[Event "EU-ch U18 Girls"]
[Site "Chalkidiki"]
[Date "2001.09.02"]
[Round "3"]
[White "Orel, Karmen"]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2026"]
[PlyCount "49"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. f4 b5 9. Bf3 Bb7 10. e5 Nd5 11. Nxd5 Bxd5 12. Bxd5 exd5 13. Nf5 g6 14. Qxd5 Nd7 15. Nxe7 Kxe7 16. Qxd6+ Ke8 17. Be3 Qe7 18. Rad1 Qxd6 19. Rxd6 Nf8 20. g4 Ne6 21. h4 Rf8 22. f5 gxf5 23. gxf5 Rg8+ 24. Kh2 Rc8 25. fxe6 1-0

[Event "EU-ch U18 Girls"]
[Site "Chalkidiki"]
[Date "2001.09.01"]
[Round "2"]
[White "Mertes, Helena"]
[Black "Goreskul, Alyona"]
[Result "0-1"]
[ECO "E43"]
[BlackElo "2208"]
[PlyCount "54"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 b6 5. e3 Bb7 6. Be2 0-0 7. Qc2 Bxc3+ 8. bxc3 d6 9. 0-0 c5 10. Rd1 Qc7 11. Ba3 Nc6 12. Rac1 Na5 13. Nd2 Rad8 14. Nb3 Nc6 15. Bd3 Ne7 16. e4 e5 17. d5 Bc8 18. Ra1 Nh5 19. Bc1 Nf4 20. Bxf4 exf4 21. Qe2 Ng6 22. Qf3 Qe7 23. Qh5 Ne5 24. Be2 f5 25. Nd2 fxe4 26. Nxe4 Rf5 27. Qh3 Rg5 0-1

[Event "EU-ch U18 Girls"]
[Site "Chalkidiki"]
[Date "2001.08.31"]
[Round "1"]
[White "Grapsa, Georgia"]
[Black "Mertes, Helena"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2057"]
[PlyCount "45"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 c5 5. 0-0 Nc6 6. e3 Bd7 7. b3 cxd4 8. exd4 Rc8 9. Bb2 Be7 10. Ne5 Qc7 11. Nxd7 Qxd7 12. c4 b6 13. cxd5 Nxd5 14. Nd2 0-0 15. Nc4 Rfd8 16. Ne5 Qd6 17. Qh5 Rf8 18. Nc4 Qd7 19. Bxd5 Qxd5 20. Qxd5 exd5 21. Ne3 Rfd8 22. Rac1 Bf6 23. Rfd1 1/2-1/2

[Event "EU-ch U18 Girls"]
[Site "Chalkidiki"]
[Date "2000.10.04"]
[Round "3"]
[White "Mertes, Helena"]
[Black "Ismayilova, Parvana Khalid Qizi"]
[Result "0-1"]
[ECO "E92"]
[BlackElo "2108"]
[PlyCount "68"]
[EventDate "2000.10.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 078 Extra"]
[Source "ChessBase"]
[SourceDate "2000.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. Nf3 Bg7 4. Nc3 Nf6 5. e4 0-0 6. Be2 e5 7. d5 a5 8. b3 Na6 9. h3 Nh5 10. 0-0 Nf4 11. Be3 Nxe2+ 12. Nxe2 f5 13. exf5 gxf5 14. Bg5 Qe8 15. Rb1 Qg6 16. Qc2 Nb4 17. Qd2 f4 18. Bxf4 exf4 19. Nxf4 Qh6 20. Ne6 Qxd2 21. Nxd2 Bxe6 22. dxe6 Nxa2 23. Rfe1 Rae8 24. Re3 Bd4 25. Rf3 Rxe6 26. Rxf8+ Kxf8 27. Nf3 Bf6 28. Rd1 Nc3 29. Re1 Rxe1+ 30. Nxe1 Ne2+ 31. Kf1 Nc1 32. Nc2 Nxb3 33. Na3 Bd4 34. Nb5 a4 0-1

[Event "EU-ch U18 Girls"]
[Site "Chalkidiki"]
[Date "2000.10.03"]
[Round "2"]
[White "Charkhalashvili, Inga"]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "2233"]
[PlyCount "73"]
[EventDate "2000.10.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 078 Extra"]
[Source "ChessBase"]
[SourceDate "2000.11.10"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 0-0 7. Rc1 h6 8. Bh4 b6 9. cxd5 exd5 10. Bd3 Re8 11. Bg3 c5 12. Nb5 Bb7 13. Nc7 Nh5 14. Nxe8 Nxg3 15. hxg3 Qxe8 16. g4 Qd8 17. Kf1 Nf8 18. a3 Bc8 19. g5 c4 20. Bb1 Bxg5 21. Nxg5 Qxg5 22. Rh5 Qd8 23. e4 Be6 24. Qf3 Qd7 25. Qe3 Rd8 26. e5 Nh7 27. f3 Re8 28. Kf2 f6 29. Rch1 Rf8 30. Bxh7+ Kxh7 31. Qf4 a6 32. Rxh6+ gxh6 33. Rxh6+ Kg8 34. Rg6+ Kh8 35. Qh6+ Qh7 36. Qxf8+ Bg8 37. Qxf6+ 1-0

[Event "Faber Cup"]
[Site "Dublin"]
[Date "2000.07.27"]
[Round "5"]
[White "Mertes, Helena"]
[Black "Burilova, Petra"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "135"]
[EventDate "2000.07.24"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "IRL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 c6 3. Nf3 d5 4. Bg5 Be7 5. Bxe7 Nxe7 6. e3 Nd7 7. Nbd2 b6 8. Qc2 h6 9. Bd3 Ba6 10. 0-0 c5 11. a3 Qc7 12. Qa4 Bxc4 13. Bxc4 dxc4 14. Nxc4 0-0 15. Nce5 Nxe5 16. Nxe5 Rad8 17. Rac1 f6 18. Nf3 a5 19. Qc4 Qd6 20. dxc5 bxc5 21. Qxc5 Qxc5 22. Rxc5 Rb8 23. Rxa5 Rxb2 24. Rc1 Nc6 25. Ra6 Nd8 26. Nd4 e5 27. Nf5 Rf7 28. g3 Kh7 29. Rc8 Nb7 30. Ra7 Rd7 31. Rb8 Rb3 32. a4 Kg6 33. Nh4+ Kg5 34. Raa8 Kg4 35. Kg2 g5 36. Ng6 Rb2 37. Rf8 Kf5 38. Ra6 Kxg6 39. Raxf6+ Kg7 40. Rf5 Nd6 41. Rf3 Rf7 42. R3xf7+ Nxf7 43. Ra8 Nd6 44. Kf3 Ra2 45. a5 Nc4 46. a6 Nb6 47. Ra7+ Kf6 48. h4 h5 49. hxg5+ Kxg5 50. Rg7+ Kf6 51. Rh7 Rxa6 52. Rxh5 Nc4 53. Rh6+ Kg5 54. Rxa6 Nd2+ 55. Ke2 Ne4 56. Ra5 Kf6 57. Kf3 Ng5+ 58. Kg4 Ne4 59. f4 exf4 60. exf4 Nf2+ 61. Kh5 Ne4 62. g4 Ng3+ 63. Kh6 Ke6 64. g5 Nf5+ 65. Rxf5 Kxf5 66. Kh7 Kxf4 67. g6 Ke5 68. g7 1-0

[Event "Faber Cup"]
[Site "Dublin"]
[Date "2000.07.26"]
[Round "4"]
[White "Hood, N."]
[Black "Mertes, Helena"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "80"]
[EventDate "2000.07.24"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "IRL"]
[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 a6 6. Bc4 Nc6 7. 0-0 Qb6 8. Be3 Qxb2 9. Qd2 Qb4 10. Qd3 Ne5 11. Qd2 Nxc4 12. Qe1 Nxe3 13. Qxe3 e6 14. Rad1 Qa5 15. Rfe1 Qh5 16. h3 Be7 17. e5 dxe5 18. Qxe5 Qxe5 19. Rxe5 0-0 20. Nf3 Re8 21. Ne4 Nd5 22. c4 Nf4 23. Nfg5 f6 24. Ra5 fxg5 25. Nxg5 Bxg5 26. Rxg5 b6 27. Rg4 Ne2+ 28. Kf1 Nc3 29. Rg3 Nxd1 30. Ke1 Rd8 31. Rg5 Bb7 32. Kf1 Rac8 33. Kg1 Rxc4 34. Re5 Bd5 35. Re1 Rc1 36. a3 Ra1 37. a4 Bb3 38. a5 Rxa5 39. Kh1 Nxf2+ 40. Kg1 Nxh3+ 0-1

[Event "Faber Cup"]
[Site "Dublin"]
[Date "2000.07.25"]
[Round "3"]
[White "Blackburn, Sandra G"]
[Black "Mertes, Helena"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "108"]
[EventDate "2000.07.24"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "IRL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 Bb4+ 5. c3 Bd6 6. Bg3 0-0 7. Bd3 b6 8. Nbd2 Bb7 9. 0-0 Qe7 10. Re1 Nbd7 11. e4 Bxg3 12. hxg3 c5 13. e5 Ne8 14. Kh2 f6 15. exf6 Qxf6 16. Qe2 Nc7 17. Rh1 cxd4 18. cxd4 Rae8 19. Rac1 Na8 20. Kg1 h6 21. Bb5 Re7 22. Re1 Nc7 23. Bd3 Rfe8 24. Ne5 Nxe5 25. Qxe5 Rf7 26. Nf3 Ref8 27. Kh2 Qxe5 28. Rxe5 Rc8 29. Rhe1 Re7 30. Bf5 Rce8 31. Nh4 Bc8 32. Ng6 Rf7 33. g4 Bd7 34. Rc1 exf5 35. Rxc7 fxg4 36. Rxe8+ Bxe8 37. Rxf7 Bxf7 38. Ne5 h5 39. Kg3 g5 40. f4 gxf3 41. Nxf3 g4 42. Ne5 a5 43. Kh4 Be8 44. Kg5 Kg7 45. Nd3 Bg6 46. Nf4 Be4 47. Nxh5+ Kf7 48. Nf4 g3 49. Kg4 Kf6 50. Kxg3 Kf5 51. a3 Bxg2 52. Nxg2 Ke4 53. Nf4 Kxd4 54. Kf3 Kc4 1/2-1/2

[Event "Faber Cup"]
[Site "Dublin"]
[Date "2000.07.25"]
[Round "2"]
[White "Mertes, Helena"]
[Black "Bacrot, Nathalie"]
[Result "0-1"]
[ECO "E91"]
[BlackElo "2035"]
[PlyCount "34"]
[EventDate "2000.07.24"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "IRL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nd7 5. Be2 Ngf6 6. Nf3 0-0 7. h3 e5 8. Be3 exd4 9. Nxd4 Re8 10. Qc2 a6 11. 0-0 Nc5 12. f3 Nh5 13. Qd2 Be5 14. f4 Bxd4 15. Qxd4 Ng3 16. Rf3 Ncxe4 17. Bf2 Nxc3 0-1

[Event "Faber Cup"]
[Site "Dublin"]
[Date "2000.07.24"]
[Round "1"]
[White "Mertes, Helena"]
[Black "Vejsbjerg, K."]
[Result "1-0"]
[ECO "D57"]
[PlyCount "109"]
[EventDate "2000.07.24"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "IRL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 Be6 12. Qxb7 Nd7 13. Qxc7 Rfc8 14. Qa5 Nf6 15. Be2 Ne4 16. Rc1 Rc7 17. Bd3 Rac8 18. Bxe4 dxe4 19. Nd2 Bg4 20. 0-0 Qe6 21. Rc2 Be2 22. Rfc1 Rb7 23. Qa3 Rcb8 24. Nb3 Rxb3 25. axb3 Rxb3 26. Qa2 Bc4 27. Qxa7 Bd3 28. Ra2 Qc4 29. Ra4 Qb5 30. Qa8+ Kh7 31. h3 Rb1 32. Ra1 f6 33. Qa2 Rxc1+ 34. Rxc1 Bc4 35. Rb1 Bxa2 36. Rxb5 Bc4 37. Rb4 Bd5 38. c4 Bc6 39. c5 Kg6 40. Kf1 Kf5 41. Ke2 Ke6 42. Rb6 Kd7 43. f3 f5 44. Rb1 Ba4 45. Rb7+ Kc6 46. Rxg7 Bb5+ 47. Kf2 Kd5 48. Rh7 Ba4 49. Rxh6 Bd7 50. Rd6+ Kc4 51. Rxd7 exf3 52. Kxf3 Kd3 53. c6 f4 54. Kxf4 Ke2 55. c7 1-0

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Boets, Bram"]
[Black "Mertes, Helena"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "84"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 e6 5. Nc3 a6 6. d3 Be7 7. 0-0 Nc6 8. Re1 b5 9. Bb3 0-0 10. a4 h6 11. axb5 Nd4 12. Nf3 Nxb3 13. cxb3 Bb7 14. bxa6 Bxa6 15. b4 cxb4 16. Ne2 Qc7 17. Bf4 e5 18. Rc1 Qd7 19. Bg3 Rac8 20. Qb3 Qb5 21. h3 Qxd3 22. Qxb4 Rxc1 23. Nxc1 Qc2 24. Bxe5 dxe5 25. Qxe7 Nxe4 26. Qxe5 Qxf2+ 27. Kh2 Nf6 28. b4 Bb7 29. Nd3 Qc2 30. Nc5 Bxf3 31. Qg3 Bd5 32. Re5 Rd8 33. Re7 Nh5 34. Qg4 Nf6 35. Qg3 Bc6 36. Ne6 Qxg2+ 37. Qxg2 Bxg2 38. Kxg2 fxe6 39. Rxe6 Rb8 40. Kg3 Rxb4 41. Rd6 Ne4+ 42. Kf3 Nxd6 0-1

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Cathoir, Sofie"]
[Black "Mertes, Helena"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "96"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nc6 4. h3 a6 5. Bc4 Nf6 6. b3 e6 7. Bb2 Be7 8. 0-0 b5 9. Bd3 Bb7 10. Re1 0-0 11. Re3 Nd4 12. e5 Nxf3+ 13. gxf3 dxe5 14. Kf1 Qc7 15. Ke2 Qc6 16. Qh1 Bd6 17. Rg1 Nd5 18. Re4 Nf4+ 19. Kd1 Nxd3 20. cxd3 Qd7 21. Reg4 g6 22. h4 Be7 23. h5 Qxd3 24. Ne4 Qb1+ 25. Bc1 Rac8 26. hxg6 fxg6 27. Rxg6+ hxg6 28. Rxg6+ Kf7 29. Qh7+ Ke8 30. Nd6+ Kd7 31. Nxb7 Rf6 32. Rg7 Qxh7 33. Rxh7 Rxf3 34. Ke2 Rcf8 35. Rh2 Kc8 36. Na5 Bd8 37. Nc6 Bc7 38. Ne7+ Kd7 39. Ng6 R8f7 40. Kd1 Rxf2 41. Rxf2 Rxf2 42. Ke1 Rg2 43. Bb2 Rxg6 44. a4 Kd6 45. Ke2 Rg3 46. d3 e4 47. dxe4 Rxb3 48. Be5+ Kxe5 0-1

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Fontaine, Cecile"]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "71"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bb5 a6 5. Bxc6+ bxc6 6. 0-0 Nf6 7. d3 e5 8. Bg5 Be7 9. Qd2 Be6 10. Ne2 Qc7 11. c3 0-0 12. Ng3 d5 13. Rfe1 Rab8 14. exd5 cxd5 15. Nxe5 h6 16. Bxf6 Bxf6 17. Nf3 Rfe8 18. h3 Bd7 19. Rxe8+ Rxe8 20. Ne2 Bc6 21. Re1 d4 22. cxd4 Bxf3 23. gxf3 cxd4 24. Nxd4 Rxe1+ 25. Qxe1 Bxd4 26. Qe8+ Kh7 27. Qe4+ g6 28. Qxd4 Qb7 29. Kg2 Qb5 30. b3 Qg5+ 31. Qg4 Qd2 32. Qc4 Qxa2 33. Qxf7+ Kh8 34. Qxg6 Qxb3 35. Qxh6+ Kg8 36. Qxa6 1-0

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Mertes, Helena"]
[Black "Boevinger, Simon"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "52"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. dxe5 Qxd1+ 5. Nxd1 Nc6 6. Nf3 Bg4 7. Bf4 Nge7 8. h3 Bxf3 9. exf3 0-0-0 10. Bxc4 Ng6 11. Bg3 Ngxe5 12. Bxe5 Nxe5 13. Rc1 Bb4+ 14. Ke2 Rd2+ 15. Ke3 Rhd8 16. Bb3 R2d4 17. a3 Bd2+ 18. Ke2 Bxc1 19. Nc3 Rd2+ 20. Ke3 Rd1+ 21. Ke4 Rxh1 22. Kxe5 Bxb2 23. Ke4 Bxc3 24. Bxf7 Re1+ 25. Kf5 Rf8 26. Kg4 Rxf7 0-1

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Mertes, Helena"]
[Black "Huysmans, Joost"]
[Result "0-1"]
[ECO "D07"]
[PlyCount "96"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 Nc6 4. e3 Nf6 5. Bxc4 Bg4 6. Nf3 e6 7. 0-0 Bd6 8. Bd2 0-0 9. Rc1 e5 10. dxe5 Nxe5 11. Be2 Qd7 12. h3 Bf5 13. Nh4 Be6 14. b3 Rfd8 15. Qc2 Bb4 16. Rfd1 Qe7 17. Nf3 Nxf3+ 18. Bxf3 Ba3 19. Rb1 g6 20. Bxb7 Rab8 21. Bf3 Bf5 22. e4 Be6 23. Nb5 Rxb5 24. Be2 Rc5 25. Bc3 Bb4 26. Bxf6 Qxf6 27. Rxd8+ Qxd8 28. Qb2 Rc6 29. a3 Be7 30. Rd1 Rd6 31. Qc2 Bg5 32. h4 Bxh4 33. e5 Rd5 34. Bf3 Rd7 35. g3 Be7 36. b4 Bf5 37. Qa4 Rxd1+ 38. Bxd1 Bg5 39. Bb3 Qd4 40. Qe8+ Kg7 41. Qxf7+ Kh6 42. Qf8+ Kh5 43. Qh8 Kh6 44. Qf8+ Kh5 45. Qh8 h6 46. Qa8 Be4 47. Qf8 Qa1+ 48. Kh2 Qf1 0-1

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Mertes, Helena"]
[Black "Nuytemans, Filip"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "59"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 Bg4 6. Be2 Nc6 7. Be3 Nd7 8. h3 Bxf3 9. Bxf3 e5 10. d5 Ne7 11. Qd2 f5 12. exf5 Nxf5 13. Bg5 Nf6 14. Ne4 0-0 15. Nxf6+ Bxf6 16. Bh6 Nxh6 17. 0-0 Nf5 18. Qd3 Nd4 19. Bg4 Bg5 20. Rab1 Qe8 21. b4 Qa4 22. Rb2 Qe8 23. Qa3 Rf4 24. Qa5 Qd8 25. Be6+ Nxe6 26. dxe6 Rf6 27. Qd5 c6 28. e7+ Kg7 29. exd8Q cxd5 30. Qxa8 1-0

[Event "BEL-ch U14"]
[Site "Belgium"]
[Date "1998.??.??"]
[Round "?"]
[White "Sparla, Sebastian"]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "36"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. Nf3 a6 4. d3 d6 5. h3 Nf6 6. Bg5 e6 7. 0-0 Be7 8. Nc3 b5 9. Bb3 Qc7 10. a3 0-0 11. Qd2 Bb7 12. Qf4 e5 13. Qg3 h6 14. Bxh6 Nh5 15. Qg4 g6 16. Bxf8 Rxf8 17. Qxg6+ Ng7 18. Ng5 Bd8 1-0

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "3"]
[White "Jarosova, Lucia"]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "65"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 d6 7. Bg5 Be7 8. Be2 0-0 9. 0-0 Be6 10. Rad1 h6 11. Bh4 c5 12. Qe3 Qc7 13. Bg3 Rfd8 14. Rd2 Rd7 15. Bb5 Rdd8 16. Rfd1 Bg4 17. Be2 Qb6 18. b3 Re8 19. Bxd6 Bxd6 20. Rxd6 Qa5 21. f3 Be6 22. e5 Bf5 23. Rc1 Re7 24. Na4 Rc8 25. Qf4 Bh7 26. Qg3 Ne8 27. Rxh6 Qc7 28. Bd3 g6 29. Re1 Kg7 30. Qh4 Kf8 31. Rxh7 Qa5 32. Qh6+ Kg8 33. Rh8# 1-0

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "1"]
[White "Kosteniuk, Alexandra"]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2295"]
[PlyCount "111"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bg5 h6 8. Bh4 Be7 9. Bc4 a6 10. Bb3 Qd7 11. h3 b5 12. a4 c6 13. axb5 cxb5 14. Nd5 Nxd5 15. Qxg7 Rf8 16. Bxd5 Bb7 17. Bxe7 Qxe7 18. Bxb7 Qxb7 19. Qxh6 Qxe4+ 20. Qe3 Qxe3+ 21. fxe3 Rc8 22. Kd2 Rc6 23. Rhf1 Ke7 24. Rf3 Rfc8 25. c3 Rg8 26. g4 f6 27. Raf1 d5 28. Rf5 Rd6 29. Kd3 Rh8 30. R1f3 Rhd8 31. Rh5 Rg8 32. Rff5 Ke6 33. Rh6 Rf8 34. Kd4 Rf7 35. h4 Rdd7 36. h5 Rd8 37. Rg6 Rd6 38. h6 Rdd7 39. Rh5 Rh7 40. g5 Kf5 41. Rxf6+ Kg4 42. g6 Kxh5 43. gxh7 Rxh7 44. Kxd5 Rd7+ 45. Rd6 Rxd6+ 46. Kxd6 Kxh6 47. e4 Kg5 48. e5 Kg6 49. e6 Kf5 50. e7 Ke4 51. e8Q+ Kd3 52. Qe5 Kc2 53. c4 bxc4 54. Qc3+ Kb1 55. Qxc4 Kxb2 56. Qxa6 1-0

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "2"]
[White "Mertes, Helena"]
[Black "Gutsko, Anastasiya"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "50"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 Nc6 5. Be3 0-0 6. Be2 d5 7. exd5 Nxd5 8. Qd2 Be6 9. a3 Be7 10. 0-0 f5 11. Bg5 Nxc3 12. bxc3 f4 13. Bxe7 Qxe7 14. Rfe1 Rad8 15. h3 e4 16. Nh2 f3 17. gxf3 Bxh3 18. Kh1 Qh4 19. Qe3 exd3 20. cxd3 Rde8 21. Qc5 Be6 22. Rab1 Rf5 23. Qe3 Bf7 24. Qd2 Rh5 25. Kg1 Qxh2+ 0-1

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "7"]
[White "Mertes, Helena"]
[Black "Karner, Sylvia"]
[Result "1/2-1/2"]
[ECO "C53"]
[PlyCount "28"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6 7. Bf4 Bg4 8. d5 Nd4 9. Nbd2 Ne7 10. h3 Bh5 11. 0-0 0-0 12. Be2 Bg6 13. Nc4 Nxe2+ 14. Qxe2 f6 1/2-1/2

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "9"]
[White "Mertes, Helena"]
[Black "Sirgado, Claudia"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "114"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. Qe2 d6 6. h3 0-0 7. d3 h6 8. Be3 Bb6 9. 0-0 Be6 10. Bb3 Qd7 11. d4 exd4 12. cxd4 Bxb3 13. axb3 Ne7 14. Nc3 Rfe8 15. Nh4 Kh8 16. Qc4 d5 17. exd5 Nexd5 18. Rad1 Nxe3 19. fxe3 Qe6 20. Rfe1 Rad8 21. Nf3 Re7 22. Re2 Rde8 23. Rde1 Ne4 24. Kh2 Qd6+ 25. Kg1 Ng3 26. Rd2 Qe6 27. Kh2 Ne4 28. Rde2 Qxc4 29. bxc4 Nxc3 30. bxc3 a5 31. c5 Ba7 32. e4 b6 33. Nd2 bxc5 34. dxc5 Bxc5 35. Nc4 Bb6 36. g3 f6 37. Kg2 Re6 38. Kf3 Rc6 39. Nxb6 Rxc3+ 40. Kg2 cxb6 41. Rb2 Rb8 42. Kf2 Rc7 43. Ra1 Rcb7 44. Kf3 Ra7 45. Rab1 Ra6 46. Kf4 a4 47. Ra2 b5 48. Rba1 Kh7 49. h4 Ra5 50. g4 Kg6 51. h5+ Kf7 52. Kf5 b4+ 53. Kf4 a3 54. Kf3 b3 55. Rxa3 Rxa3 56. Rxa3 b2 57. Ra7+ Kf8 0-1

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "5"]
[White "Mertes, Helena"]
[Black "Vaupotic, Maja"]
[Result "0-1"]
[ECO "B55"]
[PlyCount "90"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bc4 Nxe4 6. Be3 Qb6 7. Nb3 Qb4+ 8. N1d2 Nxd2 9. Nxd2 Qxb2 10. Rb1 Qf6 11. 0-0 e6 12. Nf3 a6 13. Bg5 Qg6 14. Bd3 Qh5 15. Qd2 f6 16. Be3 Be7 17. Rfc1 0-0 18. c4 f5 19. Be2 Qg6 20. c5 e5 21. cxd6 Qxd6 22. Qc2 f4 23. Bc5 Qf6 24. Bb6 Bf5 25. Bd3 Rc8 26. Qe2 Rxc1+ 27. Rxc1 Bxd3 28. Qxd3 Qxb6 29. Nxe5 Qe6 30. Qd4 Bf6 31. Re1 Nc6 32. Nd3 Qxe1+ 33. Nxe1 Nxd4 34. f3 g5 35. g3 Re8 36. Kf2 Re2+ 37. Kf1 Rxh2 38. gxf4 gxf4 39. a4 Ra2 40. Nd3 Rxa4 41. Nxf4 Nxf3 42. Nd5 Kf7 43. Kf2 Ng5 44. Nb6 Bd4+ 45. Kf1 Bxb6 0-1

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "8"]
[White "Tazhieva, U."]
[Black "Mertes, Helena"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "40"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. d3 d6 6. Bg5 0-0 7. Nd5 Bg4 8. Nxf6+ gxf6 9. Bxc6 bxc6 10. Bh6 Re8 11. h3 Bh5 12. Qd2 d5 13. exd5 cxd5 14. Nh4 Qd7 15. g4 Bg6 16. Nf5 Bxf5 17. gxf5 Qxf5 18. Rg1+ Kh8 19. Bg7+ Kg8 20. Bxf6+ Kf8 1-0

[Event "EU-ch U12 Girls"]
[Site "Rimavska Sobota"]
[Date "1996.??.??"]
[Round "6"]
[White "Van Leersum, N."]
[Black "Mertes, Helena"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "50"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. cxd5 exd5 7. Nf3 c6 8. Bd3 0-0 9. 0-0 h6 10. Bh4 Re8 11. Qc2 Qc7 12. e4 dxe4 13. Nxe4 b6 14. Bg3 Qb7 15. Nd6 Bxd6 16. Bxd6 Nf8 17. Rfe1 Bd7 18. Rac1 Rac8 19. Rxe8 Rxe8 20. Re1 Rxe1+ 21. Nxe1 Ne6 22. Nf3 Qc8 23. Qa4 a5 24. Qd1 c5 25. dxc5 Nxc5 1/2-1/2

