[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.28"]
[Round "9.3"]
[White "Platon, Constantin"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "1680"]
[BlackElo "1689"]
[PlyCount "73"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Moldova"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "MDA"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Nxc6 bxc6 7. Be3 Nf6 8. Bd3 Be7 9. 0-0 0-0 10. f4 d6 11. h3 Bb7 12. Ne2 c5 13. f5 c4 14. fxe6 cxd3 15. exf7+ Rxf7 16. cxd3 d5 17. Rc1 Qd6 18. Qb3 Qb4 19. Qxb4 Bxb4 20. e5 Ne8 21. Rxf7 Kxf7 22. a3 Ba5 23. d4 Rc8 24. Rf1+ Kg8 25. Nf4 Nc7 26. b4 Bb6 27. a4 a5 28. b5 g5 29. Nh5 Ne6 30. Rf6 Bxd4 31. Bxd4 Nxd4 32. Rd6 Nf5 33. Rd7 Ba8 34. Nf6+ Kf8 35. Rxh7 Ne7 36. e6 Ng6 37. Rf7# 1-0

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.27"]
[Round "8.2"]
[White "De Jong, Lucas"]
[Black "Pavlopoulos, Andreas Na"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1689"]
[PlyCount "75"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Greece"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GRE"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e5 9. fxe5 dxe5 10. d5 c6 11. Bg5 Re8 12. 0-0 Nbd7 13. dxc6 bxc6 14. Kh1 Rb8 15. Bc4 Rxb2 16. Bb3 Nc5 17. Bxf6 Qxf6 18. Qxf6 Bxf6 19. Rxf6 Nxb3 20. cxb3 Rc8 21. Kg1 Rc2 22. Na4 Kg7 23. Rf2 Rxf2 24. Kxf2 Rd8 25. Ke3 Kf6 26. Rc1 Rc8 27. Nc5 Kg5 28. g3 f5 29. Nd3 fxe4 30. Kxe4 Kf6 31. Nxe5 c5 32. Rxc5 Rxc5 33. Nd7+ Kg5 34. Nxc5 h5 35. Kd5 h4 36. gxh4+ Kxh4 37. Ne6 Kxh3 38. Nf4+ 1-0

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.25"]
[Round "6.3"]
[White "Sapronov, Vitaliy S"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "B13"]
[BlackElo "1689"]
[PlyCount "101"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Azerbaijan"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "AZE"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 cxd4 5. exd4 d5 6. Bd3 Bd6 7. Bxd6 Qxd6 8. 0-0 Nc6 9. c3 0-0 10. Nbd2 Bd7 11. Qe2 Rac8 12. Ne5 a6 13. f4 b5 14. Rf3 Na5 15. Rh3 g6 16. Qf2 Kg7 17. g4 Nc4 18. g5 Nh5 19. Ndxc4 bxc4 20. Be2 f6 21. Nxd7 Qxd7 22. Bxh5 e5 23. Qh4 gxh5 24. Qxh5 Kh8 25. g6 Rc7 26. fxe5 Rg8 27. Rg3 fxe5 28. Qxe5+ Rg7 29. Re1 hxg6 30. Qe8+ Qxe8 31. Rxe8+ Rg8 32. Rxg8+ Kxg8 33. Rxg6+ Kf7 34. Rxa6 Rb7 35. Rd6 Rxb2 36. Rxd5 Rxa2 37. Rc5 Ra4 38. Kg2 Ke6 39. Kg3 Kd6 40. h4 Ra1 41. Rxc4 Kd5 42. Rc5+ Ke4 43. h5 Rh1 44. Re5+ Kd3 45. d5 Kxc3 46. d6 Rd1 47. Re6 Rg1+ 48. Kf4 Rg8 49. d7 Rd8 50. Re7 Kd4 51. Kf5 1-0

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.23"]
[Round "5.3"]
[White "De Jong, Lucas"]
[Black "De Meyer, Bruno"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1689"]
[PlyCount "71"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "South Africa"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "RSA"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. Bd2 Qc7 10. 0-0 Bd6 11. Rfe1 0-0 12. Rad1 Nbd7 13. Ne4 Nxe4 14. Qxe4 Rfe8 15. Bd3 g6 16. c4 Bf8 17. Bc3 Bg7 18. Qf3 b6 19. Qe3 Rad8 20. Qf3 Nb8 21. Qe3 Kf8 22. Qg5 Qd7 23. h4 Qe7 24. Qg4 Nd7 25. h5 Nb8 26. hxg6 hxg6 27. Qf3 Kg8 28. Bc2 Qd7 29. Re2 Re7 30. Red2 Qe8 31. Qd3 c5 32. Qe3 cxd4 33. Bxd4 Bxd4 34. Rxd4 Rxd4 35. Qxd4 Kf8 36. Qd8 1/2-1/2

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.21"]
[Round "3.3"]
[White "De Jong, Lucas"]
[Black "Vojan, Istvan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1689"]
[BlackElo "1921"]
[PlyCount "66"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Hungary"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "HUN"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. Nge2 e6 7. f3 Bf5 8. Bd2 Bb4 9. a3 Bxc3 10. Bxc3 Qa4 11. Bb3 Qd7 12. g4 Bg6 13. h4 h6 14. Nf4 Bh7 15. Qe2 c6 16. 0-0-0 Qc7 17. Bd2 Nd5 18. Nxd5 cxd5 19. f4 Be4 20. Rhe1 Nc6 21. Bc3 0-0-0 22. Ba4 Qxf4+ 23. Bd2 Qc7 24. Rf1 f6 25. Bf4 Qb6 26. c3 Na5 27. Bc2 f5 28. Bxe4 fxe4 29. Be5 Rd7 30. Kb1 Nc4 31. Qh2 Nxa3+ 32. Kc1 Nc4 33. Rfe1 Qb3 0-1

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.20"]
[Round "2.3"]
[White "Thomsson, Hakan"]
[Black "De Jong, Lucas"]
[Result "1/2-1/2"]
[ECO "B47"]
[BlackElo "1689"]
[PlyCount "112"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Qd1 d6 11. Kh1 0-0 12. h3 e5 13. f4 exf4 14. Bxf4 Be6 15. Nd5 Nxd5 16. exd5 Bf5 17. c3 Rfe8 18. Qd2 Bg6 19. Rae1 b5 20. Rxe8+ Rxe8 21. Re1 Rxe1+ 22. Qxe1 f6 23. g4 Qd7 24. Bh2 Bb6 25. Qe6+ Qxe6 26. dxe6 Bc7 27. Bd5 Kf8 28. b4 Ke7 29. c4 bxc4 30. Bxc4 Be4+ 31. Kg1 a5 32. bxa5 Bxa5 33. Bg3 d5 34. Bb3 Kxe6 35. Kf2 Bc3 36. Ke2 Be5 37. Be1 f5 38. gxf5+ Kxf5 39. a4 d4 40. Bc4 g5 41. a5 h5 42. a6 Bb8 43. Bd2 Ba7 44. Be1 h4 45. Ba5 g4 46. hxg4+ Kxg4 47. Bc7 Kh3 48. Be5 Kg2 49. Ke1 Kf3 50. Be2+ Ke3 51. Bh2 d3 52. Bg1+ Kf4 53. Bxa7 dxe2 54. Kxe2 h3 55. Bb8+ Kg4 56. Kf2 Ba8 1/2-1/2

[Event "IBCA-ol blind 15th"]
[Site "Ohrid"]
[Date "2017.06.19"]
[Round "1.3"]
[White "De Jong, Lucas"]
[Black "Andjic, Borislav"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "1689"]
[BlackElo "2122"]
[PlyCount "46"]
[EventDate "2017.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "MKD"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Montenegro"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "MNE"]

1. e4 e5 2. Nc3 c6 3. Nf3 d6 4. d4 exd4 5. Nxd4 Be7 6. Bd3 Nf6 7. a4 0-0 8. 0-0 Qb6 9. Nf3 Nbd7 10. Be3 Qxb2 11. Bd4 Qb4 12. Ne2 Qa5 13. Ng3 Ne5 14. Be2 Bg4 15. h3 Bxf3 16. Bxf3 Nxf3+ 17. Qxf3 c5 18. Be3 g6 19. Bh6 Rfe8 20. Nf5 Qc7 21. Rad1 Rad8 22. Ng7 Rf8 23. Nf5 Rfe8 1/2-1/2

[Event "Maastricht Limburg op-C 8th"]
[Site "Maastricht"]
[Date "2014.06.09"]
[Round "6"]
[White "De Jong, Lucas"]
[Black "Oosterlinck, Freddy"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1585"]
[BlackElo "1000"]
[PlyCount "52"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 d5 6. Nxc6 bxc6 7. Bxc5 Ne7 8. Nc3 0-0 9. Be2 Re8 10. 0-0 Ng6 11. Bf3 Rb8 12. Rb1 a6 13. exd5 Qg5 14. Be3 Qh4 15. Qd4 Qe7 16. Qc5 Ne5 17. Qxe7 Nxf3+ 18. gxf3 Rxe7 19. dxc6 Re6 20. Rfd1 Rg6+ 21. Kh1 Bf5 22. Rd2 Rxc6 23. Rbd1 Rd6 24. Rxd6 cxd6 25. Rxd6 Bxc2 26. Bb6 Bd3 1-0

[Event "Maastricht Limburg op-C 8th"]
[Site "Maastricht"]
[Date "2014.06.09"]
[Round "7"]
[White "Godding, Mick"]
[Black "De Jong, Lucas"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1616"]
[BlackElo "1585"]
[PlyCount "23"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. f4 d5 2. b3 Nf6 3. Nf3 c5 4. e3 g6 5. Bb2 Bg7 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. Nc3 0-0 9. 0-0 Ne4 10. Qe2 Nxc3 11. Bxc3 Bxc3 12. dxc3 1/2-1/2

[Event "Maastricht Limburg op-C 8th"]
[Site "Maastricht"]
[Date "2014.06.08"]
[Round "4"]
[White "De Jong, Lucas"]
[Black "Ulburghs, Piet"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1585"]
[BlackElo "1683"]
[PlyCount "120"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 a6 5. g3 Nge7 6. Bg2 d5 7. d3 d4 8. Ne2 f6 9. 0-0 Ng6 10. c3 Be7 11. cxd4 cxd4 12. Bd2 0-0 13. Rc1 e5 14. Qb3+ Rf7 15. fxe5 Ncxe5 16. Nexd4 b5 17. Nc6 Qb6+ 18. Nfd4 Bd7 19. Nxe7+ Nxe7 20. Bc3 Nxd3 21. Rcd1 Nc5 22. Qc2 Rc8 23. Qf2 Bg4 24. Nf3 Qe6 25. Rfe1 Qxa2 26. Bb4 Qc4 27. Rd4 Qe6 28. Bxc5 Nc6 29. Rd6 Qc4 30. Red1 h6 31. h3 Bxf3 32. Bxf3 Ne5 33. Rd8+ Rxd8 34. Rxd8+ Kh7 35. Be3 Re7 36. Bg2 Qe6 37. Qd2 Nc4 38. Qd4 f5 39. b3 Na5 40. Qd6 Nxb3 41. Qxe6 Rxe6 42. Rd3 Na5 43. exf5 Re7 44. Bd2 Nc4 45. Bd5 Rc7 46. Bxc4 Rxc4 47. Rb3 h5 48. Kf2 Rc2 49. Ke3 Rc6 50. Bb4 g5 51. Rc3 Rf6 52. Rc7+ Kg8 53. Ke4 Rf7 54. Rxf7 Kxf7 55. Ke5 Ke8 56. Ke6 Kd8 57. f6 Kc7 58. f7 Kb6 59. f8Q a5 60. Qd6+ Kb7 1-0

[Event "Maastricht Limburg op-C 8th"]
[Site "Maastricht"]
[Date "2014.06.08"]
[Round "5"]
[White "Heijenrath, Jan"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "1740"]
[BlackElo "1585"]
[PlyCount "45"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be2 Nf6 6. Nc3 Qc7 7. 0-0 a6 8. Be3 Bb4 9. f3 Bxc3 10. bxc3 d5 11. Nxc6 bxc6 12. Bc5 dxe4 13. Qd2 Bb7 14. Rfd1 Rd8 15. Qg5 Rg8 16. Rxd8+ Qxd8 17. Rd1 Qa5 18. fxe4 h6 19. Qe3 Nd7 20. Bd6 Qb6 21. Qxb6 Nxb6 22. Rb1 Nc8 23. Rxb7 1-0

[Event "Maastricht Limburg op-C 8th"]
[Site "Maastricht"]
[Date "2014.06.07"]
[Round "2"]
[White "Chappin, Rene"]
[Black "De Jong, Lucas"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1668"]
[BlackElo "1585"]
[PlyCount "70"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. exd5 exd5 5. Bb5+ Nc6 6. Nf3 a6 7. Bxc6+ bxc6 8. 0-0 Nf6 9. Qe1+ Be7 10. d3 0-0 11. Ne5 Bb7 12. Ne2 Nd7 13. Qg3 Bf6 14. Ng4 Qe7 15. Nxf6+ Nxf6 16. Re1 Rfe8 17. Bd2 Qc7 18. Nc3 Rad8 19. Re5 Re7 20. Rxe7 Qxe7 21. Re1 Qd6 22. Re5 Nd7 23. Re1 Nf6 24. Qg5 h6 25. Qg3 Bc8 26. h3 Re8 27. Rxe8+ Nxe8 28. Qf3 Nc7 29. Qf2 Ne6 30. Ne2 Qe7 31. Bc3 d4 32. Bd2 Qf6 33. Qf3 Nc7 34. c3 Nd5 35. Qe4 Qe7 1/2-1/2

[Event "Maastricht Limburg op-C 8th"]
[Site "Maastricht"]
[Date "2014.06.06"]
[Round "1"]
[White "De Jong, Lucas"]
[Black "Lennartz, Tim"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1585"]
[BlackElo "1087"]
[PlyCount "41"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Qg6 8. 0-0 Qxe4 9. Re1 d5 10. Nxc6 Bxe3 11. Rxe3 Qxc4 12. Rxe7+ Kf8 13. Rxf7+ Kg8 14. Ne5 Qe4 15. Nf3 c6 16. Ng5 Qg6 17. f4 h6 18. Re7 hxg5 19. fxg5 Qd6 20. Re8+ Kh7 21. Qh5+ 1-0

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.31"]
[Round "9"]
[White "De Jong, Lucas"]
[Black "Bulatovic, Luka"]
[Result "1/2-1/2"]
[ECO "C45"]
[BlackElo "1703"]
[PlyCount "121"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Be3 Be6 8. Be2 Be7 9. 0-0-0 c5 10. Qd2 Qa5 11. a3 a6 12. Bf4 Rd8 13. Qe3 0-0 14. Qg3 g6 15. e5 dxe5 16. Bxe5 Nd5 17. Nxd5 Rxd5 18. Bc3 Qd8 19. Rxd5 Qxd5 20. b3 Qg5+ 21. Qxg5 Bxg5+ 22. Bd2 Bxd2+ 23. Kxd2 Rd8+ 24. Ke3 Re8 25. Kd2 Rd8+ 26. Ke3 Bf5 27. Bf3 b6 28. Rd1 Re8+ 29. Kd2 Rd8+ 30. Kc3 Rxd1 31. Bxd1 Kf8 32. Kc4 Be6+ 33. Kc3 Ke7 34. Be2 a5 35. Bc4 Bd7 36. a4 f6 37. Bd3 Kd6 38. Be4 f5 39. Bf3 g5 40. g3 Be6 41. Kd3 Ke5 42. Ke3 c4 43. Bd1 f4+ 44. gxf4+ gxf4+ 45. Kf3 h5 46. Ke2 cxb3 47. cxb3 Kd4 48. Kd2 h4 49. Bc2 Bg4 50. Bg6 Be6 51. Bc2 Bd5 52. Bd1 Bc6 53. Bc2 b5 54. axb5 Bxb5 55. Bg6 a4 56. bxa4 Bxa4 57. Ke2 Bc6 58. Bh5 Ke5 59. Bg4 Bb5+ 60. Kf3 Bc6+ 61. Ke2 1/2-1/2

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.30"]
[Round "8"]
[White "De Jong, Lucas"]
[Black "Janjic, Stefan"]
[Result "0-1"]
[ECO "C14"]
[BlackElo "1903"]
[PlyCount "64"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Nc6 7. Bxe7 Qxe7 8. Nf3 Nb6 9. Qd2 Bd7 10. Be2 0-0-0 11. 0-0-0 f6 12. exf6 gxf6 13. Rhe1 Rhg8 14. g3 Kb8 15. Bf1 Rge8 16. Qe3 Na5 17. b3 Qa3+ 18. Kb1 Qb4 19. Ka1 a6 20. Ne2 Nc6 21. Nf4 Qd6 22. Nd3 Nb4 23. Qf4 Nxc2+ 24. Kb1 Nxe1 25. Rxe1 Qxf4 26. Nxf4 Re7 27. Bh3 Rde8 28. a4 Nc8 29. Nh5 Rf7 30. Nf4 Nd6 31. Bxe6 Bxe6 32. Nxe6 Rfe7 0-1

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.28"]
[Round "6"]
[White "Soundarya, Kumar Pradhan"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1691"]
[PlyCount "55"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bf4 Bb7 5. c4 bxc4 6. Nc3 d6 7. e4 g6 8. Bxc4 Bg7 9. 0-0 0-0 10. Qb3 Qc7 11. Nb5 Qb6 12. e5 dxe5 13. Nxe5 a6 14. d6 exd6 15. Bxf7+ Kh8 16. Nxd6 Qxb3 17. Bxb3 Bd5 18. Ndf7+ Bxf7 19. Nxf7+ Kg8 20. Nd8+ Kh8 21. Ne6 Rc8 22. Nxg7 Kxg7 23. Rfe1 Nc6 24. Bd6 Nd4 25. Re7+ Kh8 26. Be5 Rf8 27. Bf7 Kg7 28. Bd5+ 1-0

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.26"]
[Round "5"]
[White "De Jong, Lucas"]
[Black "Darpan, Inani"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "2024"]
[PlyCount "60"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Nc6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. exd5 a6 9. Nc3 Nf6 10. d4 Nxd5 11. Nxd5 Qxd5 12. Be3 c4 13. Qe1 Bf5 14. Qf2 0-0 15. Rfe1 b5 16. Nh4 Be4 17. f5 gxf5 18. Rf1 e6 19. Qd2 Kh8 20. Nf3 Rad8 21. Bh6 Rg8 22. Bxg7+ Rxg7 23. Qe2 Bxf3 24. Rxf3 Qxd4+ 25. Rf2 Qxb2 26. Qe1 Qd4 27. Kf1 Rg4 28. c3 Qd3+ 29. Kg1 Re4 30. Qc1 Re3 0-1

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.25"]
[Round "4"]
[White "Melero Marti, Hector"]
[Black "De Jong, Lucas"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "1483"]
[PlyCount "46"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nc6 7. Bg2 Nf6 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Qd3 d6 11. Be3 Nd7 12. Na4 Rb8 13. Nxc5 Nxc5 14. Bxc5 dxc5 15. Rfd1 e5 16. Qd6 Qxd6 17. Rxd6 Be6 18. a3 Ke7 19. Rad1 Rhd8 20. Rxd8 Rxd8 21. Rxd8 Kxd8 22. Kf1 Ke7 23. Ke2 b6 1/2-1/2

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.24"]
[Round "3"]
[White "De Jong, Lucas"]
[Black "Tikhonov, Rostislav"]
[Result "1/2-1/2"]
[ECO "B23"]
[PlyCount "51"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bb5 Bd7 6. 0-0 a6 7. Bxc6 Bxc6 8. d3 Bg7 9. Qe1 e6 10. Qg3 Ne7 11. f5 exf5 12. Bf4 fxe4 13. Nxe4 Nf5 14. Nxd6+ Qxd6 15. Bxd6 Nxg3 16. Rae1+ Kd7 17. Bxg3 Bxb2 18. Ne5+ Bxe5 19. Rxe5 f5 20. Rxc5 Rae8 21. d4 b6 22. Re5 Rxe5 23. Bxe5 Rc8 24. c4 Be4 25. Rc1 Bd3 26. c5 1/2-1/2

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.23"]
[Round "2"]
[White "Diaz de la Guia, Luis"]
[Black "De Jong, Lucas"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1596"]
[PlyCount "42"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c5 4. Nf3 e6 5. e4 cxd4 6. Nxd4 dxe4 7. Bxf6 Qxf6 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. Nxe4 Qe5 11. Qd3 f5 12. Nf3 Qxe4+ 13. Qxe4 fxe4 14. Ng5 e5 15. Nxe4 Nc5 16. Ng5 Be7 17. Nf3 Bf6 18. 0-0-0 Kf7 19. Rd5 Rac8 20. Nxe5+ Bxe5 21. Rxe5 Nd3+ 0-1

[Event "IBCA Wch blind U20"]
[Site "Belgrade"]
[Date "2013.08.22"]
[Round "1"]
[White "De Jong, Lucas"]
[Black "Eichstaedt, Mirko"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1925"]
[PlyCount "60"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 Qe7+ 9. Be2 Nxd5 10. 0-0 Bxc3 11. bxc3 Nxc3 12. Qd2 Nxe2+ 13. Kh1 Nxc1 14. Re1 Be6 15. Raxc1 0-0 16. Qc3 Qf6 17. Qxc6 Rad8 18. Qxc7 Rd2 19. Qxa7 Qxf2 20. Qxf2 Rxf2 21. c4 Rxa2 22. Red1 Ra4 23. c5 Rc4 24. Rxc4 Bxc4 25. c6 Be6 26. c7 f6 27. Rd6 Kf7 28. Rc6 Ke7 29. Kg1 Kd7 30. Rc1 Rc8 0-1

[Event "Dieren Reserve-C"]
[Site "Dieren"]
[Date "2013.07.25"]
[Round "4"]
[White "Platje, Albert"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1610"]
[BlackElo "1600"]
[PlyCount "49"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. Nc3 Nc6 4. a3 Nf6 5. d3 d5 6. exd5 exd5 7. Ba2 Be7 8. Bg5 Be6 9. Nge2 Qd7 10. 0-0 h6 11. Bf4 0-0 12. Qd2 Rfd8 13. Rae1 a6 14. Ng3 g5 15. Bxg5 hxg5 16. Qxg5+ Kh7 17. f4 Rg8 18. Qh4+ Kg7 19. f5 Rh8 20. fxe6 fxe6 21. Qg5+ Kf7 22. Nh5 Rxh5 23. Qxh5+ Kg7 24. Qg5+ Kf7 25. Nxd5 1-0

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "?"]
[White "Colsen, Manuel"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "53"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. b4 d5 2. Bb2 Nf6 3. e3 e6 4. a3 Bd6 5. c4 c6 6. Nf3 0-0 7. Qc2 Nbd7 8. d4 b6 9. Nbd2 Re8 10. Bd3 Nf8 11. 0-0 Qc7 12. e4 dxe4 13. Nxe4 Bf4 14. Nxf6+ gxf6 15. Rfe1 Bb7 16. d5 e5 17. g3 Bh6 18. dxc6 Qxc6 19. Be4 Qc8 20. Nh4 Bxe4 21. Qxe4 Qh3 22. Nf5 Bg5 23. Bc1 Ne6 24. Bxg5 Nxg5 25. Ne7+ Kh8 26. Qc6 e4 27. Qxf6# 1-0

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "?"]
[White "De Jong, Lucas"]
[Black "De Bock, Martin"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "31"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Bd7 6. a4 a6 7. Bd3 Qb6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Nc3 Nxd4 11. Nxd4 Qxd4 12. Qd2 Qxe5+ 13. Be2 d4 14. f4 Qf6 15. 0-0 dxc3 16. bxc3 0-1

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "?"]
[White "De Jong, Lucas"]
[Black "Wolters, Dick"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "67"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qc7 6. b3 cxd4 7. cxd4 Bb4+ 8. Bd2 Bd7 9. Bd3 Qb6 10. a3 Bxd2+ 11. Nbxd2 Nxd4 12. 0-0 Ne7 13. Qb1 Nxf3+ 14. Nxf3 Ng6 15. b4 0-0 16. h4 f5 17. exf6 Rxf6 18. h5 Nf8 19. Ne5 Be8 20. Ng4 Rf4 21. Ne5 Bxh5 22. Qc1 Rf6 23. Qg5 Bg6 24. Bxg6 hxg6 25. Rac1 Rf5 26. Qg3 g5 27. Ng4 Ng6 28. Kh2 Nf4 29. Rc2 Raf8 30. Rh1 d4 31. Kg1 d3 32. Rd2 Ne2+ 33. Rxe2 dxe2 34. Qc3 0-1

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "?"]
[White "De Jong, Lucas"]
[Black "Zootjes, Mark"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "56"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Bd3 Nbd7 6. Nf3 0-0 7. Qd2 c5 8. d5 Ng4 9. 0-0 Nde5 10. Be2 a6 11. a4 Qb6 12. Rfb1 Qc7 13. Nxe5 Bxe5 14. Ra3 Bd7 15. b4 Rfc8 16. b5 axb5 17. Nxb5 Bxb5 18. Bxg4 Bd7 19. Bxd7 Qxd7 20. c4 Rcb8 21. Bh6 Rxa4 22. Rg3 Bxg3 23. fxg3 Rxc4 24. Qf4 e6 25. dxe6 Qxe6 26. Qg5 Rxe4 27. h4 Qe5 28. Qd2 Qd4+ 0-1

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "?"]
[White "Rikumahu, F."]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "51"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. b3 Nf6 4. Bb2 e6 5. e3 Bd6 6. Nbd2 0-0 7. c4 Re8 8. Be2 Nc6 9. a3 e5 10. cxd5 Nxd5 11. e4 Nf4 12. exf5 exd4 13. 0-0 Nxe2+ 14. Kh1 Qf6 15. Re1 Nf4 16. Nc4 Qxf5 17. Nxd4 Nxd4 18. Qxd4 f6 19. Rad1 Qh5 20. Nxd6 Qg4 21. Qc4+ Re6 22. Rg1 Kf8 23. Nxb7 Re2 24. Nd8 Rxd8 25. Rxd8+ Ke7 26. Qxc7+ 1-0

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "6"]
[White "Van Broekhoven, Merijn"]
[Black "De Jong, Lucas"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "115"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 f6 4. Bc4 Bc5 5. fxe5 fxe5 6. c3 Qf6 7. d3 d6 8. Bg5 Qg6 9. Qe2 Bg4 10. Nbd2 Nf6 11. h3 Bxf3 12. Nxf3 0-0-0 13. b4 Bb6 14. a4 a5 15. b5 Ne7 16. Qa2 h6 17. Bf7 Qh7 18. Qe6+ Kb8 19. Bxf6 gxf6 20. Qxe7 Rhf8 21. Qxf6 Rd7 22. Qg6 Rdxf7 23. Qxh7 Rxh7 24. Nh4 Bf2+ 25. Ke2 Bxh4 26. Raf1 Rg8 27. g4 h5 28. Rhg1 hxg4 29. hxg4 Rhg7 30. Kf3 Rf8+ 31. Ke2 Rfg8 32. Kf3 c5 33. c4 b6 34. Rg2 Bg5 35. Ke2 Rh7 36. Rgf2 Be7 37. Rg2 Rh3 38. Rf7 Bg5 39. Rf3 Rh1 40. Rf1 Rxf1 41. Kxf1 Kc7 42. Ke2 Kd7 43. Rf2 Rh8 44. Rf7+ Ke6 45. Rf5 Rh2+ 46. Rf2 Rxf2+ 47. Kxf2 Bf4 48. Kg2 Kf6 49. Kf2 Kg5 50. Kg2 Kxg4 51. Kf2 Kh3 52. Kf3 Kh2 53. Ke2 Kg2 54. Ke1 Kf3 55. Kd1 Kf2 56. Kc2 Ke2 57. Kc3 Be3 58. Kc2 0-1

[Event "PKS op-B"]
[Site "Netherlands"]
[Date "2003.??.??"]
[Round "?"]
[White "Van Eekhout, Max"]
[Black "De Jong, Lucas"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "65"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. d5 Nce7 6. Bxd7+ Qxd7 7. 0-0 0-0-0 8. c4 Ng6 9. Nc3 f5 10. b4 fxe4 11. Nxe4 Nf6 12. Neg5 Qg4 13. Nf7 Qxc4 14. Nxd8 Kxd8 15. Bg5 Be7 16. Bxf6 gxf6 17. Qd2 Nf4 18. Rfd1 Rg8 19. g3 Qe4 20. Qe3 Qxb4 21. Kh1 Ng6 22. Rab1 Qa4 23. Qe2 b6 24. Rbc1 Qg4 25. Ng1 Qg5 26. Nf3 Qg4 27. Ng1 Qf5 28. f3 Kc8 29. Qa6+ Kb8 30. Rxc7 Kxc7 31. Qxa7+ Kc8 32. Rc1+ Kd8 33. Qb8+ 1-0

