[Event "HUN-chT2 Erkel 0607"]
[Site "Hungary"]
[Date "2007.05.20"]
[Round "11"]
[White "Ago, Jakab"]
[Black "Der, Ervin"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "64"]
[EventDate "2006.11.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Heesi II"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 Nf6 5. Nc3 Nbd7 6. Nf3 Nb6 7. Bd3 Bg4 8. 0-0 e6 9. Be2 Bb4 10. Bg5 Be7 11. Ne5 Bxe2 12. Nxe2 0-0 13. Ng3 Nbd7 14. Bxf6 Nxf6 15. h4 Bd6 16. c3 Bxe5 17. dxe5 Nd7 18. Qd4 Qc7 19. Qd6 Qb6+ 20. Rf2 Rad8 21. b4 Nf6 22. Qc5 Qxc5 23. bxc5 Ng4 24. Rb2 Rd7 25. Ne2 Nxe5 26. Nd4 Nd3 27. Rd2 Nxc5 28. h5 Nxe4 29. Rd3 Nxc3 30. Rxc3 Rxd4 31. h6 g6 32. Rg3 Rfd8 0-1

[Event "HUN-chT2 Erkel 0607"]
[Site "Hungary"]
[Date "2007.05.06"]
[Round "10"]
[White "Der, Ervin"]
[Black "Horvath, Ilona Klara"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "109"]
[EventDate "2006.11.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "MAFC"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 c6 2. d4 d5 3. Bf4 Nd7 4. c3 Ngf6 5. e3 e6 6. Bd3 Be7 7. Nbd2 c5 8. h3 0-0 9. 0-0 h6 10. Re1 b6 11. Qc2 c4 12. Bf1 Re8 13. e4 Nf8 14. Ne5 Bb7 15. exd5 Qxd5 16. Ndxc4 Nh5 17. Bd2 f5 18. Nf3 Ng6 19. Nce5 Nxe5 20. Rxe5 Qc6 21. Bb5 Qc8 22. Bxe8 Be4 23. Qb3 Qxe8 24. Qxe6+ Kh8 25. Qxe7 Qg6 26. Nh4 Qc6 27. f3 Bd5 28. Rxf5 Nf6 29. Bxh6 Rg8 30. Bxg7+ Rxg7 31. Rxf6 Rxe7 32. Rxc6 Bxc6 33. Ng6+ Kg7 34. Nxe7 Bb7 35. d5 Kf7 36. Re1 Ke8 37. d6 Kd7 38. Nf5 Bd5 39. Re7+ Kd8 40. Ng7 Bc6 41. Nh5 Bd7 42. Nf6 Bc6 43. Rxa7 b5 44. b4 Kc8 45. Rc7+ Kd8 46. Re7 Kc8 47. d7+ Bxd7 48. Rxd7 Kb8 49. Kf2 Ka8 50. Ke3 Kb8 51. Kd4 Ka8 52. Kc5 Kb8 53. Kb6 Kc8 54. Rd6 Kb8 55. Rd8# 1-0

[Event "HUN-chT2 Erkel 0607"]
[Site "Hungary"]
[Date "2007.03.25"]
[Round "7"]
[White "Der, Ervin"]
[Black "Kiraly, Zoltan"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "82"]
[EventDate "2006.11.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Dunaharaszti II"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 Nf6 2. d4 d5 3. Bf4 c6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. c3 Nbd7 8. Nbd2 Be7 9. h3 0-0 10. 0-0 c5 11. Rfe1 Qb6 12. Qc2 cxd4 13. exd4 Rac8 14. Qb3 Qxb3 15. Nxb3 Ne4 16. Nfd2 Ndf6 17. Nxe4 Nxe4 18. f3 Nf6 19. Nc1 b5 20. Nd3 Nd7 21. a4 b4 22. cxb4 Rc4 23. Be3 Bxb4 24. Rec1 Ba5 25. b3 Rxc1+ 26. Rxc1 Rb8 27. Bf4 Re8 28. b4 Bb6 29. Nc5 e5 30. Bxe5 Nxe5 31. dxe5 Rxe5 32. Kf1 Re8 33. Rd1 Rd8 34. Rc1 Kf8 35. Ke2 Ke7 36. Kd3 Rc8 37. Re1+ Kd6 38. Nb7+ Kd7 39. a5 Bf2 40. Re2 Bh4 41. b5 Bf6 1/2-1/2

[Event "HUN-chT2 Erkel 0607"]
[Site "Hungary"]
[Date "2006.12.17"]
[Round "4"]
[White "Kardos, Samson"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "B18"]
[PlyCount "61"]
[EventDate "2006.11.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hobagoly"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 Ngf6 9. 0-0 e6 10. Bg5 Be7 11. Rad1 0-0 12. Ne5 Nxe5 13. dxe5 Nd5 14. Bxe7 Qxe7 15. Ne4 Rad8 16. Nd6 Rd7 17. c4 Nf4 18. Qd2 Ng6 19. f4 Rfd8 20. c5 f6 21. Qe3 Rf8 22. exf6 Rxf6 23. Rde1 b5 24. f5 exf5 25. Nxf5 Qd8 26. Nd6 Re7 27. Qb3+ Kf8 28. Rxf6+ gxf6 29. Re6 Kg7 30. Rxe7+ Qxe7 31. Nf5+ 1-0

[Event "HUN-chT2 Erkel 0607"]
[Site "Hungary"]
[Date "2006.12.03"]
[Round "3"]
[White "Der, Ervin"]
[Black "Fazekas, Peter"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "1884"]
[PlyCount "101"]
[EventDate "2006.11.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Vasarteri"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. c3 0-0 5. e3 d6 6. Bd3 Nbd7 7. h3 c5 8. Nbd2 b6 9. 0-0 Bb7 10. Rc1 e5 11. dxe5 dxe5 12. Bxe5 Nxe5 13. Nxe5 Qd6 14. Ndf3 Rfe8 15. Bb1 Qc7 16. Nc4 Rad8 17. Qe2 b5 18. Ncd2 Qc6 19. Rfd1 Nh5 20. Qf1 Nf6 21. Qe2 c4 22. Qf1 Nd7 23. Nd4 Qd5 24. N2f3 Ne5 25. e4 Nxf3+ 26. gxf3 Qh5 27. Qg2 Bc8 28. Nc6 Rxd1+ 29. Rxd1 Bxh3 30. Qg3 Be6 31. Rd2 Qc5 32. Nd4 Bc8 33. Kf1 Bb7 34. Ke2 Be5 35. Qg2 Bf4 36. Rd1 h5 37. Qh3 Bc8 38. Qh1 a6 39. b3 Rd8 40. b4 Qb6 41. Qh4 Qd6 42. Bc2 Re8 43. Nxb5 Qe5 44. Rd5 Qb8 45. Nd4 Bb7 46. Rd7 Bc8 47. Re7 Rxe7 48. Qxe7 Qc7 49. Qh4 Kg7 50. Qh1 Qe7 51. a3 1/2-1/2

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2006.04.09"]
[Round "10"]
[White "Der, Ervin"]
[Black "David, Mate"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "127"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Vasarteri"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d5 2. d4 Nc6 3. Bf4 Bf5 4. c3 Nf6 5. e3 e6 6. Bd3 Ne4 7. Qc2 Bd6 8. Bxd6 Nxd6 9. Nbd2 0-0 10. 0-0 Re8 11. Rfe1 Qd7 12. e4 dxe4 13. Nxe4 Bxe4 14. Bxe4 Nxe4 15. Rxe4 Rad8 16. Rae1 Qd5 17. b3 Qf5 18. R1e2 h6 19. h3 Rd6 20. Ne5 Red8 21. Nc4 Rd5 22. Ne3 Qf6 23. Nxd5 Rxd5 24. Rd2 h5 25. Qd1 Qg6 26. Rf4 Rg5 27. Qf1 Ne7 28. h4 Ra5 29. b4 Rd5 30. Qd3 Nf5 31. c4 Rd8 32. Qe4 Qh6 33. Rd3 Nd6 34. Qf3 f5 35. Rc3 Ne4 36. Rd3 g6 37. Kh2 e5 38. Rxe4 fxe4 39. Qxe4 Qf4+ 40. Qxf4 exf4 41. f3 Re8 42. a3 Kf7 43. g3 Re2+ 44. Kh3 fxg3 45. Kxg3 Kf6 46. f4 Kf5 47. d5 Re4 48. c5 Re8 49. a4 Ke4 50. Rd1 Rd8 51. d6 cxd6 52. Rxd6 Rg8 53. Rd7 Rb8 54. b5 a6 55. bxa6 bxa6 56. Rd6 Rb3+ 57. Kg2 Rc3 58. Rxg6 Kxf4 59. Rxa6 Rxc5 60. Rb6 Rc4 61. a5 Kg4 62. a6 Ra4 63. a7 Rxa7 64. Rb4+ 1/2-1/2

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2006.03.19"]
[Round "9"]
[White "Jonas, Daniel"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1964"]
[PlyCount "117"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Stat PSC II"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nf6 8. Bd3 Bxd3 9. Qxd3 e6 10. Ne4 Be7 11. Nxf6+ Bxf6 12. Bf4 Nd7 13. Bg3 0-0 14. 0-0 c5 15. Bd6 Be7 16. Bxe7 Qxe7 17. Rad1 cxd4 18. Qxd4 Rfd8 19. Qd6 Qxd6 20. Rxd6 Kf8 21. Rfd1 Ke7 22. Kf1 Nb6 23. Rxd8 Rxd8 24. Re1 Nc4 25. Ke2 Rd7 26. b3 Nd6 27. Ne5 Rc7 28. Kd3 Rc5 29. c4 b5 30. Kd4 Rc7 31. cxb5 Nxb5+ 32. Kd3 f6 33. Nc4 Nd6 34. Nxd6 Kxd6 35. Re4 g5 36. Rd4+ Ke5 37. Re4+ Kd5 38. g3 f5 39. Rd4+ Ke5 40. f4+ gxf4 41. gxf4+ Kf6 42. h5 Ke7 43. Ra4 Kd6 44. Kd4 Ke7 45. b4 Rd7+ 46. Kc5 Rd5+ 47. Kc6 Rd4 48. Rxa7+ Kf6 49. b5 Rxf4 50. b6 Rb4 51. b7 f4 52. Ra3 e5 53. Rb3 Rxb7 54. Rxb7 f3 55. Kd5 Kf5 56. Rf7+ Kg4 57. Kxe5 Kxh5 58. Rxf3 Kg4 59. Rb3 1-0

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2006.02.26"]
[Round "8"]
[White "Der, Ervin"]
[Black "Hera, Daniel"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "30"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Penzugyor II"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d5 2. d4 e6 3. Bf4 Nf6 4. c3 c5 5. e3 Be7 6. h3 a6 7. Bd3 0-0 8. Nbd2 Nc6 9. 0-0 Bd7 10. Re1 cxd4 11. exd4 Rc8 12. Rc1 Qb6 13. Qb3 Qa7 14. Ne5 b5 15. Ndf3 Nxe5 1/2-1/2

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2006.02.12"]
[Round "7"]
[White "Rung, Arpad"]
[Black "Der, Ervin"]
[Result "0-1"]
[ECO "A26"]
[PlyCount "108"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Dunaharaszti II"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 e5 7. d3 Nc6 8. Bg5 Be6 9. Nd5 Bxd5 10. cxd5 Ne7 11. Nd2 h6 12. Bxf6 Bxf6 13. Rc1 Bh8 14. Rc2 f5 15. e4 Kh7 16. Qc1 Rc8 17. Nf3 Ng8 18. Qd2 Nf6 19. Qb4 Rb8 20. Rfc1 Rf7 21. Nd2 Ne8 22. Qa5 a6 23. b4 Ra8 24. b5 Bf6 25. h4 Qd7 26. b6 cxb6 27. Qxb6 Bd8 28. Qb3 f4 29. Nf3 g5 30. d4 exd4 31. e5 Qb5 32. e6 Rc7 33. Rxc7+ Bxc7 34. Qxb5 axb5 35. Nxd4 Rxa2 36. Nxb5 Bb6 37. Be4+ Kg7 38. Rc2 Rxc2 39. Bxc2 fxg3 40. hxg5 hxg5 41. Kg2 gxf2 42. Ba4 Kf8 43. Nc3 Nf6 44. Bb3 Bd4 45. Nb5 Bc5 46. Bc4 Ng4 47. Nc3 Ne3+ 48. Kxf2 Nxc4+ 49. Kf3 Ne5+ 50. Kg3 Be3 51. Ne4 Ke7 52. Kg2 b5 53. Kf1 b4 54. Ke2 Bf4 0-1

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2006.01.22"]
[Round "6"]
[White "Der, Ervin"]
[Black "Kozma, Gabor"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "100"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Godollo"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. c3 Qb6 5. Qc2 Nc6 6. e3 Bg4 7. Nbd2 e6 8. b3 Be7 9. Bd3 0-0 10. h3 Bh5 11. 0-0 Rac8 12. a3 cxd4 13. exd4 a6 14. Qb2 Na5 15. Rfb1 Rc6 16. Ne5 Rcc8 17. c4 dxc4 18. bxc4 Qxb2 19. Rxb2 Rfd8 20. Be3 Nd7 21. f4 Nxe5 22. fxe5 f6 23. Bf1 Bg6 24. Rb6 Rc6 25. Rxc6 Nxc6 26. Nf3 Be4 27. Nd2 Bg6 28. Nf3 fxe5 29. dxe5 Bd3 30. Bg5 Bxg5 31. Nxg5 Nxe5 32. Rd1 Rd7 33. Nxe6 Bxf1 34. Rxf1 Rf7 35. Rd1 Rd7 36. Rd5 Rxd5 37. cxd5 Nc4 38. a4 Nd6 39. Kf2 Kf7 40. Ke3 Kf6 41. Kf4 b6 42. Nc7 a5 43. h4 h5 44. g4 hxg4 45. Kxg4 g6 46. Kf4 Nf5 47. d6 Nxd6 48. Nd5+ Ke6 49. Nxb6 Kf6 50. Kg4 Nb7 1/2-1/2

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2005.12.04"]
[Round "5"]
[White "Der, Ervin"]
[Black "Borsik, Adam"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "135"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Paszto"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 e6 2. d4 d5 3. Bf4 Bd6 4. Bxd6 Qxd6 5. e3 Qb4+ 6. Qd2 Qxb2 7. Qc3 Qc1+ 8. Ke2 b6 9. Ne5 Ba6+ 10. Nd3 Bxd3+ 11. Kxd3 Qd1+ 12. Nd2 Qg4 13. Qxc7 Nd7 14. Nf3 Ngf6 15. h3 Qf5+ 16. Kd2 Qg6 17. Bb5 Qxg2 18. Ke2 Qg6 19. Ne5 Qh5+ 20. f3 Rd8 21. Nc6 Ra8 22. Nb8 Ke7 23. Nxd7 Rhc8 24. Nxf6+ Kxf6 25. Qf4+ Ke7 26. Bd3 f5 27. h4 h6 28. Rag1 Qf7 29. h5 Kf8 30. Rg6 Rc6 31. Rhg1 Rac8 32. Kd2 Qc7 33. Qxc7 R8xc7 34. Re1 Kf7 35. Reg1 Kf8 36. Re1 Kf7 37. e4 dxe4 38. fxe4 fxe4 39. Rxe4 Rd6 40. c4 Rcd7 41. Kc3 e5 42. Rxd6 Rxd6 43. Rxe5 Kf6 44. Rd5 Rc6 45. Kb4 a6 46. a4 Ke6 47. Be4 Rc7 48. c5 bxc5+ 49. dxc5 Rb7+ 50. Ka5 Rb2 51. Kxa6 Rb4 52. Rd6+ Ke7 53. Bc6 Rh4 54. Rd5 Rb4 55. Bb5 Ke6 56. Rd6+ Ke7 57. a5 Rh4 58. Be2 Rh2 59. Bd1 Rb2 60. Bf3 Rf2 61. Be4 Rh2 62. Bg6 Rb2 63. Rb6 Rd2 64. c6 Kd8 65. Kb7 Ke7 66. c7 Rd7 67. Kb8 Rd5 68. c8Q 1-0

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2005.11.27"]
[Round "4"]
[White "Kollar, Zseraldina"]
[Black "Der, Ervin"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "64"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Szekuritas"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc5 Qc7 6. Nf3 e6 7. Bc4 Bxc5 8. dxc5 Nd7 9. Be3 Ngf6 10. 0-0 0-0 11. Re1 Rad8 12. Qe2 Ng4 13. Rad1 h6 14. h3 Nxe3 15. Qxe3 Bxc2 16. Rd2 Bg6 17. Ne5 Qxe5 18. Qxe5 Nxe5 19. Rxd8 Nxc4 20. Rxf8+ Kxf8 21. b4 Nb2 22. Re3 Ke7 23. Kf1 Kd7 24. Ke2 Kc7 25. Ra3 a6 26. Kd2 Nc4+ 27. Kc3 Nxa3 28. Kb3 Nc2 29. a4 b5 30. cxb6+ Kxb6 31. Kc4 a5 32. bxa5+ Kxa5 0-1

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2005.10.30"]
[Round "2"]
[White "Palotas, Peter1"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "111"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "BEAC Rufusz II"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 0-0 6. Nf3 c5 7. 0-0 a6 8. d5 Nbd7 9. Rb1 Nb6 10. Nd2 Ne8 11. Qc2 f5 12. f4 Rb8 13. b3 e5 14. fxe5 Bxe5 15. Nf3 Bg7 16. Bb2 Nd7 17. Nd1 b5 18. Bxg7 Kxg7 19. Nd2 Ne5 20. e4 Nf6 21. Ne3 fxe4 22. Nxe4 bxc4 23. bxc4 Rxb1 24. Qxb1 Nfg4 25. Nxg4 Rxf1+ 26. Qxf1 Bxg4 27. h3 Bf5 28. g4 Bxe4 29. Bxe4 Qf6 30. Bg2 Qxf1+ 31. Bxf1 Kf6 32. Kf2 a5 33. Kg3 Nd7 34. Bd3 Nb6 35. Kf3 a4 36. a3 Nd7 37. Be2 g5 38. Ke4 Nf8 39. Bd1 Nd7 40. Bxa4 Nb6 41. Bb5 Nc8 42. a4 Na7 43. a5 Kg6 44. a6 Kf6 45. Bd7 Kg6 46. Bf5+ Kg7 47. Bxh7 Kf6 48. Bf5 Kf7 49. h4 gxh4 50. Kf4 h3 51. Kg3 Kf6 52. Kxh3 Ke5 53. Kh4 Kd4 54. g5 Kxc4 55. g6 Kb5 56. g7 1-0

[Event "HUN-chT2 Erkel 0506"]
[Site "Hungary"]
[Date "2005.10.16"]
[Round "1"]
[White "Der, Ervin"]
[Black "Kuti, Zoltan"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "83"]
[EventDate "2005.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Ujszasz"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d5 2. d4 Bf5 3. Bf4 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. Bd3 Bxd3 7. Qxd3 Nf6 8. Nbd2 Nbd7 9. 0-0 0-0 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 c6 13. Ng5 Nf6 14. Qe5 Qe7 15. c4 Rfd8 16. Rad1 Rd7 17. Rd3 h6 18. Ne4 Nxe4 19. Qxe4 Rad8 20. Rfd1 Qf6 21. h3 Qg5 22. f4 Qf6 23. Qe5 Qxe5 24. fxe5 f6 25. exf6 gxf6 26. Kf2 Kf7 27. g4 e5 28. Ke3 Rxd4 29. Rxd4 exd4+ 30. Rxd4 Rxd4 31. Kxd4 Kg6 32. Ke4 Kg5 33. Kf3 Kh4 34. Kg2 h5 35. gxh5 Kxh5 36. Kg3 Kg5 37. b4 Kh5 38. a4 Kg5 39. c5 a6 40. a5 Kh5 41. h4 f5 42. Kf4 1-0

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2005.04.10"]
[Round "10"]
[White "Der, Ervin"]
[Black "Szorad, Gabor"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1654"]
[BlackElo "1623"]
[PlyCount "56"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Mezokovesd"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 Nc6 2. d4 d5 3. Bf4 Bf5 4. c3 e6 5. e3 Bd6 6. Bxd6 Qxd6 7. Bd3 Bg4 8. Nbd2 Nf6 9. Qc2 e5 10. Nxe5 Nxe5 11. dxe5 Qxe5 12. Nf3 Qh5 13. Nd4 c5 14. Nf5 Bxf5 15. Bxf5 g6 16. Bd3 c4 17. Be2 Qg5 18. 0-0 Qe5 19. Rad1 Rd8 20. Rfe1 0-0 21. h3 b5 22. Bf3 Ne4 23. Bxe4 Qxe4 24. Qxe4 dxe4 25. Kf1 Rd3 26. Ke2 Rfd8 27. f3 f5 28. g4 exf3+ 1/2-1/2

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2005.03.06"]
[Round "9"]
[White "Berki, Ferenc"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1599"]
[BlackElo "1654"]
[PlyCount "51"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Foti"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 Nc6 7. e3 e5 8. d4 Re8 9. d5 Ne7 10. Qc2 Nh5 11. e4 Rf8 12. Nh4 f5 13. f4 exf4 14. Bxf4 Nxf4 15. gxf4 Bxc3 16. bxc3 Nxd5 17. Nxg6 Ne3 18. Qd3 hxg6 19. Qxe3 Re8 20. Qg3 Kf7 21. exf5 gxf5 22. Bd5+ Be6 23. Qh3 Rg8+ 24. Kf2 c6 25. Qh5+ Kg7 26. Rg1+ 1-0

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2005.02.20"]
[Round "8"]
[White "Der, Ervin"]
[Black "Merk, Attila Csaba"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1654"]
[BlackElo "1633"]
[PlyCount "40"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Szekuritas"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d5 2. d4 Bg4 3. Bf4 e6 4. e3 Nf6 5. h3 Bh5 6. c3 c5 7. Bd3 Bd6 8. Bxd6 Qxd6 9. Nbd2 0-0 10. e4 dxe4 11. Bxe4 Nc6 12. dxc5 Qxc5 13. Bxc6 Qxc6 14. Qc2 Bg6 15. Qb3 Ne4 16. Nc4 Nc5 17. Qd1 Nd3+ 18. Kf1 Qxc4 19. Qe2 Nxb2 20. Qxc4 Nxc4 0-1

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2005.02.06"]
[Round "7"]
[White "Der, Ervin"]
[Black "Hajnal, Gyula"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1654"]
[BlackElo "2046"]
[PlyCount "88"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Fuzesabony"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 Nf6 2. d4 d5 3. Bf4 e6 4. h3 Nbd7 5. e3 c5 6. c3 Be7 7. Bd3 h6 8. Nbd2 Qb6 9. Rb1 0-0 10. 0-0 Re8 11. e4 dxe4 12. Nxe4 cxd4 13. Nxd4 e5 14. Bxe5 Nxe5 15. Bc2 Ng6 16. Ng3 Nf8 17. Re1 Bd7 18. Qd2 Rad8 19. Rbd1 Bc5 20. Rxe8 Bxe8 21. Nge2 Ne6 22. b4 Be7 23. Qe3 Nd5 24. Qd3 Nf8 25. a3 Nf6 26. Qe3 Bd6 27. Nf5 Qxe3 28. Nxe3 Ne6 29. c4 b6 30. Nc3 Be5 31. Rxd8 Nxd8 32. Ne4 Nxe4 33. Bxe4 Bb2 34. Nc2 Ba4 35. Ne3 Bxa3 36. b5 Ne6 37. Kf1 Bc5 38. Ng4 Bb3 39. Bd5 Nf4 40. Bc6 Bxc4+ 41. Ke1 Bb4+ 42. Kd1 Bb3+ 43. Kc1 Bc3 44. Be4 Ba4 0-1

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2004.12.12"]
[Round "5"]
[White "Der, Ervin"]
[Black "Kiraly, Dorottya"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1654"]
[PlyCount "87"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Karpati"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 Nc6 4. c3 e6 5. h3 Bd6 6. Bxd6 cxd6 7. e3 e5 8. dxe5 dxe5 9. Bb5 Bd7 10. Bxc6 Bxc6 11. Nxe5 Bb5 12. Na3 Bd7 13. Nc2 0-0 14. Nd4 Re8 15. Nef3 Rc8 16. 0-0 a6 17. Re1 Ne4 18. Rc1 b5 19. Nd2 Nd6 20. Qb3 Re5 21. N2f3 Rh5 22. Ne2 a5 23. Ng3 a4 24. Qb4 Rh6 25. Rcd1 Rc4 26. Qa3 Be6 27. Ne2 Re4 28. b3 axb3 29. axb3 Qb8 30. Rd4 Ne8 31. Ng5 Reh4 32. Red1 Bxh3 33. Rxh4 Rxh4 34. Nxh3 Nf6 35. Rd4 Rxd4 36. Nxd4 h6 37. Qc5 Ng4 38. Nf3 Qa8 39. g3 Qa1+ 40. Kg2 Qb2 41. Qc8+ Kh7 42. Qxg4 Qxb3 43. Nhg5+ Kg8 44. Qc8# 1-0

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2004.12.05"]
[Round "4"]
[White "Somogyi, Andras"]
[Black "Der, Ervin"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1535"]
[BlackElo "1654"]
[PlyCount "100"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Godollo"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Nc6 6. Bf4 e6 7. Nf3 Bd6 8. Be3 Bd7 9. Nbd2 Qc7 10. h3 0-0 11. c4 dxc4 12. Nxc4 Be7 13. 0-0 Nd5 14. a3 Rac8 15. Qc2 Nf6 16. Rfc1 Bd6 17. Nxd6 Qxd6 18. Qc3 Nd5 19. Qd2 e5 20. dxe5 Nxe5 21. Nxe5 Qxe5 22. Bxa7 Bc6 23. Re1 Qf4 24. Qxf4 Nxf4 25. Be4 Bxe4 26. Rxe4 Nd3 27. b4 Rce8 28. Rxe8 Rxe8 29. Rd1 Re1+ 30. Rxe1 Nxe1 31. Bd4 Nd3 32. Kf1 f6 33. Ke2 Nf4+ 34. Kf3 Ne6 35. Ke4 Kf7 36. f4 Ke7 37. g3 Kd6 38. a4 f5+ 39. Kd3 Kd5 40. Bc3 g5 41. Be5 h5 42. h4 gxh4 43. gxh4 Nf8 44. Bf6 Nd7 45. Be7 Nb6 46. a5 Nd7 47. b5 Ke6 48. Bd8 Kd5 49. a6 bxa6 50. bxa6 Nc5+ 1/2-1/2

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2004.11.21"]
[Round "3"]
[White "Der, Ervin"]
[Black "Karsai, Imre"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1654"]
[BlackElo "1953"]
[PlyCount "98"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Vaci"]
[BlackTeam "Penzugyor II"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. Nf3 d6 2. d4 Nf6 3. c4 Bf5 4. Nc3 h6 5. Bf4 Nbd7 6. h3 g5 7. Bh2 Bg7 8. e3 0-0 9. Bd3 Bxd3 10. Qxd3 Re8 11. Qc2 c6 12. 0-0 e5 13. Rfe1 Nh7 14. Rad1 Qe7 15. dxe5 Nxe5 16. Bxe5 Bxe5 17. Ne4 f5 18. Nxe5 fxe4 19. Ng4 Qe6 20. f4 gxf4 21. exf4 h5 22. f5 Qe7 23. Ne3 Qe5 24. g4 Ng5 25. Kg2 Nf3 26. Rh1 h4 27. Qf2 Qf4 28. Kf1 Rad8 29. Ng2 Qg5 30. Qe3 Qf6 31. b3 d5 32. Kf2 d4 33. Qf4 d3 34. Rb1 d2 35. Rhd1 Rd3 36. Ne3 Ng5 37. Kg2 Red8 38. Kh2 Nf3+ 39. Kg2 Ng5 40. Kh2 Rxe3 41. Qxe3 Rd3 42. Qf4 Rxh3+ 43. Kg2 Rg3+ 44. Kh1 e3 45. Qb8+ Kg7 46. Qc7+ Kh6 47. Qf4 Rf3 48. Qc7 Rf2 49. Qd7 Nf3 0-1

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2004.10.10"]
[Round "2"]
[White "Simon, Tibor"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1968"]
[BlackElo "1654"]
[PlyCount "115"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Garancia"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. Bd3 e5 7. d5 Ne8 8. Qd2 f5 9. Bh6 f4 10. Bxg7 Kxg7 11. 0-0-0 Nd7 12. f3 a5 13. Qf2 Nc5 14. Bc2 Bd7 15. Nge2 a4 16. g3 a3 17. b3 Na6 18. gxf4 exf4 19. h4 h6 20. Rdg1 Qf6 21. Qg2 Nb4 22. Kb1 b5 23. e5 dxe5 24. Qxg6+ Qxg6 25. Rxg6+ Kf7 26. Rxh6 Rg8 27. Rh7+ Rg7 28. Rxg7+ Kxg7 29. cxb5 Nf6 30. Rg1+ Kf7 31. Rg5 Nfxd5 32. Nxd5 Nxd5 33. Rxe5 Nb4 34. Nxf4 Rg8 35. Rg5 Rh8 36. h5 Kf6 37. Rc5 c6 38. bxc6 Bxc6 39. Be4 Re8 40. Bxc6 Re1+ 41. Rc1 Rxc1+ 42. Kxc1 Nxc6 43. h6 Ne5 44. Kc2 Nxf3 45. b4 Nd4+ 46. Kc3 Nf5 47. h7 Kg7 48. h8Q+ Kxh8 49. Kb3 Kg7 50. Kxa3 Kf7 51. Ka4 Ke7 52. Kb5 Kd7 53. Kb6 Kc8 54. a4 Kb8 55. a5 Ne7 56. b5 Ka8 57. Nd3 Nc8+ 58. Kc7 1-0

[Event "HUN-chT2 Erkel 0405"]
[Site "Hungary"]
[Date "2004.09.26"]
[Round "1"]
[White "Horvath, Attila Bela"]
[Black "Der, Ervin"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1557"]
[BlackElo "1654"]
[PlyCount "52"]
[EventDate "2004.09.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Metroepszolg"]
[BlackTeam "Vaci"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "HUN"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. c4 Nf6 8. Bg5 Nbd7 9. Bd3 Bb4+ 10. Bd2 Bxd3 11. Bxb4 Bxc4 12. b3 Bb5 13. a4 Ba6 14. Ne2 Nd5 15. Ba3 Qa5+ 16. Qd2 Qxd2+ 17. Nxd2 e5 18. Nc4 Bxc4 19. bxc4 N5b6 20. dxe5 Nxc4 21. 0-0 Ndxe5 22. Nc3 0-0-0 23. a5 Rd3 24. Bb4 Nd2 25. Rfd1 Rhd8 26. Na4 Ndf3+ 0-1

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.08.04"]
[Round "9"]
[White "Konya, Karoly"]
[Black "Der, Ervin"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2054"]
[PlyCount "81"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Nd2 Bg7 4. e4 d6 5. c4 0-0 6. f4 c5 7. d5 Bg4 8. Ngf3 Nbd7 9. Bd3 h6 10. Bh4 Nh7 11. Qc2 f5 12. Bg3 Qb6 13. Rb1 Qa5 14. b3 Bxf3 15. gxf3 Bc3 16. Ke2 Bxd2 17. Qxd2 Qxd2+ 18. Kxd2 fxe4 19. fxe4 Nhf6 20. Rhf1 Nh5 21. Rbe1 Nxg3 22. hxg3 Kg7 23. Rf3 Ne5 24. Rf2 Ng4 25. Rg2 g5 26. Be2 Nf6 27. Kd3 a6 28. e5 Ne8 29. Ke4 Nc7 30. a4 a5 31. Rh1 Rh8 32. Rgh2 Raf8 33. fxg5 hxg5 34. Rxh8 Rxh8 35. Rxh8 Kxh8 36. Kf5 dxe5 37. Kxe5 Kg7 38. Bg4 Kg6 39. d6 exd6+ 40. Kxd6 Na6 41. Bc8 1/2-1/2

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.08.03"]
[Round "8"]
[White "Der, Ervin"]
[Black "Karolyfalvi, Zoltan"]
[Result "0-1"]
[ECO "A46"]
[BlackElo "2206"]
[PlyCount "60"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. Bf4 cxd4 4. Nxd4 e5 5. Bxe5 Qa5+ 6. Nc3 Qxe5 7. e3 Bb4 8. Bc4 d5 9. Bb3 0-0 10. Qd3 Nc6 11. h3 Nxd4 12. Qxd4 Qxd4 13. exd4 Re8+ 14. Kf1 Bxc3 15. bxc3 b5 16. a4 Ba6 17. Kg1 Re2 18. f3 Re3 19. Kh2 Rxc3 20. Rhe1 b4 21. Re5 Bc4 22. Rb1 a5 23. Kg1 Bxb3 24. cxb3 Rac8 25. Rb2 Kf8 26. Kf2 Rd3 27. Ree2 Rcc3 28. Re1 Rxb3 29. Rc2 Rbc3 30. Rb2 Rxd4 0-1

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.08.02"]
[Round "7"]
[White "Honsch, Pal"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2082"]
[PlyCount "67"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 0-0 6. Nc3 c5 7. 0-0 Bf5 8. Nh4 Bc8 9. Nf3 Bf5 10. Re1 Na6 11. Nh4 Bc8 12. d5 Nc7 13. h3 Nd7 14. e4 Nf6 15. Be3 e6 16. dxe6 Bxe6 17. Qe2 Nd7 18. Rac1 Nb6 19. b3 Qd7 20. Red1 Qe7 21. Qd2 Rfd8 22. f4 Rab8 23. Kh2 Bf6 24. Nf3 Bg7 25. Qf2 f5 26. Ng5 h6 27. Nxe6 Qxe6 28. exf5 Qxf5 29. Be4 Qe6 30. Bf3 Kh7 31. Rd3 Nd7 32. Bg4 Qf7 33. Rxd6 b6 34. Rcd1 1-0

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.08.01"]
[Round "6"]
[White "Der, Ervin"]
[Black "Bogad, Peter"]
[Result "1/2-1/2"]
[ECO "A40"]
[BlackElo "1974"]
[PlyCount "111"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 b6 2. d4 Bb7 3. Bf4 f5 4. c4 Nf6 5. e3 g6 6. Bd3 Bg7 7. Nc3 0-0 8. Qc2 Nc6 9. a3 Kh8 10. h3 Nh5 11. Bh2 e5 12. dxe5 Qe7 13. Nd5 Qd8 14. 0-0 Rc8 15. Rad1 Qe8 16. e6 d6 17. e4 f4 18. g4 fxg3 19. fxg3 Rxf3 20. Rxf3 Nd4 21. Qf2 Nxf3+ 22. Qxf3 Bd4+ 23. Kg2 Qxe6 24. b4 Bg7 25. Rf1 Rf8 26. Qe2 Bc8 27. g4 c6 28. Rxf8+ Bxf8 29. Nf4 Nxf4+ 30. Bxf4 Bb7 31. Kg3 Bg7 32. Bc1 Qe5+ 33. Kg2 d5 34. exd5 cxd5 35. Qxe5 Bxe5 36. cxd5 Bxd5+ 37. Kf2 Kg7 38. h4 Kf6 39. h5 Bd4+ 40. Kg3 Be5+ 41. Kf2 Bf7 42. hxg6 Bxg6 43. Bxg6 hxg6 44. Ke3 b5 45. Ke4 Ke6 46. Be3 a6 47. Bd4 Bd6 48. Bc5 Bxc5 49. bxc5 a5 50. Kd4 g5 51. Ke4 b4 52. axb4 axb4 53. Kd4 b3 54. Kc3 Kd5 55. Kxb3 Kxc5 56. Kc3 1/2-1/2

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.07.31"]
[Round "5"]
[White "Nagy, Ilona"]
[Black "Der, Ervin"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "40"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nc3 Nf6 2. Rb1 d5 3. Nf3 Bf5 4. d4 e6 5. Bf4 Nbd7 6. a3 a6 7. Qd2 c5 8. e4 Nxe4 9. Nxe4 dxe4 10. Bg5 f6 11. Bf4 exf3 12. g3 cxd4 13. Bc4 b5 14. Qxd4 bxc4 15. Qxc4 Rc8 16. Qxa6 Rxc2 17. Qb7 Re2+ 18. Kd1 Nc5+ 19. Bd6 Qxd6+ 20. Kc1 Rc2# 0-1

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.07.30"]
[Round "4"]
[White "Der, Ervin"]
[Black "Maraczi, Erno"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "2105"]
[PlyCount "32"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. Bf4 Nd7 4. e3 Ne7 5. Bd3 c5 6. c3 Nc6 7. Nbd2 Be7 8. 0-0 g5 9. Bg3 h5 10. h3 g4 11. Ne1 h4 12. Bf4 gxh3 13. gxh3 e5 14. dxe5 Ndxe5 15. Kh2 Qd7 16. Kg1 Rg8+ 0-1

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.07.29"]
[Round "3"]
[White "Baranyi, Gyorgy"]
[Black "Der, Ervin"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "42"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bf5 6. Bxc6+ bxc6 7. Bf4 e6 8. Nbd2 Bd6 9. Bxd6 Qxd6 10. 0-0 Nf6 11. Ne5 0-0 12. c3 c5 13. Ndf3 c4 14. b3 Rfc8 15. b4 Ne4 16. Nh4 Nxc3 17. Nxf5 exf5 18. Qe1 Nb5 19. a4 Nxd4 20. Rc1 Re8 21. Qe3 Qxe5 0-1

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.07.28"]
[Round "2"]
[White "Der, Ervin"]
[Black "Malinik, Attila"]
[Result "0-1"]
[ECO "B52"]
[BlackElo "2091"]
[PlyCount "122"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 g6 6. Bf4 Bg7 7. c3 Qb6 8. Qd2 Ndf6 9. e5 Nd5 10. Bg3 cxd4 11. cxd4 Bh6 12. Qc2 Qa5+ 13. Nbd2 Nb6 14. 0-0 Rc8 15. Qd3 Na4 16. Nb3 Qc7 17. Qe2 d5 18. Rfe1 e6 19. Bh4 Qc4 20. Bg5 Qxe2 21. Rxe2 Bxg5 22. Nxg5 Ne7 23. Rc1 Rc4 24. Rxc4 dxc4 25. Na5 b5 26. Nb7 0-0 27. Nd6 a6 28. Rc2 Nc6 29. Rd2 Nb4 30. a3 Nd3 31. Nge4 Naxb2 32. Nb7 Na4 33. Kf1 Rc8 34. Na5 Nc1 35. Rc2 Nd3 36. Ke2 Nf4+ 37. Kf3 Nd5 38. Nb7 c3 39. Nec5 Nxc5 40. Nxc5 a5 41. Ke4 b4 42. a4 Nb6 43. Kd3 Rc7 44. f4 Nd7 45. Nb3 f5 46. h3 Nb6 47. Nc5 Kf7 48. Rc1 Nd5 49. g3 Rc6 50. Rc2 Ke7 51. Rc1 Rb6 52. Nb3 h6 53. Rc2 g5 54. Rf2 Rc6 55. Nc5 Rc8 56. Rf1 gxf4 57. gxf4 Rg8 58. Rf3 Rg2 59. Nb3 Nb6 60. Nxa5 Rd2+ 61. Ke3 Nd5# 0-1

[Event "Goed op 1st"]
[Site "Goed"]
[Date "2004.07.27"]
[Round "1"]
[White "Kosztolanczi, Gyula"]
[Black "Der, Ervin"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2195"]
[PlyCount "77"]
[EventDate "2004.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Ne5 Bd6 8. Nxg6 hxg6 9. Ne4 Bc7 10. Bc4 Nf6 11. Bg5 Nbd7 12. Qf3 Qe7 13. 0-0-0 0-0-0 14. Bb3 e5 15. d5 cxd5 16. Rxd5 Kb8 17. Rhd1 Nb6 18. Rxd8+ Rxd8 19. Nxf6 gxf6 20. Qxf6 Rxd1+ 21. Kxd1 Qxf6 22. Bxf6 Nd7 23. Be7 f5 24. Bf7 Kc8 25. Bxg6 f4 26. h4 Bd8 27. Bxd8 Kxd8 28. Ke2 Ke7 29. Kf3 Kf6 30. Be4 b6 31. b4 Nf8 32. g4 Ne6 33. g5+ Kg7 34. c3 Kf8 35. Bd5 Ng7 36. Ke4 Ke7 37. Kxe5 Nh5 38. c4 Kd7 39. Bf7 1-0

