[Event "Berlin-ch Class-D2"]
[Site "Berlin"]
[Date "2009.05.24"]
[Round "7"]
[White "Ritter, Eberhard"]
[Black "Petersen, Marcel"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1572"]
[BlackElo "937"]
[PlyCount "61"]
[EventDate "2009.05.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Bf5 3. e3 Nc6 4. Bb5 Nf6 5. b3 e6 6. Bb2 Ne4 7. 0-0 Bc5 8. Bxc6+ bxc6 9. Qe2 Rg8 10. d3 Nf6 11. Nbd2 Bg4 12. h3 Bh5 13. Kh2 g5 14. g4 Bg6 15. Nxg5 h6 16. Ngf3 Rb8 17. Ne5 Qd6 18. Ndf3 h5 19. Nxc6 Qxc6 20. Bxf6 hxg4 21. Ne5 Qb6 22. Nxg4 Bh5 23. d4 Bb4 24. Be5 f5 25. Nf6+ Ke7 26. Qxh5 Qc6 27. Qh7+ Kd8 28. Qxg8+ Ke7 29. Qxb8 Qxc2+ 30. Kh1 Ba5 31. Qe8# 1-0

[Event "Berlin-ch Class-D2"]
[Site "Berlin"]
[Date "2009.05.23"]
[Round "6"]
[White "Fartmann, Oliver"]
[Black "Ritter, Eberhard"]
[Result "1/2-1/2"]
[ECO "D06"]
[WhiteElo "1425"]
[BlackElo "1572"]
[PlyCount "27"]
[EventDate "2009.05.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qd8 5. Nf3 h6 6. Bf4 e6 7. e3 Bb4 8. Qa4+ Nc6 9. Bg3 a6 10. a3 Bd6 11. Bd3 Bd7 12. Qc2 0-0 13. 0-0 Bxg3 14. hxg3 1/2-1/2

[Event "Berlin-ch Class-D2"]
[Site "Berlin"]
[Date "2009.05.23"]
[Round "5"]
[White "Ritter, Eberhard"]
[Black "Friedrich, Robert"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1572"]
[BlackElo "1084"]
[PlyCount "75"]
[EventDate "2009.05.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nc6 3. e3 Nf6 4. Bb5 Bd7 5. b3 e6 6. Bb2 a6 7. Bxc6 Bxc6 8. 0-0 Bc5 9. Qe2 Bb5 10. d3 0-0 11. h3 Ne4 12. Qe1 Nd6 13. Nbd2 Nf5 14. Nd4 Nxd4 15. Bxd4 Bd6 16. Qg3 f6 17. Nf3 c5 18. Bb2 c4 19. dxc4 dxc4 20. Rfd1 Qc7 21. Nd4 cxb3 22. cxb3 Rfe8 23. Nxb5 axb5 24. Bxf6 Rac8 25. Rxd6 Qf7 26. Be5 Re7 27. Rad1 Rf8 28. Rb6 Qh5 29. Rdd6 Rc8 30. Rxb5 Qe2 31. Rb4 Rc1+ 32. Kh2 h6 33. Qg6 Rc8 34. Rbd4 Qb5 35. Rd8+ Rxd8 36. Rxd8+ Qe8 37. Rxe8+ Rxe8 38. Qxg7# 1-0

[Event "Berlin-ch Class-D2"]
[Site "Berlin"]
[Date "2009.05.22"]
[Round "4"]
[White "Kantusch, Tobias"]
[Black "Ritter, Eberhard"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "863"]
[BlackElo "1572"]
[PlyCount "114"]
[EventDate "2009.05.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4 6. Bd2 Nxd4 7. Ne2 Bxd2+ 8. Qxd2 Nxe2 9. Bxe2 Qxe4 10. f3 Qe5 11. 0-0-0 Ne7 12. Kb1 0-0 13. f4 Qf6 14. g4 Ng6 15. Rdf1 Re8 16. g5 Qe6 17. f5 Qxe2 18. Qxe2 Rxe2 19. fxg6 hxg6 20. h4 d6 21. h5 gxh5 22. Rxh5 Kf8 23. g6 f6 24. Rh8+ Ke7 25. Rh7 Rg2 26. Re1+ Kd7 27. Rxg7+ Kc6 28. Rg8 b6 29. b3 Bb7 30. Rxa8 Bxa8 31. Re8 Bb7 32. Rg8 Ba6 33. g7 Be2 34. Kb2 Bd3 35. Kc3 Bh7 36. Rf8 Rxg7 37. Rxf6 Rg2 38. Rf4 Rxc2+ 39. Kb4 Rxa2 40. Rc4+ Kb7 41. Rh4 a5+ 42. Kc3 Rc2+ 43. Kd4 Bg8 44. Rh3 Rb2 45. Rh8 Bxb3 46. Kc3 Rb1 47. Rh2 a4 48. Rb2 Rxb2 49. Kxb2 Kc6 50. Kc3 Kc5 51. Kb2 Kc4 52. Kb1 Kc3 53. Ka1 d5 54. Kb1 d4 55. Ka1 d3 56. Kb1 d2 57. Ka1 d1R# 0-1

[Event "Berlin-ch Class-D2"]
[Site "Berlin"]
[Date "2009.05.21"]
[Round "3"]
[White "Ritter, Eberhard"]
[Black "Kuschela, Michel"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1572"]
[BlackElo "1266"]
[PlyCount "44"]
[EventDate "2009.05.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nc6 3. e3 e5 4. Bb5 Bd6 5. Bxc6+ bxc6 6. fxe5 Bc5 7. d4 Bb6 8. 0-0 f6 9. Bd2 c5 10. c3 cxd4 11. exd4 fxe5 12. Nxe5 Nf6 13. Bg5 0-0 14. Nd2 c5 15. Ndf3 Qd6 16. Rc1 Ng4 17. Qd2 Nxe5 18. Nxe5 Ba6 19. Rf2 Rxf2 20. Qxf2 Rf8 21. Qh4 cxd4 22. cxd4 Qxe5 0-1

[Event "Berlin-ch Class-D2"]
[Site "Berlin"]
[Date "2009.05.20"]
[Round "1"]
[White "Denkert, Robert"]
[Black "Ritter, Eberhard"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1083"]
[BlackElo "1572"]
[PlyCount "88"]
[EventDate "2009.05.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd7 8. d4 exd4 9. Nxd4 Qe7 10. Qd3 0-0-0 11. 0-0 Nxd4 12. Qxd4 Bb5 13. Bf5+ Kb8 14. Qe3 Bxf1 15. Kxf1 Rd1+ 16. Ke2 Qd8 17. Bd3 Rh1 18. h3 Bb4 19. c3 Re8 20. cxb4 Rxe3+ 21. Kxe3 Qg5+ 22. Kf3 Rxc1 23. Rxc1 Qxc1 24. Bxh7 Qxb2 25. Bg8 Qxa2 26. g4 Qb3+ 27. Kg2 Qe6 28. f4 Qf6 29. f5 g6 30. fxg6 Qxg6 31. Bxf7 Qxf7 32. h4 Kc8 33. h5 Kd8 34. Kh3 Qf6 35. Kg3 Ke8 36. Kh3 Kf8 37. Kg3 Kg7 38. Kh3 Kh6 39. Kg3 Kg5 40. Kh3 Kf4 41. Kh2 Kxg4 42. h6 Kf3 43. Kg1 Qb2 44. h7 Qg2# 0-1

