[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "9"]
[White "Hahn, Christian"]
[Black "Krizek, Alex"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "47"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Bc4 e6 5. Nf3 g6 6. d3 Bg7 7. a3 a6 8. Ne2 Na5 9. Ba2 Ne7 10. Ng3 Nac6 11. c3 d5 12. 0-0 0-0 13. Qe2 Re8 14. Be3 b6 15. h4 h5 16. Rf2 d4 17. Bd2 Kf8 18. Ng5 Ng8 19. f5 Bf6 20. fxg6 Ne5 21. gxf7 Nxf7 22. Nxf7 Kxf7 23. e5 Kg7 24. Nxh5+ 1-0

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "7"]
[White "Hahn, Christian"]
[Black "Malek, Martin"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1640"]
[PlyCount "74"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. f4 b5 4. Nf3 Bb7 5. d3 e6 6. Be3 d6 7. Ne2 Nc6 8. Ng3 Be7 9. Be2 Nf6 10. h3 0-0 11. 0-0 Rc8 12. Qd2 d5 13. e5 Nd7 14. c3 Nb6 15. d4 cxd4 16. Nxd4 Nc4 17. Bxc4 dxc4 18. Rad1 Qc7 19. Nxc6 Qxc6 20. Qe2 Rfd8 21. Kh2 Rxd1 22. Rxd1 Rd8 23. Bd4 Bc5 24. Nf1 Bxd4 25. Rxd4 Rxd4 26. cxd4 Qd5 27. Qf2 h6 28. Nd2 a5 29. Kg3 b4 30. Nf3 Qe4 31. Qd2 Qg6+ 32. Kf2 Qh5 33. Ne1 Qh4+ 34. Kg1 Qg3 35. Qf2 Qg6 36. Nc2 Qd3 37. Ne3 Qxd4 0-1

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "5"]
[White "Hahn, Christian"]
[Black "Polak, M."]
[Result "1-0"]
[ECO "C54"]
[PlyCount "63"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 0-0 6. b4 Bb6 7. a4 a6 8. 0-0 d6 9. Be3 Bxe3 10. fxe3 Bg4 11. Nbd2 Ne7 12. Qb3 h6 13. d4 Ng6 14. b5 a5 15. Bd3 b6 16. h3 Bxf3 17. Rxf3 Nh4 18. Rf2 Qe7 19. Nf1 Nh5 20. Be2 Nf6 21. Ng3 Kh8 22. Bc4 Kg8 23. Raf1 Rad8 24. Nh5 d5 25. Nxf6+ gxf6 26. Bxd5 Rd6 27. c4 f5 28. exf5 exd4 29. exd4 Qg5 30. c5 Rf6 31. Rf4 Rxf5 32. Rg4 1-0

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "1"]
[White "Hahn, Christian"]
[Black "Rouc, Michal"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1775"]
[PlyCount "96"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 Bb6 6. b4 d6 7. a4 a6 8. Be3 Be6 9. Nbd2 Bxe3 10. fxe3 d5 11. exd5 Bxd5 12. e4 Bxc4 13. Nxc4 Ng4 14. Qd2 b5 15. Ne3 Nxe3 16. Qxe3 0-0 17. 0-0 Qd6 18. axb5 axb5 19. Rad1 Ra3 20. d4 Qxb4 21. Rd3 Qe7 22. d5 Na5 23. Rb1 Nc4 24. Qe2 Qc5+ 25. Kh1 Rfa8 26. Rdd1 Rxc3 27. Rdc1 Rxc1+ 28. Rxc1 Qa3 29. Qf1 h6 30. h3 Ra7 31. Rb1 Rb7 32. Ra1 Qe7 33. Ne1 Nd6 34. Nd3 b4 35. Qe1 g6 36. Rb1 b3 37. Nc5 Rb5 38. Nxb3 Qg5 39. Nd2 Rxb1 40. Nxb1 Qf4 41. Nc3 Kg7 42. Qe2 Qc1+ 43. Nd1 Nxe4 44. Kh2 Qf4+ 45. Kg1 Ng3 46. Qd3 Qd4+ 47. Nf2 Nf5 48. Qb3 Ne7 0-1

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "3"]
[White "Hahn, Christian"]
[Black "Zelenka, Marek"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "89"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. Be3 Be7 7. b4 a6 8. Qb3 0-0 9. a4 Bg4 10. Nbd2 Qd7 11. 0-0 Be6 12. a5 d5 13. exd5 Bxd5 14. b5 axb5 15. Qxb5 Bxc4 16. Qxc4 Rxa5 17. Rxa5 Nxa5 18. Nxe5 Nxc4 19. Nxd7 Nxe3 20. Nxf6+ Bxf6 21. fxe3 Bxc3 22. Ne4 Ba5 23. Rb1 Bb6 24. Kf1 Bxe3 25. Rxb7 Bb6 26. Nc3 Rd8 27. Ke2 Re8+ 28. Kd2 Be3+ 29. Kc2 Bb6 30. h3 Kf8 31. Kb3 Rd8 32. Kc2 Re8 33. Nd5 f6 34. Nxb6 cxb6 35. Kd2 Re6 36. d4 Rd6 37. Kd3 f5 38. Kc4 g6 39. d5 g5 40. Kd4 f4 41. Ke5 Rd8 42. Rxb6 Kg7 43. Rb7+ Kf8 44. Rh7 Re8+ 45. Kf6 1-0

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "4"]
[White "Martan, Petr"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "A05"]
[PlyCount "98"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Nc3 d5 4. d4 Bf5 5. Bg2 e6 6. 0-0 Nc6 7. e3 a6 8. a3 Bd6 9. Re1 0-0 10. Ng5 cxd4 11. exd4 Qb6 12. Ne2 Rfe8 13. c3 Rad8 14. b4 e5 15. Be3 Qc7 16. Qd2 Ne7 17. Rac1 b5 18. Ra1 Ng6 19. a4 h6 20. Nh3 Qd7 21. dxe5 Nxe5 22. Nhf4 Ne4 23. Qd4 Bg4 24. Kf1 Nc4 25. Ng1 Be5 26. Qd3 Bxc3 27. f3 Nxg3+ 28. hxg3 Bxa1 29. fxg4 Nxe3+ 30. Rxe3 Rxe3 31. Qxe3 Re8 32. Qc1 Bf6 33. Nxd5 Bg5 34. Qd1 Qc8 35. axb5 Qc4+ 36. Ne2 axb5 37. Bf3 Rd8 38. Kg2 Qa2 39. Kf1 Bd2 40. Nef4 Bxb4 41. Nf6+ gxf6 42. Qxd8+ Bf8 43. Qxf6 Qb1+ 44. Kg2 Qc2+ 45. Kh3 b4 46. Bd5 Qh7 47. Ne6 Qg6 48. Qxg6+ fxg6 49. Nxf8+ Kxf8 1-0

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "2"]
[White "Reznicek, Marcel"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2027"]
[PlyCount "68"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 0-0 6. Bc4 c6 7. Nge2 b5 8. Bd3 Nbd7 9. 0-0 Nb6 10. a3 a5 11. Ng3 Qc7 12. Qd2 Re8 13. Bh6 Bh8 14. Rae1 b4 15. axb4 axb4 16. Nd1 c5 17. e5 Nfd5 18. dxc5 Qxc5+ 19. Kh1 Bxe5 20. f4 Bh8 21. f5 Nf6 22. fxg6 fxg6 23. Ne4 Nxe4 24. Bxe4 d5 25. Qg5 Bf6 26. Rxf6 exf6 27. Bxd5+ Nxd5 28. Rxe8+ Kf7 29. Rf8+ Qxf8 30. Qxd5+ Be6 31. Qb7+ Qe7 32. Qxa8 g5 33. Qe4 Bf5 34. Qxe7+ Kxe7 1-0

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "6"]
[White "Talma, Klaas"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "1820"]
[PlyCount "89"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b4 Bg7 4. Bb2 d6 5. Bg2 0-0 6. 0-0 a6 7. c4 e5 8. d3 Nc6 9. a3 Be6 10. Nbd2 Ng4 11. Rc1 Rb8 12. Rc2 f5 13. Qa1 Rf7 14. h3 Nf6 15. Ng5 Re7 16. Nxe6 Rxe6 17. Qa2 Qe7 18. c5 Rd8 19. Bxc6 bxc6 20. cxd6 Qxd6 21. Nc4 Qd5 22. Bxe5 Rd7 23. Bxf6 Bxf6 24. Na5 Qxa2 25. Rxa2 Be7 26. Rc2 c5 27. bxc5 Rd5 28. Nb3 h5 29. h4 g5 30. hxg5 Bxg5 31. f4 Be7 32. Kf2 Kg7 33. d4 Rd8 34. e3 Kh6 35. Kf3 Rg6 36. Rg2 Rb8 37. Rb1 Rbg8 38. Rbg1 Rb8 39. Nd2 Rb2 40. Nc4 Rb3 41. Ne5 Rg7 42. Rh1 h4 43. g4 fxg4+ 44. Rxg4 Rxa3 45. Rhxh4+ 1-0

[Event "Plzen op-C 10th"]
[Site "Plzen"]
[Date "2004.??.??"]
[Round "8"]
[White "Van Merkerk, R."]
[Black "Hahn, Christian"]
[Result "0-1"]
[ECO "A26"]
[PlyCount "50"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 e5 7. d3 Nc6 8. a3 Ne7 9. b4 c6 10. Bd2 Qc7 11. Qc2 d5 12. cxd5 Nfxd5 13. e4 Nb6 14. Na4 Nxa4 15. Qxa4 Bd7 16. Qb3 Rad8 17. Rac1 Kh8 18. Rfd1 Be6 19. Qc2 f5 20. exf5 Bxf5 21. Bc3 Nd5 22. Bb2 Bg4 23. Qe2 Qf7 24. Bxe5 Bxe5 25. Qxe5+ Kg8 0-1

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.27"]
[Round "7"]
[White "Hahn, Christian"]
[Black "Huennekes, Frauke"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "104"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. Ng5 0-0 6. b4 Bb6 7. Qb3 Bxf2+ 8. Kd1 Qe7 9. Rf1 Bh4 10. Bxf7+ Rxf7 11. Nxf7 Qxf7 12. Qxf7+ Kxf7 13. g3 Bg5 14. h4 Bh6 15. g4 Bf4 16. g5 Ng4 17. d3 d6 18. Bxf4 exf4 19. Rxf4+ Kg8 20. Nd2 Ne3+ 21. Ke2 Ng2 22. Rf2 Nxh4 23. Rh2 Ng6 24. Rah1 Be6 25. a3 Nce5 26. d4 Nf7 27. Rg1 Re8 28. Ke3 b6 29. b5 Bd5 30. c4 Bb7 31. Rg4 d5 32. cxd5 Bxd5 33. Kd3 Bb7 34. Nf3 Rd8 35. Ke3 Nd6 36. Rc2 Nxb5 37. a4 Nd6 38. Rxc7 Re8 39. e5 Nf5+ 40. Kf2 Bxf3 41. Kxf3 Rf8 42. Ke4 Nge7 43. Rxa7 Rc8 44. e6 g6 45. Rg2 Rc4 46. Ra8+ Kg7 47. Rd2 Nc6 48. Rc8 Nfxd4 49. Rc7+ Kf8 50. Rf2+ Nf5+ 51. Kf3 Ncd4+ 52. Kg2 Rxc7 0-1

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.26"]
[Round "5"]
[White "Hahn, Christian"]
[Black "Novak, Drazen"]
[Result "1-0"]
[ECO "C41"]
[PlyCount "75"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. h3 h6 4. c3 Nf6 5. d4 Be7 6. Nbd2 Nfd7 7. Nc4 Bf6 8. b4 b6 9. d5 Ba6 10. b5 Bb7 11. Be3 Nf8 12. a4 Ng6 13. Bd3 Nd7 14. 0-0 Nf4 15. Bc2 0-0 16. Qd2 Bg5 17. Kh2 Bc8 18. g3 Qf6 19. h4 Nh5 20. Nxg5 hxg5 21. hxg5 Qf3 22. Qd1 Qxd1 23. Bxd1 g6 24. Bxh5 gxh5 25. Kg2 Kg7 26. f4 Bb7 27. Rh1 Rh8 28. Rh4 Rh7 29. a5 Re8 30. f5 f6 31. g6 Rhh8 32. a6 Ba8 33. Rah1 Ref8 34. Rxh5 Rxh5 35. Rxh5 Rh8 36. g4 Rg8 37. Bh6+ Kh8 38. Bf8# 1-0

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.26"]
[Round "6"]
[White "Hickl, Norbert"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "75"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e6 4. Nc3 Ne7 5. e3 c6 6. d4 d5 7. b3 0-0 8. Nge2 Nd7 9. 0-0 b6 10. Ba3 Bb7 11. Rc1 Rc8 12. Qd2 Re8 13. Nf4 Nf6 14. Rfe1 g5 15. Nd3 Ng6 16. Ne5 Nxe5 17. dxe5 Ng4 18. f4 Rc7 19. Bd6 Rd7 20. Qe2 Nh6 21. Qh5 gxf4 22. exf4 Nf5 23. cxd5 b5 24. dxe6 fxe6 25. Ne4 Bf8 26. Nf6+ Kh8 27. Qxe8 Rxd6 28. exd6 Qxf6 29. Rxe6 Qd4+ 30. Kh1 Nxg3+ 31. hxg3 Qg7 32. Rc5 Qa1+ 33. Kh2 Qg7 34. Rg5 Qxg5 35. fxg5 Kg8 36. Re7 c5 37. Qf7+ Kh8 38. Qxh7# 1-0

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.25"]
[Round "3"]
[White "Hahn, Christian"]
[Black "Rothkugel, Wolfgang"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "36"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. exd5 exd5 6. d3 Nf6 7. Qe2+ Be7 8. Bd2 Bg4 9. 0-0-0 0-0 10. g3 Nd4 11. Nxd4 Bxe2 12. Ndxe2 Ng4 13. Re1 d4 14. Ne4 f5 15. Ng5 Bxg5 16. fxg5 Qd5 17. Nf4 Qxa2 18. Kd1 Nf2+ 0-1

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.25"]
[Round "4"]
[White "Hoffmann, Petra"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "D32"]
[PlyCount "37"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 c4 6. e4 dxe4 7. Nxe4 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 Qe7 10. Qe3 Be6 11. d5 Qb4+ 12. Nc3 Ne7 13. dxe6 0-0 14. exf7+ Rxf7 15. 0-0-0 Nbc6 16. Ng5 Rf5 17. Qe6+ Kf8 18. Nxh7+ Ke8 19. Ne4 1-0

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.24"]
[Round "2"]
[White "Gijsbers, Egon"]
[Black "Hahn, Christian"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "48"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Ne5 Be4 9. Nxe4 Nxe4 10. Qf3 Nd6 11. Bc4 e6 12. 0-0 Qe7 13. Bd2 c5 14. Bb3 f6 15. Ba4+ Kd8 16. dxc5 fxe5 17. cxd6 Qxd6 18. Rad1 Kc7 19. Be3 Qb4 20. Bb3 Bc5 21. Bxc5 Qxc5+ 22. Qf2 Na6 23. Qxc5+ Nxc5 24. Rf7+ Kc6 0-1

[Event "Kleve op"]
[Site "Kleve"]
[Date "2001.05.24"]
[Round "1"]
[White "Hahn, Christian"]
[Black "Bussard, Achim"]
[Result "0-1"]
[ECO "B05"]
[PlyCount "64"]
[EventDate "2001.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 Bg4 5. c4 Nb6 6. Bf4 Nc6 7. exd6 exd6 8. d5 Bxf3 9. Qxf3 Qe7+ 10. Be2 Nd4 11. Qd3 Nxe2 12. Qxe2 Nxc4 13. Nc3 Qxe2+ 14. Nxe2 Nxb2 15. 0-0 Nd3 16. Rab1 Nxf4 17. Nxf4 b6 18. Rfc1 Kd7 19. Rc4 Be7 20. g4 Rhe8 21. Kg2 Bg5 22. Kg3 Bxf4+ 23. Rxf4 Re7 24. h4 Rf8 25. a4 Re5 26. Rd1 f5 27. Rd3 g6 28. g5 Re4 29. Rd4 Rxf4 30. Rxf4 Rf7 31. h5 c6 32. dxc6+ Kxc6 0-1

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "9"]
[White "Aust, Werner"]
[Black "Hahn, Christian"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "152"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. Nxd4 Bc5 6. c3 Qf6 7. Be3 Nge7 8. 0-0 Ne5 9. Bb3 Qg6 10. Nd2 d5 11. Kh1 dxe4 12. Bc2 f5 13. Bb3 c6 14. f3 Bd6 15. fxe4 Ng4 16. Bg1 Bxh2 17. Bxh2 Qh5 18. N4f3 Ne3 19. Qe1 Nxf1 20. Qxf1 f4 21. Nd4 g5 22. Qf3 Bg4 23. Qf1 0-0-0 24. N2f3 Ng6 25. Nf5 Bxf3 26. gxf3 Rd2 27. Be6+ Kc7 28. Nh4 Qxh4 29. Qh3 Qxh3 30. Bxh3 Nh4 31. Rf1 Rhd8 32. Bg4 Rd1 33. Kg1 R8d2 34. Rxd1 Rxd1+ 35. Kf2 Rd2+ 36. Kg1 Rxb2 37. Kh1 Rxa2 38. Bg1 Ra1 39. Kh2 Rf1 40. Bd4 Nxf3+ 41. Kg2 Rb1 42. Bxf3 a5 43. e5 a4 44. e6 a3 45. Be5+ Kb6 46. e7 Rb2+ 47. Kh3 a2 48. Bd4+ c5 49. e8Q a1Q 50. Qe6+ Ka5 51. Qd5 Qf1+ 52. Kg4 b6 53. Qa8+ Qa6 54. Qd5 Qc8+ 55. Kh5 Rh2+ 56. Kg6 g4 57. Bd1 Qe8+ 58. Kh7 f3 59. Bg7 Rb2 60. c4 Ra2 61. Qb7 Ra3 62. Qa7+ Kb4 63. Qxb6+ Kxc4 64. Bc2 Qe2 65. Qb2 f2 66. Qxa3 Qxc2+ 67. Kh8 Kb5 68. Qa1 g3 69. Qf1+ c4 70. Qg2 Qd3 71. Qb7+ Ka4 72. Bf8 Qc3+ 73. Bg7 Qb4 74. Qg2 Qb8+ 75. Kh7 Qb1+ 76. Kxh6 f1Q 0-1

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "7"]
[White "Constantakis, Georg"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "43"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d6 6. 0-0 c5 7. Nc3 cxd4 8. Nxd4 Nbd7 9. e4 Ne5 10. b3 b6 11. f4 Bg4 12. Qc2 Nfd7 13. fxe5 Nxe5 14. h3 Bc8 15. Bf4 Nd7 16. e5 Rb8 17. Nc6 Qc7 18. Nxe7+ Kh8 19. e6 Qc5+ 20. Kh2 b5 21. Ne4 Qb4 22. Bd2 1-0

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "8"]
[White "Hahn, Christian"]
[Black "Hobusch, Alexander"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "95"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 b6 4. Nf3 Ba6 5. Bxa6 Nxa6 6. c3 Qd7 7. 0-0 Rc8 8. Qd3 Nb8 9. Ng5 c5 10. Nxh7 Nc6 11. Nxf8 Kxf8 12. a3 Qc7 13. f4 Nge7 14. Nd2 g6 15. Nf3 Kg7 16. g4 Rh7 17. Rf2 Rch8 18. Rg2 Kf8 19. Ng5 Rh6 20. Bd2 Ke8 21. Be3 Na5 22. dxc5 bxc5 23. Qb5+ Nec6 24. Bxc5 Qd7 25. Rf1 Qb7 26. a4 a6 27. Qb6 Qxb6 28. Bxb6 Nc4 29. a5 N6xa5 30. Bxa5 Ne3 31. h3 Nxg2 32. Kxg2 Ke7 33. Bb4+ Ke8 34. Ra1 Rg8 35. Rxa6 Rg7 36. Ra8+ Kd7 37. Bf8 Rg8 38. Ra7+ Kc6 39. Bxh6 Rb8 40. b4 Kb5 41. Ra5+ Kc4 42. Rc5+ Kd3 43. Nxf7 d4 44. cxd4 Kxd4 45. Nd6 Ra8 46. f5 gxf5 47. gxf5 exf5 48. Nxf5+ 1-0

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "2"]
[White "Hahn, Christian"]
[Black "Kemmer, Josef"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "47"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[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. Nc3 Nc6 3. f4 e6 4. Nf3 d6 5. Bb5 a6 6. Bxc6+ bxc6 7. d3 g6 8. Qe2 Bg7 9. f5 Qa5 10. Bd2 Qb6 11. Rb1 Ne7 12. fxg6 Nxg6 13. 0-0 h6 14. Kh1 a5 15. Qf2 Qc7 16. Ne2 e5 17. Ng3 Be6 18. b3 f6 19. Nh5 0-0 20. Qg3 Kh7 21. Nh4 Qf7 22. Rf3 Nxh4 23. Qxh4 Qg6 24. Rg3 1-0

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "6"]
[White "Hahn, Christian"]
[Black "Kloss, Joachim"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "90"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 Nc6 8. Qe2 Bg4 9. c3 Nf6 10. Bg5 0-0 11. Nbd2 Re8 12. Rae1 Nh5 13. Bxe7 Rxe7 14. Bxh7+ Kh8 15. Qd3 Nf4 16. Qc2 g6 17. Ng5 Kg7 18. Re3 Bf5 19. Qd1 Rxe3 20. fxe3 Qxg5 21. exf4 Qh6 22. Bxg6 fxg6 23. Qb3 Qh8 24. Qxb7 Qe8 25. Qxc7+ Qd7 26. Qxd7+ Bxd7 27. h3 Re8 28. Kf2 Rb8 29. b4 a5 30. a3 axb4 31. axb4 Ra8 32. Ke2 Ne7 33. g4 Bb5+ 34. Kd1 Bxf1 35. Nxf1 Ra1+ 36. Ke2 Rc1 37. b5 Rxc3 38. Nd2 Rc2 39. Ke3 Rb2 40. h4 Rxb5 41. Kf3 Rb4 42. Ke3 Nc6 43. f5 Rxd4 44. fxg6 Rxg4 45. h5 Kh6 0-1

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "4"]
[White "Hahn, Christian"]
[Black "Pittag, Andreas"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "68"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[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. Nc3 e6 3. f4 Nc6 4. Nf3 d6 5. Bc4 Bd7 6. a4 Rc8 7. 0-0 h5 8. Qe1 h4 9. h3 Be7 10. Nh2 Nf6 11. d3 Kf8 12. e5 dxe5 13. fxe5 Nh5 14. Qf2 Qe8 15. Ne4 Nxe5 16. Nf3 Nxc4 17. dxc4 Bc6 18. Nfg5 Kg8 19. Re1 Ng3 20. Nxg3 hxg3 21. Qxg3 Rh6 22. Nxf7 Kxf7 23. Bxh6 gxh6 24. Rf1+ Bf6 25. Qh4 Qh8 26. Qh5+ Ke7 27. Qxc5+ Ke8 28. Qh5+ Ke7 29. c3 Rg8 30. Qc5+ Kd7 31. Rad1+ Kc7 32. Qd6+ Kc8 33. Qxe6+ Kb8 34. g4 Rd8 1-0

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "1"]
[White "Kaiser, Michael"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "75"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 g6 4. Bg2 Bg7 5. c4 0-0 6. Nc3 Nbd7 7. e4 c5 8. 0-0 Rb8 9. d5 Ng4 10. Qe2 Nde5 11. Nd2 f5 12. h3 Nf6 13. Kh2 h6 14. f4 Nf7 15. e5 dxe5 16. fxe5 Nxe5 17. Nb3 b6 18. Bf4 Nfd7 19. Rad1 Ba6 20. Nb5 Bxb5 21. cxb5 Kh7 22. Rfe1 Qe8 23. Nd2 Rd8 24. b3 g5 25. Bxe5 Bxe5 26. Nc4 Bd6 27. Qe6 Rf6 28. Nxd6 Rxe6 29. Nxe8 Rxe1 30. Rxe1 Rxe8 31. d6 Nf6 32. Bc6 Rd8 33. dxe7 Rd2+ 34. Kg1 Rxa2 35. Re6 Kg7 36. Rxf6 Kxf6 37. e8Q Ra1+ 38. Kf2 1-0

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "5"]
[White "Mainka, Walter"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "116"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 d6 5. Nf3 0-0 6. Be2 c5 7. d5 e6 8. 0-0 a6 9. a4 Nbd7 10. dxe6 fxe6 11. Qxd6 Re8 12. Rd1 b6 13. Qd2 Bb7 14. Qc2 Qc7 15. b3 Re7 16. Bb2 Rf8 17. Ne1 Ne5 18. f3 Bh6 19. Bc1 Ref7 20. f4 Kg7 21. h3 Nc6 22. Nf3 Nb4 23. Qb1 Kg8 24. Ne5 Rg7 25. Ng4 Nxg4 26. Bxg4 Qe7 27. Ne4 e5 28. Nd6 exf4 29. Nxb7 fxe3 30. Bf3 Bf4 31. Re1 Be5 32. Bxe3 Bxa1 33. Bxc5 Qxc5+ 34. Nxc5 Bd4+ 35. Kh1 Bxc5 36. Qd1 h6 37. Bd5+ Kh7 38. Re6 Rgf7 39. Bf3 a5 40. Qb1 Rf6 41. Rxf6 Rxf6 42. Qd1 Kg7 43. Qd7+ Rf7 44. Qd1 Re7 45. h4 Na6 46. h5 Nc7 47. Qa1+ Kh7 48. Qb1 Rg7 49. Be4 Ne6 50. Bxg6+ Kh8 51. Qe1 Nf8 52. Qd2 Nxg6 53. Qxh6+ Rh7 54. Qxg6 Rg7 55. Qc6 Kh7 56. Kh2 Bf2 57. Qe4+ Kh8 58. g4 Rg5 1-0

[Event "Dortmund op-B"]
[Site "Dortmund"]
[Date "2001.??.??"]
[Round "3"]
[White "Verch, Marco"]
[Black "Hahn, Christian"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "36"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 Be7 6. 0-0 d6 7. Qb3 Be6 8. Bxe6 fxe6 9. Qxe6 Qd7 10. Qb3 0-0-0 11. Nxc3 Bf6 12. Nd5 h6 13. Be3 Re8 14. Qc2 Qf7 15. Rac1 Bd8 16. b4 Qe6 17. b5 Nb8 18. Bxa7 Qxe4 1-0

