[Event "Dortmund FSV op"]
[Site "Dortmund"]
[Date "2006.04.20"]
[Round "9"]
[White "Tautz, Eugen"]
[Black "Potthast, Holger"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1545"]
[BlackElo "1424"]
[PlyCount "31"]
[EventDate "2006.01.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. e3 e6 6. Be2 Nf6 7. h3 Bh5 8. d3 c6 9. Bd2 Qc7 10. Rc1 Nbd7 11. a3 Bd6 12. Nb5 Qb8 13. Nxd6+ Qxd6 14. Bc3 0-0 15. e4 Rfd8 16. e5 1-0

[Event "Dortmund FSV op"]
[Site "Dortmund"]
[Date "2006.04.06"]
[Round "8"]
[White "Herrmann, Rudolf"]
[Black "Potthast, Holger"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "1331"]
[BlackElo "1424"]
[PlyCount "35"]
[EventDate "2006.01.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bg4 3. e3 Nf6 4. h3 Bh5 5. c4 e6 6. Nc3 c5 7. Qa4+ Qd7 8. Qxd7+ Nbxd7 9. Ne5 cxd4 10. exd4 dxc4 11. Bxc4 a6 12. 0-0 Be7 13. Re1 0-0 14. g4 Bg6 15. Nxg6 hxg6 16. Bf4 b5 17. Bb3 Rad8 18. Kg2 1/2-1/2

[Event "Dortmund FSV op"]
[Site "Dortmund"]
[Date "2006.03.02"]
[Round "6"]
[White "Dite, Alexander"]
[Black "Potthast, Holger"]
[Result "1-0"]
[ECO "D50"]
[WhiteElo "1300"]
[BlackElo "1424"]
[PlyCount "57"]
[EventDate "2006.01.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 dxc4 5. e4 Be7 6. Bxc4 b6 7. Nf3 0-0 8. 0-0 Bb7 9. Re1 Nbd7 10. Qd3 h6 11. Bh4 Nh7 12. Bxe7 Qxe7 13. Rac1 Rad8 14. Bb3 Ng5 15. Nxg5 Qxg5 16. Nb5 Nc5 17. Qe3 Nxe4 18. Qxg5 Nxg5 19. Rxc7 Ba6 20. Nc3 Rxd4 21. Rxa7 Bd3 22. Rb7 Rd6 23. Na4 Ba6 24. Rxb6 Rxb6 25. Nxb6 Rb8 26. Na4 Rd8 27. Rd1 Rxd1+ 28. Bxd1 Bd3 29. Nc5 1-0

[Event "Dortmund FSV op"]
[Site "Dortmund"]
[Date "2006.02.23"]
[Round "5"]
[White "Potthast, Holger"]
[Black "Howorka, Roland"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1424"]
[BlackElo "1300"]
[PlyCount "151"]
[EventDate "2006.01.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e5 4. Bc4 Qh4+ 5. g3 Qe7 6. d3 a6 7. a4 Na5 8. Ba2 Nf6 9. Nf3 d6 10. Ng5 Be6 11. Nxe6 fxe6 12. 0-0 Qd8 13. Bxe6 Be7 14. Nd5 Nxd5 15. Bxd5 Nc6 16. fxe5 Nxe5 17. Bf4 Bf6 18. Bxe5 dxe5 19. Qg4 Qd6 20. Bxb7 Rb8 21. Bd5 a5 22. b3 Qb6 23. Kh1 Rd8 24. Qh5+ g6 25. Qg4 Rd6 26. Rf2 Rf8 27. Raf1 Qd8 28. Qe2 Qe7 29. h4 h6 30. Qe3 g5 31. Qxc5 Qd7 32. Qb5 Qxb5 33. axb5 Ke7 34. h5 Rb6 35. Bc6 Rbb8 36. Ra1 Kd6 37. Rxa5 Kc5 38. c3 Be7 39. b4+ Kb6 40. Ra6+ Kc7 41. Rxf8 Rxf8 42. Ra7+ Kd6 43. Kg2 Bd8 44. Rd7+ Ke6 45. Rb7 g4 46. Bd7+ Kf6 47. Bxg4 Rg8 48. Bf5 Rg5 49. g4 Rg8 50. Rh7 Kg5 51. Kg3 Bb6 52. Rb7 Be3 53. b6 Bf4+ 54. Kh3 Rd8 55. Rd7 Ra8 56. Rd6 Be3 57. b7 Ra1 58. Bg6 Ba7 59. Re6 Rh1+ 60. Kg2 Rg1+ 61. Kh2 Rxg4 62. Rxe5+ Kh4 63. d4 Bb8 64. c4 Rg3 65. Re8 Rh3+ 66. Kg2 Bf4 67. b8Q Rg3+ 68. Kf2 Bxb8 69. Rxb8 Kh3 70. Rf8 Kh2 71. Ke2 Ra3 72. Rf2+ Kg1 73. Rf3 Ra2+ 74. Ke3 Kg2 75. Kf4 Ra3 76. Rxa3 1-0

[Event "Dortmund FSV op"]
[Site "Dortmund"]
[Date "2006.01.26"]
[Round "2"]
[White "Marienfeld, Udo"]
[Black "Potthast, Holger"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1220"]
[BlackElo "1424"]
[PlyCount "55"]
[EventDate "2006.01.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Nf6 6. Nf3 Bg4 7. h3 Qh5 8. Be2 e6 9. Ne5 Bxe2 10. Qxe2 Qxe2+ 11. Nxe2 Nbd7 12. Nxd7 Nxd7 13. Bf4 0-0-0 14. 0-0 Nf6 15. c3 h6 16. Rfe1 g5 17. Be5 Be7 18. Ng3 Rhg8 19. Ne4 Nxe4 20. Rxe4 h5 21. Bh2 g4 22. hxg4 hxg4 23. Rae1 Rg6 24. R1e3 Rh8 25. f4 Bh4 26. g3 Bd8 27. Re2 Kd7 28. Rf2 1/2-1/2

[Event "Dortmund FSV op"]
[Site "Dortmund"]
[Date "2006.01.19"]
[Round "1"]
[White "Potthast, Holger"]
[Black "Winkler, Otto"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1424"]
[BlackElo "1827"]
[PlyCount "36"]
[EventDate "2006.01.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. d3 Nf6 5. f4 d6 6. Nf3 Be7 7. 0-0 0-0 8. Qe1 a6 9. a4 Nb4 10. Bb3 b6 11. Ng5 d5 12. f5 c4 13. dxc4 dxc4 14. Bxc4 Qd4+ 15. Qf2 Qxc4 16. e5 Ng4 17. Qh4 Bc5+ 18. Be3 Bxe3+ 0-1

[Event "Ruhrgebiet VK2 9697"]
[Site "Ruhrgebiet"]
[Date "1997.??.??"]
[Round "?"]
[White "Potthast, Holger"]
[Black "Schnettler, Guenther"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "52"]
[EventDate "1996.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 e6 5. Nge2 d5 6. exd5 exd5 7. Bb5 d4 8. Bxc6+ bxc6 9. Ne4 Be7 10. N2g3 0-0 11. 0-0 Nxe4 12. Nxe4 Be6 13. b3 Bd5 14. Qg4 f5 15. Qg3 fxe4 16. Bh6 Bf6 17. dxe4 Bxe4 18. c4 Bg6 19. Bd2 Qd7 20. Rad1 Rae8 21. f4 Bc2 22. Rde1 Rxe1 23. Rxe1 Re8 24. Rf1 Re2 25. Ba5 Be4 26. Re1 Rxg2+ 0-1

