[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.08.04"]
[Round "9"]
[White "Grahl, Matthias"]
[Black "Happe, Ulrich"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "1935"]
[PlyCount "80"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5a3 Nf6 8. Nc3 Be7 9. Be2 0-0 10. 0-0 Qc7 11. Nc2 Bd7 12. b3 Rac8 13. Bb2 Na7 14. Nd4 Rfd8 15. Rc1 Qb8 16. Qd3 Nc6 17. Rfd1 Nxd4 18. Qxd4 b5 19. cxb5 axb5 20. b4 Qb7 21. a3 Bc6 22. f3 Ne8 23. Rc2 Bf6 24. Qe3 h6 25. Rcd2 Rd7 26. Bd3 Rdc7 27. Bb1 Qa7 28. Qxa7 Rxa7 29. Rd3 Bd7 30. Rc1 Kf8 31. Ba2 Bg5 32. Rc2 g6 33. g3 f5 34. Bb3 Bf6 35. exf5 gxf5 36. f4 Rac7 37. Kf1 Ke7 38. Ke2 d5 39. Kd2 Nd6 40. Re3 Bxc3+ 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.08.03"]
[Round "8"]
[White "Heimer, Hans Joachim"]
[Black "Grahl, Matthias"]
[Result "0-1"]
[ECO "B90"]
[BlackElo "1935"]
[PlyCount "92"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. Qd2 Be7 10. g4 h6 11. 0-0-0 b5 12. Kb1 Nb6 13. Bxb6 Qxb6 14. h4 g6 15. Bh3 b4 16. Nd5 Nxd5 17. exd5 Bd7 18. Bg2 Bf6 19. Rde1 h5 20. g5 Bg7 21. f4 0-0 22. fxe5 Bxe5 23. Be4 a5 24. Nc1 Bb5 25. Ne2 Qf2 26. Bd3 Bxd3 27. Qxd3 Rac8 28. Ref1 Qc5 29. Rf3 Rc7 30. Rhf1 Rfc8 31. Rc1 Qc4 32. Rcf1 Qxd3 33. cxd3 Rb8 34. Ng3 Bxg3 35. Rxg3 Rb5 36. Rc1 Rxc1+ 37. Kxc1 Rxd5 38. Kd2 Rd4 39. Rh3 Rg4 40. Ke3 Rg2 41. b3 Rxa2 42. Kd4 Rc2 43. Kd5 Rc3 44. Kxd6 Rxb3 45. Ke7 Rb1 46. Rf3 Re1+ 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.08.02"]
[Round "7"]
[White "Grahl, Matthias"]
[Black "Deinert, Wolfgang"]
[Result "1/2-1/2"]
[ECO "C19"]
[WhiteElo "1935"]
[BlackElo "1778"]
[PlyCount "104"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Qa5 8. Bd2 Qa4 9. Be2 b6 10. 0-0 Ba6 11. Bxa6 Nxa6 12. Qb1 0-0 13. Qb3 Qxb3 14. cxb3 Rfc8 15. Rfc1 c4 16. b4 Nc7 17. a4 a6 18. Ne1 b5 19. a5 f6 20. exf6 gxf6 21. Bf4 Kf7 22. Bxc7 Rxc7 23. f4 Rg8 24. Kf2 Nf5 25. Ra2 Nd6 26. Nf3 Rg4 27. g3 Rc8 28. Re2 Rcg8 29. Nd2 h5 30. Rce1 h4 31. Rxe6 hxg3+ 32. hxg3 Nf5 33. Rxa6 Rxg3 34. Ra7+ Kg6 35. Rg1 Rxg1 36. Kxg1 Kh5+ 37. Kf2 Kg4 38. Rf7 Kxf4 39. Rxf6 Rh8 40. a6 Kg5 41. Re6 Rh2+ 42. Ke1 Kf4 43. a7 Rh8 44. Rb6 Ra8 45. Rxb5 Rxa7 46. Ra5 Re7+ 47. Kd1 Ne3+ 48. Kc1 Rg7 49. Ra2 Rg1+ 50. Kb2 Nd1+ 51. Kc2 Ne3+ 52. Kb2 Nd1+ 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.08.01"]
[Round "6"]
[White "Biermann, Florian2222"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1807"]
[BlackElo "1935"]
[PlyCount "120"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nf6 4. Nf3 g6 5. Bb5+ Bd7 6. Bc4 Bg7 7. d3 Nc6 8. e5 dxe5 9. fxe5 Ng4 10. Bxf7+ Kxf7 11. e6+ Ke8 12. exd7+ Qxd7 13. Ne4 c4 14. h3 Nge5 15. 0-0 cxd3 16. c3 Qd5 17. Re1 Rf8 18. Nxe5 Nxe5 19. Bg5 h6 20. Bh4 g5 21. Bg3 Rd8 22. Nf2 d2 23. Re2 Nc4 24. Rb1 Qc5 25. Kh1 Ne3 26. Qb3 d1Q+ 27. Nxd1 Rf1+ 28. Kh2 Nxd1 29. Qg8+ Kd7 30. Rd2+ Kc6 31. Qe6+ Rd6 32. Qc8+ Kb6 33. Qxc5+ Kxc5 34. Bxd6+ exd6 35. Rbxd1 Be5+ 36. g3 Rf3 37. Rg2 h5 38. Kg1 Bxg3 39. Rf1 Rd3 40. Re2 Be5 41. Rf5 Rg3+ 42. Kf2 h4 43. Re3 a5 44. Rxg3 hxg3+ 45. Ke2 Kc4 46. Rxg5 a4 47. Rg4+ Kc5 48. Rxa4 d5 49. Kf3 b5 50. Rg4 d4 51. Rxd4 Bxd4 52. cxd4+ Kxd4 53. Kxg3 Kd3 54. h4 Kc2 55. h5 Kxb2 56. h6 Kxa2 57. h7 b4 58. h8Q b3 59. Qh2+ b2 60. Qc2 Ka1 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.07.31"]
[Round "5"]
[White "Grahl, Matthias"]
[Black "Begna, Bozidar"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1935"]
[BlackElo "2042"]
[PlyCount "104"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Nc3 Nxc3 6. dxc3 d6 7. cxd6 exd6 8. Nf3 Be7 9. Be2 0-0 10. Bf4 d5 11. Qd2 c5 12. Rd1 Qb6 13. 0-0 Nc6 14. b3 Rd8 15. Bg5 h6 16. Bxe7 Nxe7 17. Bd3 Bf5 18. Bxf5 Nxf5 19. Qf4 Qe6 20. h4 Kh7 21. Rd2 Rac8 22. Rfd1 Ne7 23. c4 Ng6 24. cxd5 Nxf4 25. dxe6 Rxd2 26. Rxd2 Nxe6 27. Rd7 Rc7 28. Rxc7 Nxc7 29. Nd2 Nd5 30. Ne4 b6 31. g3 Kg8 32. f4 Kf8 33. Kf2 Ke7 34. f5 Nb4 35. Ke3 Nxa2 36. Nd6 Nc1 37. Ke4 Nxb3 38. Kd5 Nd4 39. g4 Nf3 40. Nc8+ Kd7 41. Nxa7 Nd4 42. Kc4 h5 43. f6 g6 44. gxh5 gxh5 45. Kd5 Nf5 46. Nc6 Nxh4 47. Nb8+ Kd8 48. e6 fxe6+ 49. Kxe6 Ng6 50. Nc6+ Ke8 51. f7+ Kf8 52. Kf6 Nh8 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.07.30"]
[Round "4"]
[White "Businger, Paul"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2073"]
[BlackElo "1935"]
[PlyCount "93"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. 0-0 Nbd7 10. f3 0-0 11. Qd2 b5 12. a3 Nb6 13. Rfd1 d5 14. exd5 Nbxd5 15. Nxd5 Nxd5 16. Bf2 Re8 17. Bd3 Qc7 18. c3 f5 19. Bc2 Rad8 20. Qe1 Nb6 21. Nd4 Bc8 22. Bb3+ Nc4 23. Nc2 Kh8 24. Bxc4 bxc4 25. Rxd8 Rxd8 26. Rd1 Rxd1 27. Qxd1 Bb7 28. Ne3 f4 29. Nf1 g5 30. Qa4 Qc6 31. Qxc6 Bxc6 32. Nd2 Bd5 33. Ne4 Bxe4 34. fxe4 Kg7 35. Bb6 g4 36. h3 h5 37. hxg4 hxg4 38. Kf2 Kg6 39. a4 Kf7 40. Bc7 Ke6 41. Bb6 Bd6 42. Ke2 Kd7 43. Ba7 Bc7 44. Kf1 Kc6 45. Ke2 Bd6 46. Ke1 Bc7 47. Ke2 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.07.29"]
[Round "3"]
[White "Oberste, Norbert"]
[Black "Grahl, Matthias"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1778"]
[BlackElo "1935"]
[PlyCount "68"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d6 3. e3 g6 4. Be2 Bg7 5. c3 0-0 6. d3 d5 7. Ne5 b6 8. a4 Bb7 9. Na3 Nfd7 10. d4 f6 11. Nf3 e5 12. fxe5 fxe5 13. dxe5 Nxe5 14. 0-0 Nbd7 15. c4 Nc5 16. cxd5 Bxd5 17. Rb1 Be4 18. Ra1 Ned3 19. Nd2 Rxf1+ 20. Qxf1 Nxb2 21. Rb1 Bxb1 22. Naxb1 Qe7 23. Nf3 Nbxa4 24. Bc4+ Kh8 25. Bd5 Rf8 26. Qe1 Ne4 27. Ba3 c5 28. Bc6 Nac3 29. Nxc3 Bxc3 30. Qb1 Rxf3 31. Bxe4 Rxe3 32. Bb2 Qe5 33. Kf2 Qd4 34. Kf1 Bxb2 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.07.28"]
[Round "2"]
[White "Grahl, Matthias"]
[Black "Garbuszus, Juergen"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1935"]
[BlackElo "2071"]
[PlyCount "60"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. a4 Be7 10. Be2 0-0 11. 0-0 f5 12. f4 Nd7 13. Be3 a6 14. Na3 exf4 15. Bd4 Bf6 16. Rxf4 Be5 17. Rf1 Qh4 18. Bxe5 Nxe5 19. c4 Bd7 20. b3 Rae8 21. Qe1 Qd4+ 22. Qf2 Qb2 23. Rfb1 Qc3 24. Ra2 Ng4 25. Bxg4 fxg4 26. Qd2 Qe5 27. Nc2 g3 28. hxg3 Qxg3 29. Nd4 Re3 30. Ne2 Qf2+ 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2013.07.27"]
[Round "1"]
[White "Heinert, Eugen"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2129"]
[BlackElo "1935"]
[PlyCount "78"]
[EventDate "2013.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. e3 e5 5. c4 c6 6. Nc3 Be6 7. Qb3 Qb6 8. Qxb6 axb6 9. cxd5 Bxd5 10. Nxd5 cxd5 11. a3 Bb4+ 12. Kd1 Bd6 13. Ne2 Nc6 14. g3 0-0 15. Nc3 exd4 16. Nxd5 dxe3 17. fxe3 Bc5 18. Bg2 Rad8 19. Kc2 Kg7 20. b4 Ne7 21. Nxe7 Bxe7 22. Bxb7 Rd7 23. Bc6 Rd6 24. Bb5 f5 25. Rad1 Rc8+ 26. Kb3 Re6 27. Rhe1 Rc7 28. Rd3 Bg5 29. Rf1 Bxe3 30. Rxf5 Bc1 31. Bc4 Re2 32. Rc3 Rb2+ 33. Ka4 Bd2 34. Rb3 Ra7+ 35. Kb5 Rxb3 36. Bxb3 Be3 37. a4 Rd7 38. Rd5 Re7 39. Rf5 Kg6 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.21"]
[Round "8"]
[White "Boehm, Juergen1111"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "2225"]
[BlackElo "1851"]
[PlyCount "92"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 c6 7. Qc2 Nbd7 8. Rd1 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 h6 12. e4 Nxc3 13. Qxc3 b5 14. Bd3 Bb7 15. Rc1 b4 16. Qd2 Rfc8 17. Qe3 c5 18. Rfd1 cxd4 19. Qxd4 e5 20. Rxc8+ Rxc8 21. Qxa7 Nc5 22. h3 Ra8 23. Qb6 Nxd3 24. Rxd3 Bxe4 25. Rb3 Bxf3 26. Rxf3 Rxa2 27. Rb3 Ra4 28. Qb5 Ra1+ 29. Kh2 Qf6 30. Qe8+ Kh7 31. Rf3 Qe6 32. Qxe6 fxe6 33. Rb3 Rd1 34. Rxb4 Rd2 35. Kg3 Rd3+ 36. f3 Kg6 37. Re4 Kf5 38. Kf2 Rd2+ 39. Re2 Rd3 40. Re3 Rd2+ 41. Re2 Rd3 42. b4 Rb3 43. Re4 Rb2+ 44. Kg3 h5 45. h4 Rb3 46. Kf2 Rb2+ 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.20"]
[Round "7"]
[White "Grahl, Matthias"]
[Black "Schnelle, Lukas"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1851"]
[BlackElo "2054"]
[PlyCount "56"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Bb4+ 12. c3 Be7 13. 0-0 Ngf6 14. c4 0-0 15. Qe2 Qa5 16. Ne5 Rfd8 17. a3 Nxe5 18. dxe5 Nd7 19. b4 Qa4 20. Qb2 a5 21. Bd2 Nxe5 22. Qxe5 Rxd2 23. Qc7 Bf6 24. Ne4 Bxa1 25. Nxd2 Bc3 26. Ne4 axb4 27. Qxb7 Qxa3 28. Rd1 Rd8 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.19"]
[Round "6"]
[White "Grahl, Matthias"]
[Black "Wernert, Bruno"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1851"]
[BlackElo "2040"]
[PlyCount "37"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 Bg7 7. e5 Ng8 8. Bf4 f6 9. e6 dxe6 10. Bb5 Kf7 11. Rd1 Qe8 12. 0-0 Bd7 13. Ne4 a6 14. Be2 Ne5 15. Nxe5+ fxe5 16. Ng5+ Kf8 17. Rxd7 exf4 18. Rfd1 Be5 19. Rd8 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.18"]
[Round "5"]
[White "Eckardt, Joshua"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2057"]
[BlackElo "1851"]
[PlyCount "53"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 dxe4 10. Nxe4 c5 11. Nxf6+ gxf6 12. Ng5 fxg5 13. Bxb7 Nd7 14. Bxa8 Qxa8 15. d5 Ne5 16. f4 gxf4 17. Bxf4 Ng6 18. Bh6 exd5 19. Bxf8 Qxf8 20. cxd5 Qg7 21. Rad1 Bf6 22. Qf5 Bd4+ 23. Kh1 Ne7 24. Qd7 Qe5 25. Qe8+ Kg7 26. Rxf7+ Kh6 27. Rxe7 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.17"]
[Round "4"]
[White "Grahl, Matthias"]
[Black "Maniocha, Marek"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1851"]
[BlackElo "2035"]
[PlyCount "80"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. dxe5 dxe5 6. fxe5 Nxe5 7. Qxd8+ Kxd8 8. Bg5 c6 9. Nf3 Bd6 10. 0-0-0 Ke7 11. Be2 Be6 12. Rxd6 Nxf3 13. Rxe6+ Kxe6 14. Bc4+ Ke7 15. gxf3 h6 16. Bh4 g5 17. Bf2 b6 18. Ba6 Rad8 19. Bb7 c5 20. Nd5+ Nxd5 21. Bxd5 f5 22. c4 fxe4 23. Bxe4 Ke6 24. Be1 Rd7 25. Bc3 Rf8 26. h4 Rd6 27. hxg5 hxg5 28. Rh5 g4 29. Re5+ Kd7 30. Bf5+ Kc6 31. fxg4 b5 32. b4 bxc4 33. Rxc5+ Kb6 34. a4 Re8 35. Rxc4 Re2 36. Be4 Ka6 37. g5 Re6 38. b5+ Kb6 39. Bc6 Rg6 40. a5+ Kc7 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.16"]
[Round "3"]
[White "Hartung, Thomas"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "2013"]
[BlackElo "1851"]
[PlyCount "91"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Bd3 Nc6 10. 0-0 cxd4 11. Ne2 Nc5 12. Nexd4 Nxd3 13. Qxd3 0-0 14. a4 Bd7 15. Ra3 h6 16. g4 Nxd4 17. Qxd4 Rac8 18. Qd3 Rc4 19. Nd4 Qc5 20. c3 Rxa4 21. Rxa4 Bxa4 22. Kh1 Bb5 23. Nxb5 axb5 24. f5 Qc4 25. Qf3 Qe4 26. Qxe4 dxe4 27. Rd1 exf5 28. gxf5 Re8 29. Rd5 f6 30. e6 g6 31. Kg2 gxf5 32. Rxf5 Rxe6 33. Kf2 Kf7 34. Rxb5 b6 35. Rd5 Kg6 36. Rd8 e3+ 37. Ke2 f5 38. Rf8 Kg5 39. Rg8+ Kf6 40. Rf8+ Kg6 41. b3 Kg5 42. Rg8+ Kf6 43. Rf8+ Kg6 44. c4 Kg5 45. Rg8+ Kh4 46. Rf8 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.15"]
[Round "2"]
[White "Grahl, Matthias"]
[Black "Kartsev, Soel"]
[Result "0-1"]
[ECO "E93"]
[WhiteElo "1851"]
[BlackElo "2198"]
[PlyCount "73"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 Nbd7 8. Rb1 a5 9. a3 Nh5 10. b4 axb4 11. axb4 Nf4 12. 0-0 h6 13. Be3 f5 14. Ne1 Nf6 15. f3 g5 16. Nd3 Bd7 17. Nf2 Qe8 18. exf5 Bxf5 19. Nfe4 Qg6 20. Nxf6+ Bxf6 21. Rc1 Ra3 22. Bxf4 exf4 23. Nb5 Re3 24. Nxc7 Bb2 25. Re1 Rc8 26. Ne6 Bxc1 27. Qxc1 Bxe6 28. dxe6 Qxe6 29. Qc2 Kg7 30. Kf2 Re8 31. h3 Qe5 32. Qd2 Re7 33. b5 b6 34. Qc2 Rc3 35. Qd2 Qe3+ 36. Qxe3 Rcxe3 37. Kf1 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2012.07.14"]
[Round "1"]
[White "Begna, Bozidar"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2088"]
[BlackElo "1851"]
[PlyCount "118"]
[EventDate "2012.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Nc3 g6 9. f3 Bg7 10. Be3 h5 11. Qd2 Rc8 12. Nde2 h4 13. Rd1 h3 14. Nd4 hxg2 15. Qxg2 Qh3 16. Kf2 Qxg2+ 17. Kxg2 Nxd4 18. Bxd4 Rxc4 19. Bxa7 Nd7 20. Be3 Bxc3 21. Rc1 Ne5 22. Rxc3 Rxc3 23. bxc3 Kd7 24. Rb1 Kc6 25. Rb6+ Kc7 26. Rb4 Ra8 27. a4 Nc6 28. Bb6+ Kd7 29. Rc4 Ra6 30. Be3 Na5 31. Rb4 Rc6 32. Bd4 Kc8 33. f4 Rc4 34. Kf3 e6 35. Ke2 d5 36. exd5 exd5 37. f5 Nc6 38. Rxc4 dxc4 39. Bf6 Kd7 40. h4 gxf5 41. h5 Ke6 42. Bh4 f4 43. h6 Ne5 44. h7 Ng6 45. Bd8 f6 46. Kf3 Kf7 47. Ke4 Kg7 48. Kd5 f3 49. Bb6 Kxh7 50. Kxc4 Nf4 51. a5 Kg6 52. Bd4 Kf5 53. Kb5 Ne2 54. Bf2 Nxc3+ 55. Kb6 Ne4 56. Be1 Nd6 57. Kc5 Ke6 58. Kd4 Kf5 59. Kc5 Ke6 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.25"]
[Round "9"]
[White "Steinle, Carsten"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2151"]
[BlackElo "1776"]
[PlyCount "145"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 d5 6. Nbd2 b6 7. Be2 Nbd7 8. 0-0 Bb7 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 e6 12. c4 Qe7 13. Bf3 f6 14. Qc2 c5 15. exf6 Nxf6 16. Rae1 Rad8 17. e4 dxe4 18. Nxe4 Nxe4 19. Bxe4 Bxe4 20. Rxe4 Bxb2 21. Qxb2 Qd6 22. Qe2 Rfe8 23. Re1 Kf7 24. Qg4 Qd2 25. R4e2 Qd4+ 26. Kh1 Qf6 27. Qh3 h5 28. Qf3 Re7 29. Re5 Rd4 30. g3 h4 31. Qe2 hxg3 32. hxg3 Rd6 33. Qg4 Re8 34. Kg1 a5 35. a4 Ke7 36. Qh3 Kd8 37. Kf1 Re7 38. Qh1 Ke8 39. Qa8+ Kf7 40. Qe4 Red7 41. Qh1 Ke7 42. Qh6 Rd8 43. Qh7+ Qf7 44. Qh3 Qf6 45. R1e2 R8d7 46. Kg2 Rd8 47. Qg4 Kf7 48. Qf3 Qh8 49. Qe4 Rd1 50. Kf2 Qh2+ 51. Qg2 Qxg2+ 52. Kxg2 R8d6 53. Kf3 R1d3+ 54. R2e3 Rxe3+ 55. Rxe3 Kf6 56. Kg4 Rd4 57. Kh4 g5+ 58. Kg4 gxf4 59. gxf4 Ke7 60. Kg5 Kd7 61. Re1 Rd3 62. Kf6 Rxb3 63. Rxe6 Kc7 64. Ke7 Rb4 65. f5 Rxc4 66. f6 Rf4 67. f7 Rxf7+ 68. Kxf7 b5 69. axb5 a4 70. Ke7 a3 71. Ra6 c4 72. Ke6 a2 73. Kd5 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.24"]
[Round "8"]
[White "Grahl, Matthias"]
[Black "Virnyi, Julius"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1776"]
[BlackElo "2099"]
[PlyCount "73"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Rb8 11. Bb3 Na5 12. g4 b5 13. Bh6 Bxh6 14. Qxh6 Nc4 15. h4 e5 16. Ndxb5 Na5 17. Nxd6 Nxb3+ 18. axb3 Qe7 19. h5 Be6 20. Nf5 gxf5 21. gxf5 Bxf5 22. exf5 Kh8 23. Rhg1 Rg8 24. Ne4 Nxe4 25. fxe4 f6 26. Rg6 Rbc8 27. Rdg1 a5 28. Rxg8+ Rxg8 29. Rxg8+ Kxg8 30. Qe3 Qb4 31. h6 Qb5 32. Qd3 Qb8 33. Qd5+ Kf8 34. Qxa5 Qc8 35. Qb4+ Ke8 36. Qc4 Qb8 37. Qg8+ 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.23"]
[Round "7"]
[White "Wickenfeld, Stefan"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1974"]
[BlackElo "1776"]
[PlyCount "61"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. b3 c5 7. Bb2 Nc6 8. Nbd2 Ne4 9. e3 Bg4 10. h3 Nxd2 11. Qxd2 Bxf3 12. Bxf3 cxd4 13. exd4 Qb6 14. Bxd5 Nxd4 15. c3 e6 16. Bg2 Nf5 17. Kh1 Rfd8 18. Qe2 Rd7 19. Rad1 Rad8 20. Rxd7 Rxd7 21. Be4 Qd8 22. Qf3 Nd6 23. Bb1 Qc7 24. Qe2 Nf5 25. Bxf5 gxf5 26. c4 Bxb2 27. Qxb2 Qd6 28. Re1 f4 29. Re4 fxg3 30. fxg3 Qd2 31. Re2 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.22"]
[Round "6"]
[White "Grahl, Matthias"]
[Black "Henkemeier, Michael"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1776"]
[BlackElo "1922"]
[PlyCount "71"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Ne4 0-0 14. Rdg1 Ng4 15. Qe2 Qc7 16. Nh4 Bxh4 17. Qxg4 Bf6 18. Bxh6 Bxd4 19. Bxg7 Bxg7 20. h6 Qe5 21. hxg7 Qxg7 22. Qh4 f5 23. Rh3 Ne5 24. Rg3 Ng4 25. f3 Qd4 26. Rh1 Kf7 27. Qh7+ Ke8 28. Qg6+ Ke7 29. fxg4 Qxe4 30. Rh7+ Kd6 31. Rd3+ Kc5 32. Qg7 Qe1+ 33. Rd1 Qe3+ 34. Kb1 Rfe8 35. Qxb7 Qe2 36. b4+ 1-0

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.21"]
[Round "5"]
[White "Grahl, Matthias"]
[Black "Richters, Marc"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1776"]
[BlackElo "1951"]
[PlyCount "49"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 h5 6. Qd2 Nbd7 7. Bd3 e5 8. d5 a6 9. Nge2 b5 10. a3 Nb6 11. b3 Bb7 12. a4 b4 13. Nd1 Nfxd5 14. Bg5 f6 15. exd5 fxg5 16. Qxg5 Kf8 17. Be4 a5 18. Ne3 Bc8 19. 0-0-0 Nd7 20. Ng3 Nc5 21. Ngf5 Bd7 22. Nxg7 Kxg7 23. h4 Kf8 24. Rdf1 Qxg5 25. hxg5 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.20"]
[Round "4"]
[White "Weber, Martin"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2031"]
[BlackElo "1776"]
[PlyCount "44"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nge2 Bg7 5. g3 b5 6. Bg2 Bb7 7. 0-0 b4 8. Nd5 e6 9. Nxf6+ Bxf6 10. Be3 d5 11. e5 Be7 12. c4 bxc3 13. bxc3 Ba6 14. Re1 Qd7 15. Rb1 Nc6 16. Nf4 Na5 17. Nd3 Bxd3 18. Qxd3 Nc4 19. Bh6 Bf8 20. Bg5 Be7 21. Bh6 Bf8 22. Bg5 Be7 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.19"]
[Round "3"]
[White "Boehm, Juergen1111"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2214"]
[BlackElo "1776"]
[PlyCount "55"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. e3 Bf5 5. Bd3 Qd7 6. Nc3 Nc6 7. Qf3 Bxd3 8. cxd3 0-0-0 9. Nge2 e5 10. Qxf6 Rg8 11. 0-0-0 Bg7 12. Qh4 exd4 13. exd4 Qf5 14. Kb1 Bf6 15. Ng3 Bxh4 16. Nxf5 Bxf2 17. Rhf1 Bxd4 18. Nxd4 Nxd4 19. Rxf7 Rxg2 20. Rxh7 Rf8 21. Re1 Kb8 22. Nxd5 a5 23. Rxc7 Rff2 24. Re8+ Ka7 25. Rcc8 Rxb2+ 26. Kc1 Rbc2+ 27. Rxc2 Rxc2+ 28. Kb1 1/2-1/2

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.18"]
[Round "2"]
[White "Grahl, Matthias"]
[Black "Wittenberg, Andreas"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1776"]
[BlackElo "2143"]
[PlyCount "76"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. Bg5 Bb4 6. e5 h6 7. Bd2 Ne4 8. Bd3 Bxc3 9. Bxc3 b6 10. Qe2 Bb7 11. Bxe4 dxe4 12. Qxe4 Qd7 13. 0-0-0 0-0-0 14. Qd3 g5 15. Rhe1 Qe7 16. Qe3 Rd5 17. Nd2 Rhd8 18. Ne4 Nb4 19. Bxb4 Qxb4 20. Qc3 Qxc3 21. bxc3 Ra5 22. Kb2 Bd5 23. a3 Ra4 24. f3 Bc4 25. Nd2 Rd5 26. Nxc4 Rb5+ 27. Kc1 Rxc4 28. Kd2 Ra4 29. Ra1 Rba5 30. Re4 Rxa3 31. Rxa3 Rxa3 32. h4 Ra1 33. hxg5 hxg5 34. Rg4 a5 35. c4 a4 36. Kc3 Rb1 37. d5 a3 38. c5 a2 0-1

[Event "Dortmund Sparkassen op-A"]
[Site "Dortmund"]
[Date "2010.07.17"]
[Round "1"]
[White "Schiefelbusch, Dirk"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "2135"]
[BlackElo "1776"]
[PlyCount "74"]
[EventDate "2010.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 d5 5. c4 0-0 6. Nc3 c6 7. Bd3 Bg4 8. Bxf6 Bxf6 9. cxd5 cxd5 10. Qb3 e6 11. Qxb7 Nd7 12. Rb1 Qe7 13. 0-0 Rab8 14. Qxa7 Rfc8 15. Qa4 Nb6 16. Qc2 Bxf3 17. gxf3 e5 18. dxe5 Bxe5 19. f4 Qh4 20. Be2 d4 21. fxe5 dxc3 22. f4 Nd5 23. Qe4 Qh3 24. Bf3 c2 25. Rbc1 Ne7 26. Rxc2 Rxc2 27. Qxc2 Nf5 28. Qf2 Nxe3 29. Rb1 Qf5 30. Re1 Nc2 31. Rd1 Rxb2 32. Bg2 Qg4 33. Qf3 Qc8 34. Rc1 Qc5+ 35. Kh1 Qe3 36. Qxe3 Nxe3 37. Be4 Re2 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.12"]
[Round "9"]
[White "Grahl, Matthias"]
[Black "Herms, Stefan"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1962"]
[BlackElo "1999"]
[PlyCount "90"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Nf3 Bb7 4. Bd3 c5 5. c3 cxd4 6. cxd4 Be7 7. 0-0 Ba6 8. Nc3 Bxd3 9. Qxd3 d6 10. Bf4 a6 11. h3 Nf6 12. Bh2 0-0 13. Nd2 Ne8 14. f4 Nd7 15. Nf3 Nc7 16. Kh1 Nf6 17. g4 Kh8 18. Ne2 d5 19. e5 Ne4 20. Ng3 f5 21. exf6 Nxf6 22. Ng5 h6 23. Nf3 Bd6 24. Ne5 Bxe5 25. fxe5 Ng8 26. Nh5 Qe7 27. Nf4 Rxf4 28. Rxf4 Nb5 29. a4 Nc7 30. Raf1 Ne8 31. Qg6 Qb4 32. Qxe6 Qxb2 33. Rf8 Nef6 34. Rxa8 Qe2 35. Rxf6 Qe4+ 36. Kg1 Qe3+ 37. Rf2 Qe1+ 38. Kg2 Qe4+ 39. Kg3 Qe3+ 40. Rf3 Qe1+ 41. Rf2 Qe3+ 42. Kh4 Qg5+ 43. Kg3 Qe3+ 44. Rf3 Qe1+ 45. Rf2 Qe3+ 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.11"]
[Round "8"]
[White "Ehrlacher, Markus"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1947"]
[BlackElo "1962"]
[PlyCount "61"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 d5 5. Nbd2 c5 6. c3 Nc6 7. 0-0 0-0 8. dxc5 Bxc5 9. e4 e5 10. exd5 Qxd5 11. Bc4 Qd6 12. Nb3 Bg4 13. Qxd6 Bxd6 14. Bg5 Bxf3 15. Bxf6 gxf6 16. gxf3 f5 17. Rad1 Rfd8 18. Bd3 Ne7 19. Nd2 Kg7 20. Nc4 Kf6 21. Rfe1 Bc7 22. Ne3 Rd7 23. Bxf5 Rxd1 24. Rxd1 Nxf5 25. Nd5+ Kg5 26. Nxc7 Rg8 27. Kf1 Kh4 28. Rd7 Nh6 29. Nd5 Kh3 30. Ne7 Rg7 31. Rd6 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.10"]
[Round "7"]
[White "Grahl, Matthias"]
[Black "Simon, Thomas"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1962"]
[BlackElo "1997"]
[PlyCount "74"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 a6 10. Nc3 Be7 11. Be2 0-0 12. 0-0 f5 13. b4 a5 14. bxa5 Rxa5 15. Nb5 Bd7 16. Bd2 Ra8 17. a4 Bxb5 18. cxb5 b6 19. Bb4 Nd7 20. Qb3 e4 21. f4 Bf6 22. Rad1 Nc5 23. Bxc5 dxc5 24. d6+ Kh8 25. Qc4 Bd4+ 26. Rxd4 cxd4 27. Qxd4 Rf6 28. Rd1 Ra7 29. d7 Rf7 30. Qe5 Rfxd7 31. Rxd7 Rxd7 32. Qxf5 Re7 33. h4 Re8 34. h5 Qd4+ 35. Kh2 h6 36. Qg6 Rf8 37. Kh3 Qe3+ 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.09"]
[Round "6"]
[White "Kelbling, Alexander"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1924"]
[BlackElo "1962"]
[PlyCount "29"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nbd2 Ne4 7. 0-0 Nxd2 8. Bxd2 Bxd2 9. Qxd2 0-0 10. Rfe1 d6 11. Rad1 Qe7 12. e4 Nd7 13. Nh4 Rad8 14. f4 g6 15. Nf3 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.08"]
[Round "5"]
[White "Grahl, Matthias"]
[Black "Pilat, Fabian"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1962"]
[BlackElo "1973"]
[PlyCount "64"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Be3 b5 8. 0-0 Bb7 9. Kh1 Nf6 10. f4 h5 11. e5 Ng4 12. Bg1 Nxd4 13. Bxd4 Bc5 14. Be4 Bb6 15. Bxb7 Qxb7 16. Bxb6 Qxb6 17. Qf3 Rc8 18. Ne4 Rxc2 19. Rac1 Rxc1 20. Rxc1 0-0 21. h3 Nh6 22. Rd1 Nf5 23. Rxd7 Rd8 24. Qd3 Rc8 25. Qd1 Ne3 26. Qd2 Nf1 27. Qd3 Ne3 28. Kh2 Nf5 29. g4 Ne3 30. Ng5 Rc2+ 31. Kg3 Nf5+ 32. gxf5 Qf2# 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.07"]
[Round "4"]
[White "Chilla, Jan Eric"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2024"]
[BlackElo "1962"]
[PlyCount "49"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 b6 8. Nf3 c5 9. Ne5 Bb7 10. 0-0 h6 11. Bxf6 Bxf6 12. f4 Nc6 13. Bc2 Be7 14. Qd3 f5 15. Nxd5 Nxe5 16. Nxe7+ Qxe7 17. fxe5 Be4 18. Qc4+ Kh8 19. Bxe4 fxe4 20. Qc2 cxd4 21. exd4 e3 22. Qe4 Qb4 23. Qxe3 Qxb2 24. e6 Rfe8 25. d5 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.06"]
[Round "3"]
[White "Grahl, Matthias"]
[Black "Renk, Cornelius"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1962"]
[BlackElo "1931"]
[PlyCount "69"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Qc7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 Bd6 16. Ne5 0-0-0 17. c4 c5 18. Bc3 cxd4 19. Bxd4 Rhf8 20. Kb1 Nd7 21. Nxd7 Rxd7 22. Bxg7 Rg8 23. Bxh6 Rxg2 24. Be3 Qc6 25. Qd3 a6 26. h6 Be5 27. Qc2 Rxd1+ 28. Rxd1 f5 29. Qd2 Qc7 30. Bd4 Bf4 31. Qb4 Qd8 32. Qc5+ Bc7 33. Kc2 Rh2 34. Be5 Qe7 35. Qxe7 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.05"]
[Round "2"]
[White "Koke, Christoph"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2053"]
[BlackElo "1962"]
[PlyCount "91"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. f4 Qc7 10. f5 Bc4 11. Be3 b5 12. a3 Nbd7 13. Nd2 Nb6 14. Nxc4 bxc4 15. Kh1 Qc6 16. Bxb6 Qxb6 17. Bxc4 Qxb2 18. Qd3 Qb7 19. Nd5 Qa7 20. Bxa6 0-0 21. Nxf6+ Bxf6 22. Bb5 Qc5 23. a4 d5 24. Qxd5 Qxc2 25. Rac1 Qb2 26. Rb1 Qd4 27. Rfd1 Qf2 28. Rd2 Qf4 29. Rf1 Qg5 30. Qa2 Qe3 31. Bc6 Rac8 32. Bd5 Rc3 33. Rc2 h5 34. Rxc3 Qxc3 35. Qc4 Qd2 36. Qa2 Bg5 37. Qxd2 Bxd2 38. g3 Rc8 39. Kg2 Be3 40. Ra1 Bd4 41. Ra2 Rc7 42. a5 Kh7 43. a6 g6 44. fxg6+ Kxg6 45. Bb7 Ba7 46. Rd2 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "2009.07.04"]
[Round "1"]
[White "Grahl, Matthias"]
[Black "Volkov, Mykyta"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "1962"]
[BlackElo "2115"]
[PlyCount "46"]
[EventDate "2009.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nbc6 8. Nf3 Qa5 9. Bd2 c4 10. Be2 f6 11. exf6 gxf6 12. Nh4 Ng6 13. Bh5 Rg8 14. Qf3 Ke7 15. Qg3 Bd7 16. f4 Nxh4 17. Qxh4 Rxg2 18. Bf3 Rxd2 19. Kxd2 Nxd4 20. Qxh7+ Kd6 21. Bh5 Nb5 22. Ke2 Nxc3+ 23. Kf3 Ne4 0-1

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.07.01"]
[Round "9"]
[White "Kelbling, Philipp"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1919"]
[BlackElo "1961"]
[PlyCount "23"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Bd3 Nbd7 9. f3 b5 10. 0-0 Be7 11. Qe1 0-0 12. Rd1 1/2-1/2

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.30"]
[Round "8"]
[White "Grahl, Matthias"]
[Black "Pilat, Daniel"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "1961"]
[BlackElo "2105"]
[PlyCount "54"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Be3 Nf6 8. f4 Nxd4 9. Bxd4 Qxf4 10. g3 Qd6 11. Be3 Qc7 12. Qf3 Bd6 13. 0-0-0 Be5 14. Bd2 d6 15. Rhf1 0-0 16. g4 b5 17. g5 Nd7 18. Qh5 g6 19. Qh4 Re8 20. Rxf7 Bg7 21. Rdf1 Rf8 22. Rxf8+ Nxf8 23. Qg4 b4 24. Nd1 a5 25. h4 Ba6 26. Bxa6 Rxa6 27. Qe2 Rc6 1/2-1/2

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.29"]
[Round "7"]
[White "Fenner, Martin"]
[Black "Grahl, Matthias"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "2060"]
[BlackElo "1961"]
[PlyCount "54"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Qc2 b6 8. Nf3 Bb7 9. Bd3 h6 10. Bxf6 Bxf6 11. h4 c5 12. Ne2 g6 13. g4 Bg7 14. Ng3 cxd4 15. Nxd4 Qe7 16. Kf1 Rc8 17. Qd2 Nc6 18. Nxc6 Bxc6 19. h5 Qg5 20. hxg6 fxg6 21. Rg1 d4 22. Ne4 dxe3 23. fxe3 Rf8+ 24. Ke2 Qh4 25. Raf1 Rxf1 26. Kxf1 Bxe4 27. Bxe4 Rf8+ 0-1

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.28"]
[Round "6"]
[White "Grahl, Matthias"]
[Black "Konietzka, Lutz"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1961"]
[BlackElo "2106"]
[PlyCount "89"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. c3 Qxc5 6. Be3 Qa5 7. b4 Qc7 8. Bd4 Nf6 9. e5 Ng4 10. e6 f6 11. Na3 Nc6 12. h3 Nge5 13. Nb5 Qb8 14. exd7+ Bxd7 15. Be3 Be6 16. Nfd4 Bf7 17. Na3 0-0 18. f4 Nxd4 19. cxd4 Nc6 20. b5 Nb4 21. Bc4 Nd5 22. Bxd5 Bxd5 23. 0-0 Qd6 24. Nc2 Rac8 25. Qd2 Bc4 26. Rfb1 Rfd8 27. Rc1 Bd5 28. Qa5 b6 29. Qa3 Bc4 30. Qxd6 Rxd6 31. Nb4 Be6 32. Rxc8+ Bxc8 33. Nc6 Rd7 34. Rc1 Bb7 35. Kf2 Kf7 36. g3 Ke6 37. Nxa7 Bd5 38. Nc8 Bxa2 39. Nxb6 Rd6 40. Nc4 Rd5 41. b6 Rb5 42. Rc2 Bb3 43. Rb2 Kd7 44. Nd2 Bc4 45. Nxc4 1-0

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.27"]
[Round "5"]
[White "Reichelt, Manfred"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2056"]
[BlackElo "1961"]
[PlyCount "79"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. 0-0 0-0 8. d4 d6 9. b3 Qe8 10. Ba3 Bd7 11. Rc1 e4 12. Nf4 Ne7 13. Qd2 g5 14. Nfd5 Rc8 15. f3 exf3 16. Bxf3 c6 17. Nxf6+ Rxf6 18. e4 g4 19. Bg2 Bh6 20. Qe2 Bxc1 21. Bxc1 Qg6 22. Bf4 Re8 23. e5 dxe5 24. Bxe5 Rff8 25. Qd2 Qf7 26. Qg5+ Ng6 27. Ne4 Rxe5 28. dxe5 Qe7 29. Qxe7 Nxe7 30. Nf6+ Rxf6 31. exf6 Ng6 32. Rd1 Nf8 33. Rd6 Kf7 34. b4 Be6 35. Bf1 Kxf6 36. Rd8 Nd7 37. a4 a5 38. bxa5 Nc5 39. Rb8 Ke5 40. Rxb7 1-0

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.26"]
[Round "4"]
[White "Grahl, Matthias"]
[Black "Smolka, Alexander"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1961"]
[BlackElo "2091"]
[PlyCount "47"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 d6 6. Nf3 g6 7. 0-0 Bg7 8. Bd2 0-0 9. Rb1 a5 10. a3 h6 11. h4 f4 12. gxf4 Nh5 13. Nd5 Bg4 14. Nh2 Qxh4 15. Nxg4 Qxg4 16. e3 Qh4 17. fxe5 Nxe5 18. f4 Ng4 19. Rf3 Qh2+ 20. Kf1 Ng3+ 21. Rxg3 Qxg3 22. Qe2 Rae8 23. Be1 Nxe3+ 24. Kg1 0-1

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.24"]
[Round "3"]
[White "Bramkamp, Rainer"]
[Black "Grahl, Matthias"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2117"]
[BlackElo "1961"]
[PlyCount "39"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Re1 g6 9. c3 Bg7 10. Nd2 0-0 11. N2f3 Rac8 12. Nxc6 Qxc6 13. Qe2 Nd7 14. Bf4 a6 15. e5 dxe5 16. Nxe5 Nxe5 17. Bxe5 Bxe5 18. Qxe5 e6 19. Red1 Rfd8 20. Qe2 1/2-1/2

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.23"]
[Round "2"]
[White "Grahl, Matthias"]
[Black "Kotainy, Jens"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1961"]
[BlackElo "2032"]
[PlyCount "107"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 e5 7. d3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Qe2 Bd6 11. Be3 Qd7 12. 0-0-0 0-0-0 13. Na4 Kb8 14. Nxb6 axb6 15. a3 Rhe8 16. Qd2 f5 17. Bg5 Rc8 18. Nh4 Nd4 19. Nxg6 hxg6 20. gxf5 Nxb3+ 21. cxb3 gxf5 22. Kb1 f4 23. b4 Qf5 24. h4 e4 25. dxe4 Rxe4 26. Qc2 Rce8 27. f3 R4e5 28. Qxf5 Rxf5 29. Rhe1 Rxe1 30. Rxe1 Re5 31. Rxe5 Bxe5 32. Kc2 Kc8 33. b3 Kd7 34. Kd3 b5 35. h5 b6 36. Ke4 Bb2 37. Kf5 Bxa3 38. Bf6 Ke8 39. Bxg7 Kf7 40. Bc3 c5 41. h6 Bxb4 42. Bxb4 cxb4 43. Kxf4 Kg6 44. Ke5 Kxh6 45. f4 Kg7 46. Ke6 Kf8 47. Kf6 Ke8 48. Kg7 Ke7 49. f5 Kd6 50. f6 Kd5 51. f7 Kd4 52. f8Q Kc3 53. Qf3+ Kb2 54. Kf6 1-0

[Event "Dortmund op-A"]
[Site "Dortmund"]
[Date "2007.06.22"]
[Round "1"]
[White "Tkachuk, Konstantyn"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "2133"]
[BlackElo "1961"]
[PlyCount "46"]
[EventDate "2007.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. Be3 0-0 9. f3 Nc6 10. Qd2 Qc7 11. g4 Na5 12. g5 Nxb3 13. axb3 Nd7 14. 0-0-0 b5 15. h4 Nc5 16. Kb1 g6 17. h5 b4 18. Na4 Nxa4 19. bxa4 e5 20. Qh2 Bd8 21. Nc6 b3 22. cxb3 f5 23. hxg6 Qg7 1-0

[Event "GER-ch H corr"]
[Site "GER corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Grahl, Matthias"]
[Black "Giese, Ulrich"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "62"]
[EventDate "1994.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Be3 a6 8. Na3 Rb8 9. Nd5 Nxd5 10. exd5 Ne7 11. c3 Nf5 12. Bd2 Be7 13. Bd3 Bg5 14. Nc2 0-0 15. 0-0 Bxd2 16. Qxd2 Nh4 17. f4 f5 18. Rae1 e4 19. Be2 b5 20. Nd4 Bb7 21. Ne6 Qb6+ 22. Kh1 Rf6 23. Rg1 Ng6 24. g4 Rxe6 25. gxf5 e3 26. Qd1 Nxf4 27. fxe6 Bxd5+ 28. Bf3 e2 29. Qxd5 Nxd5 30. Bxd5 Qc5 31. Bf3 Qe3 0-1

[Event "Bremen-ch op"]
[Site "Achim"]
[Date "1993.04.09"]
[Round "9"]
[White "Hundack, Rolf"]
[Black "Grahl, Matthias"]
[Result "1-0"]
[ECO "E66"]
[PlyCount "43"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 c5 7. d4 Nc6 8. d5 Na5 9. Nd2 a6 10. Qc2 Rb8 11. b3 b5 12. Bb2 e6 13. dxe6 fxe6 14. cxb5 axb5 15. Rad1 Qc7 16. Nde4 d5 17. Nxf6+ Bxf6 18. Rxd5 b4 19. Ne4 exd5 20. Nxf6+ Rxf6 21. Bxf6 Kf7 22. Bg5 1-0

