[Event "Leiden SB-ch 1920"]
[Site "Leiden"]
[Date "2021.07.09"]
[Round "7"]
[White "Chitimia, Diana"]
[Black "Engelen, Niels"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "1633"]
[PlyCount "94"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Ngf3 h6 7. Bg3 a6 8. Bd3 Bd6 9. Ne5 cxd4 10. exd4 Qc7 11. Nxc6 bxc6 12. Nf3 Bxg3 13. hxg3 Rb8 14. b4 a5 15. a3 0-0 16. Ne5 axb4 17. cxb4 Qb6 18. Bc2 Ba6 19. Qd2 Qc7 20. Bd3 Bxd3 21. Qxd3 Ne4 22. 0-0 Rfc8 23. Rfb1 Qe7 24. Qa6 Qb7 25. Qxb7 Rxb7 26. Rc1 Rbc7 27. a4 f6 28. Nd3 Nd2 29. Ra3 Nc4 30. Ra2 e5 31. dxe5 fxe5 32. Nc5 Kf7 33. a5 g5 34. a6 Ra7 35. Nb7 Ke7 36. Kf1 Kd7 37. Nc5+ Kc7 38. Ke2 Kb6 39. Kd3 Kb5 40. Rb1 Kb6 41. Rba1 Nd6 42. Re1 Re8 43. Kc3 Nb5+ 44. Kb3 Ree7 45. f3 Nc7 46. Na4+ Kb5 47. Nc3+ Kb6 1/2-1/2

[Event "Leiden SB-ch 1920"]
[Site "Leiden"]
[Date "2020.09.25"]
[Round "6"]
[White "Engelen, Niels"]
[Black "Warnaar, Alisha"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "1633"]
[BlackElo "1860"]
[PlyCount "62"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 0-0 5. 0-0 d5 6. c4 c6 7. Nc3 Bf5 8. Nh4 Be6 9. Qb3 Qd7 10. cxd5 Nxd5 11. Qd1 Rd8 12. e4 Nb6 13. Nf3 Bxd4 14. Nxd4 Qxd4 15. Be3 Qxd1 16. Raxd1 Na6 17. b3 Nb4 18. f4 Bg4 19. Rxd8+ Rxd8 20. h3 Rd3 21. Bxb6 axb6 22. hxg4 Rxc3 23. Rf3 Nxa2 24. Rxc3 Nxc3 25. Kf2 Kf8 26. Ke3 e6 27. Kd3 Nb5 28. e5 Ke7 29. g5 Nc7 30. Kd4 Nd5 31. Kd3 Kd7 0-1

[Event "Leiden SB-ch 1920"]
[Site "Leiden"]
[Date "2020.02.21"]
[Round "5"]
[White "Li, Kuo Kuo"]
[Black "Engelen, Niels"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1633"]
[PlyCount "54"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bc4 Bg4 4. Nf3 Nxd5 5. h3 Bf5 6. d3 Nb6 7. Bb3 Nc6 8. Bf4 Na5 9. Nc3 Nxb3 10. axb3 e6 11. Nb5 Nd5 12. Bg3 a6 13. c4 Bb4+ 14. Nd2 axb5 15. cxd5 Bxd2+ 16. Kxd2 Rxa1 17. Qxa1 0-0 18. h4 Qxd5 19. Bxc7 Qxd3+ 20. Ke1 Rc8 21. Bf4 Qe4+ 22. Be3 Qxg2 23. Rf1 Bd3 24. Kd2 Bxf1 25. Qa7 Qe4 26. Bc5 Rd8+ 27. Kc3 Qd3+ 0-1

[Event "Leiden SB-ch 1920"]
[Site "Leiden"]
[Date "2020.01.24"]
[Round "4"]
[White "Engelen, Niels"]
[Black "Birginia, Jaden"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "1633"]
[PlyCount "73"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 b6 2. d4 Bb7 3. g3 e6 4. Bg2 Nf6 5. c4 Be7 6. Nc3 0-0 7. 0-0 Ne4 8. Qc2 Nxc3 9. bxc3 Nc6 10. e4 Na5 11. Nd2 Ba6 12. e5 Rc8 13. Be4 g6 14. Re1 Bxc4 15. Nxc4 Nxc4 16. h4 h5 17. Bh6 Na3 18. Qd3 Kh7 19. Bxf8 Qxf8 20. f4 f5 21. exf6 Qxf6 22. Re2 c5 23. Qa6 Rc7 24. Qxa3 cxd4 25. Qc1 d5 26. Bg2 d3 27. Re5 Bd6 28. Rg5 Rxc3 29. Qd2 Qd4+ 30. Kh2 Rc2 31. Qe1 Re2 32. Qf1 Qe3 33. Re5 Bxe5 34. fxe5 d2 35. Qf7+ Kh6 36. Qf8+ Kh7 37. Qf7+ 1/2-1/2

[Event "Leiden SB-ch 1920"]
[Site "Leiden"]
[Date "2019.12.20"]
[Round "3"]
[White "Groot, Rob"]
[Black "Engelen, Niels"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "1633"]
[PlyCount "45"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Bc4 g6 5. Ne2 Bg7 6. c3 Nb6 7. Bb3 e5 8. Be3 0-0 9. 0-0 Nc6 10. dxe5 Nxe5 11. Nd2 Bf5 12. Nf4 Nd3 13. Nxd3 Bxd3 14. Re1 Ba6 15. Bc5 Re8 16. Rxe8+ Qxe8 17. Qf3 Rd8 18. Ne4 Nd7 19. Bd4 Bxd4 20. cxd4 h6 21. Re1 Qf8 22. Qg3 Qb4 23. Qxg6+ 1-0

[Event "Leiden SB-ch 1920"]
[Site "Leiden"]
[Date "2019.11.29"]
[Round "2"]
[White "Engelen, Niels"]
[Black "De Weert, Chris WJ"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1633"]
[BlackElo "1756"]
[PlyCount "66"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. g3 d5 2. c4 e6 3. Bg2 Nf6 4. d4 c6 5. Nf3 Nbd7 6. 0-0 Be7 7. b3 0-0 8. Nc3 a6 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 dxc4 12. Be3 cxb3 13. Qxb3 Bc5 14. Bxc5 Nxc5 15. Qc2 Qe7 16. Rad1 Bd7 17. Ne4 Nxe4 18. Bxe4 h6 19. Rd6 Rfc8 20. Rfd1 Be8 21. Bh7+ Kh8 22. Be4 Rab8 23. Qb3 b5 24. Qf3 c5 25. Rxa6 c4 26. Rad6 c3 27. Rc1 Qa7+ 28. Kg2 Qxa2 29. Rxc3 Rxc3 30. Qxc3 Qxe2+ 31. Kh3 Qxe4 32. Qc7 Qb7 33. Qc5 b4 0-1

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2019.06.21"]
[Round "9"]
[White "Engelen, Niels"]
[Black "Hoogeveen, Luuk"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1613"]
[BlackElo "1550"]
[PlyCount "67"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. e4 d6 3. Nf3 Nf6 4. Nc3 Bg7 5. h3 0-0 6. Bd3 Nbd7 7. e5 dxe5 8. dxe5 Ne8 9. e6 fxe6 10. Bc4 Nd6 11. Bxe6+ Kh8 12. Be3 Nf6 13. Ng5 h6 14. h4 c6 15. Qe2 Qa5 16. 0-0-0 Bxe6 17. Nxe6 Nfe4 18. Nxg7 Nxc3 19. bxc3 Qa3+ 20. Kb1 Nb5 21. Bd4 Nxd4 22. Rxd4 Kxg7 23. Qe5+ Kg8 24. Qe6+ Kg7 25. Rg4 Rf6 26. Qe5 Qd6 27. Qe3 Re6 28. Re4 Rxe4 29. Qxe4 Rf8 30. f3 Rf4 31. Qe3 Rf5 32. Re1 Kf6 33. Qxh6 Rh5 34. Qf8# 1-0

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2019.05.24"]
[Round "8"]
[White "Van Drunick, Jan Willem"]
[Black "Engelen, Niels"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1943"]
[BlackElo "1613"]
[PlyCount "88"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. e3 e5 4. dxe5 d4 5. a3 Nge7 6. b4 dxe3 7. Qxd8+ Kxd8 8. Bxe3 Nxe5 9. Nc3 Be6 10. Rd1+ Kc8 11. c5 Nf5 12. Bf4 Ng6 13. Bg5 f6 14. Bc1 c6 15. g3 Be7 16. Nge2 Bc4 17. Bh3 Be6 18. 0-0 Rd8 19. Nf4 Nxf4 20. Bxf4 g5 21. Bc1 Kc7 22. Rde1 Kd7 23. Rxe6 Kxe6 24. Re1+ Kf7 25. Bxf5 h6 26. Be3 a5 27. b5 a4 28. bxc6 bxc6 29. Bc2 Ra5 30. Nxa4 Rda8 31. Nb6 Rb8 32. Bb3+ Kg6 33. a4 Bf8 34. Bc2+ Kg7 35. Rd1 Ra7 36. Be4 Rc7 37. a5 Re8 38. Bf3 Re5 39. Nd7 Re7 40. Nxf8 Kxf8 41. Rd6 Kg7 42. Bd4 Re1+ 43. Kg2 Ra7 44. Rxf6 Rxa5 1-0

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2019.04.26"]
[Round "7"]
[White "Engelen, Niels"]
[Black "Van Vleuten, Ronald"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1613"]
[BlackElo "1744"]
[PlyCount "101"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 Nf6 3. g3 c6 4. Bg2 Nbd7 5. 0-0 e5 6. cxd5 Nxd5 7. e4 N5f6 8. d4 exd4 9. e5 Nd5 10. Nxd4 N7b6 11. e6 Be7 12. exf7+ Kxf7 13. Nc3 Rf8 14. Qb3 Bf6 15. Be3 Bxd4 16. Bxd4 Be6 17. Qd1 Nf6 18. Ne4 Nxe4 19. Bxe4 Kg8 20. Qh5 Bf5 21. Bxf5 Rxf5 22. Qxf5 Qxd4 23. Rfd1 Qxb2 24. Qe6+ Kh8 25. Qe7 Nd5 26. Qc5 Qb6 27. Qd6 Rd8 28. Qe6 Rf8 29. Rd2 h6 30. Rad1 Qc5 31. Qg6 Rf6 32. Qe8+ Kh7 33. Qe4+ Kg8 34. Qd4 Qa5 35. Re2 Qd8 36. Qxa7 Qc8 37. Qc5 Qd8 38. Rde1 Rf8 39. Qc4 Qc7 40. a4 Qb6 41. a5 Qxa5 42. Re8 Qd2 43. Rxf8+ Kxf8 44. Qc5+ Kf7 45. Ra1 Qc3 46. Qa7 Qb2 47. Re1 Nf6 48. Qc5 Nd5 49. Qd6 Qb4 50. Qe6+ Kf8 51. Qe8# 1-0

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2019.03.22"]
[Round "6"]
[White "Agaian, Jura"]
[Black "Engelen, Niels"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1755"]
[BlackElo "1613"]
[PlyCount "69"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. d3 Nf6 5. f4 Ng4 6. Nf3 Ne3 7. Bxe3 dxe3 8. Nxe5 Qh4+ 9. g3 Qf6 10. Bg2 Qb6 11. Qc1 Nc6 12. Nc4 Qc5 13. c3 Bg4 14. Nxe3 Bxe2 15. Kxe2 0-0-0 16. Bf3 h5 17. d4 Qb5+ 18. Kf2 Ne7 19. a4 Qa6 20. b4 g6 21. b5 Qf6 22. h3 Bh6 23. e5 Qg7 24. Qb1 f5 25. h4 Qf7 26. a5 Kb8 27. Rd1 Bg7 28. Qb4 Bf8 29. b6 Nd5 30. Qb3 c6 31. bxa7+ Ka8 32. Nc4 Qc7 33. a6 Kxa7 34. axb7+ Kb8 35. Ra8# 1-0

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2019.02.15"]
[Round "5"]
[White "Engelen, Niels"]
[Black "Passenier, Peter"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1613"]
[BlackElo "2136"]
[PlyCount "50"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. Nc3 e6 6. 0-0 Be7 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 Qc8 10. Qd3 Na6 11. b3 0-0 12. Bb2 Nc5 13. Qc2 d6 14. e4 a6 15. Rac1 Qb7 16. f3 Rac8 17. Qe2 Rfe8 18. Rfd1 Bf8 19. Kg1 g6 20. e5 dxe5 21. Qxe5 Bg7 22. Qe2 e5 23. Nc2 e4 24. Nxe4 Nfxe4 25. Bxg7 Ng5 0-1

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2019.01.11"]
[Round "4"]
[White "Vroom, Ton"]
[Black "Engelen, Niels"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1211"]
[BlackElo "1613"]
[PlyCount "114"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 d4 3. Nd5 c6 4. Nf4 e5 5. Nh5 Qh4 6. d3 Bg4 7. Be2 Be6 8. g3 Qe7 9. h3 g6 10. Nf4 exf4 11. Bxf4 Bh6 12. Be5 f6 13. Bxd4 Qd7 14. Bc3 Bg7 15. g4 Nh6 16. f3 Qc7 17. Qd2 Qg3+ 18. Kf1 g5 19. Qe1 Qd6 20. d4 Nd7 21. Bd3 0-0-0 22. Ne2 Nb6 23. Bb4 Qb8 24. b3 Nf7 25. a4 h5 26. a5 Nd7 27. d5 cxd5 28. Qc3+ Qc7 29. a6 b6 30. Qxc7+ Kxc7 31. Nd4 Rde8 32. Nb5+ Kb8 33. Re1 Nde5 34. Nd6 Nxd6 35. Bxd6+ Kc8 36. Bb5 Nd7 37. Bc6 dxe4 38. Bb7+ Kd8 39. Rxe4 Bf7 40. Rb4 Bf8 41. Bxf8 Rhxf8 42. Bc6 Kc7 43. Bxd7 Kxd7 44. Rd4+ Kc7 45. Kf2 Rd8 46. Rhd1 Rxd4 47. Rxd4 hxg4 48. fxg4 Rd8 49. Rxd8 Kxd8 50. b4 Bc4 51. c3 Bxa6 52. Ke3 Ke7 53. Kf2 Kd6 54. Kg3 Kd5 55. Kf3 Kc4 56. Ke4 Bc8 57. Ke3 Kxc3 0-1

[Event "Leiden SB-ch 1819"]
[Site "Leiden"]
[Date "2018.12.07"]
[Round "3"]
[White "Engelen, Niels"]
[Black "Schenkelaars, Vincent"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1613"]
[BlackElo "1810"]
[PlyCount "84"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 g6 3. g3 Bg7 4. Bg2 c5 5. c4 Qb6 6. Nc3 cxd4 7. Nd5 Qc5 8. Qb3 e6 9. Nf4 Ne7 10. Bd2 0-0 11. 0-0 Na6 12. Nd3 Qc7 13. Ng5 Nc6 14. Rac1 b6 15. Qc2 Bb7 16. b4 Ne5 17. Bxb7 Qxb7 18. f4 Nxd3 19. exd3 Rac8 20. Qb3 b5 21. Ne4 bxc4 22. Rxc4 Rxc4 23. Nxd6 Rc3 24. Nxb7 Rxb3 25. axb3 Rb8 26. Ra1 Nxb4 27. Bxb4 Rxb7 28. Bc5 Rxb3 29. Rxa7 Rb8 30. Rd7 g5 31. Bxd4 gxf4 32. Bxg7 Kxg7 33. gxf4 Rb2 34. d4 Kg6 35. d5 exd5 36. Rxd5 f5 37. Rd4 Kh5 38. h3 Rb3 39. Rd7 h6 40. Kg2 Kh4 41. Rd6 Rg3+ 42. Kf2 Rxh3 0-1

