[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2021.09.18"]
[Round "1.4"]
[White "De Wit, Tex"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2305"]
[BlackElo "2223"]
[PlyCount "111"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. Nc3 d5 8. cxd5 exd5 9. Ne5 h6 10. Bf4 Na6 11. Rc1 c5 12. dxc5 Nxc5 13. Nb5 Nfe4 14. Nd4 Bf6 15. b4 Ne6 16. Ndc6 Qe8 17. Qxd5 Bxe5 18. Bxe5 N6c5 19. Bxe4 Nxe4 20. Qxe4 b5 21. Rc5 Rc8 22. Rfc1 Qe6 23. f4 f6 24. f5 Rxc6 25. Rxc6 Bxc6 26. Rxc6 Qxe5 27. Qxe5 fxe5 28. Rc5 a6 29. Rxe5 Rd8 30. Kf2 Rd2 31. a3 Ra2 32. Re3 Kf7 33. g4 Ra1 34. Rc3 g6 35. e4 gxf5 36. exf5 Kg7 37. h4 Rh1 38. Rc7+ Kg8 39. Rc6 Rxh4 40. Kg3 Rh1 41. Rxa6 h5 42. gxh5 Rxh5 43. Kg4 Rh1 44. Kg5 Rh3 45. Ra7 Kf8 46. Kf6 Rh6+ 47. Ke5 Rh3 48. Ke6 Rf3 49. Kf6 Ke8 50. Ra8+ Kd7 51. Kg6 Ke7 52. Ra7+ Kf8 53. Rb7 Rxa3 54. Rxb5 Ke7 55. Rb7+ Kd6 56. f6 1-0

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2020.02.01"]
[Round "5.2"]
[White "Burg, Twan"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "2527"]
[BlackElo "2234"]
[PlyCount "77"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Den Bosch HMC"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. 0-0 Bb4 9. Na4 Be7 10. Nxc6 bxc6 11. Nb6 Rb8 12. Nxc8 Qxc8 13. Bd4 Qc7 14. e5 Nd5 15. c4 Nf4 16. Bf3 0-0 17. Re1 Ng6 18. Qc2 c5 19. Bc3 d6 20. exd6 Bxd6 21. g3 Be5 22. Be4 Bxc3 23. bxc3 f5 24. Bg2 e5 25. Qa4 e4 26. Red1 Ne5 27. Rd5 Rf6 28. Qa3 Rc6 29. Qc1 g6 30. Qg5 Nf7 31. Qe3 Rd8 32. f3 Rxd5 33. cxd5 Rf6 34. fxe4 Qe5 35. Re1 f4 36. gxf4 Rxf4 37. Qxc5 Rh4 38. h3 Ng5 39. Qe3 1-0

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.12.14"]
[Round "4.6"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2342"]
[BlackElo "2231"]
[PlyCount "45"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Qc2 c6 9. Bd3 Qc7 10. Bf4 Bd6 11. Bxd6 Qxd6 12. 0-0 0-0 13. Na4 Bg4 14. Nd2 Bh5 15. Nc5 Nxc5 16. dxc5 Qe7 17. Nb3 Bg6 18. Rac1 Nd7 19. Nd4 Ne5 20. Bf5 Rfe8 21. b3 Qf6 22. h3 Nd7 23. Rfd1 1/2-1/2

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.11.02"]
[Round "2.2"]
[White "De Jong, Jan Willem"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2443"]
[BlackElo "2225"]
[PlyCount "96"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 0-0 7. Bd2 bxc4 8. Bxc4 exd5 9. Bxd5 Nxd5 10. Nxd5 Bxd2+ 11. Qxd2 Nc6 12. Ne2 Ba6 13. 0-0 f5 14. Rfd1 fxe4 15. fxe4 Bxe2 16. Qxe2 Kh8 17. Qe3 d6 18. Rf1 Qd7 19. h3 Rae8 20. Rad1 Qd8 21. a3 a5 22. Rxf8+ Rxf8 23. Nc3 Nd4 24. Ne2 Nxe2+ 25. Qxe2 Qe7 26. Qa6 Qxe4 27. Qxd6 Qe3+ 28. Kh2 Kg8 29. Qd5+ Kh8 30. Qd6 Kg8 31. Rd5 Rc8 32. Rf5 h6 33. Qd7 Rb8 34. Qd5+ Kh8 35. Qxc5 Qxc5 36. Rxc5 Rxb2 37. Rxa5 Rb3 38. Kg1 Rb2 39. Rf5 Ra2 40. Rf3 Kh7 41. h4 h5 42. Kf1 g5 43. g3 Kg6 44. Ke1 Rh2 45. hxg5 Kxg5 46. a4 Ra2 47. Rf4 Rg2 48. Rf3 Ra2 1/2-1/2

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.10"]
[Round "9"]
[White "Johannsson, Birkir Isak"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1988"]
[BlackElo "2263"]
[PlyCount "109"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. 0-0 c6 10. Bf4 Qc7 11. Qd2 0-0 12. h3 Rfe8 13. b4 Nb6 14. Ne2 h6 15. Qc2 Nc4 16. Nd2 Nxd2 17. Qxd2 Ne4 18. Qc2 Bxf4 19. Nxf4 Nd6 20. Rfc1 Qd7 21. a4 Rec8 22. Qc3 Bf5 23. Be2 g5 24. Nh5 Qe6 25. Ng3 Bg6 26. Qb3 h5 27. Nxh5 Bxh5 28. Bxh5 f5 29. Qd1 Kh8 30. Be2 Rg8 31. g3 g4 32. h4 Rae8 33. Bf1 Ne4 34. Qe1 Qf6 35. Qd1 Qd6 36. Bg2 Qxb4 37. Rab1 Qe7 38. Rb6 Rd8 39. Bxe4 fxe4 40. Rcb1 Rd7 41. R1b3 Rg7 42. Qb1 Rf7 43. Qb2 Kh7 44. Kg2 Rc7 45. Kg1 Kg8 46. Qe2 Qd7 47. Qb2 Kf8 48. R3b4 Ke8 49. Rb3 Kd8 50. a5 Qe7 51. Qe2 Rg7 52. Qb2 Kc8 53. Kg2 Rf7 54. Kg1 Qf6 55. Qe2 1/2-1/2

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.09"]
[Round "8"]
[White "Halfhide, Sebastian"]
[Black "Joensson, Jacob"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2263"]
[BlackElo "2030"]
[PlyCount "49"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qa4 Qb4 13. Qc2 Nb6 14. a3 Qc5 15. Qe2 Bd7 16. Bg5 Qc7 17. Rac1 Bc6 18. Nd4 Be7 19. Nb5 Qd7 20. Bxe7 Kxe7 21. Qg4 Kf8 22. Nxa7 Nc8 23. Nxc8 Rxc8 24. b4 Ra8 25. b5 1-0

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.08"]
[Round "7"]
[White "Alivodic, Dario"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2092"]
[BlackElo "2263"]
[PlyCount "65"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. d4 d5 4. exd5 Qxd5 5. c4 Qe4+ 6. Be3 e5 7. Nd2 Qg6 8. dxe5 Nh6 9. Bxh6 Qxh6 10. Ngf3 Be7 11. Bd3 0-0 12. Qe2 Nc6 13. 0-0 Re8 14. Be4 Bf8 15. Bxc6 Qxc6 16. Rfe1 Bg4 17. h3 Bh5 18. g4 Bg6 19. Nd4 Qb6 20. N2f3 Rad8 21. Rad1 Bc5 22. Nf5 Rxd1 23. Rxd1 f6 24. Rd7 Bxf5 25. gxf5 fxe5 26. Ng5 Qc6 27. Rf7 Be7 28. Qh5 Bxg5 29. Rc7 Qf6 30. Qxe8+ Qf8 31. Qe6+ Kh8 32. Rc8 Bd8 33. Qd7 1-0

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.07"]
[Round "6"]
[White "Halfhide, Sebastian"]
[Black "Bekasovs, Rihards"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2263"]
[BlackElo "2144"]
[PlyCount "100"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 d6 7. d3 Nge7 8. Nfd2 0-0 9. c3 Rb8 10. f4 Qc7 11. Nf3 b5 12. g4 b4 13. c4 f5 14. h3 Nd4 15. Nxd4 Bxd4+ 16. Kh1 Nc6 17. Nd2 Bg7 18. Nf3 Bd7 19. Be3 Rbe8 20. Qd2 e5 21. exf5 gxf5 22. Ng5 Ne7 23. fxe5 Bxe5 24. Bf4 Bxf4 25. Qxf4 Ng6 26. Bd5+ Kg7 27. Qd2 fxg4 28. Nf7 Bc6 29. Qh6+ Kg8 30. Ng5+ Bxd5+ 31. cxd5 Qb7 32. Kg1 gxh3 33. Qxh3 Qg7 34. Kh1 Rf4 35. Ne6 Rxf1+ 36. Rxf1 Qe7 37. Rg1 Qf6 38. Ng5 Re7 39. Ne4 Qe5 40. Qc8+ Kg7 41. Rf1 Qxd5 42. Qa6 Qh5+ 43. Kg1 Qg4+ 44. Kh2 Qh4+ 45. Kg1 Qg4+ 46. Kh2 Nh4 47. Rf2 Nf3+ 48. Rxf3 Qxf3 49. Qxd6 Qh5+ 50. Kg3 Qe5+ 0-1

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.06"]
[Round "5"]
[White "Pirard, Natan"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "C79"]
[WhiteElo "2153"]
[BlackElo "2263"]
[PlyCount "82"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. Re1 g6 7. c3 Bg7 8. d4 Nf6 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Bg5 b5 12. Bb3 0-0 13. a4 Qe7 14. Na3 h6 15. Bxf6 Bxf6 16. Nc2 Rfd8 17. Qe2 Be8 18. Nb4 c6 19. axb5 axb5 20. Rxa8 Rxa8 21. Rd1 Kg7 22. Qe3 Qa7 23. Qxa7 Rxa7 24. Nd3 Rd7 25. Kf1 Kf8 26. Ke2 Ra7 27. Ne1 Be7 28. Nc2 Bc5 29. Ra1 Rxa1 30. Nxa1 Ke7 31. Ba2 f5 32. Nb3 Bb6 33. Nd2 Kf6 34. b4 Bd7 35. Bb3 h5 36. h3 Ba7 37. Ba2 Bc8 38. Bb3 Bb7 39. Bc2 Bc8 40. Bb3 Ba6 41. Ba2 Bc8 1/2-1/2

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.05"]
[Round "4"]
[White "Halfhide, Sebastian"]
[Black "Miesbauer, Jan"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2263"]
[BlackElo "2399"]
[PlyCount "99"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 Nc6 8. 0-0 a5 9. a4 b6 10. Qe2 cxd4 11. cxd4 Nb4 12. Bb5 Ba6 13. Nb1 Bxb5 14. axb5 0-0 15. Nc3 Rc8 16. Bd2 Re8 17. Rfc1 f6 18. exf6 Bxf6 19. Bf4 Rc4 20. Qd2 e5 21. Nxe5 Nxe5 22. Bxe5 Bxe5 23. dxe5 Rxe5 24. Ne2 Qe8 25. Nd4 Re4 26. Nf5 Re2 27. Qd1 h6 28. Rxc4 dxc4 29. Ne3 Rxe3 30. fxe3 Qxe3+ 31. Kf1 Nd3 32. Qf3 Qe5 33. Rd1 Qxb5 34. Qa8+ Kf7 35. Qf3+ Kg6 36. Qg4+ Kf6 37. Qf3+ Qf5 38. b3 Qxf3+ 39. gxf3 cxb3 40. Rxd3 a4 41. Rd6+ Ke5 42. Rxb6 Kd4 43. Ke2 Kc3 44. Kd1 Kb2 45. Re6 a3 46. Re2+ Kb1 47. Re3 Ka2 48. Re1 Kb2 49. Re2+ Ka1 50. Re3 1/2-1/2

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.04"]
[Round "3"]
[White "Toquero Gracia, Pau"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2080"]
[BlackElo "2263"]
[PlyCount "69"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. d3 g6 6. Nbd2 Bg7 7. 0-0 0-0 8. Qc2 Nc6 9. b3 Ne8 10. Bb2 Nc7 11. d4 cxd4 12. Nxd4 d5 13. Nxc6 Bxc6 14. exd5 Nxd5 15. c4 Nb4 16. Qc1 Nd3 17. Bxd3 Bxb2 18. Qxb2 Qxd3 19. Rfd1 Rfd8 20. Qb1 Qc3 21. Nf1 a5 22. Qc1 Qb4 23. Qc2 a4 24. Rxd8+ Rxd8 25. Rd1 Rd6 26. Rxd6 Qxd6 27. Ne3 Qd4 28. h3 a3 29. Qd1 Qb2 30. Qd8+ Kg7 31. Qxe7 Qxa2 32. Qe5+ Kf8 33. Qh8+ Ke7 34. Qe5+ Kd7 35. Nd5 1/2-1/2

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.03"]
[Round "2"]
[White "Halfhide, Sebastian"]
[Black "Salemgareev, Tagir"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2263"]
[BlackElo "2444"]
[PlyCount "86"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 d4 4. Bg2 c5 5. 0-0 Nc6 6. e3 Nf6 7. exd4 cxd4 8. d3 Be7 9. Na3 0-0 10. Nc2 Re8 11. Rb1 e5 12. Re1 Bf8 13. Bg5 Bd7 14. b4 h6 15. b5 hxg5 16. bxc6 Bxc6 17. Nxe5 Bxg2 18. Kxg2 Qc7 19. Nf3 Rxe1 20. Ncxe1 g4 21. Nxd4 Rd8 22. Nb3 a5 23. Kg1 Qe5 24. Ng2 a4 25. Nc1 Bc5 26. Qxa4 Nh7 27. Qd1 Qf5 28. Ne3 Bxe3 29. fxe3 Ng5 30. Kg2 Qe4+ 31. dxe4 Rxd1 32. Ra1 Rd2+ 33. Kf1 Rxh2 34. Nb3 Nxe4 35. a4 Nd2+ 36. Kg1 Nxb3 37. Rb1 Nd2 38. Rxb7 Nf3+ 39. Kf1 Ra2 40. Rb4 Nd2+ 41. Kg1 Ne4 42. c5 Nxc5 43. Rxg4 Rxa4 0-1

[Event "EU-ch U18"]
[Site "Bratislava"]
[Date "2019.08.02"]
[Round "1"]
[White "Sivcak, Matej"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "C33"]
[WhiteElo "1821"]
[BlackElo "2263"]
[PlyCount "68"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 Nc6 4. Nf3 Nf6 5. Nc3 Bb4 6. d3 d5 7. exd5 Nxd5 8. Bxd5 Qxd5 9. Bxf4 Qc5 10. Qd2 0-0 11. Be3 Re8 12. Kf2 Qh5 13. Rhf1 Ne5 14. Kg1 Bg4 15. Nxe5 Rxe5 16. Rae1 Rae8 17. h3 Bxh3 18. d4 R5e6 19. Bf4 Qg6 20. Rxe6 Bxe6 21. a3 Bxc3 22. Qxc3 Bd5 23. Qd2 Qg4 24. Rf2 c6 25. a4 h5 26. b3 b5 27. axb5 cxb5 28. Be5 f6 29. Bd6 Re6 30. Bb4 Re4 31. Bc5 h4 32. Qd3 Re1+ 33. Kh2 Be4 34. Qh3 Rh1+ 0-1

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.25"]
[Round "5"]
[White "Tisaj, Domen"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E46"]
[WhiteElo "2232"]
[BlackElo "2286"]
[PlyCount "101"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 c6 6. a3 Ba5 7. Bd2 d5 8. Ng3 Nbd7 9. Be2 dxc4 10. Bxc4 e5 11. 0-0 Bc7 12. dxe5 Nxe5 13. Be2 Bg4 14. h3 Bxe2 15. Ncxe2 Nc4 16. Bc3 Be5 17. Qc2 Bxc3 18. Qxc3 Nb6 19. e4 Re8 20. f3 Nbd7 21. Nf5 Qb6+ 22. Kh1 Qc5 23. Rfd1 Qxc3 24. Nxc3 Nb6 25. b3 g6 26. Nd6 Re7 27. g3 Ne8 28. f4 Rd8 29. Nxe8 Rexe8 30. e5 f5 31. Kg2 Kf7 32. Kf3 Ke6 33. g4 Rf8 34. Ne2 c5 35. b4 fxg4+ 36. hxg4 Nc4 37. Kg3 Nb2 38. Rxd8 Rxd8 39. bxc5 Na4 40. Rc1 g5 41. c6 bxc6 42. Rxc6+ Kd5 43. Ra6 Nc5 44. Rxa7 Ne4+ 45. Kf3 Nd2+ 46. Ke3 Nc4+ 47. Kd3 gxf4 48. Nxf4+ Kc5+ 49. Kc3 Nxe5 50. Ra5+ Kd6 51. Rd5+ 1-0

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.24"]
[Round "4"]
[White "Halfhide, Sebastian"]
[Black "Bucher, Grant"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2286"]
[BlackElo "2098"]
[PlyCount "55"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nd2 e6 4. Ngf3 c5 5. c3 Nf6 6. Bd3 cxd4 7. cxd4 Be7 8. 0-0 Ba6 9. Bxa6 Nxa6 10. d5 exd5 11. e5 Ne4 12. Nxe4 dxe4 13. Nd4 0-0 14. Qg4 g6 15. Qxe4 Re8 16. Qg4 Bf8 17. Bg5 Be7 18. Bf4 Bf8 19. Rad1 h5 20. Qh3 Nc5 21. Nb5 Ne6 22. Be3 Bc5 23. f4 Qe7 24. Nd6 Bxd6 25. exd6 Qd8 26. f5 Nf8 27. fxg6 fxg6 28. Qf3 1-0

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.24"]
[Round "3"]
[White "Klaric, Zoran"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "2086"]
[BlackElo "2286"]
[PlyCount "62"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. f4 c5 2. b3 b6 3. Nf3 Bb7 4. e3 e6 5. Bb2 Nh6 6. Be2 Nf5 7. 0-0 Nc6 8. c4 Be7 9. Nc3 0-0 10. Bd3 Nh4 11. a3 f5 12. Be2 Rb8 13. Rb1 a6 14. Qe1 Ba8 15. Qg3 Nxf3+ 16. Bxf3 Bf6 17. Na4 d6 18. Bxf6 Qxf6 19. Nc3 b5 20. cxb5 axb5 21. a4 bxa4 22. bxa4 Nb4 23. Nb5 Qe7 24. d4 Nd5 25. dxc5 dxc5 26. e4 fxe4 27. Bxe4 Nb6 28. Bc2 Rbd8 29. Rf2 c4 30. Qh3 g6 31. Re1 Rf6 1/2-1/2

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.02"]
[Round "5"]
[White "Halfhide, Sebastian"]
[Black "Vroombout, Enrico"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2283"]
[BlackElo "2141"]
[PlyCount "35"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. 0-0 0-0 8. c3 a5 9. a4 b6 10. Re1 Ba6 11. exd5 exd5 12. Nf1 Re8 13. Nh4 Qd7 14. Bf4 h6 15. Nf3 Bd6 16. Re4 Re7 17. Rxe7 Re8 18. Rxe8+ 1-0

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.02"]
[Round "6"]
[White "Reichardt, Robin"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2045"]
[BlackElo "2283"]
[PlyCount "94"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Nc3 d5 8. Bg2 c6 9. cxd5 cxd5 10. 0-0 Nc6 11. Re1 0-0 12. Bg5 Rc8 13. Qd2 h6 14. Bxf6 Bxf6 15. Rac1 Be7 16. Qb2 Qd6 17. Nb1 Rc7 18. a3 Rfc8 19. b4 Bxe2 20. Rxc6 Rxc6 21. Qxe2 Rc1 22. Nbd2 a5 23. Nb3 Rxe1+ 24. Qxe1 a4 25. Nbd2 Qc7 26. Qe3 Qc1+ 27. Bf1 Bd6 28. Qd3 Rc3 29. Qb5 Rxa3 30. Qe8+ Bf8 31. Ne5 Qc7 32. Bb5 Qe7 33. Bxa4 f6 34. Ng6 Qxe8 35. Bxe8 Bxb4 36. Nf1 Bd6 37. Bd7 Kf7 38. Nh4 Rd3 39. Nf3 Rxf3 40. Ne3 Bf4 41. gxf4 Rxf4 42. Nc2 Rf3 43. Ne3 Rf4 44. Nc2 Ke7 45. Bb5 e5 46. Ne3 Kd6 47. dxe5+ fxe5 0-1

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.01"]
[Round "2"]
[White "Halfhide, Sebastian"]
[Black "Beerdsen, Thomas"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2283"]
[BlackElo "2488"]
[PlyCount "104"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 d5 4. exd5 exd5 5. Bg2 Qe7+ 6. Qe2 Nc6 7. Qxe7+ Ngxe7 8. 0-0 g6 9. d3 Bg7 10. Nc3 Be6 11. Bf4 h6 12. Nb5 Kd7 13. Nc7 g5 14. Nxe6 fxe6 15. Be3 b6 16. c3 Nf5 17. Ne1 Nxe3 18. fxe3 Rhf8 19. Nc2 b5 20. d4 b4 21. cxb4 cxd4 22. b5 Ne7 23. Nxd4 Bxd4 24. exd4 Nf5 25. Rad1 Ne3 26. Rxf8 Rxf8 27. Rd3 Nc4 28. b3 Na3 29. Bf3 Nxb5 30. Bg4 Rc8 31. Rd2 Rc1+ 32. Kg2 Kd6 33. h4 Nc3 34. Bf3 Ra1 35. hxg5 hxg5 36. Kh3 Rxa2 37. Rxa2 Nxa2 38. Kg4 Nb4 39. Kxg5 Nc6 40. Kf6 Nxd4 41. Bd1 Nf5 42. g4 Ne7 43. g5 d4 44. g6 Nxg6 45. Kxg6 Ke5 46. Kf7 d3 47. Ke7 d2 48. Kd7 a5 49. Ke7 Kd5 50. Bf3+ Ke5 51. Bd1 Kd5 52. Bf3+ Ke5 1/2-1/2

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.01"]
[Round "3"]
[White "Pham, Khoi"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2172"]
[BlackElo "2283"]
[PlyCount "69"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Nge2 bxc4 8. Nf4 e5 9. Nfe2 Nbd7 10. Ng3 Nb6 11. Be2 0-0 12. 0-0 Re8 13. Bg5 h6 14. Bd2 Nfd7 15. Nf5 Nf8 16. Ne3 Ng6 17. g3 Rf8 18. f4 exf4 19. gxf4 f5 20. exf5 Nh4 21. Bg4 Nxf5 22. Nxf5 Bxf5 23. Bxf5 Rxf5 24. Qg4 Qd7 25. Kh1 Raf8 26. Rg1 R8f7 27. Rae1 Bxc3 28. Bxc3 Nxd5 29. Bxg7 Rxg7 30. Re8+ Kh7 31. Re7 Qxe7 32. Qxf5+ Kh8 33. Qc8+ Kh7 34. Qf5+ Kh8 35. Qc8+ 1/2-1/2

[Event "Leiden Noteboom Memorial 79th"]
[Site "Leiden"]
[Date "2019.02.23"]
[Round "2"]
[White "Bekedam, Tyro"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2113"]
[BlackElo "2280"]
[PlyCount "52"]
[EventDate "2019.02.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 Qb6 7. Nb3 e6 8. Bf4 Be7 9. Qd2 0-0 10. 0-0-0 Rd8 11. Kb1 Nc6 12. Be2 Qc7 13. g4 b5 14. Rdg1 Ne5 15. h4 b4 16. Nd1 a5 17. h5 a4 18. Nd4 b3 19. cxb3 axb3 20. Nxb3 Bb7 21. Nc3 Nc4 22. Bxc4 Qxc4 23. Rh3 d5 24. e5 d4 25. Ne2 Ne4 26. Qe1 Qd3+ 0-1

[Event "Seville op 44th"]
[Site "Seville"]
[Date "2019.01.16"]
[Round "6"]
[White "Saric, Ante"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2536"]
[BlackElo "2282"]
[PlyCount "69"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. b3 0-0 7. Bb2 d5 8. Ne5 Nbd7 9. d4 Nxe5 10. dxe5 Ne4 11. Qc2 Bc5 12. e3 Qg5 13. Bd4 Bxd4 14. exd4 Qg6 15. f3 Ng5 16. Qxg6 fxg6 17. f4 Ne4 18. Bxe4 dxe4 19. Nc3 Rad8 20. Rad1 Rd7 21. Kf2 Rfd8 22. Ke3 c5 23. Nb5 cxd4+ 24. Rxd4 Rxd4 25. Nxd4 Kf7 26. Rf2 h6 27. h4 a6 28. Rd2 g5 29. fxg5 hxg5 30. Nxe6 Rxd2 31. Nxg5+ Kg6 32. Kxd2 Kf5 33. e6 Kg4 34. e7 Bc6 35. Nxe4 1-0

[Event "Seville op 44th"]
[Site "Seville"]
[Date "2019.01.15"]
[Round "5"]
[White "Halfhide, Sebastian"]
[Black "Ibarra Jerez, Jose Carlos"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2282"]
[BlackElo "2558"]
[PlyCount "173"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 g6 5. h3 Bg7 6. 0-0 0-0 7. Re1 e5 8. Nd5 h6 9. c3 Nxd5 10. exd5 Nb8 11. d4 Nd7 12. Bb5 Re8 13. dxe5 dxe5 14. c4 a6 15. Ba4 b5 16. cxb5 Nb6 17. bxa6 Nxa4 18. Qxa4 Rxa6 19. Qc4 Bb7 20. Bd2 Qa8 21. Bc3 Bxd5 22. Qxc7 Bxf3 23. gxf3 Qxf3 24. Qd7 Qa8 25. a3 Rd8 26. Qb5 Rd5 27. Qf1 e4 28. Rxe4 Bxc3 29. bxc3 Rxa3 30. Rxa3 Qxa3 31. Qc4 Qc1+ 32. Kh2 Rd1 33. Re8+ Kg7 34. Qe4 Qxc3 35. Qe5+ Qxe5+ 36. Rxe5 Rd4 37. Kg3 g5 38. Ra5 Kg6 39. Ra6+ Kh5 40. Ra5 Rd3+ 41. Kg2 Rd4 42. Kg3 f6 43. Rb5 Ra4 44. Rc5 Kg6 45. Rb5 h5 46. Rc5 Ra3+ 47. Kg2 g4 48. hxg4 hxg4 49. Rb5 f5 50. Rb6+ Kg5 51. Rb8 Ra4 52. Rb7 Ra1 53. Rg7+ Kf6 54. Rg8 Ra2 55. Rf8+ Ke5 56. Re8+ Kf4 57. Rb8 Ra3 58. Rb4+ Kg5 59. Rb8 Ra6 60. Rb5 Rh6 61. Ra5 Rh5 62. Kg3 Rh3+ 63. Kg2 Rd3 64. Ra8 Rd5 65. Rg8+ Kf6 66. Rf8+ Kg7 67. Ra8 f4 68. Ra4 Rf5 69. Ra6 Rf6 70. Ra7+ Kg6 71. Ra5 Rd6 72. Rb5 Rd2 73. Kg1 Kf6 74. Ra5 Re2 75. Rb5 Re5 76. Rb8 Kg5 77. Kg2 Re6 78. Rg8+ Kf5 79. Rf8+ Rf6 80. Rg8 Rh6 81. Rf8+ Kg5 82. Rg8+ Kh4 83. f3 gxf3+ 84. Kxf3 Rf6 85. Rg4+ Kh5 86. Rxf4 Rxf4+ 87. Kxf4 1/2-1/2

[Event "Seville op 44th"]
[Site "Seville"]
[Date "2019.01.14"]
[Round "4"]
[White "Muzika, Paul"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2061"]
[BlackElo "2282"]
[PlyCount "38"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Qc7 6. Nc3 a6 7. Qf3 Bd6 8. 0-0-0 Be5 9. Be2 Nge7 10. h4 b5 11. a3 Rb8 12. Nxc6 Nxc6 13. Bd2 b4 14. axb4 Rxb4 15. Qe3 Qa5 16. Be1 Qa1+ 17. Kd2 Qxb2 18. Bg4 Rc4 19. Rh3 Rxc3 0-1

[Event "Paramaribo Srefidensi 5th"]
[Site "Paramaribo"]
[Date "2017.11.26"]
[Round "9"]
[White "Gu, Xiaobing"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2332"]
[BlackElo "2333"]
[PlyCount "96"]
[EventDate "2017.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nc3 a6 6. d4 cxd4 7. Nxd4 Qc7 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Be6 14. Bxc5 dxc5 15. Nd5 Bxd5 16. exd5 Qd6 17. c4 0-0 18. Bh3 Rad8 19. Rfe1 Rfe8 20. Re3 b5 21. b3 Re7 22. Rde1 Rde8 23. R3e2 Kf8 24. a3 Nh7 25. f3 Nf6 26. Qd3 Rb7 27. Qd2 Rbe7 28. Re3 Rb7 29. Qf2 Rbe7 30. R3e2 Rb7 31. Qe3 bxc4 32. bxc4 a5 33. Qc3 a4 34. Rxe5 Rxe5 35. Qxe5 Qxe5 36. Rxe5 Ne8 37. d6 Nxd6 38. Rxc5 Rb1+ 39. Bf1 Rb3 40. Rd5 Ke7 41. c5 Ne8 42. c6 Rxa3 43. Rd7+ Kf6 44. Bc4 Rc3 45. Rxf7+ Ke5 46. Re7+ Kd6 47. Re6+ Kc7 48. Ba2 Nf6 1/2-1/2

[Event "Paramaribo Srefidensi 5th"]
[Site "Paramaribo"]
[Date "2017.11.25"]
[Round "7"]
[White "Halfhide, Sebastian"]
[Black "Garcia Martinez, Silvino"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "2333"]
[BlackElo "2335"]
[PlyCount "56"]
[EventDate "2017.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Qe2 Nc6 9. Nxc6 bxc6 10. 0-0-0 Nd7 11. f5 Ne5 12. g3 Rb8 13. b3 exf5 14. Bh3 f6 15. Bf4 fxe4 16. Bxc8 Rxc8 17. Nxe4 Be7 18. Qh5+ g6 19. Qh6 d5 20. Nxf6+ Bxf6 21. Rde1 Kf7 22. Rhf1 Kg8 23. Bxe5 Bxe5 24. Re2 Bd6 25. Rfe1 Rf8 26. Kb1 Bb4 27. Rd1 Qf7 28. Qh4 a5 0-1

[Event "Paramaribo Srefidensi 5th"]
[Site "Paramaribo"]
[Date "2017.11.24"]
[Round "5"]
[White "Zavarce Sayago, Oscar Enrique"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2391"]
[BlackElo "2333"]
[PlyCount "93"]
[EventDate "2017.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. d4 0-0 6. 0-0 a6 7. Nc3 Nc6 8. Bf4 h6 9. h3 Rb8 10. Rc1 Bd7 11. b3 b5 12. Nd5 Nh5 13. Bd2 e6 14. g4 exd5 15. gxh5 bxc4 16. bxc4 dxc4 17. Rxc4 Ne7 18. Ba5 Nd5 19. Bd2 g5 20. Re1 Nf6 21. Qc2 c6 22. e4 Nxh5 23. e5 d5 24. Rc3 Re8 25. Nh2 Qb6 26. Qd3 Re6 27. Rb3 Qd8 28. Rxb8 Qxb8 29. Rb1 Qc8 30. Qf3 Nf4 31. Bxf4 gxf4 32. Qxf4 Rg6 33. e6 Bxe6 34. Rb8 Qxb8 35. Qxb8+ Kh7 36. Kf1 Bxd4 37. Nf3 Bg7 38. Qb1 Kh8 39. Qb8+ Kh7 40. Ne5 Rf6 41. Nxc6 Bf5 42. Ne7 Bd3+ 43. Kg1 h5 44. Qg8+ Kh6 45. Nxd5 Rg6 46. Nf4 Rd6 47. Qxf7 1-0

[Event "Paramaribo Srefidensi 5th"]
[Site "Paramaribo"]
[Date "2017.11.23"]
[Round "3"]
[White "Halfhide, Sebastian"]
[Black "Hanoeman, Suradj"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2333"]
[BlackElo "2048"]
[PlyCount "51"]
[EventDate "2017.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Qe2 d6 8. c4 g6 9. b3 Bg7 10. Bb2 0-0 11. f4 Nc6 12. Nxc6 bxc6 13. e5 Nd7 14. exd6 Qxd6 15. Nc3 Nf6 16. Rad1 Bb7 17. Na4 Qc7 18. Be5 Qa5 19. Qb2 Nh5 20. g4 Nxf4 21. Bxg7 Qg5 22. Rxf4 Qxf4 23. Bxf8 Qg5 24. Rf1 Qf4 25. Rd1 Qxg4+ 26. Kf2 1-0

[Event "Paramaribo Srefidensi 5th"]
[Site "Paramaribo"]
[Date "2017.11.23"]
[Round "4"]
[White "Halfhide, Sebastian"]
[Black "Tiviakov, Sergei"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2333"]
[BlackElo "2591"]
[PlyCount "74"]
[EventDate "2017.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6 5. Nf3 Bg4 6. Be2 Nf6 7. 0-0 Nbd7 8. Bg5 e6 9. Qd2 Qc7 10. Bf4 Bd6 11. Bxd6 Qxd6 12. Qe3 Bxf3 13. Bxf3 0-0-0 14. a4 h5 15. g3 h4 16. Rab1 a5 17. b4 axb4 18. Na2 hxg3 19. hxg3 e5 20. dxe5 Nxe5 21. Bg2 Nfg4 22. Qf4 Nh2 23. Qf5+ Qe6 24. Qxe6+ fxe6 25. Rfd1 Rxd1+ 26. Rxd1 c5 27. f4 Nef3+ 28. Bxf3 Nxf3+ 29. Kg2 Nd4 30. Rd2 Rh2+ 31. Kxh2 Nf3+ 32. Kg2 Nxd2 33. Kf2 Kd7 34. Ke2 Nc4 35. Nc1 Kd6 36. Nb3 b6 37. Kd1 Nb2+ 0-1

[Event "Paramaribo Srefidensi 5th"]
[Site "Paramaribo"]
[Date "2017.11.22"]
[Round "2"]
[White "Lu, Shanglei"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2640"]
[BlackElo "2333"]
[PlyCount "97"]
[EventDate "2017.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nc3 a6 6. d4 cxd4 7. Nxd4 Qc7 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd3 Nd7 12. Na4 e5 13. Bd2 Bd4 14. Bc3 Nc5 15. Nxc5 Bxc5 16. Kh1 Be6 17. Rad1 Rc8 18. Qd2 0-0 19. f4 f6 20. a4 b5 21. axb5 axb5 22. h3 Qb6 23. Ba5 Qb8 24. Bb4 Bxb4 25. Qxb4 Rxc2 26. Rxd6 Rxb2 27. Qxb2 Qxd6 28. Qxb5 exf4 29. gxf4 Qa3 30. Kh2 Qe3 31. Qc6 Bf7 32. Rf3 Qd2 33. e5 Qd5 34. Qc7 Qd8 35. Rc3 Qxc7 36. Rxc7 Re8 37. Bc6 Rd8 38. Bd7 fxe5 39. fxe5 Be8 40. Be6+ Kf8 41. Kg3 Rd4 42. Kf3 Rb4 43. Ke3 Ra4 44. Bc4 Ra3+ 45. Kd4 Rxh3 46. e6 g5 47. Ke5 Rh6 48. e7+ Kg7 49. Rc8 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.30"]
[Round "10"]
[White "Miedema, David"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "2373"]
[BlackElo "2253"]
[PlyCount "80"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Bg5 c5 7. d5 h6 8. Be3 e6 9. Qd2 exd5 10. cxd5 Nbd7 11. Nh3 a6 12. Nf2 h5 13. a4 Rb8 14. Be2 Ne8 15. 0-0 Nc7 16. Rab1 b5 17. b4 cxb4 18. Rxb4 a5 19. Rbb1 b4 20. Nb5 Nb6 21. Bg5 Qd7 22. Rfc1 Na6 23. Bf4 Nxa4 24. Qa2 N6c5 25. Bxd6 Rxb5 26. Bxb5 Qxb5 27. Qc4 Qxc4 28. Rxc4 Ba6 29. Rxc5 Nxc5 30. Bxc5 Rc8 31. Be7 b3 32. g4 b2 33. Ba3 Rc2 34. d6 Bd4 35. d7 Bxf2+ 36. Kh1 Bh4 37. Bxb2 hxg4 38. Bd4 Kh7 39. fxg4 Rd2 40. Be3 Rxd7 0-1

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.29"]
[Round "9"]
[White "Halfhide, Sebastian"]
[Black "Mejvik, Jacob"]
[Result "1-0"]
[ECO "C96"]
[WhiteElo "2253"]
[BlackElo "2085"]
[PlyCount "123"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 d5 11. d3 dxe4 12. dxe4 Qxd1 13. Bxd1 Bd6 14. Nbd2 Nb7 15. Nf1 Nc5 16. Bc2 Bb7 17. Ng3 Rfe8 18. Bg5 Nfd7 19. Rad1 h6 20. Bc1 Nf6 21. Nh4 Bf8 22. Nhf5 a5 23. f3 a4 24. Ne3 c6 25. Ngf5 Rad8 26. Ng4 Nxg4 27. hxg4 Bc8 28. b4 axb3 29. axb3 Be6 30. b4 Nb7 31. Be3 Nd6 32. Nxd6 Bxd6 33. Ra1 Ra8 34. Red1 Bc7 35. Kf2 f6 36. Bc5 Kf7 37. Ke3 Reb8 38. Rdb1 Rd8 39. g3 Bc4 40. Rh1 Ke6 41. Rhe1 Rh8 42. Red1 Rhe8 43. f4 Rxa1 44. f5+ Kf7 45. Rxa1 Rc8 46. Ra7 Ke8 47. Bd1 Kd7 48. Be2 Bb3 49. c4 bxc4 50. Kd2 Rb8 51. Kc3 Kc8 52. Bxc4 Bxc4 53. Kxc4 Kd7 54. Ra2 Re8 55. Ra7 Rb8 56. Ra3 Re8 57. Rd3+ Kc8 58. b5 cxb5+ 59. Kxb5 Bd8 60. Kc6 Be7 61. Ra3 Kb8 62. Kd7 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.28"]
[Round "8"]
[White "Sukandar, Irine Kharisma"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2409"]
[BlackElo "2253"]
[PlyCount "73"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 c6 6. Nf3 0-0 7. Bh6 Qa5 8. Bxg7 Kxg7 9. h3 e5 10. a3 Re8 11. dxe5 dxe5 12. Bd3 Nbd7 13. h4 h5 14. Ng5 Nf8 15. 0-0-0 Be6 16. f4 exf4 17. Qxf4 N8d7 18. Rhf1 Qe5 19. g3 Bg4 20. Rd2 b5 21. Be2 Re7 22. Bxg4 hxg4 23. Rd6 Nh5 24. Qxf7+ Rxf7 25. Rxf7+ Kh8 26. Rxg6 Ng7 27. Rxd7 Rf8 28. Nf7+ Rxf7 29. Rxf7 Qxg3 30. Rgxg7 Qe1+ 31. Nd1 Qxe4 32. Rh7+ Kg8 33. Rfg7+ Kf8 34. Rxa7 Kg8 35. Rhe7 Qf4+ 36. Ne3 Qf8 37. Rg7+ 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.27"]
[Round "7"]
[White "Halfhide, Sebastian"]
[Black "Haria, Ravi"]
[Result "1/2-1/2"]
[ECO "C04"]
[WhiteElo "2253"]
[BlackElo "2417"]
[PlyCount "67"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Bd3 Nb4 7. Be2 c5 8. c3 Nc6 9. 0-0 Qb6 10. Nb3 a5 11. dxc5 Nxc5 12. Be3 a4 13. Nbd4 Nxd4 14. cxd4 Ne4 15. Bd3 Bd7 16. Nd2 Nxd2 17. Qxd2 Bb5 18. b3 a3 19. Rac1 Bxd3 20. Qxd3 Be7 21. Rc2 0-0 22. Rfc1 f6 23. g3 Rae8 24. Kg2 Rf7 25. Rc7 Ref8 26. R1c2 Bd8 27. Rxf7 Rxf7 28. Rc8 Rf8 29. exf6 Bxf6 30. Rxf8+ Kxf8 31. Qxh7 Bxd4 32. Qh8+ Kf7 33. Qh5+ Kf8 34. Qh8+ 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.26"]
[Round "6"]
[White "Getz, Nicolai"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "2415"]
[BlackElo "2253"]
[PlyCount "181"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nf6 6. c4 0-0 7. Nc3 a6 8. a3 Rb8 9. e4 d6 10. d3 b5 11. cxb5 axb5 12. h3 b4 13. Ne2 bxa3 14. Rxa3 Ne8 15. d4 cxd4 16. Nfxd4 Nxd4 17. Nxd4 Qb6 18. Be3 Qxb2 19. Qd3 Bd7 20. Ra7 Rb7 21. Rxb7 Qxb7 22. e5 Qb8 23. Rb1 Qc8 24. Rc1 Qb8 25. Rb1 Qc8 26. Rc1 Qd8 27. Nc6 Bxc6 28. Rxc6 Qa5 29. Kh2 dxe5 30. Rc5 Qa1 31. Rc1 Qb2 32. Rb1 Qa2 33. Rb7 Qe6 34. Bd5 Qf6 35. fxe5 Qxe5 36. Bf4 Qe1 37. Bd2 Qf2+ 38. Bg2 Bd4 39. Rb1 Be5 40. Bh6 Ng7 41. Rf1 Qd4 42. Qb3 Qc3 43. Qxc3 Bxc3 44. g4 Rd8 45. Rc1 Be5+ 46. Kg1 Ne6 47. Re1 Bc3 48. Re2 Bf6 49. Bd2 Nd4 50. Re4 Ne6 51. Re2 Kf8 52. Bh6+ Bg7 53. Bd2 Nd4 54. Re1 Nf3+ 55. Bxf3 Rxd2 56. Rd1 Bd4+ 57. Kh1 Rf2 58. Bg2 e5 59. Rf1 Rd2 60. Be4 Be3 61. Rf3 Bf4 62. Kg1 Kg7 63. Kf1 Rd4 64. Bc2 Rc4 65. Bb3 Rc1+ 66. Kg2 Rb1 67. Bd5 Rb5 68. Bc4 Rc5 69. Bb3 Kf6 70. Rd3 Rc7 71. Kf3 Kg5 72. Bd5 Kh4 73. Kg2 Rc2+ 74. Kf1 Bg3 75. Rf3 Rc7 76. Rxf7 Rxf7+ 77. Bxf7 Kxh3 78. g5 Kg4 79. Bg8 Kxg5 80. Bxh7 e4 81. Bg8 Kf4 82. Bf7 g5 83. Be8 g4 84. Bf7 Kf3 85. Be8 Bf4 86. Bf7 Ke3 87. Be6 Kf3 88. Bf7 e3 89. Bd5+ Kg3 90. Bc6 Kh2 91. Bd5 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.25"]
[Round "5"]
[White "Halfhide, Sebastian"]
[Black "Nielsen, Andre"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2253"]
[BlackElo "2094"]
[PlyCount "89"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. d3 d6 8. c3 0-0 9. Re1 Bb6 10. Nbd2 Ne7 11. Nf1 Bb7 12. Ng3 c5 13. Bg5 Kh8 14. Bxf6 gxf6 15. Nh4 Ng6 16. Qh5 d5 17. exd5 Bxd5 18. Bxd5 Qxd5 19. Ne4 Bd8 20. Re3 Rg8 21. Rh3 Rg7 22. Rg3 Nxh4 23. Qxh4 Rxg3 24. Nxg3 Qxd3 25. Qh5 Qg6 26. Qf3 Rb8 27. Rd1 Be7 28. Nf5 Bf8 29. h4 h5 30. Rd7 b4 31. c4 Kg8 32. Ng3 Bh6 33. Nxh5 f5 34. Qg3 b3 35. Qxe5 bxa2 36. Qxb8+ Kh7 37. Rd1 Qxh5 38. Ra1 Qxh4 39. Qb3 Bf4 40. Qh3 Qxh3 41. gxh3 a5 42. Rxa2 Bd2 43. b3 Bc3 44. Rc2 Bd4 45. Rd2 1-0

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.24"]
[Round "4"]
[White "Tan, Justin Hy"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2462"]
[BlackElo "2253"]
[PlyCount "86"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 0-0 9. 0-0-0 Ne5 10. Nxe5 dxe5 11. Bd3 Bd6 12. Bc4 Qe8 13. Qe2 Be6 14. Kb1 f5 15. g4 Bxc4 16. Qxc4+ Qf7 17. Qe2 a6 18. gxf5 Qxf5 19. Rhg1 Rae8 20. Rg5 Qe6 21. Rdg1 Rf7 22. R5g4 Qf5 23. Qc4 Bf8 24. a3 Qe6 25. Qe4 c6 26. Rg5 Rf6 27. h4 Kh8 28. h5 h6 29. R5g3 Qf5 30. Qg2 Qd7 31. Rg4 Rd6 32. Qf3 Rf6 33. Qe2 Qf5 34. R4g3 Rd8 35. Bb6 Re8 36. Rd3 c5 37. Bd8 Qxf2 38. Qg4 Rf7 39. Bh4 Qf5 40. Qe2 e4 41. Re3 Bd6 42. Re1 Kh7 43. a4 Re6 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.23"]
[Round "3"]
[White "Halfhide, Sebastian"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "2253"]
[BlackElo "2549"]
[PlyCount "82"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 b5 8. Qd2 Bb7 9. g4 h6 10. h4 Nbd7 11. h5 g5 12. Nf5 Ne5 13. Be2 e6 14. Ng3 Qc7 15. Rg1 Be7 16. 0-0-0 Bc6 17. a3 Qb7 18. Qd4 Ned7 19. f4 gxf4 20. Bxf4 e5 21. Qd2 b4 22. axb4 exf4 23. Nf5 Qxb4 24. Qxf4 Rb8 25. Rd4 Qxb2+ 26. Kd2 Rb4 27. Bc4 Ne5 28. Rb1 Nxc4+ 29. Rxc4 Qxb1 30. Nxb1 Rxc4 31. Nxd6+ Bxd6 32. Qxf6 0-0 33. Qxd6 Bxe4 34. Qxh6 Rxc2+ 35. Ke3 Re8 36. Kd4 Rc6 37. Qg5+ Kh8 38. Nc3 Bh7 39. Qd5 Rf6 40. Kc5 Rc8+ 41. Kb4 Rf4+ 1/2-1/2

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.23"]
[Round "2"]
[White "Marthedal, Anton Mehmet Yildiz"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1993"]
[BlackElo "2253"]
[PlyCount "43"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 0-0 6. Be2 Nfd7 7. Bh2 e5 8. 0-0 Nc6 9. c3 h6 10. a4 f5 11. Na3 Qe7 12. Nb5 Nf6 13. Qb3+ Kh7 14. d5 Nb8 15. Qc4 c6 16. Nxd6 Qxd6 17. Bxe5 Qxd5 18. Qh4 Ne4 19. Rfd1 Qe6 20. Rd6 Qe8 21. Ng5+ Nxg5 22. Bh5 0-1

[Event "Helsingor Xtracon op"]
[Site "Helsingor"]
[Date "2017.07.22"]
[Round "1"]
[White "Halfhide, Sebastian"]
[Black "Hojgaard, Brandur"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2253"]
[BlackElo "1747"]
[PlyCount "49"]
[EventDate "2017.07.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nc6 10. Nxc6 bxc6 11. e5 Nd5 12. Bxe7 Kxe7 13. Ne4 dxe5 14. Qa3+ c5 15. Nxc5 Ke8 16. Ne4 Qe7 17. Nd6+ Kf8 18. fxe5 g6 19. c4 Nc7 20. Qe3 Kg7 21. Be2 Ne8 22. Rhf1 Rf8 23. Bf3 Rb8 24. Bc6 Bd7 25. Bxd7 1-0

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.08"]
[Round "9"]
[White "Halfhide, Sebastian"]
[Black "Bethke, Richard"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2222"]
[BlackElo "2055"]
[PlyCount "57"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 b5 7. Bb3 d6 8. a4 b4 9. a5 0-0 10. Nbd2 Bg4 11. h3 Bd7 12. Re1 h6 13. Nf1 Nb8 14. c3 bxc3 15. bxc3 c5 16. d4 Nc6 17. dxc5 dxc5 18. Bd5 Qc7 19. Ne3 Rad8 20. Qe2 Na7 21. Qxa6 Bb5 22. Qb6 Bd6 23. Nf5 Qxb6 24. axb6 Nxd5 25. bxa7 Nc7 26. Rd1 Bc6 27. Rxd6 Bxe4 28. Rxd8 Rxd8 29. Ng3 1-0

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.07"]
[Round "7"]
[White "Halfhide, Sebastian"]
[Black "Antal, Tibor Kende"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2222"]
[BlackElo "2420"]
[PlyCount "86"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qd2 h6 8. Bh4 e6 9. Bd3 Qb6 10. Nb3 Be7 11. Qe2 Qc7 12. 0-0-0 b5 13. a3 Bb7 14. Bg3 Ne5 15. f4 Nxd3+ 16. Qxd3 0-0 17. f5 e5 18. Bh4 Ng4 19. Qg3 Bxh4 20. Qxg4 Bg5+ 21. Kb1 Rac8 22. h4 Bf6 23. Qe2 Qe7 24. g3 Rxc3 25. bxc3 Rc8 26. Kb2 Rc4 27. Nd2 Ra4 28. Ra1 d5 29. Rhd1 Qc7 30. Qe3 dxe4 31. Nb3 Be7 32. Rd2 Bc8 33. Rf2 a5 34. Rff1 h5 35. Qe2 Rc4 36. Qe3 Bd7 37. Rf2 a4 38. Nd2 Bc5 39. Qe2 Rxc3 40. Nxe4 Bd4 41. Kc1 Re3 42. Qxh5 Rxe4 43. f6 Re1+ 0-1

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.07"]
[Round "8"]
[White "Sahajasri, Cholleti"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1987"]
[BlackElo "2222"]
[PlyCount "52"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 c5 4. Bg2 Be7 5. 0-0 0-0 6. Nc3 a6 7. d4 cxd4 8. Nxd4 Qc7 9. Qd3 d6 10. b3 Nbd7 11. Bb2 Re8 12. Rfd1 Ne5 13. Qd2 Bd7 14. Rac1 Rac8 15. Ne4 Nxe4 16. Bxe4 Qb8 17. Nf3 Nxf3+ 18. Bxf3 b5 19. Ba3 bxc4 20. Bxd6 Bxd6 21. Qxd6 Qxd6 22. Rxd6 cxb3 23. Rxc8 Bxc8 24. axb3 Kf8 25. Rb6 Ke7 26. Bb7 Bxb7 1/2-1/2

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.06"]
[Round "6"]
[White "Thiel, Thomas"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2297"]
[BlackElo "2222"]
[PlyCount "80"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 Be7 5. d4 exd4 6. Nxd4 0-0 7. Nxc6 bxc6 8. e5 Ne8 9. Bd3 d6 10. Bf4 Rb8 11. Rb1 Be6 12. 0-0 d5 13. Qf3 c5 14. Rfd1 c6 15. Ne2 Qc8 16. c4 Nc7 17. Qg3 Kh8 18. Rdc1 Rb3 19. Nc3 Bf5 20. Qf3 Bxd3 21. Qxd3 Qg4 22. cxd5 cxd5 23. Bg3 Qe6 24. Qc2 Rfb8 25. f4 f5 26. exf6 Bxf6 27. f5 Qf7 28. Bxc7 Bd4+ 29. Kh1 Qxc7 30. Nxd5 Qf7 31. Nc3 Bxc3 32. bxc3 c4 33. h3 h6 34. Qe4 Qf6 35. Rxb3 cxb3 36. c4 b2 37. Rb1 Qc3 38. Qf4 Rb6 39. f6 Rxf6 40. Qb8+ Kh7 1/2-1/2

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.05"]
[Round "5"]
[White "Schmider, Niklas"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2065"]
[BlackElo "2222"]
[PlyCount "78"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. 0-0 Bg7 8. Re1 0-0 9. Nbd2 Nd7 10. Nf1 Nc5 11. Bc2 Ne6 12. Ne3 Kh8 13. b4 f5 14. a4 f4 15. Nd5 g5 16. h3 Qe8 17. Bb2 Nb8 18. d4 Nd7 19. a5 h5 20. Nh2 c6 21. Nb6 Nxb6 22. axb6 g4 23. d5 Ng5 24. h4 g3 25. fxg3 fxg3 26. hxg5 gxh2+ 27. Kh1 Bg4 28. Qd3 h4 29. Rf1 Qh5 30. Qe3 Rf4 31. c4 Kg8 32. dxc6 Raf8 33. Qd3 Be2 34. Qd5+ Kh7 35. Rxf4 Rxf4 36. Qe6 Bg4 37. g6+ Kh6 38. Qf5 Bxf5 39. exf5 h3 0-1

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.04"]
[Round "4"]
[White "Halfhide, Sebastian"]
[Black "Biastoch, Bennet"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2222"]
[BlackElo "2134"]
[PlyCount "124"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. c4 Nxd5 10. exd5 Nd4 11. cxb5 g6 12. Be3 Bg7 13. Bd3 0-0 14. bxa6 Qa5+ 15. Bd2 Qxd5 16. 0-0 Bxa6 17. Bxa6 Rxa6 18. Bc3 Rc8 19. Bxd4 Qxd4 20. Qe2 Rb6 21. Nb5 Qb4 22. a4 e4 23. Rad1 Qxa4 24. Nxd6 Rcb8 25. Qxe4 Qxe4 26. Nxe4 Rxb2 27. g3 Re2 28. Rfe1 Rxe1+ 29. Rxe1 Rb2 30. Kf1 Bd4 31. Re2 Rb6 32. Rd2 Be5 33. Rd5 Bb2 34. Kg2 h6 35. h4 Re6 36. Kf3 Kg7 37. h5 gxh5 38. Rxh5 Bd4 39. Rd5 Be5 40. Nc5 Rf6+ 41. Kg2 Bb2 42. Nd3 Bc3 43. Nf4 Rc6 44. g4 Kf6 45. Nh5+ Ke6 46. Nf4+ Kf6 47. Rf5+ Ke7 48. Nh5 Ke6 49. Ng3 Be5 50. Rh5 Bxg3 51. Rxh6+ f6 52. Kxg3 Kf7 53. Rh5 Rc3+ 54. Kh4 Kg6 55. Rf5 Ra3 56. f3 Rb3 57. Kg3 Ra3 58. Rd5 Rb3 59. Kf4 Rb4+ 60. Ke3 Rb1 61. Ke4 Re1+ 62. Kf4 Ra1 1/2-1/2

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.03"]
[Round "2"]
[White "Graeber, Fabien"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "2073"]
[BlackElo "2222"]
[PlyCount "116"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 a6 6. g3 Qc7 7. Bg2 Qxc4 8. 0-0 Be7 9. e4 d6 10. Be3 Qc7 11. Rc1 Qd8 12. Qa4+ Nbd7 13. h3 0-0 14. Rfd1 Ne5 15. f4 Bd7 16. Qb3 Nc6 17. Nxc6 bxc6 18. g4 h6 19. Ne2 Rb8 20. Qc2 Qc8 21. Ng3 Qb7 22. b3 Rfc8 23. Bf3 Ne8 24. Kg2 d5 25. Qf2 Bh4 26. Bc5 dxe4 27. Bxe4 Nf6 28. Qd4 Nd5 29. Nh5 f6 30. Bb1 Be8 31. Qe4 g6 32. Ng3 Bf7 33. Bd6 Ra8 34. f5 exf5 35. gxf5 g5 36. Qd4 Rd8 37. Qc5 Qd7 38. Ne4 Kg7 39. Rf1 Re8 40. Kh2 Rad8 41. Qxc6 Rxe4 42. Bxe4 Qxd6+ 43. Qxd6 Rxd6 44. Rfd1 Bf2 45. Rc7 Nxc7 46. Rxd6 Be3 47. Kg2 Bf4 48. Rd7 Kf8 49. Kf2 Be8 50. Rd3 Ke7 51. Rc3 Be5 52. Rc1 Bd7 53. Kf3 Nb5 54. Bd3 Nd4+ 55. Kg4 Be8 56. h4 h5+ 57. Kh3 g4+ 58. Kg2 Nf3 0-1

[Event "Basel op"]
[Site "Basel"]
[Date "2017.01.03"]
[Round "3"]
[White "Halfhide, Sebastian"]
[Black "Heinz, Timothee"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2222"]
[BlackElo "2346"]
[PlyCount "116"]
[EventDate "2017.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 dxe4 5. dxe4 e5 6. Ngf3 Nc6 7. Bg2 Bc5 8. 0-0 0-0 9. c3 a5 10. Qc2 b6 11. Nc4 Qe8 12. Be3 Nd7 13. Bxc5 Nxc5 14. Ne3 f6 15. Nd5 Qf7 16. Nh4 Be6 17. Rad1 Rad8 18. Rd2 Na7 19. b3 b5 20. Rfd1 g6 21. Qc1 Kg7 22. Qa3 Nb7 23. Nf3 c6 24. Ne3 Rxd2 25. Rxd2 Nc8 26. Ne1 Nb6 27. Bf1 Ra8 28. Nd3 a4 29. Nc5 axb3 30. Nxe6+ Qxe6 31. Qxb3 Qxb3 32. axb3 Ra3 33. c4 b4 34. Rb2 Nc5 35. Nc2 Rxb3 36. Rxb3 Nxb3 37. Nxb4 Nd4 38. Kg2 Kf8 39. f3 Ke7 40. Kf2 Kd6 41. Ke3 Na4 42. f4 Nc5 43. Bd3 Kc7 44. Na2 Kb6 45. Nc3 Ka5 46. Nd1 Kb4 47. Nf2 Ndb3 48. Ng4 Nd7 49. Nh6 Na5 50. Ng8 Nxc4+ 51. Bxc4 Kxc4 52. Ne7 c5 53. g4 g5 54. fxg5 fxg5 55. Nf5 Kb3 56. Kd2 c4 57. Nd6 c3+ 58. Kc1 Nc5 0-1

[Event "Pardubice Czech op-A 27th"]
[Site "Pardubice"]
[Date "2016.07.27"]
[Round "6"]
[White "Bryzgalin, Kirill"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2442"]
[BlackElo "2188"]
[PlyCount "73"]
[EventDate "2016.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nge7 6. Nge2 d6 7. d3 0-0 8. 0-0 Be6 9. Nd5 Rb8 10. Rb1 Bxd5 11. cxd5 Nb4 12. Nc3 c6 13. dxc6 bxc6 14. a3 Na6 15. Bd2 Nc7 16. Qa4 Qd7 17. Rfc1 Rfc8 18. b4 Ne6 19. Nd5 Nxd5 20. Bxd5 Nd8 21. Rb3 Qb7 22. Bg2 d5 23. Rbc3 Bf8 24. e4 d4 25. Rc4 Be7 26. Bh3 Rc7 27. f4 f6 28. fxe5 fxe5 29. Bh6 Qb5 30. Qb3 Kh8 31. Rf1 Bd6 32. Rc2 c5 33. Rcf2 Nb7 34. Qe6 Re8 35. Qf6+ Kg8 36. Be6+ Rxe6 37. Qf8+ 1-0

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.07"]
[Round "9"]
[White "Wouters, Casper"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1735"]
[BlackElo "2205"]
[PlyCount "52"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. Qc2 Nc6 5. Be2 b6 6. a3 Bb7 7. 0-0 Rc8 8. d3 Be7 9. h3 0-0 10. Bf4 d5 11. Nbd2 Re8 12. Rfe1 Bf8 13. Bh2 e5 14. Rad1 g6 15. exd5 Nxd5 16. Bf1 Bg7 17. Nc4 Qc7 18. Qb1 b5 19. Ne3 Nf4 20. d4 cxd4 21. cxd4 Nxd4 22. Nxd4 exd4 23. Rc1 dxe3 24. Kh1 Qd7 25. Bxf4 Qxh3+ 26. Kg1 exf2+ 0-1

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.06"]
[Round "8"]
[White "Halfhide, Sebastian"]
[Black "Warmerdam, Max"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2205"]
[BlackElo "2361"]
[PlyCount "54"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 h6 8. Bh4 g6 9. f4 e5 10. 0-0-0 exd4 11. e5 dxc3 12. exd6+ Be7 13. bxc3 Kf8 14. g4 Bxd6 15. Rxd6 Qe7 16. Qd2 g5 17. fxg5 Ne4 18. Qd4 Rg8 19. Rxh6 Qa3+ 20. Kd1 Nxc3+ 21. Kd2 Nb1+ 22. Ke2 Qc5 23. Qd3 Qe7+ 24. Kd1 Nc5 25. Qd4 Ne4 26. Bc4 Nec3+ 27. Kc1 Qa3# 0-1

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.05"]
[Round "7"]
[White "Van Baar, Esper"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2053"]
[BlackElo "2205"]
[PlyCount "62"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[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. Nd2 Bb7 10. b3 a5 11. a4 Qe6 12. Nf3 Bb4+ 13. Bd2 Bxd2+ 14. Nxd2 0-0 15. 0-0-0 Qe7 16. Kb2 Rab8 17. Ra1 f6 18. f4 Ba6 19. Qe4 Qb4 20. Kc2 f5 21. Qd4 d6 22. Bd3 Rbd8 23. e6 d5 24. Qc3 Qe7 25. Qe5 dxc4 26. Nxc4 Nd5 27. Rhd1 Nb4+ 28. Kc3 Rd5 29. Qe3 Qf6+ 30. Ne5 Rxd3+ 31. Rxd3 Nxd3 0-1

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.04"]
[Round "6"]
[White "Halfhide, Sebastian"]
[Black "Corstjens, Rolf"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2205"]
[BlackElo "2057"]
[PlyCount "108"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 Bd7 12. h3 0-0-0 13. Qd3 dxc3 14. g4 d4 15. Bg2 Be8 16. 0-0 Qb6 17. Ng3 Nd5 18. Kh2 Rh8 19. Ne4 Na5 20. Rd1 Bb5 21. Qxd4 Qxd4 22. Rxd4 Nc6 23. Rd1 Be2 24. Re1 Nd4 25. Rb1 Bxg4 26. Nd6+ Rxd6 27. exd6 Bxh3 28. Bxh3 Nf3+ 29. Kg3 Nxe1 30. f5 Rxh3+ 31. Kxh3 Nxc2 32. d7+ Kxd7 33. Rxb7+ Kc6 34. Rxa7 exf5 35. Rxf7 Nd4 36. a4 Nb3 37. Ba3 Ne3 38. a5 Nxa5 39. Bb4 Nac4 40. Bxc3 Kd5 41. Kg3 Ke4 42. Re7+ Kd3 43. Bg7 f4+ 44. Kf2 Nd5 45. Re8 Nd2 46. Ra8 Ne4+ 47. Kf3 Nd2+ 48. Kg4 f3 49. Ra3+ Ke2 50. Bd4 f2 51. Bxf2 Kxf2 52. Rd3 Nc4 53. Rxd5 Ne3+ 54. Kf4 Nxd5+ 1/2-1/2

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.03"]
[Round "5"]
[White "Van Meegen, Ruud"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2113"]
[BlackElo "2205"]
[PlyCount "107"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 h5 9. 0-0-0 Be7 10. Nb3 d6 11. Kb1 b5 12. Bxb5 axb5 13. Nxb5 Qb8 14. Nxd6+ Bxd6 15. Qxd6 Qxd6 16. Rxd6 Ne5 17. Rhd1 0-0 18. Rd8 Bb7 19. Rxa8 Rxa8 20. Nc5 Bc6 21. b3 h4 22. h3 Ng6 23. a4 Nh5 24. Rd6 Be8 25. Nd3 Ng3 26. c4 f5 27. e5 Kf7 28. Kb2 Ne2 29. Kc2 Ne7 30. Kd2 Ng3 31. Bg5 Ng6 32. Rb6 Ra7 33. Rd6 f4 34. Bxf4 Nf5 35. Be3 Ra5 36. Rb6 Nxe3 37. Rb7+ Kf8 38. Kxe3 Nxe5 39. Nf4 Ra6 40. Kd4 Nd7 41. Kc3 e5 42. Nd3 Rg6 43. a5 Rd6 44. b4 Bg6 45. Rxd7 Rxd7 46. Nxe5 Rd6 47. c5 Re6 48. Nxg6+ Rxg6 49. b5 Rg5 50. Kc4 Rxg2 51. a6 Rc2+ 52. Kd5 Ra2 53. b6 Ke7 54. b7 1-0

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.02"]
[Round "4"]
[White "Zevenhuizen, Daniel"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2064"]
[BlackElo "2205"]
[PlyCount "90"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nxc6 bxc6 7. Bg2 Rb8 8. Nd2 Nf6 9. Qa4 Qc7 10. 0-0 0-0 11. c5 Nd5 12. Rb1 Qe5 13. e4 Nb4 14. Nb3 Nd3 15. Qxa7 Rb7 16. Qa3 Qb8 17. Bd2 Ra7 18. Na5 Nxb2 19. Rfc1 Qb5 20. Bf1 Qa4 21. Qxa4 Nxa4 22. Kg2 Nc3 23. Rxc3 Rxa5 24. Rc2 Ra4 25. Rb4 Ra3 26. Rb6 Be5 27. Rb3 Ra8 28. Rb4 Ba6 29. Bxa6 Rxa6 30. Rb7 Rd8 31. Be3 Kf8 32. f4 Bg7 33. e5 f6 34. exf6 Bxf6 35. Kh3 Ke8 36. Kg4 Rda8 37. Rd2 Rxa2 38. Rbxd7 R8a3 39. Rd8+ Kf7 40. Rxa2 Rxa2 41. Rc8 Ra6 42. Kf3 h5 43. h3 Ra3 44. Ke4 Ra4+ 45. Kf3 Ra3 1/2-1/2

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.05.01"]
[Round "3"]
[White "Halfhide, Sebastian"]
[Black "Kazarian, Anna Maja"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2205"]
[BlackElo "2320"]
[PlyCount "97"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bg5 Be7 7. Nxf6+ Bxf6 8. Be3 c5 9. Qd2 cxd4 10. Nxd4 a6 11. Be2 0-0 12. 0-0-0 Qc7 13. h4 Nc5 14. Bg5 Bxg5 15. hxg5 e5 16. Nf3 Bf5 17. Nh4 Be6 18. Kb1 Rac8 19. Qe3 Qa5 20. a3 Na4 21. Bd3 g6 22. Nf3 Nxb2 23. Kxb2 Rc3 24. Ra1 Rfc8 25. Rh4 Rb3+ 26. Kc1 Qc3 27. Rb1 Qxd3 28. Qxd3 Rxd3 29. Rxb7 Rdc3 30. Rb2 Bf5 31. Kd2 Rxc2+ 32. Rxc2 Rxc2+ 33. Ke1 Bd3 34. Kd1 Rxf2 35. Nxe5 Be2+ 36. Ke1 Rxg2 37. Nd7 Bb5 38. Nf6+ Kf8 39. a4 Ke7 40. Re4+ Kd6 41. axb5 Rxg5 42. bxa6 Ra5 43. Nxh7 f5 44. Re3 Rxa6 45. Ng5 Kd5 46. Kf2 Ra4 47. Re6 Rf4+ 48. Ke3 Re4+ 49. Rxe4 1/2-1/2

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.04.30"]
[Round "2"]
[White "Keetman, Maaike"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2122"]
[BlackElo "2205"]
[PlyCount "88"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 d6 8. Nxc6 bxc6 9. 0-0-0 Nf6 10. Qg3 Rb8 11. f4 Qb7 12. b3 Qb4 13. Bd4 Nh5 14. Qf3 c5 15. Qxh5 cxd4 16. Nb1 g6 17. Qg5 Bg7 18. Bd3 0-0 19. h4 e5 20. f5 f6 21. Qg3 gxf5 22. exf5 Kh8 23. Be4 Bd7 24. Qf3 a5 25. g4 Rfc8 26. Kb2 a4 27. a3 Qc5 28. b4 d5 29. Bxd5 Qxc2+ 30. Ka1 Bf8 31. Rd2 Qc7 32. g5 Bg7 33. Rg1 Qd6 34. Rdg2 Bc6 35. Bxc6 Rxc6 36. gxf6 Bxf6 37. Qg3 Rcc8 38. Nd2 Qd5 39. Kb2 e4 40. Nxe4 d3+ 41. Nxf6 Qb3+ 42. Ka1 Qxa3+ 43. Ra2 Rc1+ 44. Rxc1 Qxc1# 0-1

[Event "NED-ch U18"]
[Site "Rotterdam"]
[Date "2016.04.29"]
[Round "1"]
[White "Halfhide, Sebastian"]
[Black "De Boer, Bas"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2205"]
[BlackElo "1854"]
[PlyCount "71"]
[EventDate "2016.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 Be7 9. 0-0-0 b5 10. Nxc6 dxc6 11. Qf2 e5 12. g4 0-0 13. Kb1 Be6 14. Bg2 Ne8 15. h3 Nd6 16. f4 Nc4 17. f5 Nxe3 18. Qxe3 Bc4 19. Bf1 Rfd8 20. Bxc4 bxc4 21. Rxd8+ Rxd8 22. Rd1 Rxd1+ 23. Nxd1 Qd8 24. Nc3 Bb4 25. a3 Bxc3 26. Qxc3 Qd4 27. Qxd4 exd4 28. e5 c5 29. b3 cxb3 30. cxb3 a5 31. Kc2 Kf8 32. Kd3 Ke7 33. Ke4 Kd7 34. g5 g6 35. e6+ fxe6 36. f6 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.23"]
[Round "9.1"]
[White "Halfhide, Sebastian"]
[Black "Wiersma, Eelke"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2102"]
[BlackElo "2343"]
[PlyCount "48"]
[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 "Utrecht"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Re1 Be7 10. e5 Nd7 11. b3 0-0 12. Bb2 f5 13. exf6 Rxf6 14. Na4 e5 15. Bxe5 Nxe5 16. Rxe5 Bd6 17. Re1 Bd7 18. g3 Qc7 19. Bf1 Qa7 20. Qd2 Raf8 21. Qe3 d4 22. Qd3 Rxf2 23. Bg2 c5 24. Rf1 Bb5 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.02"]
[Round "8.4"]
[White "Halfhide, Sebastian"]
[Black "Van der Stricht, Geert"]
[Result "1/2-1/2"]
[ECO "B94"]
[WhiteElo "2102"]
[BlackElo "2378"]
[PlyCount "93"]
[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 "Utrecht"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 h6 8. Bh4 g6 9. f4 Bg7 10. 0-0-0 Qa5 11. g4 e5 12. Nb3 Qc7 13. fxe5 dxe5 14. Nd5 Nxd5 15. exd5 Qd6 16. Bg2 0-0 17. Nd2 f5 18. gxf5 gxf5 19. Nc4 Qc5 20. Bf2 Qe7 21. d6 Qg5+ 22. Be3 f4 23. Bd5+ Kh8 24. Bd2 Nf6 25. Rhg1 Bg4 26. Bf3 Bxf3 27. Qxf3 e4 28. Qf1 Ng4 29. h3 e3 30. Rxg4 exd2+ 31. Rxd2 Qb5 32. b3 f3 33. Rd3 Qf5 34. Qf2 b5 35. Ne3 Qe6 36. Kd2 Qf6 37. d7 Rad8 38. Re4 Qf7 39. Ng4 Rxd7 40. Ne5 Bxe5 41. Rxe5 Qf4+ 42. Ree3 Rxd3+ 43. cxd3 b4 44. Ke1 Qf6 45. Kf1 a5 46. Qg3 Kh7 47. Qe5 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.03.19"]
[Round "7.2"]
[White "Den Hartog, Marijn"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "C96"]
[WhiteElo "2170"]
[BlackElo "2102"]
[PlyCount "48"]
[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 "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 0-0 9. a4 Rb8 10. h3 Na5 11. Bc2 c5 12. axb5 axb5 13. d4 cxd4 14. cxd4 Nc6 15. Nc3 Nxd4 16. Nxd4 exd4 17. Qxd4 Be6 18. Ra7 Re8 19. Bf4 Rc8 20. Bd3 d5 21. Bxb5 Bc5 22. Qa4 Bxa7 23. exd5 Bd7 24. Rxe8+ Qxe8 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.02.13"]
[Round "6.7"]
[White "Halfhide, Sebastian"]
[Black "Meng, Roger"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2102"]
[BlackElo "2357"]
[PlyCount "88"]
[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 "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. g3 e5 5. Nge2 a6 6. a4 b6 7. Bg2 Bb7 8. 0-0 Be7 9. d5 0-0 10. Na2 Nc5 11. Nec3 a5 12. Be3 Nfd7 13. Qd2 Bf6 14. Rfe1 g6 15. b4 Na6 16. Nb5 axb4 17. Nxb4 Ndc5 18. a5 Qd7 19. Nxa6 Rxa6 20. Bxc5 dxc5 21. Na3 Rxa5 22. Nc4 Ra4 23. Qc3 Re8 24. Rxa4 Qxa4 25. Ra1 Qd7 26. Ra7 Qc8 27. f4 Qb8 28. Ra2 c6 29. Nxb6 cxd5 30. Nd7 Qd6 31. Nxf6+ Qxf6 32. exd5 Qd6 33. fxe5 Rxe5 34. Ra5 c4 35. Qd4 Re1+ 36. Bf1 Qb4 37. Rc5 Rd1 38. Rc8+ Bxc8 39. Qxd1 Qc5+ 40. Kh1 c3 41. Bg2 Qf2 42. Bf3 Bb7 43. Qd3 h5 44. Qxc3 Qf1# 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.01.09"]
[Round "5.5"]
[White "Ootes, Lars"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2400"]
[BlackElo "2102"]
[PlyCount "53"]
[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 "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 bxc6 8. Bd3 d5 9. 0-0 Nf6 10. Kh1 Be7 11. b3 0-0 12. Bb2 c5 13. e5 Nd7 14. Qh5 g6 15. Qh6 Re8 16. Nxd5 exd5 17. e6 Nf6 18. exf7+ Kxf7 19. f5 Bxf5 20. Bxf5 Rh8 21. Rae1 gxf5 22. Bxf6 Bxf6 23. Rxf5 Qd6 24. Ref1 Rhf8 25. Qxh7+ Ke8 26. Qh5+ Ke7 27. Re1+ 1-0

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.30"]
[Round "9"]
[White "Halfhide, Sebastian"]
[Black "Schweitzer, Werner"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2119"]
[BlackElo "2067"]
[PlyCount "68"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. Bc4 h4 7. N3e2 Bg4 8. Qd3 e6 9. Nf4 Nbd7 10. Nf3 Bd6 11. h3 Bf5 12. Qe2 Qc7 13. Nd3 Nd5 14. Nde5 Nxe5 15. dxe5 Bb4+ 16. Bd2 Nf4 17. Qd1 0-0-0 18. c3 Be7 19. Qb3 Nxg2+ 20. Kf1 Rxd2 21. Nxd2 Nf4 22. Re1 Bxh3+ 23. Kg1 Rh5 24. Bf1 Rg5+ 25. Kh2 Bxf1 26. Rhxf1 Rxe5 27. Kh1 Rxe1 28. Rxe1 Nd3 29. Re3 Nxf2+ 30. Kg2 Bc5 31. Rf3 Ng4 32. Nf1 Ne5 33. Rh3 Qe7 34. Qd1 Qg5+ 0-1

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.29"]
[Round "8"]
[White "Hagesaether, Ellen"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "2172"]
[BlackElo "2119"]
[PlyCount "64"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 Nge7 7. Nf3 d6 8. 0-0 0-0 9. a4 Rb8 10. Ne2 a6 11. c3 e5 12. Be3 exf4 13. gxf4 Bg4 14. h3 Bxf3 15. Rxf3 f5 16. e5 dxe5 17. Bxc5 Re8 18. fxe5 Nxe5 19. Re3 Kh8 20. Qb3 b6 21. Bxe7 Qxe7 22. d4 Qg5 23. Rg3 Qd2 24. Qd1 Qxd1+ 25. Rxd1 Nc4 26. Nf4 Nxb2 27. Ra1 Rbc8 28. Nd5 b5 29. axb5 axb5 30. Rb1 Na4 31. Kf1 Bh6 32. Rd3 Rb8 1/2-1/2

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.28"]
[Round "7"]
[White "Halfhide, Sebastian"]
[Black "Van Baar, Esper"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2119"]
[BlackElo "2002"]
[PlyCount "57"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ned2 c5 7. c3 Be7 8. Bd3 cxd4 9. cxd4 0-0 10. 0-0 Nb6 11. Qe2 Nbd5 12. Nc4 Bd7 13. a3 Bb5 14. b3 Nb6 15. Rd1 Rc8 16. Bg5 Nfd5 17. Bxe7 Nxe7 18. Rac1 Ng6 19. g3 Bc6 20. Nfe5 Bd5 21. h4 Qe7 22. Ng4 Rfd8 23. h5 Nf8 24. h6 Qg5 25. hxg7 Kxg7 26. Nce3 Bxb3 27. f4 Bxd1 28. Rxd1 Qh5 29. Nf5+ 1-0

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.27"]
[Round "6"]
[White "Halfhide, Sebastian"]
[Black "Willemsma, Abe"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2119"]
[BlackElo "2067"]
[PlyCount "84"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. Nf3 0-0 12. Bf4 Nh5 13. Bxd6 Qxd6 14. Qd2 Bd7 15. Qe3 Rae8 16. Ne5 Nf6 17. a3 Re7 18. Rac1 Be8 19. Bb1 Nd7 20. f4 Ncxe5 21. dxe5 Qb6 22. Qxb6 Nxb6 23. Nd4 Nc4 24. Rf2 a6 25. Bd3 Na5 26. g3 Ba4 27. b4 Nb3 28. Nxb3 Bxb3 29. b5 axb5 30. Bxb5 Ra8 31. a4 Ra5 32. f5 exf5 33. Rxf5 g6 34. Rf4 Bc4 35. Bxc4 dxc4 36. Rcxc4 Raxe5 37. Rf2 Kg7 38. Kg2 Re4 39. Rfc2 R4e5 40. Rb4 Rd5 41. Rcb2 Rdd7 42. Rb6 Kf7 1/2-1/2

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.26"]
[Round "5"]
[White "Al Hajiri, Bader"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2183"]
[BlackElo "2119"]
[PlyCount "147"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. Bf4 e5 7. Be3 Nf6 8. N1c3 Be7 9. Nd5 Nxd5 10. exd5 Nb8 11. c4 a6 12. Nc3 0-0 13. Bd3 f5 14. f3 Nd7 15. Qb1 Bg5 16. Bf2 Nc5 17. Bc2 e4 18. fxe4 fxe4 19. 0-0 e3 20. Bxh7+ Kh8 21. Bg3 Rxf1+ 22. Kxf1 Qf6+ 23. Kg1 Bg4 24. Qg6 e2 25. Qxf6 Bxf6 26. Bg6 Bd4+ 27. Bf2 Bxc3 28. bxc3 Na4 29. h3 Bd7 30. Bd4 Nb2 31. Re1 Be8 32. Bc2 Nxc4 33. Rxe2 Bf7 34. Re7 Bxd5 35. Bxg7+ Kg8 36. Bf6 Ne5 37. Rh7 Nf7 38. Bg6 Kf8 39. h4 Bxa2 40. h5 a5 41. g4 a4 42. h6 Nxh6 43. Rxh6 Bg8 44. g5 a3 45. c4 Bxc4 46. Rh8+ Bg8 47. Be4 a2 48. Ba1 Ra4 49. Bd5 Rg4+ 50. Kh2 Rxg5 51. Bxa2 d5 52. Bf6 Rf5 53. Bd4 Rg5 54. Be3 Re5 55. Bh6+ Ke7 56. Kg3 Bf7 57. Rb8 Be8 58. Rxb7+ Bd7 59. Bf4 Re2 60. Bxd5 Rc2 61. Be4 Rc3+ 62. Kf2 Rc4 63. Ke3 Rc5 64. Kd4 Rb5 65. Ra7 Rb4+ 66. Ke5 Rb5+ 67. Bd5 Kd8 68. Ra8+ Kc7 69. Kd4+ Kb6 70. Rd8 Rb4+ 71. Ke5 Bb5 72. Rf8 Bc4 73. Rb8+ Ka5 74. Bd2 1-0

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.24"]
[Round "4"]
[White "Taal, Rieks"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2071"]
[BlackElo "2119"]
[PlyCount "99"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 0-0 6. Nc3 c5 7. a3 cxd4 8. axb4 dxc3 9. Bxc3 d5 10. cxd5 exd5 11. Bxf6 Qxf6 12. Qd2 Nc6 13. Nf3 Bf5 14. 0-0 Be4 15. Rfc1 a6 16. Rc5 b6 17. Rcc1 Qd6 18. b5 axb5 19. Rxa8 Rxa8 20. Nd4 Nxd4 21. Qxd4 Bxg2 22. Kxg2 Qe6 23. Rc3 Qe4+ 24. Qxe4 dxe4 25. g4 g6 26. Rb3 Ra5 27. Kg3 h6 28. Kf4 g5+ 29. Kf5 Kg7 30. e3 Ra1 31. Kxe4 Rh1 32. Rxb5 Rxh2 33. Kf3 f6 34. Rxb6 h5 35. gxh5 Rxh5 36. b4 Rh1 37. b5 Rb1 38. Ke4 Rb2 39. f3 Kg6 40. Rb8 Rb4+ 41. Kd5 Kf5 42. b6 g4 43. fxg4+ Kxg4 44. b7 Kf3 45. e4 Rb5+ 46. Kc6 Rb1 47. Rf8 Rc1+ 48. Kd5 Rd1+ 49. Ke6 Rb1 50. b8Q 1-0

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.23"]
[Round "3"]
[White "Halfhide, Sebastian"]
[Black "Elgersma, Simon"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2119"]
[BlackElo "2017"]
[PlyCount "47"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 a6 10. Nxc6 Qxc6 11. Ne5 Qc5 12. Qe2 Be7 13. a4 0-0 14. c3 Bd7 15. Bf4 Rfd8 16. Rfe1 Be8 17. b4 Qc8 18. Rac1 Nd5 19. Bxd5 Rxd5 20. Nc4 Qc6 21. Na5 Qc8 22. Nc4 Qc6 23. Na5 Qc8 24. Nc4 1/2-1/2

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.22"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2289"]
[BlackElo "2119"]
[PlyCount "49"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 bxc6 8. Bd3 d5 9. 0-0 Nf6 10. Bd2 Be7 11. Qe2 Bb7 12. Rae1 Nd7 13. Rf3 Nc5 14. f5 d4 15. Nd1 e5 16. Bc4 Nd7 17. Rg3 Bh4 18. Rxg7 Bxe1 19. Bxf7+ Kd8 20. Qxe1 Nb6 21. Bg5+ Kc8 22. Be6+ Nd7 23. Rxd7 Qxd7 24. Bxd7+ Kxd7 25. Qb4 1-0

[Event "Groningen op-A 53rd"]
[Site "Groningen"]
[Date "2015.12.21"]
[Round "1"]
[White "Halfhide, Sebastian"]
[Black "Brink, Barry"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2119"]
[BlackElo "2360"]
[PlyCount "128"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. 0-0 Be7 9. f4 d6 10. Qe1 0-0 11. Qg3 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Bd3 Rad8 15. Kh1 Rd7 16. Qh3 e5 17. Be3 Re8 18. Rf3 Bd8 19. fxe5 dxe5 20. Bg5 Rd6 21. Rg3 Kh8 22. Rf1 Qd7 23. Qh4 Ng8 24. Bxd8 Rxd8 25. Qh5 f6 26. Nd1 g6 27. Qh4 g5 28. Qh5 Bxe4 29. Bxe4 Rxd1 30. Rgf3 Qg7 31. R3f2 Rxf1+ 32. Rxf1 Rd4 33. Qf3 g4 34. Qe2 Qg5 35. Rd1 Rxd1+ 36. Qxd1 Qf4 37. Bb7 a5 38. g3 Qf2 39. b4 axb4 40. axb4 f5 41. Bc6 Qe3 42. Qd3 Qe1+ 43. Kg2 Qxb4 44. Qxf5 Qd2+ 45. Kg1 Qd6 46. Be4 Nf6 47. Bd3 Kg7 48. Qg5+ Kf7 49. Qe3 b4 50. Kf2 Qd4 51. Bf5 Ke7 52. Ke2 Qxe3+ 53. Kxe3 Kd6 54. Kd3 Kc5 55. Be6 e4+ 56. Ke3 Kd6 57. Bc8 Ke5 58. h3 gxh3 59. Bxh3 Nd5+ 60. Kd2 Kd4 61. Bf5 h6 62. Bg6 Ne3 63. Bf7 Nf1+ 64. Ke1 Nxg3 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.11.07"]
[Round "3.4"]
[White "Halfhide, Sebastian"]
[Black "Cardon, Helmut"]
[Result "1/2-1/2"]
[ECO "B62"]
[WhiteElo "2102"]
[BlackElo "2398"]
[PlyCount "184"]
[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 "Utrecht"]
[BlackTeam "Sas van Gent"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 a6 8. 0-0-0 Bd7 9. f4 Be7 10. Nxc6 Bxc6 11. e5 dxe5 12. Qg3 Nd7 13. Bxe7 Qxe7 14. fxe5 0-0-0 15. Rd6 Kc7 16. Be2 f6 17. Bg4 Nxe5 18. Rxe6 Qb4 19. Bh3 Kb8 20. a3 Qf8 21. Rf1 Re8 22. Rxe8+ Bxe8 23. Nd5 Bg6 24. Bf5 Qd6 25. Nc3 Rd8 26. Bxg6 hxg6 27. Rd1 Qc7 28. Rxd8+ Qxd8 29. Qe3 Qd6 30. Kb1 g5 31. Qh3 Ka7 32. Qe3+ Kb8 33. Qh3 Ka7 34. Qe3+ Qb6 35. Qxb6+ Kxb6 36. Nd5+ Kc5 37. Ne3 g6 38. c3 f5 39. Kc2 f4 40. Nd1 Kd5 41. Kd2 b5 42. b3 a5 43. Nb2 Ke4 44. Ke2 g4 45. a4 bxa4 46. Nxa4 Nd3 47. b4 axb4 48. cxb4 Nxb4 49. Nc5+ Ke5 50. Nd7+ Kf5 51. Nc5 Nc6 52. Nb3 Ke5 53. Nc5 Nd4+ 54. Kf2 Ne6 55. Nd7+ Ke4 56. Nf6+ Kf5 57. Nd5 Nc5 58. Nc7 Kf6 59. Nd5+ Ke5 60. Ne7 g5 61. Ng8 Ne4+ 62. Ke2 Nf6 63. Nh6 Ke4 64. Kf2 Kd3 65. Nf7 Ne4+ 66. Kf1 Kd4 67. Ke2 Nc3+ 68. Kf1 Ne4 69. Ke2 Kd5 70. Nh6 g3 71. hxg3 Nxg3+ 72. Kf3 Ke5 73. Ng4+ Kf5 74. Nh6+ Kg6 75. Ng4 Nf5 76. Ne5+ Kf6 77. Nd3 Nh4+ 78. Kf2 Kg6 79. Ne5+ Kf5 80. Nd3 Ng6 81. g3 Ne5 82. Nxe5 Kxe5 83. Kf3 Kf5 84. gxf4 gxf4 85. Kf2 Ke4 86. Ke2 f3+ 87. Kf2 Kf4 88. Kf1 Ke4 89. Kf2 Kf4 90. Kf1 Kg3 91. Kg1 f2+ 92. Kf1 Kf3 1/2-1/2

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.24"]
[Round "9"]
[White "Halfhide, Sebastian"]
[Black "Hortensius, Lisa"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2102"]
[BlackElo "2154"]
[PlyCount "107"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. 0-0-0 Be7 9. f3 b5 10. g4 Nxd4 11. Bxd4 b4 12. Ne2 Bb7 13. Ng3 Rc8 14. Bd3 0-0 15. g5 Ne8 16. f4 Qa5 17. Kb1 f5 18. Rhf1 Nd6 19. exf5 exf5 20. Qe3 Rf7 21. Qe5 Qxe5 22. Bxe5 Ne4 23. Bxe4 fxe4 24. Rxd7 Bc6 25. Rdd1 Bc5 26. Bd6 Be3 27. Bxb4 Bxf4 28. Rfe1 e3 29. Ba5 Bxg5 30. Bb6 Re8 31. Rd3 Bb5 32. c4 Bxc4 33. Rc3 Bb5 34. h4 Bh6 35. Bxe3 Bxe3 36. Rcxe3 Rxe3 37. Rxe3 Rf4 38. h5 Rf2 39. b3 Kf7 40. Ne4 Rh2 41. Nd6+ Kf6 42. Rf3+ Ke6 43. Nf5 Rg2 44. Nd4+ Kd5 45. Nxb5 axb5 46. Rf5+ Kc6 47. a4 bxa4 48. bxa4 Kb6 49. Kc1 g6 50. hxg6 hxg6 51. Rb5+ Ka6 52. Kd1 Rg4 53. Ke2 Rxa4 54. Rg5 1/2-1/2

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.23"]
[Round "8"]
[White "Schoehuys, Erik"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "2182"]
[BlackElo "2102"]
[PlyCount "55"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Nf3 c5 6. dxc5 Na6 7. g3 Nxc5 8. Bg2 Nce4 9. 0-0 Nxc3 10. bxc3 Bc5 11. e4 d6 12. e5 dxe5 13. Nxe5 Nd7 14. Rd1 Qe8 15. Nd3 Bd6 16. Be3 Qe7 17. Rab1 Nc5 18. Rb5 Na6 19. Ra5 b6 20. Rh5 Rb8 21. Ne5 g6 22. Nc6 Qc7 23. Rh4 Rb7 24. Qd2 Be5 25. Nxe5 Qxe5 26. Bd4 Qd6 27. Qh6 f6 28. Bxb7 1-0

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.22"]
[Round "7"]
[White "Van der Marel, Bert"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2212"]
[BlackElo "2102"]
[PlyCount "90"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. g3 Nf6 4. Bg2 Be7 5. d3 0-0 6. Nf3 Re8 7. 0-0 Bf8 8. Nbd2 Nc6 9. e4 g6 10. h3 Bg7 11. Nc4 b5 12. Ne3 Bb7 13. Nh4 Nd4 14. f4 exf4 15. Bxd4 fxe3 16. Qf3 Re6 17. Rae1 Qe7 18. Bxe3 d5 19. exd5 Re8 20. dxe6 Bxf3 21. exf7+ Qxf7 22. Nxf3 Qd7 23. Kh2 Nh5 24. Ng5 Be5 25. Ne4 c6 26. Bg5 Qc7 27. Rf3 Bxg3+ 28. Nxg3 Rxe1 29. Bh6 Re8 30. h4 Qd6 31. Kh3 Qe6+ 32. Kh2 Qe5 33. Kh3 Qe6+ 34. Kh2 Qe5 35. Kh3 Nxg3 36. Rxg3 Qc5 37. c4 Qf5+ 38. Kh2 Re2 39. Kh1 Re1+ 40. Kh2 Re2 41. Kh1 Qf6 42. Bg5 Qf2 43. Kh2 Kg7 44. h5 h6 45. Bd8 Qf4 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.21"]
[Round "6"]
[White "Halfhide, Sebastian"]
[Black "Munnik, Talitha"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2102"]
[BlackElo "2037"]
[PlyCount "75"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. Qd2 b5 8. f3 Nbd7 9. g4 Nb6 10. a4 Nc4 11. Bxc4 bxc4 12. a5 Bb7 13. Na4 d5 14. Nb6 dxe4 15. Nxa8 exf3 16. 0-0-0 Qxa8 17. g5 Nd5 18. Nxf3 c3 19. Qd4 cxb2+ 20. Kb1 Bb4 21. Qxg7 Rf8 22. Bd4 Qd8 23. Bxb2 Qxa5 24. Rd3 Qb6 25. Rhd1 Be7 26. Rb3 Qc7 27. Ne5 a5 28. Rf3 Bb4 29. Ng4 a4 30. Nf6+ Nxf6 31. Bxf6 Be7 32. Bxe7 Kxe7 33. Qf6+ Ke8 34. Rc3 Qb6+ 35. Ka1 Qa5 36. Rb1 e5 37. Re3 e4 38. Rxb7 1-0

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.20"]
[Round "5"]
[White "Halfhide, Sebastian"]
[Black "Van Randtwijk, Mick"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2102"]
[BlackElo "1852"]
[PlyCount "59"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. Rc1 a4 12. 0-0 Qa5 13. f3 Be6 14. Nd5 Qxd2 15. Bxd2 Bxd5 16. cxd5 Nd7 17. Rc7 Nc5 18. Bg5 Bd4+ 19. Kh1 f6 20. Bh6 Rfe8 21. b4 axb3 22. axb3 Rac8 23. Rxc8 Rxc8 24. Bc4 Nd7 25. Bd2 Ne5 26. Rc1 Ra8 27. h3 Ra2 28. Bf4 Nd7 29. Bb5 Nc5 30. b4 1/2-1/2

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.19"]
[Round "3"]
[White "Berghuis, Marten"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "1981"]
[BlackElo "2102"]
[PlyCount "172"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 0-0 8. Be2 d5 9. Nxc6 bxc6 10. cxd5 cxd5 11. exd5 Nxd5 12. Bd2 Bb7 13. Nxd5 Bxd2+ 14. Qxd2 Bxd5 15. 0-0 Qb6 16. Rfd1 Rfd8 17. Qd4 Qc7 18. Bd3 Rab8 19. b3 g6 20. Qh4 Rdc8 21. Qg5 Qc3 22. h4 Kg7 23. h5 h6 24. Qg3 g5 25. Qe3 a5 26. Rac1 Qb2 27. Rb1 Qf6 28. Rbc1 Rxc1 29. Rxc1 Rb4 30. Bc4 Qb2 31. a3 Rb7 32. Bxd5 exd5 33. Rc8 Qb1+ 34. Kh2 Qe4 35. Qc5 Re7 36. g3 Qe5 37. Qxa5 g4 38. Qd2 Qxh5+ 39. Kg2 Qe5 40. Rc1 Qe4+ 41. Kg1 d4 42. Rd1 Rd7 43. Qd3 Qd5 44. b4 h5 45. Re1 h4 46. gxh4 Rd6 47. Qe4 Qxe4 48. Rxe4 d3 49. Re1 Ra6 50. Re4 f5 51. Rd4 Rxa3 52. Kg2 Kg6 53. b5 Rb3 54. Rd5 d2 55. Rxd2 Rxb5 56. Kg3 Rb3+ 57. Kg2 Kh5 58. Rd8 Kxh4 59. Rh8+ Kg5 60. Rg8+ Kf4 61. Ra8 Rb4 62. Rg8 Rb6 63. Ra8 Rg6 64. Ra4+ Kg5 65. f3 f4 66. Ra5+ Kh4 67. fxg4 Kxg4 68. Ra4 Rb6 69. Kf2 Rb2+ 70. Kf1 Kg3 71. Ra8 Rf2+ 72. Ke1 Rb2 73. Rg8+ Kf3 74. Ra8 Re2+ 75. Kf1 Rb2 76. Ke1 Rb1+ 77. Kd2 Kf2 78. Rg8 f3 79. Rg7 Rg1 80. Rf7 Rg4 81. Kd1 Rd4+ 82. Kc2 Ke2 83. Re7+ Kf1 84. Rf7 f2 85. Kc1 Kg2 86. Rg7+ Kf3 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.19"]
[Round "4"]
[White "Clemens, Adrian HP"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2175"]
[BlackElo "2102"]
[PlyCount "107"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[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. Ba3 axb4 11. Bxb4 b6 12. a4 Re8 13. Re1 Bf8 14. Bf1 c5 15. dxc6 Nxc6 16. Ba3 Bg4 17. Nb5 Bxf3 18. Qxf3 Rxa4 19. Rad1 Re6 20. Qb3 Ra8 21. g3 Nd4 22. Nxd4 exd4 23. Rxd4 Nd7 24. Rdd1 Nc5 25. Bxc5 bxc5 26. Bh3 Re8 27. e5 Qb8 28. Qxb8 Raxb8 29. e6 fxe6 30. Rxe6 Rxe6 31. Bxe6+ Kh8 32. Rd3 Rd8 33. h4 Bg7 34. Kg2 Bf6 35. Rd2 Bd4 36. Ra2 Rf8 37. Bd5 Rb8 38. Ra7 Rf8 39. f4 Rb8 40. h5 gxh5 41. Kh3 Rf8 42. Be4 Bg7 43. Kh4 Re8 44. Bd5 Bd4 45. Kxh5 Rf8 46. Kg4 Bg7 47. Rd7 Rf6 48. Rd8+ Bf8 49. Kg5 Rg6+ 50. Kf5 Kg7 51. Rd7+ Kh6 52. g4 Bg7 53. Rf7 Bf6 54. g5+ 1-0

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.18"]
[Round "2"]
[White "Halfhide, Sebastian"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "2102"]
[BlackElo "2181"]
[PlyCount "100"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. 0-0 0-0 10. Kh1 Be6 11. Qe3 a6 12. Bd2 Ng4 13. Qg3 Ne5 14. b3 Nc6 15. Rac1 Nd4 16. Bd3 b5 17. Nd5 Rc8 18. Rfe1 Re8 19. f4 Bd7 20. e5 Bc6 21. Nb4 Bb7 22. cxb5 Rxc1 23. Rxc1 axb5 24. Be3 dxe5 25. fxe5 Qa5 26. Bxd4 Qxb4 27. Bc3 Qa3 28. Rf1 Qxa2 29. e6 f5 30. Bxg7 Kxg7 31. Bxb5 Rf8 32. Bc4 Qb2 33. h3 f4 34. Qf2 Qc3 35. Kh2 Rf6 36. Qe1 Qxe1 37. Rxe1 f3 38. gxf3 Rxf3 39. Re2 Kf6 40. Rc2 Be4 41. Rg2 Bf5 42. Rg3 Rxg3 43. Kxg3 Bxe6 44. Bxe6 Kxe6 45. Kf4 Kd5 46. b4 e5+ 47. Ke3 g5 48. b5 h5 49. b6 Kc6 50. Ke4 g4 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.17"]
[Round "1"]
[White "Ankit, R Rajpara"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2467"]
[BlackElo "2102"]
[PlyCount "135"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 Be7 7. Nb5 Na6 8. Be2 0-0 9. 0-0 cxd4 10. Qxd4 Bd7 11. Ne5 Bxb5 12. Qxd5 Nxd5 13. Bxb5 Nac7 14. Be2 Bd6 15. Nd3 Rfd8 16. Rd1 Ne8 17. c4 Nb4 18. Nxb4 Bxb4 19. Be3 b6 20. Bf3 Rac8 21. Rac1 Kf8 22. b3 Bc5 23. Bf4 Bd6 24. Bd2 a5 25. Kf1 Ba3 26. Rb1 Bb4 27. Bc1 Rxd1+ 28. Bxd1 Bc5 29. Bc2 Nd6 30. Bd3 Ke7 31. f4 Nf5 32. Bxf5 exf5 33. Be3 Kd6 34. Rd1+ Kc6 35. Rd3 Re8 36. Bd2 Re4 37. Rh3 h6 38. Rd3 Rd4 39. Ke2 Rxd3 40. Kxd3 Bb4 41. Be3 Ba3 42. Bd2 g6 43. Be3 Bd6 44. Bc1 Be7 45. a3 Bf8 46. Kc3 Bg7+ 47. Kc2 Bf8 48. Kb2 Be7 49. Bd2 g5 50. b4 Bd8 51. Kc3 axb4+ 52. axb4 f6 53. b5+ Kd7 54. Kd4 Be7 55. Kd5 Bd6 56. Be3 gxf4 57. Bxb6 f3 58. g3 h5 59. Bf2 f4 60. c5 fxg3 61. hxg3 Bb8 62. c6+ Kd8 63. b6 Be5 64. Ke6 Kc8 65. Ke7 Bc3 66. b7+ Kb8 67. Kd7 Be5 68. Ba7+ 1-0

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.10.10"]
[Round "2.6"]
[White "Bosboom, Manuel"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2384"]
[BlackElo "2102"]
[PlyCount "57"]
[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 "En Passant"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 e6 4. e3 Nf6 5. Bb5 Be7 6. Bxc6 bxc6 7. 0-0 0-0 8. d3 d6 9. e4 e5 10. Re1 Ne8 11. c3 f5 12. Nbd2 fxe4 13. dxe4 Bg4 14. h3 Bh5 15. b4 cxb4 16. cxb4 Qb6 17. Bc3 Rd8 18. Qb3+ Bf7 19. Qb2 Be6 20. a4 Nc7 21. Re3 Rf7 22. Nf1 Rdf8 23. N1h2 Bc8 24. Bd2 Ne6 25. Rd3 Nf4 26. Bxf4 Rxf4 27. Qb3+ Kh8 28. Re3 R4f6 29. Rc1 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.09.26"]
[Round "1.6"]
[White "Halfhide, Sebastian"]
[Black "Bitalzadeh, Ali"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "2102"]
[BlackElo "2400"]
[PlyCount "64"]
[EventDate "2015.09.26"]
[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 "Utrecht"]
[BlackTeam "Groningen Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 g6 7. Bxf6 exf6 8. Qd2 Bg7 9. Bb5 Bd7 10. 0-0-0 0-0 11. Nb3 Qb6 12. Qxd6 Be6 13. Bxc6 bxc6 14. Qd4 f5 15. Qxb6 axb6 16. Nd4 Bxa2 17. b3 b5 18. Rhe1 b4 19. Nce2 c5 20. Nf3 fxe4 21. Nd2 f5 22. Nf4 Rf7 23. Nd5 Rfa7 24. Nb6 Rb8 25. Nbc4 Bc3 26. g4 fxg4 27. Rxe4 Rf8 28. Rxg4 Rxf2 29. Ne4 Rxh2 30. Nxc5 Bb1 31. Nd2 Ra2 32. Kxb1 Ra1# 0-1

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.23"]
[Round "9"]
[White "Paleologu, Vladimir"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2080"]
[BlackElo "2151"]
[PlyCount "71"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 e5 3. Nf3 Nc6 4. c3 a5 5. Nbd2 g6 6. Nc4 d6 7. h3 Bg7 8. Be3 0-0 9. Qd2 Re8 10. Bh6 d5 11. Bxg7 Kxg7 12. exd5 Nxd5 13. 0-0-0 b5 14. Ne3 b4 15. Ng4 f5 16. Qh6+ Kg8 17. Ng5 Qd7 18. d4 bxc3 19. bxc3 Ba6 20. dxe5 fxg4 21. Rxd5 Qe7 22. Bxa6 Rxa6 23. Rhd1 Nxe5 24. Kc2 Qg7 25. Qxg7+ Kxg7 26. hxg4 Re7 27. Re1 Kf6 28. Ne4+ Kf7 29. Nc5 Nc6 30. Rh1 Ra8 31. Rxh7+ Kg8 32. Rxe7 Nxe7 33. Rd7 Re8 34. Ne4 Nd5 35. f3 Ne3+ 36. Kd3 1-0

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.22"]
[Round "8"]
[White "Halfhide, Sebastian"]
[Black "Saumanaite, Skaiste"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2151"]
[BlackElo "1925"]
[PlyCount "61"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. e5 Bg7 5. f4 h5 6. Bd3 Nh6 7. Ngf3 Bg4 8. 0-0 e6 9. Re1 Nd7 10. Nf1 Qb6 11. c3 Bxf3 12. Qxf3 0-0-0 13. a4 Nf5 14. a5 Qc7 15. b4 a6 16. Nd2 Rde8 17. Nb3 f6 18. c4 fxe5 19. dxe5 Nxe5 20. fxe5 Bxe5 21. Bxf5 exf5 22. Rxe5 Qxe5 23. Bf4 Qe4 24. cxd5 Qxb4 25. dxc6 Re1+ 26. Kf2 Rxa1 27. cxb7+ Kd7 28. Qd5+ Ke7 29. Qe5+ Kf7 30. Nxa1 Re8 31. Qxe8+ 1-0

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.21"]
[Round "7"]
[White "Mikenas, Laimutis"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2013"]
[BlackElo "2151"]
[PlyCount "49"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 b6 4. e3 e6 5. d4 d5 6. dxc5 bxc5 7. cxd5 exd5 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. Ne5 Qb7 11. Qa4+ Nbd7 12. 0-0 Rd8 13. Qc6 Qb8 14. Nxd7 Rxd7 15. Rd1 Qb6 16. Qa4 Qb7 17. b3 Be7 18. Ba3 0-0 19. Rac1 Rc8 20. Qb5 Qxb5 21. Nxb5 a6 22. Nc3 d4 23. exd4 cxd4 24. Bxe7 Rxe7 25. Nd5 1-0

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.20"]
[Round "5"]
[White "Doluhanova, Evgeniya"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2200"]
[BlackElo "2151"]
[PlyCount "72"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5 Qe7 6. Nxc6 Qxe4+ 7. Be2 Bxc3+ 8. bxc3 Qxc6 9. 0-0 Qxc3 10. Rb1 0-0 11. Rb5 d5 12. Rb3 Qa5 13. Bd2 Qa4 14. Bf4 Qd7 15. Be5 Ne4 16. f3 Nd6 17. Bd3 f6 18. Bf4 Re8 19. Re1 Re7 20. Rb1 b6 21. c3 g6 22. Qc2 Kg7 23. h4 Qe8 24. Rxe7+ Qxe7 25. g4 Bd7 26. h5 Be8 27. g5 Nf7 28. hxg6 Nxg5 29. gxh7 Nh3+ 30. Kh1 Nxf4 31. Rg1+ Bg6 32. Bxg6 Kh8 33. Bf5 Qe3 34. Bg4 Ne2 35. Rg2 Nf4 36. Rg1 Ne2 1/2-1/2

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.20"]
[Round "6"]
[White "Halfhide, Sebastian"]
[Black "Ottolini, Graziano"]
[Result "1-0"]
[ECO "B05"]
[WhiteElo "2151"]
[BlackElo "1996"]
[PlyCount "72"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. c4 Nb6 7. Be3 Be7 8. h3 Bh5 9. 0-0 0-0 10. Nc3 Nc6 11. exd6 cxd6 12. d5 Bxf3 13. Bxf3 Ne5 14. dxe6 Nxf3+ 15. Qxf3 fxe6 16. Qxb7 Nxc4 17. Qe4 Qc8 18. Rac1 Nxe3 19. Qxe3 Qd7 20. Rfe1 e5 21. Nd5 Bd8 22. Red1 Rb8 23. b4 Qf7 24. Rc6 Bb6 25. Nxb6 Rxb6 26. Rxb6 axb6 27. Qxb6 Qxa2 28. Rxd6 Qb2 29. Rd8 Rxd8 30. Qxd8+ Kf7 31. Qc7+ Kf6 32. Qc5 h5 33. b5 Ke6 34. b6 Kf5 35. Qc8+ Kg6 36. b7 Qa1+ 1-0

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.19"]
[Round "4"]
[White "Halfhide, Sebastian"]
[Black "Tsiganova, Monika"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "2151"]
[BlackElo "2065"]
[PlyCount "107"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 e6 8. Bd3 Be7 9. 0-0 0-0 10. Re1 c5 11. dxc5 Bxc5 12. Qe2 a5 13. Bg5 Be7 14. Rad1 Qc7 15. Ne5 h6 16. Bh4 a4 17. Bb1 Rd8 18. Qc2 Rxd1 19. Rxd1 Ra5 20. Ng4 h5 21. Bg3 e5 22. Nxf6+ Bxf6 23. Qh7+ Kf8 24. Qh8+ Ke7 25. Qxh5 Be6 26. Bh4 a3 27. Bxf6+ gxf6 28. b4 Ra8 29. Qf3 Rc8 30. c4 Bxc4 31. Qxa3 b5 32. Qe3 Be6 33. Bd3 Qd6 34. Qe2 Rd8 35. Bc2 Qxb4 36. Rxd8 Kxd8 37. Qd1+ Ke7 38. Bb3 Bxb3 39. axb3 f5 40. Kf1 Ke6 41. Qc2 Qd4 42. g3 Qd5 43. Ke2 e4 44. Qc3 Qd6 45. f3 exf3+ 46. Qxf3 Kf6 47. Kf1 b4 48. Qe3 Qd1+ 49. Kg2 Qd5+ 50. Kg1 Qd1+ 51. Kg2 Qc2+ 52. Kg1 Qd1+ 53. Kg2 Qc2+ 54. Kg1 1/2-1/2

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.18"]
[Round "3"]
[White "Lipinsky, Markus"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "2100"]
[BlackElo "2151"]
[PlyCount "76"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. e4 Nf6 5. Nc3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 axb4 11. Bxb4 b6 12. a4 Re8 13. a5 c5 14. dxc6 Nxc6 15. Bxd6 bxa5 16. c5 Bg4 17. Bb5 Nd4 18. Be2 Bxf3 19. Bxf3 Bf8 20. Bxf8 Kxf8 21. Na4 Rc8 22. Bg4 Rc6 23. Re1 Qe7 24. Bh3 Rd8 25. Qb1 Nh5 26. Ra3 Nf4 27. Bg4 h5 28. Bd1 Nfe6 29. Qc1 Nxc5 30. Nxc5 Rxc5 31. Qh6+ Kg8 32. Bxh5 Qf8 33. Qxf8+ Kxf8 34. Bd1 Rc1 35. Kf1 Nb5 36. Rb3 Rdxd1 37. Rxd1 Rxd1+ 38. Ke2 Nd4+ 0-1

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.18"]
[Round "2"]
[White "Vanagaite, Giedre"]
[Black "Halfhide, Sebastian"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2040"]
[BlackElo "2151"]
[PlyCount "81"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 0-0 10. Bd3 c5 11. Bb2 Nc6 12. 0-0 Rc8 13. Qe2 Qc7 14. d5 Na5 15. c4 Rce8 16. Qc2 Bd8 17. Be5 Qd7 18. Bc3 f6 19. Rab1 e5 20. Ne1 Ba6 21. Bxa5 bxa5 22. Be2 Bc8 23. Nd3 Qd6 24. f3 g6 25. Qb3 Bb6 26. Rbe1 f5 27. exf5 gxf5 28. f4 e4 29. Ne5 Bd8 30. Kh1 Re7 31. Rb1 Rb7 32. Qe3 Bb6 33. g4 Rg7 34. gxf5 Bxf5 35. Rg1 Qf6 36. Rxg7+ Kxg7 37. Rg1+ Kh8 38. Bh5 h6 39. Bg6 Bc7 40. Bxf5 Bxe5 41. fxe5 1-0

[Event "Panevezys op-A 28th"]
[Site "Panevezys"]
[Date "2015.08.17"]
[Round "1"]
[White "Halfhide, Sebastian"]
[Black "Laurusas, Tomas"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2151"]
[BlackElo "2421"]
[PlyCount "120"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LTU"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 a6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Nf6 7. exd5 cxd5 8. h3 Bxf3 9. Bxf3 Nc6 10. Ne2 Bd6 11. c3 0-0 12. Bf4 Qc7 13. Bxd6 Qxd6 14. Nc1 b5 15. Nd3 b4 16. Nxb4 Nxb4 17. cxb4 Qxb4 18. Rb1 Rac8 19. a3 Qb6 20. Qd2 Rc4 21. Rfd1 Rfc8 22. Rbc1 g6 23. Be2 Ne4 24. Rxc4 Rxc4 25. Qe3 Rc8 26. f3 Nd6 27. Rd2 Nf5 28. Qf4 f6 29. h4 e5 30. Qg4 Rc1+ 31. Kh2 Nxd4 32. Qd7 Nf5 33. Qxd5+ Kg7 34. Rd1 Rxd1 35. Qxd1 Qf2 36. Bxa6 Qxb2 37. Qd3 Qf2 38. h5 Ne3 39. Qe2 Qh4+ 40. Kg1 Qd4 41. hxg6 hxg6 42. Kh2 f5 43. g3 g5 44. Bb7 g4 45. fxg4 Nxg4+ 46. Kg2 Qa7 47. Qb2 Kg6 48. Bf3 Ne3+ 49. Kh1 e4 50. Bg2 Qc7 51. Qh8 Qc1+ 52. Kh2 Qxa3 53. Qg8+ Kf6 54. Qh8+ Ke6 55. Qg8+ Ke5 56. Qg7+ Kd5 57. Qb7+ Kd4 58. Qb6+ Kd3 59. Qb1+ Ke2 60. Kg1 Qc5 0-1

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.25"]
[Round "8"]
[White "Kolodkin, Daniil"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2208"]
[BlackElo "2091"]
[PlyCount "63"]
[EventDate "2015.07.17"]
[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 Nf6 2. Nc3 e5 3. e3 d5 4. cxd5 Nxd5 5. Nf3 Nxc3 6. bxc3 Bd6 7. e4 0-0 8. Bc4 Qe7 9. 0-0 Be6 10. Bxe6 Qxe6 11. Re1 Nd7 12. d4 Rae8 13. d5 Qe7 14. Bg5 f6 15. Be3 g6 16. Rb1 b6 17. h4 Kh8 18. Bh6 Rg8 19. Qd2 Nc5 20. g3 f5 21. Ng5 Qf6 22. exf5 gxf5 23. f4 Ne4 24. Rxe4 fxe4 25. fxe5 Bc5+ 26. Kg2 Rxe5 27. Rf1 Rf5 28. Nxe4 Qg6 29. Rxf5 Qxf5 30. Qf4 Qxf4 31. Bxf4 Re8 32. Kf3 1/2-1/2

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.24"]
[Round "7"]
[White "Halfhide, Sebastian"]
[Black "Sorensen, Bent"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2091"]
[BlackElo "2217"]
[PlyCount "97"]
[EventDate "2015.07.17"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. dxc5 Bxc5 9. Qd2 0-0 10. 0-0-0 Qb6 11. Bxc5 Nxc5 12. Bd3 Bd7 13. f5 Nxd3+ 14. Qxd3 Nb4 15. Qd2 Rfc8 16. a3 Rxc3 17. axb4 Re3 18. f6 gxf6 19. exf6 Kf8 20. Rhe1 Rxe1 21. Rxe1 Ke8 22. Ne5 Qd6 23. Qg5 Qf8 24. Re3 Kd8 25. Qh5 Be8 26. Qxh7 a5 27. b5 a4 28. Qd3 Ra5 29. c4 Qc5 30. Kb1 Ra8 31. h4 Kc7 32. cxd5 Rd8 33. Qc2 Qxc2+ 34. Kxc2 exd5 35. b6+ Kd6 36. h5 d4 37. Re1 Rc8+ 38. Kd3 Ke6 39. Nc4+ Kxf6 40. Nd6 Rc6 41. Nxe8+ Kf5 42. Rh1 Rh6 43. Kxd4 Kg4 44. Rh3 f5 45. Ke5 f4 46. Nf6+ Kg5 47. Nd5 Kg4 48. Nxf4 Rxb6 49. h6 1-0

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.23"]
[Round "6"]
[White "Weiland, Harro"]
[Black "Halfhide, Sebastian"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1890"]
[BlackElo "2091"]
[PlyCount "32"]
[EventDate "2015.07.17"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Nc2 Bxe3 8. Nxe3 d6 9. Nd2 Be6 10. Qf3 Qg6 11. Qg3 Qh6 12. h4 0-0-0 13. Be2 g6 14. Qg5 Qg7 15. Nd5 Bxd5 16. exd5 f6 0-1

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.21"]
[Round "5"]
[White "Halfhide, Sebastian"]
[Black "Van der Elburg, Freddie"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "2091"]
[BlackElo "2185"]
[PlyCount "84"]
[EventDate "2015.07.17"]
[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 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 0-0 10. 0-0 Qc7 11. Be3 b6 12. f3 Bb7 13. Qd2 Ne5 14. Rac1 Rac8 15. Rfd1 Rfd8 16. Kh1 Ba8 17. Bf1 Qb8 18. Qf2 Nfd7 19. h3 Ng6 20. Nab1 Bc6 21. b4 Rc7 22. Nd2 Rdc8 23. Nb3 Nge5 24. Nd2 b5 25. c5 dxc5 26. bxc5 Bb7 27. f4 Nxc5 28. fxe5 b4 29. Ncb1 Nd3 30. Bxd3 Rxc1 31. Rf1 Rxf1+ 32. Nxf1 Qxe5 33. Nbd2 Rd8 34. Bb1 Qc3 35. Bb6 Rd7 36. Qe3 Qc1 37. Kh2 h6 38. Qe2 Bd6+ 39. e5 Bb8 40. Bd3 Qc6 41. Nc4 Rxd3 42. Na5 Bxe5+ 0-1

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.20"]
[Round "4"]
[White "Van Delft, Merijn"]
[Black "Halfhide, Sebastian"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2428"]
[BlackElo "2091"]
[PlyCount "72"]
[EventDate "2015.07.17"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d3 Bc5 8. Nc3 d6 9. a3 h6 10. Be3 0-0 11. Qd2 Bc8 12. a4 Rb8 13. axb5 axb5 14. h3 Be6 15. Bxe6 fxe6 16. Bxc5 dxc5 17. Ne2 Qd6 18. Qe3 Nd4 19. Nfxd4 cxd4 20. Qd2 Nh5 21. g3 Ra8 22. Kg2 Kh7 23. Ng1 Qe7 24. Qe2 Qg5 25. Qg4 Qxg4 26. hxg4 Nf6 27. g5 Ng4 28. Rxa8 Rxa8 29. gxh6 Kxh6 30. Nf3 g5 31. Rb1 Ra2 32. Nd2 Nf6 33. Nb3 Nd7 34. f4 c5 35. fxe5 Kg6 36. Kh3 Kg7 1/2-1/2

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.19"]
[Round "3"]
[White "Halfhide, Sebastian"]
[Black "Erwich, Frans"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2091"]
[BlackElo "1974"]
[PlyCount "63"]
[EventDate "2015.07.17"]
[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 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. f3 b5 8. Qd2 Nbd7 9. g4 Nb6 10. a4 bxa4 11. Nxa4 Nxa4 12. Rxa4 Bb7 13. g5 Nd7 14. Bd3 Be7 15. 0-0 0-0 16. Rfa1 Nc5 17. R4a2 Nxd3 18. cxd3 Rc8 19. Rc1 Rxc1+ 20. Qxc1 Qb8 21. Nc6 Bxc6 22. Qxc6 Qb3 23. Qxa6 Qd1+ 24. Kg2 f6 25. g6 f5 26. Qc4 Qe2+ 27. Bf2 Rf6 28. exf5 Rxf5 29. Qg4 hxg6 30. h4 e5 31. Qe4 Rf4 32. Qxe2 1-0

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.17"]
[Round "1"]
[White "Halfhide, Sebastian"]
[Black "Howell, David"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "2091"]
[BlackElo "2698"]
[PlyCount "132"]
[EventDate "2015.07.17"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bd7 9. c3 0-0 10. d3 Na5 11. Bc2 c5 12. Nbd2 Re8 13. Nf1 Nc6 14. Ng3 Bf8 15. h3 Rc8 16. Be3 h6 17. axb5 axb5 18. d4 exd4 19. cxd4 cxd4 20. Nxd4 Nb4 21. Bb3 d5 22. exd5 Nbxd5 23. Ndf5 Nxe3 24. Rxe3 Rxe3 25. Nxe3 Bc6 26. Qxd8 Rxd8 27. Rc1 Be8 28. Kf1 g6 29. Rd1 Rc8 30. Nd5 Nxd5 31. Bxd5 Be7 32. Ne4 Rc2 33. Ra1 Rc8 34. Ke2 Kf8 35. Rd1 b4 36. Bb3 Bb5+ 37. Ke3 Re8 38. Kf4 Bd8 39. Bd5 f5 40. Ng3 Bg5+ 41. Kf3 Rd8 42. h4 Bf6 43. Bb3 Rxd1 44. Bxd1 Bxh4 45. Ke3 Bd8 46. Be2 Bc6 47. Bf3 Bb5 48. Be2 Bb6+ 49. Kd2 Ba4 50. f3 Bc7 51. Nf1 Bf4+ 52. Ne3 h5 53. Bd3 Ke7 54. Ke2 Kd6 55. Bc4 Be5 56. Bf7 Bb5+ 57. Kd2 Bf4 58. Bxg6 Ke5 59. g3 Bxg3 60. Nxf5 Bf4+ 61. Ke1 Bd7 62. Bxh5 Bxf5 63. Bf7 Bc2 64. Ke2 Kd4 65. Bg8 Bc1 66. Bf7 b3 0-1

