[Event "Haarlem Nova College op-B 12th"]
[Site "Haarlem"]
[Date "2013.06.30"]
[Round "5"]
[White "Osinga, Andre"]
[Black "Van Ingen, Rik"]
[Result "0-1"]
[ECO "D80"]
[WhiteElo "1607"]
[BlackElo "1866"]
[PlyCount "100"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. e3 c6 7. Ne2 Qa5+ 8. Nc3 Qxg5 9. Nxe4 Qa5+ 10. Nc3 Bg7 11. Be2 0-0 12. 0-0 Nd7 13. a3 Nf6 14. e4 e6 15. e5 Nd7 16. Ne4 Qc7 17. f4 f5 18. Nd6 a5 19. Rc1 Qb6 20. Qd2 Rd8 21. c5 Qc7 22. Bf3 Nf8 23. Qf2 Qe7 24. h4 Bh6 25. Be2 Bg7 26. Bf3 h6 27. g4 fxg4 28. Bxg4 Nh7 29. Rc3 Rf8 30. Rf3 Kh8 31. h5 gxh5 32. Bxh5 Bd7 33. Qg3 Be8 34. Bxe8 Raxe8 35. Nxe8 Qxe8 36. f5 Rg8 37. Qh3 Ng5 38. Qg4 Nxf3+ 39. Qxf3 exf5 40. Kh1 Qd8 41. Qf4 Qd5+ 42. Kh2 Bf8 43. Rf3 Rg5 44. Qe3 Qg8 45. Rh3 f4 46. Qe4 Rg3 47. Rh4 f3 48. Qf4 Rg2+ 49. Kh3 Qe6+ 50. Rg4 Qxg4+ 0-1

[Event "Haarlem Nova College op-B 12th"]
[Site "Haarlem"]
[Date "2013.06.30"]
[Round "6"]
[White "Schol Grin, Anneke"]
[Black "Osinga, Andre"]
[Result "1-0"]
[ECO "E91"]
[BlackElo "1607"]
[PlyCount "63"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 d6 2. d4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Nf3 0-0 6. Be2 c5 7. 0-0 Nbd7 8. Bf4 cxd4 9. Nb5 Nc5 10. e5 Nfe4 11. exd6 exd6 12. Nbxd4 a6 13. Qc2 d5 14. Rad1 Bf5 15. Nxf5 gxf5 16. Rxd5 Qc8 17. Rfd1 Qe6 18. b4 Na4 19. Nd4 Bxd4 20. R5xd4 Nec3 21. R1d2 Qb6 22. Bh5 Rfe8 23. h3 Ne2+ 24. Bxe2 Rxe2 25. Qxa4 Rae8 26. Qb3 R2e6 27. c5 Qc6 28. Rd6 Qe4 29. Qg3+ Rg6 30. Rxg6+ fxg6 31. Qb3+ Kf8 32. Bh6+ 1-0

[Event "Haarlem Nova College op-B 12th"]
[Site "Haarlem"]
[Date "2013.06.29"]
[Round "4"]
[White "Dekker, Albert"]
[Black "Osinga, Andre"]
[Result "1-0"]
[ECO "B08"]
[BlackElo "1607"]
[PlyCount "55"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c5 7. dxc5 dxc5 8. Be3 b6 9. Nd2 Bb7 10. Bf3 Ba6 11. e5 Bxf1 12. exf6 Bxf6 13. Nxf1 Na6 14. Bxa8 Qxa8 15. a3 Rd8 16. Qe2 Nc7 17. Rd1 Re8 18. Qd3 e6 19. Ng3 Rd8 20. Qe2 Re8 21. Nge4 Bg7 22. Bg5 Nd5 23. Qf3 Qc6 24. Bf6 Nxc3 25. Bxc3 e5 26. Rd6 Qc7 27. Qd3 f5 28. Ng5 1-0

[Event "Haarlem Nova College op-B 12th"]
[Site "Haarlem"]
[Date "2013.06.29"]
[Round "2"]
[White "Feltman, Bart"]
[Black "Osinga, Andre"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1714"]
[BlackElo "1607"]
[PlyCount "40"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. c4 Nbd7 5. d3 b6 6. Be2 Bb7 7. Bf3 Bxf3 8. Nxf3 c5 9. b5 Qe7 10. 0-0 g6 11. Nfd2 d5 12. f4 exf4 13. e4 d4 14. Rxf4 Bh6 15. Rf1 Be3+ 16. Kh1 Ne5 17. Nf3 Neg4 18. Qe2 Nh5 19. Nxd4 Qh4 20. Nf3 Ng3# 0-1

[Event "Haarlem Nova College op-B 12th"]
[Site "Haarlem"]
[Date "2013.06.29"]
[Round "3"]
[White "Osinga, Andre"]
[Black "Van Doorn, Hans"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1607"]
[PlyCount "64"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 c6 5. Nf3 dxc4 6. e4 b5 7. Bg5 Be7 8. Bxf6 Bxf6 9. e5 Be7 10. Ne4 Qb6 11. Be2 Bb7 12. 0-0 Na6 13. Nd6+ Bxd6 14. exd6 Rd8 15. Ng5 Rxd6 16. Bh5 g6 17. Qf3 f5 18. Qh3 gxh5 19. Qxh5+ Kd7 20. Nf7 Rd8 21. Qxh7 Kc8 22. Nxd6+ Rxd6 23. Rad1 Qd8 24. Qf7 c5 25. Rfe1 Nc7 26. h4 Rd7 27. Qh5 cxd4 28. Qh6 Qg8 29. g3 Qg4 30. Kh2 Qf3 31. Rg1 Qxf2+ 32. Kh3 Bf3 0-1

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "2"]
[White "Krouwel, Robert"]
[Black "Osinga, Andre"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1807"]
[BlackElo "1612"]
[PlyCount "79"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 d6 2. d3 g6 3. c3 Bg7 4. e4 Nf6 5. Be2 0-0 6. 0-0 c5 7. Qc2 Nc6 8. Nbd2 b6 9. Re1 Bb7 10. Nf1 d5 11. Ng3 d4 12. c4 Ng4 13. a3 Nge5 14. Nxe5 Nxe5 15. f4 Nd7 16. Bd2 e5 17. f5 Nf6 18. Qc1 Qd7 19. Rf1 Rac8 20. Rf2 b5 21. b3 a6 22. Bg5 Qd6 23. Qd2 Qb6 24. Raf1 a5 25. Bd1 a4 26. cxb5 axb3 27. a4 Ra8 28. Bxb3 Ng4 29. Rf3 h6 30. f6 hxg5 31. fxg7 Kxg7 32. Rxf7+ Rxf7 33. Rxf7+ Kh6 34. h4 Ne3 35. Nf1 gxh4 36. Nxe3 dxe3 37. Qxe3+ g5 38. Qf2 Kh5 39. Bd1+ g4 40. Qf5+ 1-0

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "4"]
[White "Van Duijl, Henri V"]
[Black "Osinga, Andre"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1569"]
[BlackElo "1612"]
[PlyCount "62"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c5 7. dxc5 dxc5 8. Be3 Qc7 9. Qc1 a6 10. Bh6 Nbd7 11. Bxg7 Kxg7 12. a4 Ne5 13. Nd5 Nxd5 14. exd5 Bg4 15. Qe3 Bxf3 16. Bxf3 Nc4 17. Qc3+ Ne5 18. Be2 f6 19. f4 Nd7 20. a5 Rac8 21. Rad1 Rfd8 22. Bf3 Qd6 23. Rde1 Nf8 24. Bg4 Rc7 25. Rd1 c4 26. Bf3 Qc5+ 27. Kh1 e6 28. dxe6 Rxd1 29. Rxd1 Nxe6 30. g3 Qf2 31. Rd2 Qf1# 0-1

[Event "Delft Prinsenstad op-C"]
[Site "Delft"]
[Date "2011.04.24"]
[Round "5"]
[White "Weerts, Rene"]
[Black "Osinga, Andre"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1598"]
[BlackElo "1582"]
[PlyCount "42"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 d6 5. Nbd2 0-0 6. e3 c5 7. Bd3 b6 8. h4 Bg4 9. Qc2 d5 10. b3 Nbd7 11. Nh2 Rc8 12. f3 cxd4 13. Nxg4 Nxg4 14. fxg4 Rxc3 15. Qb1 dxe3 16. Bxe3 Ne5 17. Be2 Rxe3 18. Kf2 Rxe2+ 19. Kxe2 Nxg4 20. h5 Qd7 21. Qd3 Qe6+ 0-1

