Rac1 Bc6 20. Rfd1 Rxd1+ 21. Rxd1 Ba4 22. Rc1 Qd6 23. Qd3 Qxd3 24. Bxd3 Rxc1+ 25. Bxc1 Nd6 26. Ne5 Kf8 27. Nc4 Nxc4 28. Bxc4 Ke7 29. Kf1 Kd6 30. Ke2 Kc6 31. Bb2 g6 32. Kd3 Bb5 33. Bg7 h5 34. Kc3 a5 35. Bxb5+ Kxb5 36. bxa5 Bxa5+ 37. Kb3 Bd2 38. a4+ Kc5 39. Bd4+ Kd5 40. Kc2 e5 41. Bxe5 Bxe3 42. Bg3 Bb6 43. f3 Ba5 44. Bf4 Kc4 45. Bd6 Bb4 46. Bf4 Be1 47. Bd6 Kd4 48. Bf4 Kc4 49. Bd6 f5 50. Be7 Bg3 51. Bf8 Be5 52. Ba3 Bd4 53. Be7 Bf2 54. Bd6 b6 55. g4 Bc5 56. Bf4 fxg4 57. fxg4 hxg4 58. hxg4 Kb4 59. Kd3 Kxa4 60. Kc4 Bf2 61. g5 b5+ 62. Kc3 b4+ 63. Kc2 b3+ 64. Kb1 Bd4 65. Bd6 Kb5 66. Bf4 Kc4 67. Bc1 Kd3 68. Bf4 Be3 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.12"]
[Round "2"]
[White "Riemersma, Liafbern"]
[Black "De Roda Husman, Juan"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "2432"]
[BlackElo "2224"]
[PlyCount "53"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. a4 e6 6. Bg5 h6 7. Bh4 Nbd7 8. e3 Be7 9. Bd3 0-0 10. 0-0 b6 11. Qe2 Bb7 12. Rfd1 c5 13. cxd5 Nxd5 14. Bg3 cxd4 15. Nxd5 Bxd5 16. Nxd4 Nc5 17. e4 Bb7 18. Bc4 Qe8 19. f3 Kh8 20. b3 Ra7 21. Bf2 Ba8 22. Kh1 Bb7 23. a5 b5 24. Nxb5 axb5 25. Bxb5 Ba6 26. Bxa6 Rxa6 27. Bxc5 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2015.07.11"]
[Round "1"]
[White "Boelhouwer, Collin"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "2120"]
[BlackElo "2432"]
[PlyCount "46"]
[EventDate "2015.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Bh4 Nxe4 10. Nxe4 Qxh4 11. f3 d5 12. g3 Qd8 13. Nc3 Be7 14. f4 Nxd4 15. Qxd4 0-0 16. Qe3 Bd7 17. Kb1 Bf6 18. Ne2 Qc7 19. g4 Rac8 20. Rc1 e5 21. Rg1 exf4 22. Qf3 Rfe8 23. Nxf4 Qxc2+ 0-1

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.04.25"]
[Round "9.3"]
[White "Van Foreest, Lucas"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "B66"]
[WhiteElo "2170"]
[BlackElo "2432"]
[PlyCount "102"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Be3 Bd7 10. f3 Qc7 11. Kb1 Be7 12. g4 b5 13. Ndxb5 axb5 14. Nxb5 Qb8 15. Nxd6+ Bxd6 16. Qxd6 Qxd6 17. Rxd6 Ne5 18. Be2 Rc8 19. b3 Nexg4 20. Bd4 e5 21. Bb2 Ne3 22. c4 Rc6 23. Rxc6 Bxc6 24. Rg1 Nh5 25. Bxe5 f5 26. c5 Kf7 27. Bd4 f4 28. Kb2 Rd8 29. Kc3 g5 30. h3 Nf6 31. Bxe3 fxe3 32. Bc4+ Ke7 33. Re1 Nd7 34. b4 Ne5 35. Rxe3 Nxc4 36. Kxc4 Bd7 37. a4 Bxa4 38. b5 Rb8 39. b6 Bc6 40. Ra3 h5 41. Ra7+ Rb7 42. Ra8 Rxb6 43. Rh8 Ra6 44. Rxh5 Ra3 45. Rh7+ Kd8 46. Rh6 Kc7 47. Rh7+ Bd7 48. e5 Kd8 49. Kd5 Rd3+ 50. Ke4 Rc3 51. Kd5 Rd3+ 1/2-1/2

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.04.11"]
[Round "8.3"]
[White "Riemersma, Liafbern"]
[Black "Tikranian, Alik"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2432"]
[BlackElo "2151"]
[PlyCount "111"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Rotterdam"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bc5 5. Nf3 d6 6. 0-0 a5 7. d3 h6 8. b3 0-0 9. Bb2 Bg4 10. h3 Bh5 11. e3 Re8 12. Kh2 Bb4 13. Nd5 Bc5 14. a3 Ba7 15. Nxf6+ Qxf6 16. Bc3 Bb6 17. g4 Bg6 18. Ng1 Qh4 19. Qd2 f5 20. gxf5 Bxf5 21. f4 Bh7 22. Bd5+ Kh8 23. Nf3 Qh5 24. fxe5 dxe5 25. Rg1 Re7 26. Raf1 Rd8 27. Rg4 Nb8 28. Rh4 Qe8 29. Be4 Bxe4 30. Rxe4 Nd7 31. Qg2 Nf6 32. Nxe5 Nxe4 33. Qxe4 Rd6 34. Nf7+ Qxf7 35. Rxf7 Rxe4 36. dxe4 Rd3 37. Bd4 Bxd4 38. exd4 Rxd4 39. Rxc7 Rxe4 40. c5 Re2+ 41. Kg1 Ra2 42. Rxb7 Rxa3 43. c6 Ra1+ 44. Kf2 Rc1 45. c7 Kh7 46. Ke3 Kg6 47. Kd4 Kf6 48. Kd5 Rd1+ 49. Kc6 Rc1+ 50. Kb6 Rc3 51. Rb8 Rxb3+ 52. Kxa5 Rc3 53. c8Q Rxc8 54. Rxc8 h5 55. Rc5 g5 56. h4 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.03.21"]
[Round "7.3"]
[White "Bok, Benjamin"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2590"]
[BlackElo "2432"]
[PlyCount "69"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Nxc6 bxc6 10. Bf4 d5 11. Qe3 Bb4 12. Be2 0-0 13. e5 Nh7 14. a3 Be7 15. Ne4 f5 16. Nd6 Ng5 17. g4 fxg4 18. Bxg4 Bxd6 19. exd6 Qf6 20. Be5 Qxf2 21. Qc3 Ra7 22. Bd4 Qf4+ 23. Be3 Ne4 24. Qe1 Qxg4 25. Bxa7 Rf7 26. Be3 Nxd6 27. Bxh6 Rb7 28. Rg1 Qf5 29. Qc3 Qh7 30. Bf4 Nc4 31. b3 Nxa3 32. Rdf1 d4 33. Qxc6 Bd7 34. Qc5 Rxb3 35. Qf8+ 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.03.07"]
[Round "6.4"]
[White "Nikolic, Predrag"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2602"]
[BlackElo "2432"]
[PlyCount "109"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 0-0 6. Nc3 h6 7. Bxf6 Bxf6 8. Rc1 c6 9. a3 Nd7 10. h3 Re8 11. Qc2 e5 12. Rd1 exd4 13. Nxd4 c5 14. Nf3 d4 15. Nd5 Nb6 16. Nxf6+ Qxf6 17. Be2 Bf5 18. Qc1 Rad8 19. Rd2 dxe3 20. fxe3 Rxd2 21. Qxd2 Qe6 22. Kf2 Nxc4 23. Bxc4 Qxc4 24. Rc1 Qb5 25. b4 cxb4 26. axb4 Qb6 27. Qd4 Qxd4 28. Nxd4 Be4 29. Rc7 h5 30. g4 hxg4 31. hxg4 g6 32. Nb5 Re6 33. Nxa7 Rf6+ 34. Ke2 Ra6 35. Nc8 Ra2+ 36. Ke1 Rb2 37. Nd6 Rxb4 38. g5 Rb1+ 39. Kf2 Rb2+ 40. Kg3 Rg2+ 41. Kh3 Rc2 42. Rxf7 Rc3 43. Re7 Bc6 44. Kg3 Rd3 45. Re6 Kg7 46. Kf4 b5 47. e4 b4 48. Nc4 Bd7 49. Rb6 Rd4 50. Nd6 Rd3 51. Ke5 Kf8 52. Kf6 Rf3+ 53. Kxg6 b3 54. Rb8+ Ke7 55. Nf5+ 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.02.07"]
[Round "5.3"]
[White "Michiels, Bart"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2546"]
[BlackElo "2432"]
[PlyCount "80"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nc3 e6 7. g4 Bg6 8. Ne5 Nbd7 9. Nxg6 hxg6 10. Bd2 Bb4 11. cxd5 exd5 12. Qb3 Qb6 13. f3 Bd6 14. Kf2 Qc7 15. Kg2 g5 16. Rc1 a6 17. Bd3 Nf8 18. e4 dxe4 19. fxe4 Ng6 20. e5 Nh4+ 21. Kf2 Bxe5 22. dxe5 0-0-0 23. Qc2 Qxe5 24. Be3 g6 25. Rce1 Rhe8 26. Bc4 Nxg4+ 27. hxg4 Qf6+ 28. Kg1 Qf3 29. Rxh4 Rxe3 30. Rxe3 Qxe3+ 31. Qf2 Qxf2+ 32. Kxf2 gxh4 33. Ne4 f5 34. gxf5 gxf5 35. Nc5 Rd2+ 36. Ke3 Rxb2 37. Be6+ Kc7 38. Nd3 h3 39. Bxf5 h2 40. Nxb2 h1Q 0-1

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.12.13"]
[Round "4.3"]
[White "Riemersma, Liafbern"]
[Black "Ypma, Peter"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2432"]
[BlackElo "2209"]
[PlyCount "127"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 c6 2. Nf3 d5 3. g3 dxc4 4. Bg2 b5 5. a4 Bb7 6. b3 cxb3 7. Qxb3 e6 8. axb5 Qd5 9. Qe3 Qxb5 10. 0-0 Nf6 11. Nc3 Qb6 12. d4 Be7 13. Ba3 Bxa3 14. Na4 Qb4 15. Rxa3 Nd5 16. Qc1 Nd7 17. e4 N5b6 18. Nc5 Nxc5 19. dxc5 Nd7 20. Qa1 Qxc5 21. Ra5 Qe7 22. Qxg7 Qf6 23. Qxf6 Nxf6 24. Rb1 Bc8 25. Ne5 0-0 26. Nxc6 a6 27. Ne7+ Kg7 28. e5 Nd5 29. Bxd5 exd5 30. Nxc8 Rfxc8 31. Rb6 d4 32. Rd6 Rc1+ 33. Kg2 Rd1 34. Raxa6 Rxa6 35. Rxa6 Re1 36. f4 Re2+ 37. Kh3 d3 38. Rd6 d2 39. g4 h6 40. Kg3 Kf8 41. h4 Re3+ 42. Kg2 Re2+ 43. Kf3 Rh2 44. Kg3 Re2 45. g5 h5 46. Kf3 Rh2 47. Kg3 Re2 48. Kf3 Rh2 49. Ke3 Rxh4 50. Rxd2 Rh1 51. Rd6 Kg7 52. Rh6 Re1+ 53. Kf3 Rf1+ 54. Ke4 Rh1 55. Kf5 Rh2 56. Ra6 Rg2 57. Ra7 h4 58. e6 h3 59. Rxf7+ Kg8 60. Kg6 Re2 61. f5 h2 62. Rg7+ Kf8 63. Rh7 Kg8 64. Rh4 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.11.22"]
[Round "3.5"]
[White "Vedder, Henk"]
[Black "Riemersma, Liafbern"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "2382"]
[BlackElo "2432"]
[PlyCount "143"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. 0-0 Bd6 9. f4 Qc8 10. Bd3 Bxd3 11. Qxd3 Nbd7 12. b3 Qc7 13. Bb2 0-0-0 14. c4 Kb8 15. Qf3 h5 16. Nc3 Be7 17. Rad1 h4 18. Nge4 Nxe4 19. Nxe4 Nf6 20. Nc5 Nd7 21. Nd3 Rhe8 22. b4 f5 23. Rfe1 Bf6 24. Qf2 g5 25. fxg5 Bxg5 26. Bc1 Bxc1 27. Rxc1 Nf6 28. Ne5 Ne4 29. Qxh4 Rxd4 30. Nf3 Rd7 31. Red1 Rh7 32. Qe1 Ng5 33. Rc2 Reh8 34. Rdd2 Rxh2 35. Nxh2 Qxh2+ 36. Kf1 Ne4 37. Rd3 Qf4+ 38. Ke2 Qg4+ 39. Ke3 Qg5+ 40. Kf3 Qg4+ 41. Ke3 e5 42. Rb3 f4+ 43. Kxe4 f3+ 44. Ke3 fxg2 45. Rc1 Rh1 46. Kf2 Rxe1 47. Rxe1 Qxc4 48. Kxg2 Qc2+ 49. Kf3 Qxa2 50. Ree3 a6 51. Ke4 Qa1 52. Kf5 Qd4 53. Red3 Qf4+ 54. Ke6 e4 55. Rh3 Qg5 56. Rhe3 Qd5+ 57. Kf6 Ka7 58. Rec3 b5 59. Ke7 Kb6 60. Rg3 a5 61. bxa5+ Kxa5 62. Kf6 b4 63. Rg5 Qxg5+ 64. Kxg5 Ka4 65. Rb1 b3 66. Kf4 Ka3 67. Kxe4 Ka2 68. Re1 b2 69. Kd4 b1Q 70. Rxb1 Kxb1 71. Kc5 Kc1 72. Kxc6 1/2-1/2

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.11.01"]
[Round "2.4"]
[White "Riemersma, Liafbern"]
[Black "Bus, Tom"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2432"]
[BlackElo "2112"]
[PlyCount "73"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Voerendaal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. Nf3 0-0 6. 0-0 Nc6 7. d4 cxd4 8. Nxd4 d6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Bg2 Qa5 12. Nb5 Bd7 13. Bd2 Qa6 14. a4 Rfc8 15. b3 Bc6 16. Bxc6 Rxc6 17. Be3 Ra8 18. Rc1 Qb7 19. Bd4 h5 20. Rb1 h4 21. gxh4 Qd7 22. f3 a6 23. Nc3 Qh3 24. Bxf6 Bxf6 25. Nd5 Qxh4 26. Qe1 Qh8 27. Kh1 e6 28. Nxf6+ Qxf6 29. Qg3 a5 30. Rfd1 Rd8 31. Rd3 Rb6 32. Qf2 Rdb8 33. c5 dxc5 34. Qxc5 Rb4 35. Qxa5 Qh4 36. Qe5 Rxa4 37. Qxb8+ 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.09.27"]
[Round "1.2"]
[White "Werle, Jan"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2523"]
[BlackElo "2432"]
[PlyCount "93"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]
[WhiteTeam "Groningen"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Nb6 8. Ne5 a5 9. g3 e6 10. Bg2 Bb4 11. 0-0 0-0 12. e3 h6 13. Qe2 Qe7 14. e4 Bh7 15. Rd1 Rfd8 16. Bf4 Nfd7 17. Nd3 Bd6 18. e5 Bc7 19. Be4 Nd5 20. Bxh7+ Kxh7 21. Nxd5 cxd5 22. Be3 Rac8 23. Nf4 f6 24. exf6 Nxf6 25. Rac1 Qe8 26. b3 Bxf4 27. Bxf4 Rxc1 28. Rxc1 Rc8 29. Re1 Qg6 30. Qb5 Rc2 31. Rxe6 Rxf2 32. Rxf6 Qc2 33. Rxh6+ gxh6 34. Qd7+ Kg6 35. Qe8+ Kf6 36. Qe5+ Kg6 37. Qe6+ Kg7 38. Qxh6+ Kg8 39. Qe6+ Kg7 40. Qd7+ Kg6 41. Qe8+ Kf6 42. Be5+ Kg5 43. Qg8+ Kh5 44. g4+ Kh4 45. Bg3+ Kh3 46. Qh8+ Kxg4 47. Qh4+ 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.05.12"]
[Round "9.3"]
[White "Lammens, Tim"]
[Black "Riemersma, Liafbern"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2317"]
[BlackElo "2437"]
[PlyCount "106"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "ESG Max Euwe"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Qc2 Na6 6. a3 c6 7. Nc3 Nc7 8. Bf4 Be7 9. e3 0-0 10. Bd3 Ne6 11. Be5 g6 12. h4 Ng7 13. 0-0-0 Bg4 14. e4 Rc8 15. Qd2 dxe4 16. Nxe4 Nxe4 17. Bxe4 f6 18. Bf4 Qd7 19. Kb1 Bf5 20. Bxf5 Qxf5+ 21. Ka1 Rcd8 22. Bh6 Rf7 23. Bxg7 Kxg7 24. h5 g5 25. Rhe1 Bf8 26. Re3 Rfd7 27. Rd3 Kg8 28. Nh2 Qf4 29. Qxf4 gxf4 30. g4 fxg3 31. fxg3 Rg7 32. Rf1 Rd5 33. Rf4 f5 34. Nf1 Bd6 35. Rff3 Rb5 36. Ka2 Rg5 37. h6 Kf7 38. Rb3 Kg6 39. Rxb5 cxb5 40. d5 Kxh6 41. Ne3 Kg6 42. Nf1 Rg4 43. Re3 Re4 44. Rd3 Kf6 45. Ne3 Ke5 46. Kb1 a5 47. Rc3 b4 48. axb4 Bxb4 49. Rd3 Bc5 50. Ng2 Rd4 51. Rc3 Bd6 52. Rf3 Rxd5 53. Ne3 Ke4 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.04.12"]
[Round "8.8"]
[White "Riemersma, Liafbern"]
[Black "Okkes, Menno"]
[Result "1/2-1/2"]
[ECO "E39"]
[WhiteElo "2437"]
[BlackElo "2354"]
[PlyCount "43"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 0-0 6. Nf3 Na6 7. g3 Nxc5 8. Bg2 b6 9. 0-0 Bb7 10. Rd1 Rc8 11. Bf4 Nce4 12. Nxe4 Bxe4 13. Qa4 a5 14. Ne5 Bxg2 15. Kxg2 d5 16. Bg5 Qe8 17. Qxe8 Rfxe8 18. Bxf6 gxf6 19. Ng4 Kg7 20. cxd5 Rc2 21. a3 Bc5 22. b4 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.03.29"]
[Round "7.7"]
[White "Riemersma, Liafbern"]
[Black "Pijpers, Arthur"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2437"]
[BlackElo "2360"]
[PlyCount "47"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 dxc4 6. Bg2 Nbd7 7. 0-0 Be7 8. a4 a5 9. e4 0-0 10. Qe2 Nb6 11. Rd1 Nfd7 12. Nd2 e5 13. d5 Bc5 14. Nxc4 Nxc4 15. Qxc4 Qb6 16. Rd2 Bd4 17. Rb1 Nf6 18. Qd3 Rd8 19. b3 cxd5 20. Nxd5 Nxd5 21. exd5 Be6 22. Bb2 Bxd5 23. Bxd4 exd4 24. Qxd4 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.02.08"]
[Round "5.4"]
[White "Levin, Felix"]
[Black "Riemersma, Liafbern"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2478"]
[BlackElo "2437"]
[PlyCount "79"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Voerendaal"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 0-0 6. a3 c5 7. dxc5 dxc4 8. e4 Qa5 9. Nd2 Qxc5 10. Be3 Qc7 11. Bxc4 a6 12. 0-0 b5 13. Ba2 Nbd7 14. Rc1 Qb8 15. Qe2 Bb7 16. Rfd1 Rd8 17. Bb1 Ne5 18. h3 Nfd7 19. b4 h6 20. f4 Nc6 21. e5 a5 22. Qxb5 axb4 23. axb4 Nxb4 24. Nde4 Nd5 25. Nxd5 Bxd5 26. Qe2 Ba3 27. Rc3 Bb4 28. Rcc1 Ba3 29. Rc3 Qb4 30. Bd2 Qb2 31. Rg3 Bf8 32. Qd3 Ra3 33. Bc3 Qb6+ 34. Kh2 Qa6 35. Qd2 g6 36. f5 exf5 37. Qxd5 fxe4 38. Bxe4 Nc5 39. Qxd8 Nxe4 40. Bb4 1-0

[Event "Tata Steel-C 76th"]
[Site "Wijk aan Zee"]
[Date "2014.01.26"]
[Round "9"]
[White "Riemersma, Liafbern"]
[Black "Hopman, Pieter"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2429"]
[BlackElo "2346"]
[PlyCount "69"]
[EventDate "2014.01.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[EventCategory "5"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. f3 d5 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. c4 cxd4 8. cxd5 Qa5+ 9. Qd2 Qxd5 10. Nc3 Qc5 11. Nb5 Qb6 12. e6 fxe6 13. Nfxd4 Nxd4 14. Qxd4 Qxd4 15. Nxd4 Nb6 16. g3 g6 17. Bh3 Kf7 18. Nf3 h6 19. Ne5+ Kg7 20. b3 Kh7 21. Bb2 Bg7 22. 0-0-0 Nd5 23. Rhe1 b5 24. Bf1 a6 25. Bd3 Bxe5 26. Rxe5 Nf6 27. h4 Kg7 28. g4 Kf7 29. g5 Ng4 30. h5 Nxe5 31. Bxe5 Rg8 32. gxh6 Bb7 33. h7 Rgc8+ 34. Kb2 gxh5 35. Rg1 1-0

