[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Ammerlaan, Stefan"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "67"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Ncb4 9. a3 Nxc2+ 10. Kd1 Nd4 11. Bxd5+ Kd6 12. Qf7 Qe7 13. Ne4+ Kd7 14. Nc5+ Kd8 15. Nxb7+ Bxb7 16. Qxe7+ Bxe7 17. Bxb7 Rb8 18. Be4 h6 19. d3 Rf8 20. f3 Kd7 21. b4 Kd6 22. Be3 Bf6 23. Rc1 Rfc8 24. Bxd4 exd4 25. Rc6+ Ke7 26. Re1 Kd7 27. Ra6 Rf8 28. Bc6+ Kc8 29. Rxa7 Bg5 30. Re5 Bf4 31. Rea5 Kd8 32. Rd5+ Kc8 33. g3 Be3 34. Rd7 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Ondersteijn, Niels"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "C66"]
[PlyCount "66"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. Re1 Be7 6. h3 0-0 7. c3 Bd7 8. d4 exd4 9. cxd4 h6 10. Nc3 Re8 11. Bf4 a6 12. Ba4 Na7 13. Bxd7 Qxd7 14. Qb3 c6 15. Rad1 d5 16. Ne5 Qc8 17. exd5 cxd5 18. Nxd5 Qe6 19. Nc7 Qxb3 20. axb3 Rac8 21. Nxe8 Rxe8 22. Rc1 Nb5 23. Be3 Bd6 24. Nc4 Nd5 25. Nxd6 Nxd6 26. Bd2 Rxe1+ 27. Rxe1 f6 28. Re6 Nb5 29. Re8+ Kf7 30. Rd8 Ke6 31. Be3 Nb4 32. Rb8 Nd6 33. Bf4 b5 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Snuverink, Jor"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "E68"]
[PlyCount "56"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 Nbd7 6. Nf3 0-0 7. 0-0 Re8 8. e4 e5 9. d5 Nc5 10. Bg5 Qd7 11. Bxf6 Bxf6 12. Nd2 Bg7 13. Qc2 f5 14. Bh3 Qf7 15. exf5 Bxf5 16. Bxf5 Qxf5 17. Qxf5 gxf5 18. f3 Re7 19. Rfe1 Rae8 20. Re3 Bh6 21. Re2 Bxd2 22. Rxd2 Kf7 23. b4 Nd7 24. Na4 Nb6 25. Nxb6 axb6 26. Re2 Ra8 27. a4 Kg6 28. Kf2 Rg7 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Deurzen, Ties"]
[Black "Damminga, Francis"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "73"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 Nxd5 5. d3 e6 6. 0-0 Be7 7. Bd2 0-0 8. Nc3 Nc6 9. Re1 Re8 10. Ne4 Nf6 11. Ng3 Bd6 12. Nf1 Nd5 13. c3 Nf4 14. Bxf4 Bxf4 15. d4 Bf5 16. Bd3 Ne7 17. Ne3 Bxe3 18. Rxe3 Nd5 19. Re1 Bxd3 20. Qxd3 c6 21. Re4 Qb6 22. Qc2 c5 23. Ne5 cxd4 24. Rxd4 Red8 25. Rad1 Nf6 26. Qd2 Rxd4 27. Qxd4 Qxd4 28. Rxd4 Nd5 29. Kf1 Rc8 30. Ke2 b5 31. Kd3 b4 32. cxb4 Rc1 33. Rc4 Rxc4 34. Kxc4 Kf8 35. Kc5 Nf4 36. g3 Nd5 37. Nc6 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Deurzen, Ties"]
[Black "Konijn, Bart"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "69"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 h6 10. Bf4 0-0 11. h3 c6 12. Qf3 Be6 13. Ne2 c5 14. c3 Ba5 15. Rad1 Qe7 16. Qg3 Nh5 17. Qf3 Nxf4 18. Qxf4 c4 19. Bc2 Bxh3 20. Nd4 Bc7 21. Qf3 Be6 22. Rfe1 Rfe8 23. Nxe6 fxe6 24. Rxd5 Qf6 25. Rd2 Qxf3 26. gxf3 e5 27. Red1 Rab8 28. Be4 Red8 29. Bd5+ Kf8 30. Bxc4 Rxd2 31. Rxd2 Rd8 32. Rxd8+ Bxd8 33. Bd5 Ke7 34. Kg2 Kd6 35. Bf7 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Deurzen, Ties"]
[Black "Simon, S."]
[Result "1-0"]
[ECO "C46"]
[PlyCount "99"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Qe7 6. dxc5 Qxc5 7. Be3 Qe7 8. Nd5 Qd8 9. f4 Nc6 10. Bd3 d6 11. 0-0 Nge7 12. Bb5 Bd7 13. c4 Na5 14. Bxd7+ Qxd7 15. b3 0-0 16. Qh5 f6 17. Rf3 c6 18. Nxe7+ Qxe7 19. Qxa5 a6 20. Qd2 Rad8 21. Qc2 Qe6 22. Rd1 Rfe8 23. Rd4 Qf7 24. Qd3 Qe6 25. Bc1 Rd7 26. Ba3 Red8 27. Rf2 d5 28. exd5 cxd5 29. cxd5 Rxd5 30. Rxd5 Rxd5 31. Qe2 Qd7 32. f5 h6 33. Qe6+ Qf7 34. Qxf7+ Kxf7 35. g4 Rd4 36. h3 b5 37. Re2 b4 38. Bb2 Rd5 39. Kf2 a5 40. Ke3 Rd7 41. Bd4 Rd6 42. Kd3 Rc6 43. Re6 Rxe6 44. fxe6+ Kxe6 45. Ke4 g5 46. Bb6 f5+ 47. gxf5+ Kf6 48. Bxa5 h5 49. Bxb4 h4 50. Be1 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Deurzen, Ties"]
[Black "Vahl, Laurens"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "65"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 a6 3. Nf3 b5 4. Be2 Bb7 5. Nbd2 c5 6. c3 Nf6 7. e5 Nd5 8. Ne4 Qc7 9. 0-0 Be7 10. Re1 0-0 11. Bd2 c4 12. Qc2 Nc6 13. Neg5 Bxg5 14. Nxg5 f5 15. exf6 Nxf6 16. Bf3 Ne7 17. Be4 Bxe4 18. Nxe4 Nxe4 19. Qxe4 Rf7 20. Qxa8+ Rf8 21. Qe4 Nf5 22. Bf4 Qd8 23. Bg3 Qf6 24. Qe5 Qf7 25. f3 Qg6 26. Rad1 Re8 27. d5 d6 28. Qf4 e5 29. Qg4 Qxg4 30. fxg4 Nxg3 31. hxg3 Rf8 32. Rf1 Rxf1+ 33. Rxf1 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Deurzen, Ties"]
[Black "Veenstra, Petra"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "76"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 d5 9. exd5 cxd5 10. Bg5 c6 11. a3 Bd6 12. Re1 Be6 13. h3 a5 14. Qf3 Rb8 15. Rab1 Re8 16. Bxf6 Qxf6 17. Qxf6 gxf6 18. Re2 Kg7 19. Kf1 d4 20. Ne4 Bxa3 21. b3 h6 22. Ree1 Bb4 23. Red1 Bd5 24. Ng3 Kh8 25. Nf5 Rg8 26. g3 Be6 27. h4 Bxf5 28. Bxf5 Bc3 29. Ke2 Rge8+ 30. Kd3 Re5 31. Be4 c5 32. f4 Re7 33. Rg1 Rb4 34. f5 Rb8 35. g4 Rbe8 36. Bd5 Bb4 37. Rg2 Rb8 38. Rf2 Re3+ 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Willemze, Annemieke"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "C66"]
[PlyCount "53"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. Re1 Bg4 6. c3 Be7 7. d4 Bxf3 8. Qxf3 exd4 9. cxd4 0-0 10. Qd1 a6 11. Ba4 b5 12. Bc2 Na5 13. Bg5 Re8 14. Qd3 Nd7 15. Bxe7 Qxe7 16. Nd2 c5 17. dxc5 dxc5 18. Nf3 Ne5 19. Nxe5 Qxe5 20. b3 Rad8 21. Qf3 Nc6 22. Qg3 Qxg3 23. hxg3 Nd4 24. Bd1 f6 25. Rc1 Rc8 26. Bg4 Rc7 27. Kf1 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "5"]
[White "De Glopper, Maarten"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 d5 7. Ng3 Bg4 8. h3 Be6 9. 0-0 Bd6 10. d4 h6 11. dxe5 Nxe5 12. Nxe5+ Bxe5 13. Re1 Bxg3 14. fxg3 Rf8 15. Qh5+ g6 16. Qxh6 Rh8 17. Qf4+ Ke7 18. Qf3 Kd7 19. Qe2 Re8 20. Qb5+ Kc8 21. Bf4 Qd7 22. Qxd7+ Kxd7 23. Re5 c6 24. Rae1 Bf5 25. Rxe8 Rxe8 26. Rxe8 Kxe8 27. c3 Ke7 28. Kf2 Be4 29. g4 Kf6 30. h4 a6 31. g3 Ke6 32. Ke3 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "9"]
[White "Ngo, An"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "A28"]
[PlyCount "79"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. d3 Bb4 5. Bd2 d5 6. cxd5 Nxd5 7. Nxd5 Bxd2+ 8. Qxd2 Qxd5 9. g3 Be6 10. Bg2 Qd6 11. 0-0 0-0 12. Qc3 Rad8 13. Ng5 Bd5 14. Bxd5 Qxd5 15. a3 Nd4 16. Rae1 Nc6 17. f4 Qd4+ 18. Qxd4 exd4 19. Rc1 Rfe8 20. Rf2 Re7 21. Rc5 f6 22. Ne4 Kf7 23. g4 g6 24. h4 h6 25. h5 gxh5 26. Rxh5 Kg6 27. Rfh2 Rh7 28. g5 fxg5 29. fxg5 Rdh8 30. Nf6 Rf7 31. Rxh6+ Rxh6 32. gxh6 Rf8 33. h7 Rh8 34. Nd7 Kg7 35. Rg2+ Kxh7 36. Nf6+ Kh6 37. Rh2+ Kg7 38. Rxh8 Kxh8 39. Nd5 Kg7 40. Nxc7 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "1"]
[White "Sprenger, Wendelin"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "A22"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d6 4. Bg2 Be6 5. d3 c6 6. Nf3 Nbd7 7. 0-0 Be7 8. Bd2 Qc7 9. b4 0-0 10. b5 c5 11. Ne1 Nb6 12. a4 Rab8 13. Nc2 Na8 14. Ne3 Qd7 15. a5 Nc7 16. Qb3 Qc8 17. b6 axb6 18. Qxb6 Bd8 19. Qb3 Nce8 20. Rfb1 Bc7 21. Bxb7 Qd8 22. a6 Bc8 23. Qa2 Bxb7 24. axb7 Nd7 25. Qa6 Nef6 26. Nb5 Re8 27. Nxc7 Qxc7 28. Ba5 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "8"]
[White "Van Deurzen, Ties"]
[Black "Bouwhuis, Jana"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "100"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 Bxc3 10. bxc3 0-0 11. Bg5 Qd6 12. h3 Bb7 13. Re1 Rfe8 14. Qd2 Ne4 15. Bxe4 dxe4 16. Rad1 Qxd2 17. Rxd2 f6 18. Be3 a6 19. Rd7 Rac8 20. Bf4 Red8 21. Red1 Rxd7 22. Rxd7 g5 23. Bxc7 Bc6 24. Re7 Bd5 25. a3 h6 26. Ba5 Rb8 27. Bb4 Rb5 28. a4 Rb6 29. Rd7 Bc6 30. Rd6 a5 31. Bxa5 Rb1+ 32. Kh2 Bxa4 33. Rxf6 Kg7 34. Rb6 Rxb6 35. Bxb6 Bxc2 36. c4 Ba4 37. Kg3 Kf6 38. c5 h5 39. Bd8+ Kf5 40. h4 g4 41. Bg5 Bc6 42. Be3 Bd5 43. Kh2 Bc6 44. g3 Bd5 45. Kg2 Bc6 46. Kf1 Bb7 47. Ke1 Ke5 48. Kd2 Kd5 49. Kc3 Bc6 50. Kb4 Bd7 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "4"]
[White "Van Deurzen, Ties"]
[Black "Muhren, Willem"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "76"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 e6 7. 0-0 Nf6 8. Be3 cxd4 9. cxd4 Be7 10. Nc3 Qd7 11. Qd2 0-0 12. Rac1 Rfd8 13. Rfd1 Rac8 14. h3 Bf5 15. Bf4 Bb4 16. a3 Ne4 17. Qe3 Nxc3 18. bxc3 Bxa3 19. Ra1 Bd6 20. Bxd6 Qxd6 21. Ne5 a6 22. Bf3 Nxe5 23. dxe5 Qc7 24. c4 h6 25. c5 Rxd1+ 26. Rxd1 Qxc5 27. Qxc5 Rxc5 28. Bxb7 a5 29. f4 Rc4 30. Rf1 a4 31. Ba6 Rc3 32. Rf2 a3 33. Rf1 a2 34. Ra1 Bb1 35. Bb7 Rc2 36. Kh2 Rb2 37. Ba6 Be4 38. Bf1 Bd5 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "6"]
[White "Van Deurzen, Ties"]
[Black "Snuverink, Jor"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "117"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Bc5 3. Nc3 d6 4. d3 Be6 5. Be2 Nf6 6. Bg5 Nbd7 7. 0-0 0-0 8. Qd2 c6 9. Be3 Bb6 10. d4 exd4 11. Bxd4 Ba5 12. Be3 Nxe4 13. Qd3 Bxc3 14. bxc3 Nec5 15. Bxc5 Nxc5 16. Qd4 Qc7 17. Rfd1 Rfd8 18. Qf4 Qe7 19. Re1 d5 20. Ng5 h6 21. Nxe6 Nxe6 22. Qe3 Qc5 23. Qxc5 Nxc5 24. Bf3 Re8 25. h3 Kf8 26. Bg4 Rxe1+ 27. Rxe1 Ne4 28. Re3 Re8 29. Bf3 Nd6 30. Rxe8+ Kxe8 31. Be2 Kd7 32. f3 Kc7 33. Kf2 Kb6 34. Ke3 g5 35. Kd2 Kc5 36. Kc1 Nf5 37. Kd2 d4 38. Kd3 dxc3 39. Kxc3 Ne3 40. g4 Nd5+ 41. Kd2 Nf4 42. Bf1 Kd4 43. c3+ Ke5 44. Ke3 h5 45. Kd2 hxg4 46. fxg4 f5 47. gxf5 Kxf5 48. Ke3 Nd5+ 49. Kd3 Kf4 50. Be2 Ne3 51. Kd2 Ng2 52. Kd3 Nh4 53. Kd4 Nf3+ 54. Kd3 g4 55. Bf1 Ng1 56. Kd2 Kf3 57. Ke1 g3 58. a3 g2 59. Bd3 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "2"]
[White "Van Deurzen, Ties"]
[Black "Veltman, Anne"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 d6 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. Bg5 h6 8. Bh4 Bb4 9. 0-0-0+ Ke7 10. Nd5+ Ke6 11. Nxc7+ Ke7 12. Nxa8 Ba5 13. Bb5 Bd7 14. Bxc6 Bxc6 15. Nxe5 Rxa8 16. Nxc6+ bxc6 17. e5 g5 18. exf6+ Kxf6 19. Bg3 h5 20. f3 h4 21. Bf2 a6 22. Rd6+ Ke5 23. Rxc6 Bd8 24. Re1+ Kd5 25. Rc5+ Kd6 26. Rd1+ Ke6 27. Rcd5 Be7 28. Bc5 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "3"]
[White "Verbeke, Pieter"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "60"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Bc4 Nf6 7. Nc3 0-0 8. 0-0 Re8 9. f3 Nxd4 10. Bxd4 c6 11. Re1 d6 12. Kh1 Bc7 13. f4 c5 14. Bf2 Bd7 15. Qf3 Bc6 16. Nd5 Nxd5 17. Bxd5 Bxd5 18. exd5 b5 19. Rxe8+ Qxe8 20. Re1 Qd7 21. Qe4 a6 22. Qe7 Rd8 23. Qxd7 Rxd7 24. a3 f6 25. b4 Bb6 26. f5 Kf7 27. Re6 Rd8 28. Bg3 cxb4 29. axb4 Bc7 30. Bf2 a5 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "7"]
[White "Zonneveld, Will"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "116"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. d3 Bg4 9. Be3 Bd6 10. h3 Bh5 11. g4 Bg6 12. Qe2 Qe7 13. Nd5 Qe6 14. Nc3 0-0-0 15. Ng5 Qd7 16. 0-0-0 f6 17. Nge4 Be7 18. Nb5 a6 19. Nbc3 Nd4 20. Qf1 Rhe8 21. f4 Nc6 22. fxe5 Nxe5 23. d4 Nc6 24. Qc4 Bf8 25. Nc5 Qf7 26. Qxf7 Bxf7 27. Bf2 Bd5 28. Nxd5 Rxd5 29. Rhe1 Rxe1 30. Rxe1 Bxc5 31. dxc5 Ne5 32. b4 Kd7 33. Rd1 Rxd1+ 34. Kxd1 Kc6 35. a4 Kd5 36. Kd2 Nf7 37. Kd3 Ng5 38. c4+ Ke5 39. Bg3+ Ke6 40. h4 Nf3 41. Bxc7 Nxh4 42. Ke4 f5+ 43. gxf5+ Nxf5 44. Be5 g5 45. Bh2 h5 46. b5 Ne7 47. a5 Nc8 48. bxa6 bxa6 49. c6 Ne7 50. c7 Kd7 51. c5 h4 52. Kf3 Kc6 53. Kg4 Kxc5 54. Kxg5 h3 55. Kh4 Kb5 56. Kxh3 Kxa5 57. Be5 Kb6 58. Bf6 Kxc7 1/2-1/2

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "8"]
[White "Groenhuis, Vincent"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "59"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 Bb4 5. d3 0-0 6. 0-0 d6 7. Bg5 Be6 8. Nd5 Bc5 9. Nxf6+ gxf6 10. Bh6 Re8 11. Nh4 f5 12. Nxf5 Bxf5 13. exf5 Qf6 14. Qd2 Qxf5 15. h3 Re6 16. Bg4 Qf6 17. Bxe6 Qxe6 18. Qg5+ Qg6 19. Qxg6+ fxg6 20. Be3 Nd4 21. Bxd4 Bxd4 22. c3 Bb6 23. Kh2 Rf8 24. Kg3 Kg7 25. f4 exf4+ 26. Rxf4 Re8 27. Re4 Rxe4 28. dxe4 Kf6 29. Rf1+ Ke6 30. Kg4 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "3"]
[White "Hommes, Lian"]
[Black "Van Deurzen, Ties"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "36"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d3 Be7 7. h4 h6 8. Nf3 Nf6 9. Nc3 0-0 10. 0-0 Ng4 11. Qe2 Bxh4 12. g3 Bf6 13. Nh4 Bxh4 14. gxh4 Qxh4 15. f3 Nf6 16. f4 Nd4 17. Qg2 Bh3 18. Qh1 Qg3+ 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "11"]
[White "Tiele, Edwin"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "C57"]
[PlyCount "56"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Ncb4 9. Qe4 c6 10. a3 Na6 11. d4 Qd6 12. Bf4 Kd7 13. Bxe5 Qe6 14. Nxd5 cxd5 15. Bxd5 Qb6 16. Qf5+ Ke8 17. Qf7+ Kd8 18. Bf4 h6 19. 0-0-0 Nc7 20. Rhe1 Bd7 21. Bxc7+ Qxc7 22. Be4 Rc8 23. c3 Ba4 24. Qd5+ Bd7 25. Bg6 Be7 26. Rxe7 Kxe7 27. Re1+ Kd8 28. Qf7 Qc6 1/2-1/2

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "6"]
[White "Van Beek, Guido"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1735"]
[PlyCount "67"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. 0-0 Nf6 7. Re1 Bd6 8. Bb5 Qe7 9. Bxc6+ bxc6 10. d4 e4 11. Bg5 Bf5 12. Nc3 0-0 13. Nd2 Qd7 14. Bxf6 gxf6 15. Ndxe4 Bxe4 16. Nxe4 Qf5 17. Nxd6 cxd6 18. Re3 Kh8 19. Qd3 Qxd3 20. Rxd3 Rae8 21. Re3 Re6 22. Rae1 Rfe8 23. Kf1 Kg7 24. Ke2 f5 25. Kf3 h6 26. Rxe6 fxe6 27. Re3 Kf6 28. Ra3 Ra8 29. Ra6 e5 30. Rxc6 Ke6 31. dxe5 Kxe5 32. Rc7 Kf6 33. Rh7 Kg6 34. Rd7 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "4"]
[White "Van Deurzen, Ties"]
[Black "Betlem, H."]
[Result "1-0"]
[ECO "C46"]
[PlyCount "53"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bxd4 6. Qxd4 d6 7. f4 Qh4+ 8. g3 Nf3+ 9. Kd1 Qg4 10. Qe3 Nd4+ 11. Be2 Nxe2 12. Qxe2 Qxe2+ 13. Kxe2 Bg4+ 14. Kf2 Nf6 15. Be3 0-0 16. h3 Bh5 17. g4 Bxg4 18. hxg4 Nxg4+ 19. Kf3 Nf6 20. Rad1 Rfe8 21. Rd4 Rad8 22. Rg1 h6 23. Nd5 Nxd5 24. Rxd5 c6 25. Rd2 Re7 26. Bd4 g6 27. Bf6 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "12"]
[White "Van Deurzen, Ties"]
[Black "De Jong, Bert"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "40"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. Nf3 Nf6 6. Nc3 g6 7. Be3 Bg7 8. Bd3 0-0 9. 0-0 Bd7 10. Qd2 a6 11. Rac1 Rc8 12. a3 Ng4 13. Bg5 Nxd4 14. Nxd4 Bxd4 15. h3 Ne5 16. Be3 Nxd3 17. Qxd3 Bg7 18. Qd2 Rc6 19. Nd5 Rxc1 20. Rxc1 e6 1/2-1/2

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "2"]
[White "Van Deurzen, Ties"]
[Black "Van de Heyden, A."]
[Result "0-1"]
[ECO "B22"]
[PlyCount "52"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. f3 e6 4. d4 cxd4 5. cxd4 Nc6 6. Be3 b6 7. Nd2 Be7 8. Bd3 0-0 9. Ne2 d5 10. e5 Ne8 11. Qc2 Nb4 12. Qc3 Nxd3+ 13. Qxd3 f6 14. exf6 Rxf6 15. Bg5 Rg6 16. Bxe7 Qxe7 17. g3 Bb7 18. Rc1 Rc8 19. Rxc8 Bxc8 20. Qe3 Nd6 21. Nf4 Rg5 22. Rg1 Nf5 23. Qf2 Ba6 24. h4 Nxh4 25. gxh4 Rxg1+ 26. Qxg1 Qxh4+ 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "10"]
[White "Van Deurzen, Ties"]
[Black "Wever, Dennis"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "49"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. Nxe5 d6 6. Nxc6 bxc6 7. Bxc6+ Bd7 8. Bxa8 Qxa8 9. d3 0-0 10. 0-0 Bc6 11. Re1 d5 12. e5 Nd7 13. d4 Bb6 14. Qg4 h6 15. Bxh6 g6 16. Bxf8 Qxf8 17. e6 fxe6 18. Rxe6 Nf6 19. Qxg6+ Qg7 20. Rxf6 Bxd4 21. Qxg7+ Kxg7 22. Rxc6 Kf7 23. Rxc7+ Ke6 24. Re1+ Kd6 25. Nb5# 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "13"]
[White "Van Dommelen, Martin"]
[Black "Van Deurzen, Ties"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "77"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 Be7 7. Be3 0-0 8. Be2 d6 9. 0-0 Be6 10. Bf3 Qd7 11. Qd1 Bg4 12. Bxg4 Qxg4 13. Qxg4 Nxg4 14. Bd2 Rfe8 15. Nd5 Bd8 16. f3 Nf6 17. Nc3 c6 18. Rfe1 Bb6+ 19. Kf1 Rad8 20. Bg5 Re6 21. Rad1 h6 22. Bh4 Rd7 23. Bg3 Bc7 24. Bf2 a6 25. a3 Ba5 26. b4 Bd8 27. e5 Rxe5 28. Bd4 Rxe1+ 29. Kxe1 Re7+ 30. Kf2 Re6 31. f4 Ne4+ 32. Nxe4 Rxe4 33. Kf3 Re6 34. f5 Re7 35. Be3 Rd7 36. Bc5 d5 37. c4 Bf6 38. g4 d4 39. Ke4 1/2-1/2

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "1"]
[White "Smeets, Jan"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "71"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. 0-0 Bc5 7. Bd5 f5 8. Re1 Bb4 9. Bxe4 Bxe1 10. Bxc6 dxc6 11. Qxe1 Qd5 12. Bf4 0-0 13. Nbd2 Be6 14. b3 Qc5 15. Rc1 Qc3 16. Nc4 Bxc4 17. Qxc3 dxc3 18. bxc4 Rad8 19. Be3 b6 20. Bd4 f4 21. Bxc3 Rf5 22. Nd4 Rg5 23. Ne6 Rxe5 24. Nxd8 Rg5 25. Ne6 Rf5 26. Rd1 Kf7 27. Nxg7 Rg5 28. f3 Rxg7 29. Bxg7 Kxg7 30. Kf2 b5 31. c5 h5 32. Ke2 a5 33. Kd3 Kg6 34. Ke4 h4 35. Ke5 Kg5 36. Rd8 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "2"]
[White "Van Deurzen, Ties"]
[Black "De Glopper, Jaap BH"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "52"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. Nxe5 Bxf2+ 6. Kxf2 Nxe5 7. d4 Nc6 8. e5 Ng8 9. Rf1 d6 10. Kg1 dxe5 11. dxe5 Qxd1 12. Rxd1 Nge7 13. Bg5 0-0 14. Bxc6 Nxc6 15. Nb5 Bg4 16. Nxc7 Rac8 17. Rd8 Nxd8 18. Bxd8 Rcxd8 19. Re1 Rd2 20. Re4 Be6 21. a4 Rxc2 22. Rb4 Rxc7 23. a5 f6 24. exf6 Rxf6 25. g3 Bd5 26. Rd4 Rc1+ 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "9"]
[White "Van Deurzen, Ties"]
[Black "Muris, Saskia"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "73"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Na3 f6 7. Nc2 cxd4 8. Nfxd4 Nxe5 9. Nb3 Bd6 10. Be3 Qc7 11. Ncd4 a6 12. Be2 Ne7 13. Bg4 f5 14. Bf3 0-0 15. 0-0 Nc4 16. Qe2 Bxh2+ 17. Kh1 Be5 18. Rad1 Rf6 19. Bg5 Rf7 20. Bh5 g6 21. Bf3 Nc6 22. Nxc6 Qxc6 23. Na5 Qc7 24. Nxc4 dxc4 25. Rd8+ Rf8 26. Rfd1 Bg7 27. Rxf8+ Bxf8 28. Bf6 Bd7 29. Qe5 Qxe5 30. Bxe5 Ba4 31. Rd4 Bb5 32. Bxb7 Ra7 33. Bc8 Kf7 34. Rd6 Bxd6 35. Bxd6 Bd7 36. Bxd7 Rxd7 37. Bb4 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "6"]
[White "Van der Smitte, Roy"]
[Black "Van Deurzen, Ties"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "39"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Nc6 5. Ng5 d5 6. exd5 Nxd5 7. 0-0 Qd6 8. Qf3 Be6 9. Re1 Nf6 10. Nxe6 fxe6 11. Rxe6+ Qxe6 12. Bxe6 Nb4 13. Bb3 0-0-0 14. c3 dxc3 15. Nxc3 Rd3 16. Qf5+ Rd7 17. Be6 Be7 18. Bxd7+ Nxd7 19. Bg5 Bd6 20. Nb5 1-0

