[Event "Titled Tuesday intern op 27th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.27"]
[Round "7"]
[White "Gatterer, Florian"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2175"]
[BlackElo "2194"]
[PlyCount "43"]
[EventDate "2022.12.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. Nb5 Na6 7. Nc3 c6 8. Bxa6 bxa6 9. Be5 Bf5 10. 0-0 Qd7 11. Na4 Qb7 12. b3 Rfe8 13. Nc5 Qc8 14. h3 Ne4 15. Bxg7 Kxg7 16. Nxe4 Bxe4 17. Nd2 Bf5 18. g4 Bd7 19. f4 h5 20. f5 hxg4 21. hxg4 Rh8 22. Kg2 1/2-1/2

[Event "Titled Tuesday intern op 27th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.27"]
[Round "1"]
[White "Lewtak, Damian"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "2388"]
[BlackElo "2194"]
[PlyCount "85"]
[EventDate "2022.12.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Ne7 6. d4 exd4 7. Nxd4 Ng6 8. Nc3 Bc5 9. Nb3 Qxd1 10. Rxd1 Bb6 11. h3 0-0 12. Bd2 f6 13. Re1 Be6 14. Be3 Bxe3 15. Rxe3 b6 16. Nd4 Bd7 17. b3 c5 18. Nf5 Bxf5 19. exf5 Ne5 20. Nd5 Rf7 21. Rd1 Kf8 22. Nf4 Re7 23. c4 Rae8 24. Nd5 Rd7 25. Rde1 Red8 26. g4 Nc6 27. Kg2 Nd4 28. Re4 Nc2 29. R1e2 Nb4 30. Nf4 Kf7 31. a3 Nc6 32. Nd5 Nd4 33. Re7+ Kf8 34. R2e3 Nc6 35. R7e4 Ne5 36. f4 Nc6 37. g5 fxg5 38. fxg5 Rf7 39. f6 gxf6 40. Nxf6 Nd4 41. Re8+ Rxe8 42. Rxe8+ Kg7 43. Rg8# 1-0

[Event "Titled Tuesday intern op 27th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.27"]
[Round "3"]
[White "Petrovic, Aleksa"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2263"]
[BlackElo "2194"]
[PlyCount "53"]
[EventDate "2022.12.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. bxc3 d5 10. Ba3 Ne7 11. Bxe7 Kxe7 12. Re1 Kf8 13. Ne5 f6 14. Qh5 fxe5 15. Rxe4 dxc4 16. Rxe5 Bd7 17. Rae1 Qf6 18. R1e3 g6 19. Qe2 Bf5 20. Qxc4 Qc6 21. Rc5 Qb6 22. g4 Bxg4 23. Rxc7 Qb1+ 24. Kg2 Qf5 25. Qb4+ Kg8 26. Qe7 Qd5+ 27. Kg3 1-0

[Event "Titled Tuesday intern op 27th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.27"]
[Round "6"]
[White "Tymrakiewicz, Rafal"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2138"]
[BlackElo "2194"]
[PlyCount "85"]
[EventDate "2022.12.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. e3 Bf5 5. Bd3 e6 6. f3 Nd6 7. Nd2 Bxd3 8. cxd3 Nd7 9. e4 Be7 10. Rc1 c6 11. Ne2 0-0 12. Nb3 a5 13. 0-0 a4 14. Nc5 Nxc5 15. dxc5 Nb5 16. Qc2 Qd7 17. Rfd1 Rfd8 18. e5 d4 19. Bg3 Qd5 20. Qc4 Qxc4 21. Rxc4 Rd7 22. a3 g5 23. Rdc1 h5 24. h3 Kf8 25. h4 gxh4 26. Bh2 Kg7 27. Kf2 Kh6 28. Nf4 Rdd8 29. R1c2 Bg5 30. Ne2 Be7 31. f4 Rd7 32. Ng1 Rdd8 33. Nf3 Rd7 34. Kf1 Rdd8 35. Bg1 Rd7 36. Re2 Kg6 37. Re4 Kf5 38. Bf2 Kg4 39. Kg1 Ra5 40. Kh2 Nc7 41. Nxd4 Bxc5 42. f5+ Kg5 43. Be3# 1-0

[Event "Titled Tuesday intern op 27th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.27"]
[Round "4"]
[White "Van Essen, Mark"]
[Black "Doluhanova, Evgeniya"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "2194"]
[BlackElo "2288"]
[PlyCount "37"]
[EventDate "2022.12.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 d5 7. exd5 Nxd5 8. Qb3 Nce7 9. Qb5+ c6 10. Qxc5 dxc3 11. Nxc3 Nxc3 12. bxc3 0-0 13. Bg5 Re8 14. Rad1 Qc7 15. Rfe1 Be6 16. Bxe6 fxe6 17. Rxe6 Nd5 18. Rxe8+ Rxe8 19. Rxd5 1-0

[Event "Titled Tuesday intern op 27th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.27"]
[Round "2"]
[White "Van Essen, Mark"]
[Black "Martic, Ivan"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2194"]
[BlackElo "2270"]
[PlyCount "136"]
[EventDate "2022.12.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. d4 cxd4 5. Qxd4 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Rhe1 0-0 11. e5 dxe5 12. Nxe5 Qxd4 13. Rxd4 Bxg2 14. Nd7 Nxd7 15. Bxe7 Bc6 16. Bxf8 Kxf8 17. Ne4 Ne5 18. Nd2 Ke7 19. f4 Nd7 20. Nc4 h6 21. Ne5 Nxe5 22. Rxe5 f6 23. Re3 g5 24. fxg5 hxg5 25. h4 gxh4 26. Rxh4 e5 27. Rh7+ Ke6 28. Reh3 Rg8 29. c4 Rg1+ 30. Kd2 Rg2+ 31. Kc3 a5 32. Rh2 Rg3+ 33. Kd2 Be4 34. R7h3 Rg7 35. Rh6 Rd7+ 36. Ke3 Bb1 37. a3 Rd3+ 38. Ke2 Rd4 39. R2h4 Rd7 40. Rh3 Bf5 41. Rg3 a4 42. b4 axb3 43. Rxb3 Be4 44. Rb6+ Bc6 45. a4 Kf5 46. a5 Rc7 47. a6 bxa6 48. Rxa6 Kg5 49. Rh8 f5 50. Rg8+ Kf4 51. Rg6 Bf3+ 52. Kd2 Rxc4 53. Rh6 e4 54. Rh4+ Bg4 55. Rg6 Rd4+ 56. Ke1 e3 57. Rhxg4+ fxg4 58. Rf6+ Ke4 59. Rf8 Ra4 60. Rg8 Kf3 61. Rf8+ Rf4 62. Rg8 g3 63. Kf1 e2+ 64. Ke1 g2 65. Rg7 Rf8 66. Rg6 Ke3 67. Rg3+ Rf3 68. Rxg2 Rf1# 0-1

[Event "Schwarzach op-A 19th"]
[Site "Salzburg"]
[Date "2004.08.23"]
[Round "3"]
[White "Van Essen, Mark"]
[Black "Wall, Gavin"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2183"]
[BlackElo "2405"]
[PlyCount "60"]
[EventDate "2004.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 0-0 7. Qd2 Nc6 8. 0-0-0 Nxd4 9. Qxd4 Be6 10. Nd5 Nxd5 11. exd5 Bf6 12. Qd2 Bd7 13. Bd3 Re8 14. Rhe1 c5 15. c3 Qc7 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Qxe1 c4 19. Bf5 h6 20. Bxd7 Qxd7 21. Qe4 b5 22. h3 a6 23. Kd2 h5 24. Kc1 g6 25. Kd2 Kg7 26. Ke2 Be7 27. Be3 Bf6 28. g4 hxg4 29. hxg4 Be5 30. Bd4 Bxd4 1/2-1/2

[Event "Schwarzach op-A 19th"]
[Site "Salzburg"]
[Date "2004.08.22"]
[Round "2"]
[White "Tratar, Marko"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "E98"]
[WhiteElo "2449"]
[BlackElo "2183"]
[PlyCount "77"]
[EventDate "2004.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Ne8 10. Nd3 f5 11. f3 f4 12. c5 h5 13. cxd6 cxd6 14. Bd2 g5 15. Nf2 Rf7 16. a4 Bf8 17. Nb5 Ng6 18. Rc1 Rg7 19. h3 Nh4 20. Rc3 g4 21. fxg4 Nf6 22. Be1 hxg4 23. hxg4 Rh7 24. Qc2 Ne8 25. Nxa7 Bd7 26. Nb5 Rc8 27. Rxc8 Bxc8 28. Nh3 Bd7 29. Bf2 Nf6 30. Ng5 Rh8 31. Ne6 Qe7 32. g5 Qh7 33. Bxh4 Qxh4 34. Bf3 Ng4 35. Bxg4 Qh2+ 36. Kf2 Qg3+ 37. Kg1 Qh2+ 38. Kf2 Qg3+ 39. Kg1 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.31"]
[Round "9"]
[White "Van Ruitenburg, Joost"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2196"]
[PlyCount "70"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 c5 4. c3 Nc6 5. f4 Bg4 6. Nf3 e6 7. 0-0 Bd6 8. Qe1 0-0 9. Ne5 Bf5 10. Be2 Bxb1 11. Rxb1 Ne4 12. Bf3 f5 13. Qe2 Bxe5 14. fxe5 Qa5 15. Ra1 b5 16. Bd2 Qb6 17. Bxe4 dxe4 18. Kh1 Ne7 19. b3 Rac8 20. Rac1 c4 21. g4 Nd5 22. gxf5 exf5 23. Rg1 Rc7 24. Rg2 Qa6 25. bxc4 Rxc4 26. Qh5 Rc7 27. Rf1 Qe6 28. Rg5 Rcf7 29. Qe2 Qc6 30. Qg2 Kh8 31. Rg1 g6 32. Qh3 Rg7 33. Qh6 Rff7 34. h4 Qe6 35. R5g2 f4 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.30"]
[Round "8"]
[White "Van Essen, Mark"]
[Black "Brokken, Dennis"]
[Result "1/2-1/2"]
[ECO "B31"]
[BlackElo "2187"]
[PlyCount "66"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. e5 Nd5 7. Nc3 Nc7 8. Bxc6 dxc6 9. d3 Ne6 10. Ng5 Nxg5 11. Bxg5 Qd4 12. Re4 Qd8 13. Qd2 h6 14. Bf4 Bf5 15. Ree1 g5 16. Be3 b6 17. f4 g4 18. Ne4 h5 19. Qc3 Qd5 20. Ng3 e6 21. Nxf5 exf5 22. a4 a5 23. Qc4 h4 24. Qxd5 cxd5 25. c4 dxc4 26. dxc4 0-0-0 27. Rad1 f6 28. Rxd8+ Rxd8 29. e6 g3 30. e7 Re8 31. Bc1 Kd7 32. h3 Kc7 33. Kf1 Kd7 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.29"]
[Round "7"]
[White "Van Leent, Dmitri"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2208"]
[PlyCount "42"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. c4 d6 2. g3 e5 3. Bg2 f5 4. Nc3 Be7 5. d3 Nf6 6. e4 Nc6 7. Nge2 0-0 8. exf5 Bxf5 9. a3 Qd7 10. 0-0 Bh3 11. b4 Bxg2 12. Kxg2 Qe6 13. f3 a5 14. b5 Nb8 15. Re1 Qf7 16. Ng1 Nbd7 17. Nh3 h6 18. Qe2 Nc5 19. Be3 d5 20. Bf2 Bd6 21. cxd5 Nxd5 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.28"]
[Round "6"]
[White "Boel, Marcel"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C72"]
[WhiteElo "2192"]
[PlyCount "94"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bg4 6. c3 Qf6 7. d3 Nge7 8. Re1 Bxf3 9. Qxf3 Qxf3 10. gxf3 g5 11. Kh1 f6 12. Be3 0-0-0 13. d4 h5 14. Bb3 d5 15. Rd1 Bh6 16. dxe5 Nxe5 17. Bc5 N7g6 18. exd5 Nxf3 19. Nd2 Nxd2 20. Rxd2 Rhe8 21. Be3 Ne5 22. c4 f5 23. Rdd1 f4 24. Bd4 g4 25. Bc3 Nf3 26. Rf1 Bg5 27. Bc2 Bh4 28. Bg6 Rg8 29. Bf7 Be7 30. b4 Rg5 31. Rad1 Rf8 32. Be6+ Kb8 33. c5 Rd8 34. Bb2 b6 35. Bc1 bxc5 36. Bxf4 Rg7 37. d6 Bxd6 38. Rxd6 Rxd6 39. Bxd6 cxd6 40. Rb1 Rb7 41. a3 c4 42. Bd5 Rc7 43. Kg2 Nd2 44. Rc1 c3 45. Kg3 c2 46. Kh4 a5 47. Kxh5 a4 0-1

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.26"]
[Round "5"]
[White "Van Essen, Mark"]
[Black "Verholt, Gerard"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "2127"]
[PlyCount "25"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bc4 Be7 5. c3 d6 6. cxd4 Nf6 7. Nc3 0-0 8. 0-0 Nxe4 9. Nxe4 d5 10. Bd3 dxe4 11. Bxe4 Bf6 12. Be3 Re8 13. Bxc6 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.25"]
[Round "4"]
[White "Van der Veen, Jan"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2159"]
[PlyCount "34"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 dxc6 7. Nc3 Be6 8. Na4 Bd6 9. Qe3 Nh6 10. h3 Qe7 11. Bd3 f6 12. f4 Nf7 13. Bd2 b5 14. Nc3 0-0 15. Qf3 Bc5 16. Ne2 Rad8 17. a3 Nd6 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.24"]
[Round "3"]
[White "Van Essen, Mark"]
[Black "Van Helvoort, Rob AM"]
[Result "1/2-1/2"]
[ECO "C01"]
[BlackElo "2186"]
[PlyCount "41"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bf4 Bg4 6. Ne2 c5 7. c3 Qb6 8. Qb3 Qxb3 9. axb3 Nc6 10. f3 Be6 11. Na3 cxd4 12. Nb5 dxc3 13. Nc7+ Kd7 14. Nxa8 cxb2 15. Rb1 Bb4+ 16. Bd2 Rxa8 17. Rxb2 Ba3 18. Rb1 Bb4 19. Rc1 a6 20. Bxb4 Nxb4 21. Kd2 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.23"]
[Round "2"]
[White "De Saegher, Chris"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2230"]
[PlyCount "75"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bh4 Nc6 10. d5 Ne7 11. Nd2 Nh6 12. f3 f5 13. 0-0 Nf7 14. b4 Bh6 15. Bf2 Bxd2 16. Qxd2 f4 17. c5 h5 18. Rac1 a6 19. cxd6 cxd6 20. Na4 Bd7 21. Nb6 Rb8 22. Qc3 Nc8 23. Nxd7 Qxd7 24. Qc7 Qxc7 25. Rxc7 b5 26. a4 bxa4 27. Bxa6 a3 28. b5 g5 29. Ra1 Nb6 30. Rxa3 Nd8 31. Rac3 Rf7 32. Rxf7 Kxf7 33. Rc6 Nxc6 34. dxc6 Na8 35. Ba7 Rf8 36. b6 Ke7 37. b7 Nc7 38. Bc4 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2003.07.22"]
[Round "1"]
[White "Van Essen, Mark"]
[Black "Markus, John Raymond"]
[Result "1/2-1/2"]
[ECO "A26"]
[BlackElo "2205"]
[PlyCount "83"]
[EventDate "2003.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d6 2. c4 e5 3. Nc3 Nc6 4. Nge2 g6 5. d3 Bg7 6. g3 Nge7 7. Bg2 0-0 8. 0-0 Be6 9. f4 f5 10. Nd5 fxe4 11. dxe4 a5 12. Be3 Bg4 13. Qd2 Bxe2 14. Qxe2 Nd4 15. Bxd4 exd4 16. Qg4 Kh8 17. Rae1 c6 18. Nxe7 Qxe7 19. h4 Qf7 20. b3 a4 21. e5 axb3 22. axb3 Ra3 23. exd6 Rxb3 24. Re7 Qf6 25. c5 h5 26. Qg5 d3 27. Rd1 Qxg5 28. hxg5 Bd4+ 29. Kh2 Bxc5 30. Be4 Bxd6 31. Rd7 Bb8 32. Bxd3 h4 33. Bxg6 hxg3+ 34. Kg2 Rb2+ 35. Kxg3 Bxf4+ 36. Kg4 Rg2+ 37. Kf3 Rg3+ 38. Kf2 Rxg5 39. Be4 Bg3+ 40. Ke2 Rg7 41. Rh1+ Kg8 42. Bh7+ 1/2-1/2

[Event "Dieren op-A"]
[Site "Dieren"]
[Date "2001.??.??"]
[Round "?"]
[White "Ellenbroek, Ton"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2095"]
[PlyCount "80"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 e6 4. c4 Nf6 5. 0-0 Be7 6. d4 d6 7. b3 0-0 8. Bb2 c5 9. Nbd2 Nbd7 10. Re1 Ne4 11. Nxe4 Bxe4 12. Bf1 Bxf3 13. exf3 Bf6 14. Qd2 Qc7 15. Rad1 Rad8 16. Re4 g6 17. Re3 d5 18. dxc5 bxc5 19. cxd5 exd5 20. Bxf6 Nxf6 21. Rde1 Rfe8 22. Bb5 Rxe3 23. fxe3 Qb6 24. Bd3 Ne8 25. Kg2 Nc7 26. Qc2 Na6 27. Bxa6 Qxa6 28. Rd1 Qa5 29. Qd2 Qxd2+ 30. Rxd2 f5 31. Kf2 Kf7 32. Rc2 Rc8 33. Ke2 Ke6 34. Kd3 a5 35. h3 Kd6 36. g4 Rf8 37. Rf2 fxg4 38. hxg4 h5 39. gxh5 gxh5 40. Rh2 Rxf3 1/2-1/2

[Event "Dieren op-A"]
[Site "Dieren"]
[Date "2001.??.??"]
[Round "?"]
[White "Kudinov, Dmitry"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "47"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. e4 Nxe5 5. Nc3 Nf6 6. Bg5 c6 7. Be2 h6 8. Bh4 Ng6 9. Bg3 Nxe4 10. Nxe4 Qxe4 11. 0-0 Be7 12. Re1 Nf8 13. Ne5 Qa4 14. Bh5 g6 15. Nxg6 fxg6 16. Bd6 Qh4 17. Rxe7+ Kd8 18. Qe2 Ne6 19. Bxg6 Qf6 20. Bf7 Ng7 21. Rd1 Rf8 22. Be5 Qxe7 23. Bc7+ Kxc7 24. Qxe7 1-0

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2001.??.??"]
[Round "8"]
[White "Schuart, Andreas"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "40"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nf6 3. Bf4 g6 4. e3 Bg7 5. Bd3 0-0 6. Nbd2 Re8 7. 0-0 Nc6 8. Bb5 Bd7 9. c3 h6 10. Bg3 Nh5 11. Qe2 Nxg3 12. hxg3 e5 13. d5 Ne7 14. Bxd7 Qxd7 15. e4 Rf8 16. c4 f5 17. Nh4 f4 18. g4 Bf6 19. g3 Bxh4 20. gxh4 f3 0-1

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2001.??.??"]
[Round "3"]
[White "Van Essen, Mark"]
[Black "Stanka, Wolfgang"]
[Result "0-1"]
[ECO "B12"]
[BlackElo "2075"]
[PlyCount "78"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 e6 4. c3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. f4 Nc6 8. Ne2 a6 9. 0-0 b5 10. Nf3 g6 11. Kh1 Bg7 12. Be3 c4 13. Bc2 Rb8 14. a3 a5 15. f5 gxf5 16. g4 fxg4 17. Ng5 Ndxe5 18. dxe5 Nxe5 19. Nd4 Rb7 20. Bf4 h6 21. Bxe5 Qxg5 22. Bxg7 Qxg7 23. a4 b4 24. Nb5 0-0 25. cxb4 axb4 26. Qd2 Rd7 27. Qxb4 Bb7 28. Kg1 d4 29. Nd6 Bd5 30. Be4 Rxd6 31. Bxd5 Rxd5 32. Qxc4 d3 33. Rf4 h5 34. Qc1 d2 35. Qc2 Qe5 36. Rf2 Qe1+ 37. Rf1 Qe3+ 38. Rf2 Rfd8 39. Rd1 Rc5 0-1

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.27"]
[Round "9"]
[White "Van Essen, Mark"]
[Black "Mooslechner, Peter"]
[Result "1/2-1/2"]
[ECO "C56"]
[PlyCount "15"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[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 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 Nxe4 7. cxd4 Be7 8. d5 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.26"]
[Round "8"]
[White "Blasl, Dietmar"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2072"]
[PlyCount "34"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 d6 5. 0-0 0-0 6. Re1 Nc6 7. c3 a6 8. Bb3 Ba7 9. Nbd2 Ng4 10. Re2 Kh8 11. h3 Nh6 12. Nf1 f5 13. N1h2 Ne7 14. Ng5 Ng6 15. Nhf3 Qe7 16. Bc2 f4 17. d4 Ng8 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.25"]
[Round "7"]
[White "Van Essen, Mark"]
[Black "Grundner, Alois"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "27"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 c5 4. Ng3 Nc6 5. Nf3 g6 6. Bc4 Bg7 7. 0-0 e6 8. d3 Qc7 9. Bd2 Nge7 10. Ne1 0-0 11. f4 Kh8 12. Nf3 Na5 13. Qe1 Nxc4 14. dxc4 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.24"]
[Round "6"]
[White "Mertlitsch, Simon"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "E83"]
[PlyCount "116"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Qd2 a6 8. 0-0-0 e5 9. d5 Nd4 10. Nge2 Nxe2+ 11. Bxe2 Bd7 12. g4 Ne8 13. h4 f5 14. gxf5 gxf5 15. exf5 Bxf5 16. h5 Rf7 17. Ne4 Bxe4 18. fxe4 Nf6 19. Bf3 Qd7 20. Rhg1 Kh8 21. Rg2 Qh3 22. Qe2 Ng8 23. Bg4 Qxe3+ 24. Qxe3 Bh6 25. Qxh6 Nxh6 26. Be6 Rf4 27. Rdg1 Raf8 28. Kc2 Rf2+ 29. Kc3 Rxg2 30. Rxg2 Ng8 31. Kb4 b6 32. a4 Ne7 33. h6 Ng6 34. Rg1 Rf2 35. b3 Rh2 36. Rg5 Rxh6 37. Rf5 Rh4 38. Rf7 Rxe4 39. Rxc7 Nf4 40. Bf5 Nxd5+ 41. Ka3 Nxc7 42. Bxe4 a5 43. Kb2 Kg7 44. Kc2 h5 45. Kd2 Ne6 46. Kc3 Nc5 47. Bg2 Na6 48. Bb7 Nc5 49. Bg2 Kf6 50. b4 Na6 51. bxa5 bxa5 52. Bc6 Nc5 53. Kd2 Kf5 54. Ke3 h4 55. Kf3 e4+ 56. Ke3 Ke5 57. Bd5 h3 58. Kf2 Nxa4 0-1

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.22"]
[Round "4"]
[White "Krumphals, Friedrich"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2130"]
[PlyCount "24"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nbd2 Nxe5 5. Nxe5 Qxe5 6. Nf3 Qe7 7. c3 Nf6 8. Bg5 h6 9. Bh4 g6 10. e3 Bg7 11. Qb3 Qe6 12. Qxe6+ dxe6 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.20"]
[Round "2"]
[White "Van Essen, Mark"]
[Black "Riha, Alexander"]
[Result "1/2-1/2"]
[ECO "C10"]
[BlackElo "2103"]
[PlyCount "34"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Qe2 Nxe4 9. Bxe4 Bxe4 10. Qxe4 c6 11. Re1 Nf6 12. Qd3 Be7 13. Bf4 0-0 14. Rad1 Qb6 15. Be5 h6 16. Nd2 Rfd8 17. Qg3 Ne8 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "2000.08.19"]
[Round "1"]
[White "Van Essen, Mark"]
[Black "Klinger, Josef Sr"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "59"]
[EventDate "2000.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nh6 5. f3 c6 6. Qd2 Ng8 7. h4 h5 8. Nh3 b5 9. a3 a6 10. Ng5 Qc7 11. Ne2 Nd7 12. Nc1 Nf8 13. c4 Bd7 14. cxb5 axb5 15. Nd3 Ne6 16. Nxe6 Bxe6 17. d5 cxd5 18. exd5 Bd7 19. Nb4 Qb7 20. Rc1 Nf6 21. Bd3 0-0 22. Bh6 Rac8 23. Bxg7 Kxg7 24. Bb1 Rxc1+ 25. Qxc1 Qb6 26. Qd2 e5 27. dxe6 Bxe6 28. Qf2 Nd5 29. Nxd5 Qxf2+ 30. Kxf2 1/2-1/2

[Event "WECF corr"]
[Site "corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ellison, J."]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C57"]
[PlyCount "55"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Ng5 d6 7. Bxf7+ Rxf7 8. Nxf7 Kxf7 9. Bg5 h6 10. Bxf6 Qxf6 11. Qh5+ Kg8 12. Nc3 Be6 13. Nb5 Bb6 14. c3 Rf8 15. Qe2 Qg6 16. Kh1 a6 17. Na3 Qf7 18. c4 Bxf2 19. Nc2 Qf6 20. b4 Qh4 21. b5 axb5 22. cxb5 Na7 23. a4 Rf4 24. g3 Bxg3 25. Rxf4 Bxf4 26. Rg1 Bb3 27. Ne3 Bxe3 28. Qxe3 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "3"]
[White "Kawinek, Arnold"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C77"]
[BlackElo "1825"]
[PlyCount "74"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Nf6 6. d3 g6 7. 0-0 Bg7 8. Nbd2 0-0 9. Re1 Nd7 10. Nf1 Kh8 11. Ng3 Qe7 12. Be3 Nd8 13. Qd2 Ne6 14. d4 f5 15. exf5 gxf5 16. Bg5 Nxg5 17. Qxg5 Qxg5 18. Nxg5 exd4 19. Re7 Nc5 20. Nh5 h6 21. Rxg7 hxg5 22. Bb3 Nxb3 23. axb3 d3 24. Kf1 f4 25. Rxc7 Bg4 26. Ng7 f3 27. h3 fxg2+ 28. Kxg2 Bf3+ 29. Kf1 d2 30. Ne6 Rf6 31. Nxg5 d1Q+ 32. Rxd1 Bxd1 33. Rxb7 Bc2 34. Re7 Raf8 35. Re2 Bd3 36. Ne4 Bxe2+ 37. Kxe2 Re6 0-1

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "7"]
[White "Peneder, Hans"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "1860"]
[BlackElo "1825"]
[PlyCount "36"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. d3 Nf6 5. Bg2 g6 6. e4 Bg7 7. exf5 gxf5 8. Bg5 h6 9. Bxf6 Qxf6 10. Nd5 Qf7 11. Bf3 0-0 12. Bh5 Qd7 13. Ne2 c6 14. Ndc3 Qd8 15. f4 Nd7 16. h3 Nf6 17. Bf3 Re8 18. Qc2 Qb6 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "4"]
[White "Pitro, Erwin"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1840"]
[BlackElo "1825"]
[PlyCount "46"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. f4 Nf6 2. b3 e6 3. Bb2 b6 4. e3 Bb7 5. Nf3 c5 6. Be2 Be7 7. 0-0 0-0 8. c4 Nc6 9. Ne5 Qc7 10. Nxc6 Bxc6 11. Bf3 d5 12. cxd5 Nxd5 13. a3 Rad8 14. Qe2 Bf6 15. Bxf6 Nxf6 16. Bxc6 Qxc6 17. Nc3 Qd7 18. Ra2 Qd3 19. Re1 Rd7 20. Qxd3 Rxd3 21. Kf1 Rfd8 22. Ke2 h5 23. g3 Kf8 1/2-1/2

[Event "WECF corr"]
[Site "corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Schaevers, Hendrik"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "A06"]
[PlyCount "19"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 d5 3. e3 Nc6 4. Nf3 Bf5 5. Bb5 Qb6 6. c4 e6 7. d3 f6 8. 0-0 a6 9. Bxc6+ Qxc6 10. Nc3 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "5"]
[White "Van Essen, Mark"]
[Black "Eder, Herbert"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1825"]
[BlackElo "1850"]
[PlyCount "87"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nc3 Nf6 2. e4 d6 3. d4 g6 4. Be3 Bg7 5. Qd2 Nc6 6. f3 a6 7. 0-0-0 0-0 8. Bh6 e6 9. h4 Nh5 10. g4 Ng3 11. Bxg7 Kxg7 12. Rh2 h5 13. Bg2 f5 14. Qf4 Nxe4 15. fxe4 fxe4 16. Qxe4 hxg4 17. Qe3 e5 18. Bxc6 bxc6 19. dxe5 Bf5 20. exd6 cxd6 21. h5 Qf6 22. Qd4 d5 23. Nge2 gxh5 24. Rxh5 Bg6 25. Rhh1 Qxd4 26. Rxd4 Bf5 27. Rf4 Kg6 28. Rhf1 Rf6 29. Ng3 Raf8 30. Nxf5 Rxf5 31. Rxf5 Rxf5 32. Rxf5 Kxf5 33. Kd2 Kf4 34. Ke2 d4 35. Nd1 g3 36. b3 c5 37. Nb2 g2 38. Kf2 g1Q+ 39. Kxg1 Ke3 40. Na4 Kd2 41. Nxc5 Kxc2 42. Nxa6 Kc3 43. Kf2 d3 44. Nc5 1-0

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "8"]
[White "Van Essen, Mark"]
[Black "Kainz, Josef"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1825"]
[BlackElo "1835"]
[PlyCount "101"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Bd6 5. Nf3 Ne7 6. Bc4 Bg4 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Qxg4 Qd7 10. Qf3 Ng6 11. Qb3+ Kf8 12. Qxb7 Qc6 13. Qc8+ Qe8 14. Qxe8+ Kxe8 15. Nf5 h6 16. Nh3 Kf7 17. d3 Bb4+ 18. Bd2 Bxd2+ 19. Kxd2 Nd7 20. f4 c5 21. Rhf1 Nf6 22. Nd6+ Ke6 23. Nc4 Nxf4 24. Nxf4+ exf4 25. Rxf4 Rhf8 26. Raf1 g5 27. Rf5 Nd7 28. Rxf8 Nxf8 29. Rf5 Nd7 30. Ke2 a5 31. Rd5 Ra6 32. h4 g4 33. Rh5 Ke7 34. Ne5 a4 35. Nxd7 Kxd7 36. Rxc5 a3 37. b3 Ke6 38. c3 dxc3 39. Rxc3 Kf7 40. g3 Kg6 41. Rc5 Rf6 42. Rf5 Rc6 43. Kd2 Rc7 44. h5+ Kh7 45. Rf4 Rc5 46. Rf5 Rc7 47. d4 Rd7 48. d5 Kg8 49. Rf4 Rg7 50. d6 Rd7 51. e5 1-0

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "6"]
[White "Van Essen, Mark"]
[Black "Reschreiter, Hans Peter"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "35"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 0-0 6. f3 c6 7. 0-0-0 Qa5 8. Kb1 Bd7 9. g4 b5 10. Bh6 b4 11. Nce2 Rc8 12. h4 e5 13. h5 Be6 14. b3 Bxh6 15. Qxh6 Qc7 16. Ng3 Ne8 17. d5 cxd5 18. Bd3 1/2-1/2

[Event "Schwarzach op-B"]
[Site "Schwarzach"]
[Date "1999.??.??"]
[Round "9"]
[White "Van Essen, Mark"]
[Black "Schweiger, Wolfgang"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1825"]
[BlackElo "1775"]
[PlyCount "40"]
[EventDate "1999.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nc3 c6 2. d3 d5 3. e4 dxe4 4. dxe4 Qxd1+ 5. Nxd1 e5 6. Nf3 Nf6 7. Nxe5 Nxe4 8. Bc4 Nd6 9. Bb3 Nd7 10. Nxd7 Bxd7 11. 0-0 0-0-0 12. Bf4 f6 13. Ne3 g5 14. Bxd6 Bxd6 15. Rad1 Bc5 16. Rfe1 Rhe8 17. Nf1 f5 18. Nd2 Kc7 19. Kf1 b5 20. Nf3 a5 1/2-1/2

[Event "WECF corr"]
[Site "corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Van Essen, Mark"]
[Black "Van Dijk, Edgar"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "70"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 d6 6. Nc3 Bg4 7. h3 Bxf3 8. Qxf3 Nd4 9. Qd1 c6 10. 0-0 b5 11. Bb3 a5 12. a3 Nxb3 13. cxb3 Bd4 14. Rc1 Qb6 15. Qf3 Nd7 16. Rc2 f6 17. Bh4 0-0 18. Ne2 b4 19. a4 Nc5 20. Nxd4 exd4 21. Qf4 Qd8 22. Qf5 g6 23. Qf3 Nxb3 24. Rxc6 Nd2 25. Qf4 Nxf1 26. Rxd6 g5 27. Rxd8 gxf4 28. Rxa8 Rxa8 29. Kxf1 Kf7 30. f3 Rc8 31. Bf2 Rc1+ 32. Ke2 Rc2+ 33. Kf1 Rxb2 34. Bxd4 Ra2 35. Bc5 b3 0-1

[Event "WECF corr"]
[Site "corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Van Essen, Mark"]
[Black "Van Essen, Jeroen"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "86"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. Bb5 Qc7 5. d3 Bg7 6. Nbd2 Qxf4 7. Bxc6 dxc6 8. Nc4 Qc7 9. c3 Be6 10. Ne3 0-0-0 11. 0-0 h6 12. Qe2 Nf6 13. Rd1 c4 14. d4 Nxe4 15. Nxc4 Bxc4 16. Qxe4 Bd5 17. Qg4+ Qd7 18. Qf4 g5 19. Qe3 Qg4 20. Rf1 Rd6 21. h3 Qg3 22. Qf2 Qxf2+ 23. Rxf2 Rhd8 24. Bd2 Re6 25. Re1 Rxe1+ 26. Nxe1 Bxa2 27. Nd3 Bc4 28. Nb4 e5 29. Nc2 exd4 30. cxd4 Bxd4 31. Nxd4 Rxd4 32. Be3 Rd1+ 33. Kh2 a6 34. Rc2 Bd5 35. Bc5 f5 36. Bf8 h5 37. Bh6 Be4 38. Re2 g4 39. hxg4 hxg4 40. Kg3 c5 41. Bg7 a5 42. Bc3 a4 43. b4 Rd3+ 0-1

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "4"]
[White "Anjewierden, Anjo"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "E71"]
[PlyCount "103"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 h6 7. Be3 e5 8. d5 a5 9. Bd3 Na6 10. a3 Nc5 11. Bc2 Ne8 12. Qd2 Kh7 13. g4 f5 14. gxf5 gxf5 15. exf5 Bxf5 16. Bxf5+ Rxf5 17. Qc2 Qf6 18. Nge2 Qg6 19. Bxc5 dxc5 20. Ne4 Kh8 21. Rg1 Qf7 22. Rg2 b6 23. 0-0-0 Nd6 24. Rdg1 Rg8 25. Nxd6 cxd6 26. Nc3 Rg5 27. Rxg5 hxg5 28. Ne4 Bf8 29. Kb1 Be7 30. Ka2 b5 31. cxb5 Qxd5+ 32. b3 a4 33. Qc4 axb3+ 34. Kxb3 Qb7 35. Qe2 Qd5+ 36. Qc4 Qb7 37. Qe2 Qd5+ 38. Kb2 Qf7 39. h4 gxh4 40. Rxg8+ Kxg8 41. Qg4+ Kf8 42. b6 Qe8 43. Qf3+ Kg7 44. b7 d5 45. Qg4+ Kh6 46. Qe6+ Kh7 47. Ng5+ Kg7 48. Ka2 Qb5 49. Qxe7+ Kg6 50. Qe6+ Kxg5 51. Qxe5+ Kg6 52. b8Q 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "7"]
[White "Brouwers, Geert"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "92"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 h6 14. Qe2 hxg5 15. Re1 Be6 16. dxe6 f6 17. Rd4 c6 18. Kh1 Qc7 19. h4 Nf5 20. Qd3 Qa5 21. Rd1 Qe5 22. Re4 Qxe4 23. Qxe4 Rxh4+ 24. Qxh4 gxh4 25. Bd3 Ne7 26. f4 f5 27. Be2 0-0-0 28. g4 hxg3 29. Kg2 Nd5 30. Kxg3 Re8 31. Bf3 Rxe6 32. Bxd5 cxd5 33. Rxd5 g6 34. Rd2 Kd7 35. Kh4 Kc6 36. Kg5 d5 37. Kh6 Rd6 38. Rc2+ Kd7 39. Kg5 d4 40. Rd2 d3 41. b4 Ke7 42. a3 Kf7 43. a4 Rd4 44. b5 b6 45. Kh6 Kf6 46. Kh7 Rd8 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "6"]
[White "Ketelaars, Tom"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C56"]
[PlyCount "32"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. 0-0 Nf6 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 Qd5 10. Nc3 Qf5 11. Nce4 0-0-0 12. Nxc5 Qxc5 13. Rxe6 fxe6 14. Nxe6 Qe5 15. Nxd8 Nxd8 16. Bd2 gxf6 1/2-1/2

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "8"]
[White "Riefel, J."]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "E72"]
[PlyCount "106"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 0-0 6. Bg2 Nbd7 7. Nge2 e5 8. d5 a5 9. 0-0 Nh5 10. a4 f5 11. exf5 gxf5 12. f4 e4 13. Be3 Nhf6 14. Bh3 Nc5 15. Nd4 Ne8 16. Qh5 Nd3 17. Nxf5 Nxb2 18. Nxe4 Nxc4 19. Rae1 Nxe3 20. Rxe3 Bxf5 21. Bxf5 Rxf5 22. Qxf5 Bd4 23. Rfe1 Ng7 24. Qg4 Qc8 25. Qg5 Qf5 26. Kg2 Bxe3 27. Rxe3 Rf8 28. Kf3 Qxg5 29. Nxg5 h6 30. Ne6 Nxe6 31. Rxe6 Kg7 32. Re7+ Rf7 33. Rxf7+ Kxf7 34. h4 h5 35. Ke4 Kf6 36. f5 b5 37. axb5 a4 38. Kd3 a3 39. Kc2 a2 40. Kb2 a1Q+ 41. Kxa1 Kxf5 42. Kb1 Kg4 43. Kc1 Kxg3 44. Kd1 Kxh4 45. Ke1 Kg4 46. Kf2 Kf4 47. Kg2 Ke4 48. Kh3 Kxd5 49. Kh4 Kc5 50. Kxh5 Kxb5 51. Kg4 c5 52. Kf3 Kb4 53. Ke3 d5 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "4"]
[White "Rijsterborgh, R."]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "E99"]
[PlyCount "58"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[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. Ne1 Ne8 10. Nd3 f5 11. f3 f4 12. b4 Nf6 13. c5 Rf7 14. Ba3 Bf8 15. Rc1 g5 16. b5 Ng6 17. Na4 h5 18. cxd6 cxd6 19. Qb3 Rg7 20. b6 a6 21. Rc2 g4 22. Kh1 g3 23. Rc7 Nh7 24. Rxg7+ Kxg7 25. h3 Qh4 26. Rc1 Bxh3 27. Bd1 Bxg2+ 28. Kxg2 Qh2+ 29. Kf1 g2+ 0-1

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "2"]
[White "Snuverink, Michiel"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "117"]
[EventDate "1997.??.??"]
[EventType "team"]
[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 Bc5 4. d3 Nf6 5. Bg5 d6 6. Nc3 h6 7. Bh4 g5 8. Bg3 Bg4 9. h4 Bxf3 10. Qxf3 Nd4 11. Qd1 g4 12. h5 Qd7 13. Nd5 Nxd5 14. Bxd5 c6 15. Bc4 b5 16. Bb3 f5 17. exf5 Qxf5 18. Rh4 Nxb3 19. axb3 Rg8 20. Qd2 Rg5 21. 0-0-0 Rxh5 22. Rdh1 Rxh4 23. Rxh4 0-0-0 24. Rxh6 Rf8 25. d4 exd4 26. b4 Bb6 27. Rxd6 Rf6 28. Rxf6 Qxf6 29. Qf4 Qxf4+ 30. Bxf4 Kd7 31. Kd2 Ke6 32. Kd3 Kd5 33. f3 gxf3 34. gxf3 a5 35. bxa5 Bxa5 36. b3 c5 37. Bb8 Bd8 38. Bf4 Bf6 39. Bh6 c4+ 40. bxc4+ bxc4+ 41. Kd2 Ke5 42. Ke2 Kf5 43. Bd2 Bg5 44. Bb4 Bf4 45. Be1 Be5 46. Bd2 Bf4 47. Be1 Kg5 48. Bf2 Be5 49. Bg1 Kf5 50. Bf2 Ke6 51. Kd2 Bf4+ 52. Ke2 Kd5 53. Be1 Kc5 54. Bf2 Kd5 55. Be1 Kc6 56. Bf2 Kc5 57. c3 Be5 58. cxd4+ Bxd4 59. Be1 1/2-1/2

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "3"]
[White "Van Essen, Mark"]
[Black "Bril, H."]
[Result "1-0"]
[ECO "C56"]
[PlyCount "59"]
[EventDate "1997.??.??"]
[EventType "team"]
[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 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 d6 7. cxd4 Bb6 8. Nc3 Bg4 9. Bb5 Bxf3 10. gxf3 0-0 11. Bxc6 bxc6 12. Bg5 h6 13. Bh4 g5 14. Bg3 Nh7 15. f4 f5 16. e5 g4 17. Na4 dxe5 18. Nxb6 cxb6 19. dxe5 Qxd1 20. Rfxd1 Rfd8 21. Bh4 Rxd1+ 22. Rxd1 Nf8 23. Rd6 Kf7 24. Rf6+ Kg7 25. e6 Ng6 26. Rf7+ Kg8 27. Bf6 Nh8 28. Rg7+ Kf8 29. e7+ Ke8 30. Rg8+ 1-0

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "7"]
[White "Van Essen, Mark"]
[Black "Hampsink, Johnny"]
[Result "1/2-1/2"]
[ECO "B13"]
[PlyCount "48"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 e6 6. Nf3 Nc6 7. Bf4 Bd6 8. Ne5 Bxe5 9. dxe5 Nd7 10. Qg4 Ndxe5 11. Bxe5 Nxe5 12. Bb5+ Bd7 13. Bxd7+ Qxd7 14. Qxg7 Ng6 15. Qf6 Qb5 16. Nd2 Qxb2 17. Rb1 Qxa2 18. Rxb7 0-0 19. h4 Rab8 20. Rxb8 Rxb8 21. Rh3 Qa1+ 22. Ke2 Qa4 23. Rg3 Qa6+ 24. Ke1 Qa1+ 1/2-1/2

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "9"]
[White "Van Essen, Mark"]
[Black "Honer, A."]
[Result "1/2-1/2"]
[ECO "B30"]
[PlyCount "27"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 d6 4. g3 Be7 5. Bg2 Nc6 6. 0-0 Nf6 7. Nbd2 a6 8. Ne1 e5 9. a4 Be6 10. Nc4 b5 11. Ne3 0-0 12. f4 exf4 13. gxf4 Rc8 14. axb5 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "5"]
[White "Van Essen, Mark"]
[Black "Jonker, Fred"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "62"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. h3 Na5 7. Bb3 Nxb3 8. axb3 0-0 9. 0-0 g6 10. Ne2 Nh5 11. Bh6 Re8 12. g4 Ng7 13. Kh2 Be6 14. Qd2 f6 15. Qe3 b6 16. d4 c6 17. Rad1 Qc7 18. Nh4 d5 19. f4 exd4 20. Nxd4 Bc5 21. e5 Bf7 22. Qc3 fxe5 23. fxe5 Qxe5+ 24. Bf4 Bxd4 25. Rxd4 Qe2+ 26. Kg1 Ne6 27. Bh6 Nxd4 28. Qxd4 Qe5 29. Qf2 Qe7 30. Nf5 gxf5 31. gxf5 Qc5 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "3"]
[White "Van Essen, Mark"]
[Black "Smits, Mark"]
[Result "0-1"]
[ECO "C53"]
[PlyCount "76"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d4 Bb6 6. 0-0 Nf6 7. d5 Nb8 8. Bd3 d6 9. Qe1 Nbd7 10. Bc2 Nf8 11. Ba4+ Bd7 12. Bxd7+ Qxd7 13. c4 Ng6 14. Nc3 Nh5 15. Qd1 Nhf4 16. Ne1 0-0 17. g3 Nh3+ 18. Kg2 Nxf2 19. Rxf2 Bxf2 20. Kxf2 f5 21. Ke3 f4+ 22. Kd3 fxg3 23. hxg3 Qh3 24. Ne2 Nf4+ 25. Kc2 Nxe2 26. Qxe2 Rf1 27. Bd2 Raf8 28. Rd1 Qxg3 29. Nd3 Rxd1 30. Kxd1 Rf3 31. Ne1 Rf2 32. Qd3 Qg4+ 33. Kc2 h5 34. Qe3 Re2 35. Qf3 Rxe4 36. Qxg4 Rxg4 37. b3 h4 38. Nf3 h3 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "1"]
[White "Van Essen, Mark"]
[Black "Solleveld, Maarten"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "112"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 d6 6. Be3 Bb6 7. Qd2 Be6 8. Bb3 Qd7 9. 0-0-0 Ba5 10. Qe2 Bxc3 11. bxc3 a5 12. Ng5 a4 13. Bxe6 fxe6 14. f4 exf4 15. Bxf4 h6 16. Nf3 e5 17. Bg3 Qe6 18. Kb1 0-0 19. Be1 b5 20. Ka1 Rab8 21. Rb1 d5 22. exd5 Qxd5 23. Nd2 Nd4 24. Qd1 Qxg2 25. Bg3 Nc6 26. Rg1 Qd5 27. Ne4 Nxe4 28. dxe4 Qxe4 29. Re1 Qc4 30. Qd3 Qc5 31. Qe3 Qxe3 32. Rxe3 Rfe8 33. Rbe1 Rbd8 34. Bxe5 a3 35. Bd4 Rxe3 36. Rxe3 b4 37. Rd3 Nxd4 38. cxd4 Re8 39. Rd1 Re2 40. Kb1 Rxh2 41. Kc1 h5 42. Rd3 Rh1+ 43. Kd2 Rb1 44. d5 Rb2 45. Rd4 Kf7 46. Rc4 Rxa2 47. Rxb4 Ke7 48. Rc4 Kd7 49. Rc3 g5 50. Ke3 Ra1 51. Kf2 g4 52. Kg2 a2 53. Ra3 h4 54. Kh2 g3+ 55. Kg2 h3+ 56. Kxh3 Rh1+ 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "8"]
[White "Van Essen, Mark"]
[Black "Van de Laar, Clement"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "31"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Ne2 Bd6 6. 0-0 0-0 7. Bf4 Nc6 8. c3 Be6 9. Nd2 Ne7 10. Bxd6 Qxd6 11. Ng3 b6 12. Re1 c5 13. Nf3 Ng6 14. Qd2 c4 15. Bc2 b5 16. Ne5 1/2-1/2

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "5"]
[White "Van Essen, Mark"]
[Black "Visser, Bert Steffen"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "96"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. b3 c5 3. Bb2 Nc6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 e5 7. Nf3 Nf6 8. Qe2 Be7 9. h3 Qa5+ 10. Nfd2 Be6 11. c4 Nd7 12. Nc3 Nd4 13. Qd1 f5 14. a3 0-0 15. Nd5 Bxd5 16. exd5 Qb6 17. Rb1 Bg5 18. b4 Rae8 19. Nb3 Nxb3 20. Qxb3 Nc5 21. Qc2 Ne4 22. Bd3 Bd2+ 23. Kd1 Bh6 24. Rf1 Nd2 25. c5 Qc7 26. Re1 Nxb1 27. Qxb1 dxc5 28. bxc5 Qxc5 29. Bxe5 Qxd5 30. Qb5 Rd8 31. Ke2 Qxb5 32. Bxb5 a6 33. Ba4 b5 34. Bb3+ Kh8 35. Kf1 Rd3 36. Bc2 Rd2 37. Bb3 a5 38. f4 b4 39. axb4 axb4 40. Be6 Rfd8 41. Bxf5 Rd1 42. Be6 Rxe1+ 43. Kxe1 Bxf4 44. Bxf4 Re8 45. Kd2 Rxe6 46. Kc2 Re2+ 47. Kb3 Rxg2 48. Kxb4 Rf2 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "9"]
[White "Van Vliet, Gert Jan"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "E99"]
[PlyCount "80"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[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. Be3 Nd7 10. Ne1 f5 11. f3 f4 12. Bf2 Rf7 13. b4 h5 14. c5 Nf6 15. a4 g5 16. a5 Bf8 17. cxd6 cxd6 18. Nb5 Ng6 19. Rc1 g4 20. Bxa7 Rxa7 21. Nxa7 Bd7 22. Nb5 g3 23. Nc3 Nxd5 24. Bc4 Qh4 25. h3 Bxh3 26. gxh3 Qxh3 27. Qe2 Ne3 28. Bxf7+ Kxf7 29. Nd5 Nxf1 30. Qg2 Qe6 31. Rc7+ Kg8 32. Qxf1 h4 33. Qc4 Kh8 34. Nxf4 Nxf4 35. Qxe6 Nxe6 36. Rxb7 Bh6 37. Ng2 h3 38. a6 Nf4 39. a7 h2+ 40. Kh1 Bg7 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "2"]
[White "Van der Beek, Ruud"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "80"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Nd3 Qxe4+ 7. Qe2 Qxe2+ 8. Kxe2 Bf5 9. Re1 Bd6 10. Kf1+ Ne7 11. Ne5 Bxc2 12. Nc3 f6 13. Nf3 Kf7 14. d4 Rhe8 15. Be3 Ng6 16. Rac1 Bd3+ 17. Kg1 Nf4 18. Rcd1 Be4 19. Nxe4 Rxe4 20. g3 Nd5 21. a3 Rae8 22. Rd3 h6 23. Kf1 f5 24. Nd2 R4e7 25. Nc4 f4 26. gxf4 Nxf4 27. Rdd1 Nd5 28. Rd3 Bxh2 29. Kg2 Nf4+ 30. Bxf4 Bxf4 31. Rxe7+ Rxe7 32. Rf3 g5 33. Ne5+ Ke6 34. Nd3 Bd6 35. Re3+ Kd5 36. Kf3 Kxd4 37. Rxe7 Bxe7 38. Nc1 c5 39. Nb3+ Kd5 40. Ke3 Bf6 0-1

[Event "SBO-ch"]
[Site "Deventer"]
[Date "1997.??.??"]
[Round "6"]
[White "Vonhoff, H."]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "88"]
[EventDate "1997.??.??"]
[EventType "team"]
[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 d6 6. Nxc6 bxc6 7. Bg5 Be7 8. Bd3 0-0 9. 0-0 Re8 10. Re1 Nd7 11. Bf4 Bf6 12. Qd2 Ne5 13. Rad1 Be6 14. h3 Qd7 15. Re3 Ng6 16. Bg3 Bg5 17. f4 Nxf4 18. h4 Bh6 19. e5 Nxd3 20. Qxd3 Bxe3+ 21. Qxe3 d5 22. Ne4 Qe7 23. Ng5 h6 24. Nf3 Bg4 25. Rd4 Bxf3 26. gxf3 Qe6 27. Rg4 f5 28. Rd4 c5 29. Rd2 d4 30. Qd3 Rad8 31. Rg2 c4 32. Qd2 Kh7 33. h5 Qf7 34. Bf4 Qxh5 35. Rh2 Qg6+ 36. Rg2 Qf7 37. Rh2 Re6 38. Kh1 c5 39. Qa5 Rc8 40. Qd2 Qb7 41. Kg2 Qxb2 42. Bg5 d3 43. Bf6 Qxc2 44. Kg3 Qxd2 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "2"]
[White "Geerlings, J."]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C40"]
[PlyCount "64"]
[EventDate "1996.??.??"]
[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 d5 3. d4 dxe4 4. Nxe5 Nd7 5. Nxd7 Bxd7 6. Nc3 Nf6 7. Bg5 Bb4 8. Qe2 Bxc3+ 9. bxc3 0-0 10. g3 c5 11. Bg2 Bc6 12. 0-0 h6 13. Bxf6 Qxf6 14. Bxe4 Rfe8 15. f3 cxd4 16. cxd4 Qxd4+ 17. Qf2 Qxf2+ 18. Kxf2 Bxe4 19. fxe4 Rxe4 20. Rfe1 Rae8 21. a4 Rxe1 22. Rxe1 Rxe1 23. Kxe1 Kf8 24. Kd2 Ke7 25. Ke3 Ke6 26. Kd4 Kd6 27. c4 b6 28. h4 h5 29. a5 bxa5 30. c5+ Kc6 31. Kc4 a4 32. Kb4 a3 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "3"]
[White "Keessen, Aldert Jan"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "E99"]
[PlyCount "83"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[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. Ne1 Nd7 10. Nd3 f5 11. Bd2 f4 12. Rc1 g5 13. f3 h5 14. Qc2 Rf7 15. a4 Bf8 16. Nb5 Nf6 17. c5 Ng6 18. cxd6 cxd6 19. Nf2 a6 20. Nc7 Rb8 21. Ne6 Bxe6 22. dxe6 Rg7 23. h3 Nh4 24. Qb3 Kh8 25. Rc2 d5 26. Rd1 d4 27. Rdc1 Bd6 28. Bb4 Qb6 29. Rc4 a5 30. Bxd6 Qxb3 31. Bxb8 Ng6 32. Nd3 g4 33. Kh2 gxf3 34. gxf3 Nh4 35. Bxe5 Rg2+ 36. Kh1 Rxe2 37. Bxf6+ Kh7 38. Rc7+ Kg6 39. e7 Qxa4 40. Bxh4 Kf7 41. e8Q+ Kxe8 42. Re7+ 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "5"]
[White "Leenhouts, Veerle"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "E98"]
[PlyCount "81"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[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. Ne1 Ne8 10. Be3 f5 11. f3 f4 12. Bf2 h5 13. Rc1 g5 14. c5 Rf7 15. cxd6 cxd6 16. b4 Bf8 17. a4 Rg7 18. Kh1 Ng6 19. a5 Nf6 20. Nb5 a6 21. Bb6 Qe7 22. Nc7 Rb8 23. Ba7 g4 24. Bxb8 g3 25. Ne6 Bxe6 26. dxe6 Nh7 27. h3 Qh4 28. Bc4 Kh8 29. Bxd6 Ng5 30. Rc2 Bxd6 31. Qxd6 Nxh3 32. gxh3 Qxh3+ 33. Kg1 Nh4 34. Qxe5 Ng6 35. Qf5 Qh4 36. Bd5 Rc7 37. Rg2 Kg7 38. e5 Kh6 39. Be4 Rg7 40. Qf6 Qh3 41. Bf5 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "9"]
[White "Van Den Boomen, Ronny"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "49"]
[EventDate "1996.??.??"]
[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. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. d3 Bxf3 8. Qxf3 f6 9. Be3 Qd7 10. Nd2 Ne7 11. Nb3 b6 12. Rfd1 c5 13. c3 Qb5 14. d4 cxd4 15. cxd4 Nc6 16. Rac1 Bd6 17. Qf5 Kf7 18. dxe5 Nxe5 19. Rxd6 cxd6 20. Rc7+ Kf8 21. Nd4 Qd3 22. Ne6+ Ke8 23. Nxg7+ Kd8 24. Ne6+ Ke8 25. Qxf6 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "1"]
[White "Van Essen, Mark"]
[Black "Berendsen, Richard"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "110"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 Nf6 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 e5 7. 0-0 Be7 8. Qe1 f6 9. d3 Bg4 10. Nd2 Qd7 11. h3 Bf5 12. Nc4 Nd4 13. Be3 Nxc4 14. dxc4 Bxc2 15. Bxd4 Bxb3 16. axb3 Qxd4 17. Nb5 Qb6 18. Qa5 Qxa5 19. Rxa5 Bd8 20. Rd1 a6 21. Raa1 Rc8 22. Nc3 Be7 23. Rd3 Rd8 24. Rxd8+ Kxd8 25. Rd1+ Kc8 26. Nd5 Bd8 27. b4 c6 28. Ne3 Be7 29. Nf5 Bxb4 30. Nxg7 Rd8 31. Rxd8+ Kxd8 32. f4 Ke7 33. fxe5 fxe5 34. Kf2 b5 35. cxb5 cxb5 36. Ke3 Kf7 37. Nf5 Ke6 38. Ke4 a5 39. Ne3 Bc5 40. Nd5 Bd4 41. b4 axb4 42. Nxb4 Bc3 43. Na2 Bd2 44. Kd3 Be1 45. Ke4 b4 46. Nc1 Bc3 47. Nd3 Kd6 48. Nc1 Kc5 49. Kd3 Kd5 50. g4 e4+ 51. Ke3 Bf6 52. Ke2 Bg5 53. Nb3 Kc4 54. Na5+ Kc3 55. h4 Bf4 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "6"]
[White "Van Essen, Mark"]
[Black "Sewkaransing, Vikash"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "101"]
[EventDate "1996.??.??"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. h4 Qa5 12. Kb1 Rfc8 13. Nd5 Qxd2 14. Rxd2 Bxd5 15. exd5 Bh6 16. Rd1 Nxd5 17. h5 Ne3 18. Bxe3 Bxe3 19. Re1 Bg5 20. g4 Kg7 21. Bg2 Rc7 22. Rhf1 Rac8 23. f4 Bf6 24. g5 Bxb2 25. h6+ Kf8 26. Bh3 e6 27. Kxb2 Rxc2+ 28. Kb1 Rh2 29. Rc1 Rxc1+ 30. Rxc1 Rxh3 31. Rc8+ Ke7 32. Rh8 Rf3 33. Rxh7 Rxf4 34. Rh8 Rh4 35. Rb8 e5 36. Rxb7+ Ke6 37. Rxa7 Kf5 38. Rxf7+ Kxg5 39. h7 e4 40. a4 e3 41. Kc2 Rh2+ 42. Kd3 e2 43. Kd2 d5 44. a5 d4 45. a6 d3 46. a7 Rh1 47. Re7 Kf6 48. Re8 Rd1+ 49. Kc3 d2 50. h8Q+ Kg5 51. Qe5+ 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "4"]
[White "Van Essen, Mark"]
[Black "Van Ginkel, John"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "92"]
[EventDate "1996.??.??"]
[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 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 d6 7. cxd4 Bb6 8. Nc3 Bg4 9. Be3 0-0 10. Bb5 h6 11. Bxc6 bxc6 12. Qc2 Re8 13. Nd2 Rb8 14. f3 Be6 15. Bf2 Nh5 16. Ne2 Qg5 17. Kh1 Ba5 18. Nc3 Rb7 19. Ndb1 Bc4 20. Rd1 Be6 21. b3 Bd7 22. Ne2 Bb6 23. Nbc3 f5 24. Qd3 fxe4 25. fxe4 Bg4 26. Rf1 Ba5 27. Be3 Qg6 28. Qc4+ Kh8 29. Nf4 Nxf4 30. Bxf4 Bxc3 31. Qxc3 Bd7 32. e5 Rb5 33. Rf3 Rd5 34. Raf1 Qe4 35. Qc1 Re6 36. Bxh6 Rxh6 37. Qg5 Qh4 38. Qxh4 Rxh4 39. Rf7 Bg4 40. R1f4 dxe5 41. Rf1 Be2 42. Re1 Rhxd4 43. Rg1 Rd1 44. Rxc7 Ra5 45. Rxc6 Rxa2 46. Rc5 Raa1 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "8"]
[White "Van Essen, Mark"]
[Black "Vermaat, Ruben"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "61"]
[EventDate "1996.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Bf4 Nc6 6. c3 e6 7. Nf3 Bd6 8. Bg3 Qc7 9. 0-0 Bd7 10. Nbd2 Ne7 11. Re1 Ng6 12. Ne5 Bxe5 13. Bxe5 Nxe5 14. dxe5 Ng8 15. Nf3 Ne7 16. g3 Ng6 17. Qe2 Bc6 18. Nd4 a6 19. f4 Ne7 20. f5 exf5 21. Bxf5 Bd7 22. Bxd7+ Kxd7 23. e6+ fxe6 24. Nxe6 Qb6+ 25. Kh1 g6 26. Nf8+ Raxf8 27. Qxe7+ Kc8 28. Rf1 Re8 29. Qg7 Qxb2 30. Rab1 Rhg8 31. Qxg8 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "7"]
[White "Van Otten, Gerard J"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C74"]
[PlyCount "83"]
[EventDate "1996.??.??"]
[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. Bb5 a6 4. Ba4 d6 5. c3 Nf6 6. Bc2 g6 7. 0-0 Bg7 8. d4 0-0 9. h3 h6 10. Be3 Nd7 11. dxe5 dxe5 12. Nbd2 Qe7 13. a4 f5 14. Nc4 f4 15. Bc1 g5 16. b3 Re8 17. Qd5+ Kh8 18. Ba3 Qf6 19. Nh2 h5 20. g4 Qh6 21. Kg2 Nf6 22. Qd3 Be6 23. Rad1 Rad8 24. Qe2 Bf8 25. Bb2 Kg7 26. f3 Qg6 27. b4 Qf7 28. Nd2 Rd7 29. Nb1 Red8 30. Rxd7 Rxd7 31. Rd1 h4 32. Rxd7 Nxd7 33. Na3 Nb6 34. Nf1 Nc4 35. Nxc4 Bxc4 36. Qf2 Bb3 37. a5 Bxc2 38. Qxc2 Qc4 39. Qd1 Qa2 40. Qc2 Nxa5 41. c4 Nxc4 42. Bxe5+ 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "6"]
[White "Adriaans, Marion"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "E87"]
[PlyCount "120"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. Nge2 Nbd7 8. d5 Ne8 9. Qd2 f5 10. 0-0-0 f4 11. Bf2 a6 12. Kb1 Rb8 13. Nc1 b6 14. Nd3 Nc5 15. Be2 Bd7 16. g3 Nxd3 17. Qxd3 b5 18. cxb5 axb5 19. Rc1 b4 20. Nd1 Bb5 21. Qd2 Bxe2 22. Qxe2 fxg3 23. hxg3 Qf6 24. b3 Qxf3 25. Qxf3 Rxf3 26. Rc2 Rb7 27. Nb2 Nf6 28. Re2 Ng4 29. Be1 Ne3 30. Bf2 Ng4 31. Be1 Rb8 32. Rc2 Re3 33. Rc4 Nf6 34. Rxc7 Nxe4 35. Nc4 Nxg3 36. Bxg3 Rxg3 37. Nxd6 Rd8 38. Nc8 Kh8 39. d6 Rc3 40. Rc1 Rxc1+ 41. Rxc1 Bf8 42. Rc6 g5 43. Ne7 Bxe7 44. dxe7 Re8 45. Re6 Kg7 46. Rxe5 h6 47. Re4 Kf6 48. Rxb4 Rxe7 49. Rb6+ Re6 50. Rb8 g4 51. a4 g3 52. Kc2 Kf7 53. Rb7+ Kf6 54. Rb4 Kf5 55. Rd4 g2 56. Rd1 Rg6 57. Rg1 h5 58. Kd2 h4 59. Ke2 h3 60. Kf2 h2 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "1"]
[White "Bakker, Sven"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "E99"]
[PlyCount "83"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[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. Ne1 Ne8 10. Nd3 f5 11. f3 f4 12. g4 g5 13. Bd2 Nf6 14. Be1 Ng6 15. Kg2 Kf7 16. c5 Rh8 17. Bf2 h5 18. h3 Nh7 19. a4 Nh4+ 20. Bxh4 gxh4 21. Rc1 hxg4 22. hxg4 h3+ 23. Kh2 Bf6 24. cxd6 cxd6 25. Qc2 Bd7 26. Nb5 Bxb5 27. axb5 Rc8 28. Qxc8 Qxc8 29. Rxc8 Rxc8 30. Rc1 Rxc1 31. Nxc1 Ng5 32. b6 axb6 33. Nd3 Ke8 34. Nf2 Kd7 35. Nxh3 Nxh3 36. Kxh3 Kc7 37. Bb5 Kd8 38. Kg2 Kc7 39. Kf1 Be7 40. Ke2 Bf6 41. Kd3 Be7 42. Ke2 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "3"]
[White "De Jonge, Floortje"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "77"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Nc6 5. d4 exd4 6. cxd4 Bb6 7. Bb5 a6 8. Ba4 Bd7 9. Nc3 Ba7 10. a3 b5 11. Bb3 Bg4 12. Bd5 Nxd4 13. Bxa8 Bxf3 14. gxf3 Qh4+ 15. Kd2 Qf2+ 16. Ne2 c5 17. Rf1 Qg2 18. b3 Nxb3+ 19. Qxb3 Qxf1 20. Bb2 Qg2 21. Rg1 Qxh2 22. Rxg7 c4 23. Qc3 Ne7 24. Qf6 Rf8 25. Qxd6 Qh3 26. Bf6 Qd7 27. Qxd7+ Kxd7 28. Bxe7 Kxe7 29. Bd5 h5 30. Rh7 Kd6 31. Rxh5 Bc5 32. a4 f6 33. axb5 axb5 34. Nc3 Rb8 35. e5+ fxe5 36. fxe5+ Kd7 37. Rh7+ Be7 38. Ne4 Rf8 39. Nc5+ 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "5"]
[White "Oldenhuis, Lance"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "24"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nf3 Nc6 5. Ng5 0-0 6. f4 d6 7. f5 d5 8. exd5 Nxd5 9. Qh5 Bxf5 10. Bxd5 Bg6 11. Qg4 Nd4 12. Be4 f5 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "4"]
[White "Van Essen, Mark"]
[Black "Van Ginkel, John"]
[Result "1/2-1/2"]
[ECO "C56"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 0-0 7. cxd4 Be7 8. e5 Ne8 9. Re1 Na5 10. Bd3 d6 11. b4 Nc6 12. b5 Nb8 13. Ba3 Be6 14. Nc3 Nd7 15. Qc2 h6 16. h3 Nb6 17. Rad1 Kh8 18. Nh2 Bg5 19. Bc1 Bxc1 20. Qxc1 Nd5 21. Nxd5 Bxd5 22. Re2 Qe7 23. Ng4 Qg5 24. Qxg5 hxg5 25. Ne3 Be6 26. Rc2 dxe5 27. dxe5 Rd8 28. Rcd2 f6 29. Bc4 Rxd2 30. Rxd2 Bg8 31. e6 Nd6 32. e7 Re8 33. Bxg8 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "2"]
[White "Van Essen, Mark"]
[Black "Van der Heijden"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "70"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nf6 5. Qe2 Be7 6. g3 Nc6 7. Bg2 0-0 8. 0-0 b6 9. Re1 dxe4 10. dxe4 e5 11. Nc4 Ba6 12. b3 Rc8 13. Bb2 Nd4 14. Qd3 Nd7 15. Rad1 Qc7 16. Bh3 Bxc4 17. bxc4 Rcd8 18. Kh1 Nb8 19. Nxd4 cxd4 20. c3 Nc6 21. cxd4 Nxd4 22. Bxd4 Rxd4 23. Qe2 Qxc4 24. Qxc4 Rxc4 25. Rd7 Bb4 26. Red1 a5 27. Rb7 Bc5 28. Rdd7 Rc1+ 29. Kg2 Rc2 30. Be6 Rxf2+ 31. Kh3 h5 32. Rbc7 g5 33. Rb7 Be3 34. g4 h4 35. Rbc7 Bf4 0-1

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "7"]
[White "Van Essen, Mark"]
[Black "Van der Meulen, Freerk Rinder"]
[Result "1/2-1/2"]
[ECO "A05"]
[PlyCount "27"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d3 e6 5. 0-0 d5 6. Nbd2 Nbd7 7. c3 Be7 8. Qc2 0-0 9. e4 c5 10. Ne1 Qc7 11. f4 dxe4 12. dxe4 Rad8 13. Nef3 b5 14. Re1 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "9"]
[White "Van Essen, Mark"]
[Black "Zanting, M."]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "57"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bg5 e6 4. e3 Be7 5. h3 Nbd7 6. Bd3 c5 7. c3 h6 8. Bf4 Qb6 9. Qc1 Bd6 10. Ne5 Bb8 11. Nd2 c4 12. Bc2 0-0 13. g4 Nxe5 14. Bxe5 Nd7 15. Bxb8 Rxb8 16. f4 f6 17. Nf3 e5 18. Bg6 exf4 19. exf4 f5 20. Bxf5 Nf6 21. Bxc8 Rbxc8 22. 0-0 Rce8 23. Ne5 Re6 24. Kh2 Rfe8 25. Qc2 Ne4 26. Rae1 Qd6 27. Re3 b5 28. Rfe1 a5 29. a3 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "8"]
[White "Van den Berg, Bram"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "16"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 f5 4. d3 c6 5. Nc3 h6 6. Nxe5 dxe5 7. Qh5+ Ke7 8. Qf7+ Kd6 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "1"]
[White "Kleywegt, Tommy"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "83"]
[EventDate "1994.??.??"]
[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. Bc4 Nf6 5. e5 Ne4 6. Qe2 Nc5 7. 0-0 Be7 8. Rd1 Ne6 9. Bxe6 dxe6 10. c3 Bd7 11. Nxd4 Nxd4 12. Rxd4 Bc5 13. Rg4 Bf8 14. Bg5 Be7 15. Bxe7 Qxe7 16. Rxg7 Qf8 17. Rg3 0-0-0 18. Na3 Rg8 19. Qe3 Rxg3 20. hxg3 Kb8 21. Rd1 Bc6 22. Rd4 Kc8 23. Nc2 Qg8 24. Nb4 Bd7 25. Rh4 Kb8 26. Qe4 Qg5 27. Qf4 Qg6 28. Qe4 Qg5 29. Kh2 Qd2 30. Qd4 Bc8 31. Qc5 Qe2 32. Qe3 Rd2 33. Qxe2 Rxe2 34. Rxh7 Rxf2 35. Nd3 Rxb2 36. Rxf7 Rxa2 37. g4 a5 38. g5 a4 39. g6 a3 40. g7 Rc2 41. g8Q a2 42. Rf8 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "3"]
[White "Muris, Vivianne"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "C30"]
[PlyCount "52"]
[EventDate "1994.??.??"]
[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. f4 Bc5 3. Nf3 d6 4. Nc3 Nc6 5. d3 Nf6 6. Na4 Bb6 7. Nxb6 axb6 8. Be2 0-0 9. 0-0 h6 10. Qe1 Bg4 11. c3 exf4 12. Bxf4 Re8 13. Qg3 Qd7 14. Bd2 Kh8 15. h3 Bxf3 16. Rxf3 Nh7 17. Rf5 Re5 18. Bg4 Qe7 19. a3 Rxf5 20. exf5 Re8 21. Re1 Qf8 22. d4 Nf6 23. Qh4 Rxe1+ 24. Qxe1 Nxg4 25. hxg4 Qe7 26. Qxe7 Nxe7 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "6"]
[White "Pothof, Hendrik"]
[Black "Van Essen, Mark"]
[Result "1/2-1/2"]
[ECO "A68"]
[PlyCount "46"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Ne8 10. 0-0 Nd7 11. Bb5 f6 12. f5 g5 13. g4 Kf7 14. Ne2 Rg8 15. Ng3 Bf8 16. Bd2 Qb6 17. Bxd7 Bxd7 18. b3 Ng7 19. Kg2 Qd8 20. a4 a6 21. Qc2 Rc8 22. Rh1 Be7 23. h4 h6 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "4"]
[White "Van Essen, Mark"]
[Black "Quist, Pieter"]
[Result "1/2-1/2"]
[ECO "E70"]
[PlyCount "37"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 0-0 6. Ng3 e5 7. d5 Nbd7 8. Be2 Nb8 9. Be3 c6 10. Qd2 h5 11. Bg5 Qc7 12. Bxf6 Bxf6 13. h4 Qe7 14. Bxh5 gxh5 15. Nxh5 Kh7 16. 0-0-0 Bg4 17. Nxf6+ Qxf6 18. f3 Bd7 19. dxc6 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "7"]
[White "Van Essen, Mark"]
[Black "Rommel, Robin"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "43"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. Nf3 f6 6. Bb5+ c6 7. Ba4 Bc5 8. Bb3 Qd7 9. d3 Ne7 10. Bd2 Ng6 11. Bxe6 Qxe6 12. Nf5 0-0 13. h4 Ne7 14. g4 Kh8 15. h5 Nd7 16. N3h4 a5 17. Qf3 Bb4 18. Nxe7 Bxd2+ 19. Kxd2 Qxe7 20. Ng6+ hxg6 21. hxg6+ Kg8 22. Qh3 1-0

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "8"]
[White "Van Essen, Mark"]
[Black "Van Vossen, Robbert"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "28"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Ndb5 d6 6. Nd5 Be6 7. Ndc7+ Kd7 8. Nxa8 Qa5+ 9. Nc3 Nf6 10. Bd2 Qd8 11. e4 Qxa8 12. Bg5 Be7 13. Bxf6 Bxf6 14. Nd5 Nd4 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "2"]
[White "Van Essen, Mark"]
[Black "Visser, Bert Steffen"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "73"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c3 Nf6 4. Bg5 Nbd7 5. Nbd2 h6 6. Bf4 e6 7. h3 Be7 8. e3 0-0 9. Bd3 c5 10. Nh2 Qb6 11. Rb1 Re8 12. Ng4 cxd4 13. cxd4 Bb4 14. a3 Bxd2+ 15. Qxd2 Nxg4 16. hxg4 e5 17. dxe5 Nxe5 18. g5 d4 19. e4 Nxd3+ 20. Qxd3 Qa5+ 21. b4 Qf5 22. g3 Rxe4+ 23. Kd2 hxg5 24. f3 Re8 25. Qf1 gxf4 26. g4 Qe5 27. Qh3 Qe3+ 28. Kd1 Qe2+ 29. Kc1 Qc4+ 30. Kd1 Qd3+ 31. Kc1 Qxa3+ 32. Kd1 Qd3+ 33. Kc1 Qe3+ 34. Kd1 Qd3+ 35. Kc1 Qc3+ 36. Kd1 Qd3+ 37. Kc1 1/2-1/2

[Event "NED-ch U20"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "5"]
[White "Van Ginkel, M Pieter"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "61"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 Nc6 8. d5 Ne7 9. Nd2 Ne8 10. c5 f5 11. f3 Nf6 12. cxd6 cxd6 13. Nc4 a6 14. Nb6 Rb8 15. a4 Nd7 16. a5 Nxb6 17. Bxb6 Qd7 18. Na4 Ra8 19. Rc1 Qe8 20. Bc7 Rf6 21. Nb6 Ra7 22. Bb8 fxe4 23. Bxa7 exf3 24. Bxf3 e4 25. Be2 e3 26. Nxc8 Nxc8 27. Bd4 Rf2 28. Bxg7 Kxg7 29. Qd4+ Kg8 30. Bg4 Ne7 31. Be6+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1993.??.??"]
[Round "2"]
[White "Jacob, Gunnar"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "34"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 d6 6. Bc4 h6 7. 0-0 Nf6 8. e5 Nxe5 9. Nxe5 dxe5 10. Bxf7+ Ke7 11. Qb3 c6 12. Re1 Kd7 13. Rxe5 Kc7 14. Bf4 Bd6 15. Rd1 b6 16. Rxd6 Qf8 17. Rxf6 Kb7 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1993.??.??"]
[Round "8"]
[White "Muris, Vivianne"]
[Black "Van Essen, Mark"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "112"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Nc6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nf6 8. Bd3 Bg4 9. 0-0 Nxd4 10. Qa4+ Nc6 11. Nd5 Bc5+ 12. Kh1 0-0 13. h3 Be6 14. Nxf6+ Qxf6 15. f5 Bc8 16. Rb1 h6 17. Bd2 Bd4 18. Bb5 Be5 19. Bxc6 bxc6 20. Qxc6 Rb8 21. Nxe5 Qxe5 22. Bc3 Qc5 23. Qxc5 dxc5 24. f6 g6 25. e5 Be6 26. Rf4 c4 27. Bd4 a6 28. Bc3 Rfd8 29. Rd4 Rxd4 30. Bxd4 Rd8 31. Bc3 Kf8 32. Re1 Rd3 33. Re4 Rxh3+ 34. gxh3 Bd5 35. Bb4+ Ke8 36. Be7 Bxe4+ 37. Kh2 Kd7 38. Kg3 Ke6 39. Kf4 Bd5 40. a3 g5+ 41. Kg4 Kxe5 42. h4 gxh4 43. Kxh4 Kd4 44. Kh5 c3 45. bxc3+ Kxc3 46. Kxh6 Kd4 47. Bd8 c5 48. Bb6 Kc4 49. Ba5 Kb3 50. Bb6 c4 51. Bc5 c3 52. Be3 Kxa3 53. Bc1+ Ka2 54. Kg5 c2 55. Kf4 Kb1 56. Ke3 Kxc1 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1993.??.??"]
[Round "5"]
[White "Van Essen, Mark"]
[Black "Van Albada, Siebe"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "38"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 0-0 6. 0-0 d6 7. h3 h6 8. Be3 Re8 9. Nh2 Bf8 10. Qe1 Be6 11. f4 Bxc4 12. dxc4 Nd4 13. Rc1 c6 14. f5 d5 15. cxd5 cxd5 16. exd5 Nxd5 17. Nxd5 Qxd5 18. Rd1 Qxa2 19. Qg3 Ne2+ 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1993.??.??"]
[Round "1"]
[White "Van Essen, Mark"]
[Black "Van Hengel, Hugo G"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "40"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. h3 h6 7. 0-0 Be6 8. Bb3 Qd7 9. Be3 Nd4 10. Bxd4 Bxd4 11. Nxd4 exd4 12. Ne2 c5 13. Nf4 0-0 14. Nh5 Bxh3 15. Nxf6+ gxf6 16. Qf3 Be6 17. Qxf6 Kh7 18. f4 Rg8 19. f5 Bxb3 20. axb3 Rg7 1/2-1/2

[Event "Hengelo op-B"]
[Site "Hengelo"]
[Date "1992.??.??"]
[Round "1"]
[White "Van Blitterswijk, Stefan"]
[Black "Van Essen, Mark"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "37"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. d5 Nce7 6. Bxd7+ Qxd7 7. c4 Nf6 8. Nc3 g6 9. 0-0 Bg7 10. Be3 0-0 11. Rc1 b6 12. h3 Rfe8 13. Qd3 Rad8 14. b4 c5 15. dxc6 Nxc6 16. a3 Qc7 17. Rfd1 Bf8 18. Nd5 Nxd5 19. cxd5 1-0

[Event "Hengelo op-B"]
[Site "Hengelo"]
[Date "1992.??.??"]
[Round "7"]
[White "Van Essen, Mark"]
[Black "De Wever, W."]
[Result "1-0"]
[ECO "C01"]
[PlyCount "73"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Nf6 5. Nf3 Be7 6. h3 h6 7. Bd3 Be6 8. Bf4 c6 9. 0-0 Bd6 10. Qd2 Qc7 11. Bxd6 Qxd6 12. Rfe1 0-0 13. Ne2 Qd7 14. Ng3 Qd6 15. Nf5 Bxf5 16. Bxf5 Nbd7 17. Ne5 Rfe8 18. f4 Nb6 19. b3 Nfd7 20. a4 Nxe5 21. fxe5 Qe7 22. Re3 Qg5 23. Qf2 g6 24. Rg3 Qe7 25. Qf4 Kh7 26. Bd3 Rg8 27. h4 Raf8 28. h5 Nd7 29. Rf1 Rg7 30. Kf2 Kh8 31. Qxh6+ Rh7 32. Qe3 Rxh5 33. Rh3 Rxh3 34. Qxh3+ Kg8 35. Rh1 f6 36. Qh8+ Kf7 37. Rh7+ 1-0

