[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.06.21"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Mayer, Florent"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1664"]
[BlackElo "1458"]
[PlyCount "72"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 Nge7 7. d3 0-0 8. e4 Nd4 9. Nxd4 exd4 10. Ne2 Be6 11. h3 Qd7 12. Kh2 c5 13. Nf4 f5 14. Nxe6 Qxe6 15. exf5 Rxf5 16. Bxb7 Raf8 17. f4 Kh8 18. Bg2 g5 19. fxg5 Rxf1 20. Bxf1 Rf2+ 21. Bg2 Be5 22. Qg4 Nf5 23. Bf4 Qg6 24. Rf1 Rxf1 25. Bxf1 Qf7 26. Bg2 Qf8 27. Be4 Ne3 28. Qf3 Qb8 29. b3 Qd8 30. Bxe3 dxe3 31. Qxe3 Qa5 32. Qf2 Kg7 33. h4 Qd8 34. Qf5 Qg8 35. Kh3 h6 36. Qg6+ Kh8 1-0

[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.06.14"]
[Round "6"]
[White "Olschewsky, Roman"]
[Black "Block, Werner"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1664"]
[BlackElo "1979"]
[PlyCount "160"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 e5 4. Bg2 c6 5. d3 Be7 6. e4 Nbd7 7. Nge2 Nf8 8. 0-0 Ne6 9. b3 g5 10. d4 exd4 11. Nxd4 Rg8 12. Bb2 h5 13. h3 Qc7 14. Nce2 Bd7 15. Nf5 Nc5 16. Nxd6+ Bxd6 17. Bxf6 Rg6 18. Bd4 h4 19. Bxc5 Bxc5 20. g4 0-0-0 21. Qc2 Qe5 22. Qc3 Qc7 23. Kh1 Be6 24. Rac1 Qb6 25. Rc2 Bxf2 26. c5 Qxc5 27. Qxc5 Bxc5 28. Rxc5 Rd2 29. Ng1 Rxa2 30. Nf3 Bxb3 31. Nxg5 Kc7 32. Nf3 a5 33. Nxh4 Rd6 34. Nf3 a4 35. Rc3 b5 36. e5 Rd8 37. Rfc1 Bd5 38. R3c2 b4 39. Ne1 Rxc2 40. Nxc2 Bxg2+ 41. Kxg2 b3 42. Na3 Rd2+ 43. Kg3 b2 44. Rc3 Rd1 45. h4 Ra1 46. Kf4 Rxa3 47. Rxa3 b1Q 48. Re3 Qc1 49. h5 a3 50. h6 a2 51. h7 Qh1 52. Ra3 Qxh7 53. Rxa2 Qg6 54. g5 c5 55. Ra7+ Kb6 56. Rd7 Qh5 57. Rd6+ Kb5 58. Rd8 Qh4+ 59. Kf5 Qh3+ 60. Kf4 Qf1+ 61. Kg4 c4 62. Rb8+ Kc6 63. Rc8+ Kd5 64. Re8 Qe2+ 65. Kf4 Qe4+ 66. Kg3 c3 67. Kf2 Kc4 68. Rc8+ Kd3 69. Rd8+ Kc2 70. Re8 Qf4+ 71. Kg2 Qxg5+ 72. Kf3 Kc1 73. Ke2 Qd2+ 74. Kf3 c2 75. e6 Qd5+ 76. Kf2 fxe6 77. Ke1 Qd2+ 78. Kf1 Kd1 79. Rxe6 Qf4+ 80. Kg1 Qg4+ 0-1

[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.06.07"]
[Round "5"]
[White "Krusemark, Gerhard"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1779"]
[BlackElo "1664"]
[PlyCount "57"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e6 4. Nf3 b6 5. Bd3 Bb7 6. h3 Be7 7. Be3 Nbd7 8. Qe2 0-0 9. 0-0-0 Re8 10. g4 g6 11. Rhg1 Kh8 12. h4 c5 13. dxc5 bxc5 14. h5 Nf8 15. Ng5 N6d7 16. Nxf7+ Kg7 17. Nxd8 Rexd8 18. hxg6 Nxg6 19. f4 Bf6 20. e5 dxe5 21. f5 Nf4 22. Bxf4 exf4 23. fxe6 Ne5 24. Be4 f3 25. Qh2 Bxe4 26. Nxe4 Rh8 27. g5 Nd3+ 28. Rxd3 Bd4 29. Qh6+ 1-0

[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.05.24"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Koerner, Reinhard"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1664"]
[BlackElo "1524"]
[PlyCount "165"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 b6 2. Nf3 Bb7 3. Nc3 e6 4. e4 Bb4 5. Qb3 Bxc3 6. Qxc3 Bxe4 7. Qxg7 Qf6 8. Qxf6 Nxf6 9. Be2 d6 10. d3 Bb7 11. g3 h6 12. 0-0 Nbd7 13. b3 0-0-0 14. Bb2 Rhg8 15. b4 h5 16. Nh4 Ng4 17. a4 f5 18. Bc1 Rdf8 19. h3 Ngf6 20. Kh2 Ne5 21. d4 Ng6 22. Nxg6 Rxg6 23. h4 Rfg8 24. Bg5 Ng4+ 25. Kh3 Rf8 26. a5 Kd7 27. axb6 axb6 28. c5 dxc5 29. bxc5 Ra8 30. Rxa8 Bxa8 31. cxb6 cxb6 32. f3 Nf6 33. Rc1 Bc6 34. Ra1 Ke8 35. Ra6 Nd7 36. f4 Rg8 37. Bxh5+ Kf8 38. Be2 Kg7 39. Bc4 Kf7 40. Ra7 Ra8 41. Rxa8 Bxa8 42. Bb5 Nf8 43. Bd8 Bf3 44. Bxb6 Nh7 45. Bd8 Nf8 46. Kh2 Bb7 47. Kg1 Bc8 48. Kf2 Bd7 49. Bxd7 Nxd7 50. Bg5 Nb6 51. Kf3 Nc4 52. Bd8 Nd6 53. Ba5 Ke8 54. Be1 Kf7 55. Ke2 Kg6 56. Kd3 Nf7 57. Kc4 Nd6+ 58. Kc5 Ne8 59. d5 exd5 60. Kxd5 Ng7 61. Ke5 Nh5 62. Kd4 Nf6 63. Ke3 Ng8 64. Ba5 Nh6 65. Bd8 Nf7 66. Bg5 Nd6 67. Kf3 Nf7 68. g4 Nd6 69. h5+ Kh7 70. gxf5 Nxf5 71. Kg4 Ng7 72. f5 Ne8 73. f6 Nd6 74. Kf4 Nf7 75. Kf5 Nd8 76. Bc1 Nf7 77. Ke6 Kg8 78. Ke7 Nh8 79. Bh6 Nf7 80. Bf8 Ng5 81. h6 Nh7 82. f7+ Kh8 83. Bg7# 1-0

[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.05.17"]
[Round "3"]
[White "Doering, Martin"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1818"]
[BlackElo "1664"]
[PlyCount "155"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 b6 4. Bb5+ c6 5. Bd3 Bg4 6. f3 Bc8 7. Nge2 Ba6 8. Be3 Bxd3 9. Qxd3 g6 10. g4 Bg7 11. Ng3 b5 12. Nce2 Qd7 13. g5 Ng8 14. h4 Na6 15. c3 0-0-0 16. a4 Qb7 17. axb5 cxb5 18. Kf2 e5 19. Rhc1 Ne7 20. Ra5 Nc7 21. c4 Nc6 22. Rxb5 Qa6 23. d5 Nd4 24. Nxd4 exd4 25. Bxd4 Bxd4+ 26. Qxd4 Kd7 27. Rb3 Rb8 28. Ra3 Qb6 29. Qxb6 Rxb6 30. Rc2 Rhb8 31. Rxa7 Rxb2 32. Ra2 Rxc2+ 33. Rxc2 Na6 34. Nf1 Nc5 35. Rc3 Rb2+ 36. Kg3 Rb1 37. Ne3 Rg1+ 38. Kh2 Re1 39. Ng4 Ke7 40. Ra3 Rc1 41. e5 Rxc4 42. exd6+ Kxd6 43. Ra8 Rc2+ 44. Kg3 Rc1 45. Rh8 Rg1+ 46. Kh2 Rf1 47. Kg2 Rd1 48. Nf6 Nd7 49. Rxh7 Ne5 50. Ne4+ Kd7 51. f4 Nd3 52. Rxf7+ Kd8 53. Rf6 Ne1+ 54. Kf2 Nc2 55. Rxg6 Rh1 56. Rh6 Nd4 57. Ng3 Rh2+ 58. Ke3 Nc2+ 59. Ke4 Rh3 60. Nf5 Rh1 61. Ke5 Re1+ 62. Kf6 Nb4 63. Kf7 Kc7 64. d6+ Kd7 65. g6 Nc6 66. Kg7 Nd8 67. Rh5 Ne6+ 68. Kf6 Nxf4 69. Rh7+ Kc6 70. Rc7+ Kd5 71. d7 Ne6 72. Rc8 Ke4 73. Kxe6 Kf4+ 74. Kf6 Kg4 75. d8Q Rf1 76. Rc4+ Kh3 77. Qd3+ Kg2 78. Rc2+ 1-0

[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.05.10"]
[Round "2"]
[White "Olschewsky, Roman"]
[Black "Vahrenholt, Volker"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1664"]
[BlackElo "1379"]
[PlyCount "72"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Nge7 5. e3 Bg7 6. Nge2 0-0 7. a3 a5 8. 0-0 d6 9. d3 Bg4 10. h3 Bf5 11. e4 Be6 12. Kh2 Kh8 13. Rb1 Ng8 14. b4 axb4 15. axb4 Nf6 16. b5 Ne7 17. Bd2 Neg8 18. f4 Qd7 19. Qc1 Ne7 20. Ng1 Nh5 21. Nce2 Ra2 22. Bf3 exf4 23. gxf4 Rg8 24. Nc3 Rxd2+ 25. Qxd2 Nxf4 26. Nce2 Nxh3 27. Kh1 Be5 28. d4 Nxg1 29. Nxg1 Bg3 30. Qg2 Bh4 31. d5 Bh3 32. Qxh3 Qxh3+ 33. Nxh3 Ra8 34. Ra1 Rb8 35. Kg2 h6 36. Be2 Kh7 1-0

[Event "Berlin Lieb Memorial 5th"]
[Site "Berlin"]
[Date "2019.05.03"]
[Round "1"]
[White "Boettcher, Patrick"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2107"]
[BlackElo "1664"]
[PlyCount "69"]
[EventDate "2019.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 b6 4. Bd3 Bb7 5. Nf3 e6 6. h3 Be7 7. 0-0 Nbd7 8. Qe2 a6 9. a4 Qc8 10. Re1 h6 11. Bd2 c5 12. e5 Nd5 13. exd6 Bxd6 14. Ne4 Be7 15. c4 N5f6 16. d5 Nxe4 17. Bxe4 Nf6 18. Bf5 Nxd5 19. cxd5 Bxd5 20. Be4 Bxe4 21. Qxe4 0-0 22. Qg4 Bf6 23. Bxh6 Qc7 24. Bf4 Qb7 25. Be5 Qe7 26. Ra3 Bxe5 27. Nxe5 Rac8 28. Rg3 f5 29. Qh5 Qe8 30. Ng6 Rf6 31. Qh8+ Kf7 32. Ne5+ Ke7 33. Rxg7+ Kd6 34. Qxe8 Rxe8 35. Rd7# 1-0

[Event "Berlin Lieb Memorial 4th"]
[Site "Berlin"]
[Date "2018.06.29"]
[Round "7"]
[White "Ettel, Ralf"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "1683"]
[PlyCount "94"]
[EventDate "2018.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e6 2. d4 c5 3. Nf3 b6 4. d5 Qc7 5. Nc3 a6 6. g3 Nf6 7. Bg2 Bb7 8. 0-0 exd5 9. cxd5 d6 10. Bf4 Be7 11. e4 Nh5 12. Be3 0-0 13. Ng5 g6 14. f4 Ng7 15. f5 Nd7 16. Bh3 h6 17. Nf3 g5 18. Rc1 Nf6 19. Bg2 b5 20. b4 c4 21. Nd4 Nh7 22. Qd2 Bf6 23. a4 Bxd4 24. Bxd4 Qd7 25. a5 Nh5 26. f6 Bc8 27. Qe2 g4 28. Qe3 Ng5 29. Rf5 Qxf5 30. exf5 Bxf5 31. Rf1 Bd3 32. Rf2 Rae8 33. Qd2 Kh7 34. Be3 Rg8 35. Bxg5 Rxg5 36. Bf1 Bg6 37. Ne2 Rge5 38. Nf4 Nxf4 39. Rxf4 h5 40. Kf2 Be4 41. Qd4 Bxd5 42. Qa7 c3 43. Bd3+ Kh6 44. Rd4 c2 45. Rxd5 c1Q 46. Rxe5 Rxe5 47. Be2 Rf5+ 0-1

[Event "Berlin Lieb Memorial 4th"]
[Site "Berlin"]
[Date "2018.06.28"]
[Round "6"]
[White "Olschewsky, Roman"]
[Black "Baesecke, Helmut"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1683"]
[BlackElo "1694"]
[PlyCount "95"]
[EventDate "2018.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e6 2. d3 g6 3. g3 Bg7 4. Bg2 Nf6 5. Nc3 0-0 6. Nf3 d5 7. cxd5 exd5 8. d4 c6 9. 0-0 Re8 10. h3 Be6 11. Be3 Nbd7 12. Ng5 Nf8 13. Nxe6 Nxe6 14. Qc1 Nd7 15. Rd1 Nb6 16. b3 Nc8 17. Rb1 Nd6 18. g4 f5 19. f3 Qf6 20. g5 Qe7 21. f4 Nxg5 22. Bf2 Nge4 23. Nxe4 Nxe4 24. Bxe4 Qxe4 25. e3 Bf8 26. b4 a6 27. a3 Qf3 28. h4 Qg4+ 29. Kh2 Qe2 30. Rb2 Qf3 31. Rg1 a5 32. Rg3 Qe4 33. h5 Re6 34. Qg1 Kf7 35. bxa5 Ra7 36. hxg6+ Rxg6 37. a4 Ba3 38. Rb1 Qc2 39. Rxg6 hxg6 40. Kg3 Be7 41. Qh1 Kg7 42. a6 bxa6 43. Rb8 Qe2 44. Qh8+ Kf7 45. Qe8+ Kg7 46. Qh8+ Kf7 47. Qe8+ Kg7 48. Qh8+ 1/2-1/2

[Event "Berlin Lieb Memorial 4th"]
[Site "Berlin"]
[Date "2018.06.21"]
[Round "5"]
[White "Luckow, Max Jonathan"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[BlackElo "1683"]
[PlyCount "77"]
[EventDate "2018.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 b6 4. Bb5+ c6 5. Bd3 Ba6 6. e5 dxe5 7. dxe5 Nd5 8. f4 Nxc3 9. bxc3 e6 10. Qf3 Qc7 11. Qg3 g6 12. Nf3 Bg7 13. Ba3 c5 14. c4 Nc6 15. 0-0 0-0 16. Bb2 Nb4 17. Nd2 Rad8 18. Rad1 Nc6 19. Ne4 Ne7 20. h4 Nf5 21. Qh3 h5 22. Rf3 Nh6 23. Rg3 Bxc4 24. Rf1 Bxd3 25. cxd3 Kh8 26. Rff3 Nf5 27. Rg5 Bh6 28. g4 Nd4 29. Bxd4 Rxd4 30. Nf6 Bxg5 31. hxg5 c4 32. gxh5 Kg7 33. hxg6 Rh8 34. Ne8+ Kg8 35. Qxh8+ Kxh8 36. Rh3+ Kg8 37. g7 f5 38. Rh8+ Kf7 39. g8Q+ 1-0

[Event "Berlin Lieb Memorial 4th"]
[Site "Berlin"]
[Date "2018.06.07"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Bornschein, Burkhard"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1683"]
[BlackElo "1980"]
[PlyCount "160"]
[EventDate "2018.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. d3 c6 4. Bg2 d6 5. Nd2 Be7 6. Ngf3 0-0 7. 0-0 h6 8. b3 a5 9. Bb2 Na6 10. a4 Qc7 11. Rc1 Nb4 12. h3 Be6 13. Kh2 b6 14. Ng1 Rac8 15. Ndf3 Qb8 16. e4 b5 17. axb5 cxb5 18. Qe2 bxc4 19. dxc4 Nd7 20. Ra1 Qb6 21. Bc3 Nc5 22. Nd2 Ra8 23. Bxb4 Qxb4 24. Qe3 Rab8 25. Rab1 Bd7 26. f4 Ne6 27. Ngf3 Bf6 28. h4 Bc6 29. f5 Nc5 30. Kh3 Qb7 31. Ne1 Qe7 32. Nd3 Nxd3 33. Qxd3 Rb4 34. Rb2 Rfb8 35. Ra2 a4 36. bxa4 Bxa4 37. Rfa1 Qd7 38. Nf1 Bb3 39. Ra7 Qc6 40. Qd5 Qxc4 41. Qxd6 Qd4 42. Qc7 Qd8 43. Rc1 Rd4 44. Rc3 Qxc7 45. Rcxc7 Rd3 46. Nh2 Bd1 47. Rd7 Rbb3 48. Rxd3 Rxd3 49. Ng4 Rd2 50. Ne3 Be2 51. Nd5 h5 52. Ra8+ Kh7 53. Rf8 Bg4+ 54. Kh2 Bf3 55. Ne3 Re2 56. Kg1 Bxe4 57. Bxe4 Rxe3 58. Bd5 Rxg3+ 59. Kf2 Bxh4 60. Ke2 Rg5 61. Be4 f6 62. Kd3 Rg4 63. Bc6 Rf4 64. Re8 Bg3 65. Ke2 h4 66. Bd5 h3 67. Bg8+ Kh6 68. Bf7 Kg5 69. Rh8 Rh4 70. Rg8 h2 71. Rxg7+ Kf4 72. Bd5 e4 73. Bxe4 Kxe4 74. Re7+ Kxf5 75. Re3 h1Q 76. Rf3+ Bf4 77. Rf2 Rh2 78. Rxh2 Qxh2+ 79. Kd3 Ke5 80. Kc4 Qc2+ 0-1

[Event "Berlin Lieb Memorial 4th"]
[Site "Berlin"]
[Date "2018.05.31"]
[Round "3"]
[White "Olschewsky, Roman"]
[Black "Grosse Austing, Bernhard"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1683"]
[BlackElo "1238"]
[PlyCount "81"]
[EventDate "2018.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 c6 4. Qc2 Nf6 5. Nf3 Bd6 6. 0-0 Nbd7 7. d4 0-0 8. c5 Be7 9. Nc3 Ne4 10. b4 f5 11. e3 Qe8 12. Ne2 Ndf6 13. Ne5 Bd7 14. f3 Ng5 15. h4 Nf7 16. Bd2 Nxe5 17. dxe5 Nh5 18. Kh2 g5 19. g4 Ng7 20. h5 Nxh5 21. gxh5 Qxh5+ 22. Kg1 g4 23. Nf4 Qg5 24. Qd1 g3 25. Nh3 Qh4 26. Bc3 Rf7 27. Qd4 Qh6 28. Qf4 Qxf4 29. Nxf4 Rg7 30. Be1 Bh4 31. Rd1 Kh8 32. Rd4 Bg5 33. Bxg3 Rag8 34. Rf2 Bh6 35. Bh2 Rxg2+ 36. Rxg2 Be8 37. Rxg8+ Kxg8 38. Kf2 Bf7 39. Nh3 Bg7 40. f4 Bf8 41. Ng5 1-0

[Event "Berlin Lieb Memorial 4th"]
[Site "Berlin"]
[Date "2018.05.24"]
[Round "2"]
[White "Schubert, Vincent"]
[Black "Olschewsky, Roman"]
[Result "1/2-1/2"]
[ECO "E12"]
[BlackElo "1683"]
[PlyCount "131"]
[EventDate "2018.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4 d6 5. h3 Bb7 6. e3 Be7 7. Be2 0-0 8. Nbd2 Nbd7 9. 0-0 h6 10. b3 Re8 11. Qc2 Nf8 12. Rac1 Ng6 13. Bh2 c5 14. Rfd1 Qc8 15. Ne1 Nd7 16. Bf3 Nh4 17. Bxb7 Qxb7 18. Nef3 Nxf3+ 19. Nxf3 Nf6 20. dxc5 dxc5 21. Bd6 Bd8 22. Be5 Nh5 23. Rd3 Bf6 24. Bxf6 Nxf6 25. Rcd1 Qc7 26. Rd6 e5 27. Qf5 Qe7 28. Nh2 e4 29. Ng4 Nxg4 30. Qxg4 g6 31. Qd7 Kf8 32. Kf1 Qxd7 33. Rxd7 Re7 34. R7d5 f6 35. Ke2 Kf7 36. f4 exf3+ 37. gxf3 Rae8 38. Rd7 g5 39. R1d5 Kg6 40. Rxe7 Rxe7 41. Kf2 Kh5 42. e4 Kh4 43. Rd1 Kh5 44. Kg3 Kg6 45. Kg4 h5+ 46. Kg3 Kf7 47. Rd5 Ke6 48. Rf5 Kf7 49. Rd5 Kg6 50. Rf5 Re5 51. Rxe5 fxe5 52. Kg2 Kf6 53. Kf2 a6 54. Ke3 Ke6 55. Kd3 Kd6 56. Kc3 b5 57. a3 bxc4 58. bxc4 Kc6 59. a4 Kb6 60. Kb3 Kc6 61. Kc3 Kd6 62. Kd3 Ke6 63. Ke3 Kf6 64. Kf2 h4 65. Ke3 a5 66. Kf2 1/2-1/2

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.08"]
[Round "9"]
[White "Olschewsky, Roman"]
[Black "Theilig, Reinhard"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "1700"]
[BlackElo "1602"]
[PlyCount "75"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 d6 3. Bg2 g6 4. Nc3 Bg7 5. d3 0-0 6. e4 c6 7. Nge2 e5 8. 0-0 Be6 9. h3 a6 10. Kh2 b5 11. b3 Nbd7 12. Ng1 Nb6 13. Nce2 bxc4 14. bxc4 h6 15. Rb1 Rb8 16. Be3 d5 17. cxd5 cxd5 18. Bc5 Re8 19. a3 dxe4 20. dxe4 Qxd1 21. Rfxd1 Na4 22. Bd6 Rxb1 23. Rxb1 Nd7 24. Rb4 Nac5 25. f3 Bf8 26. Bxf8 Rxf8 27. Nc3 Rb8 28. Bf1 a5 29. Rb5 Rxb5 30. Bxb5 Nb6 31. Nge2 Bc4 32. Nc1 Bxb5 33. Nxb5 Nc4 34. Na2 Ne6 35. Nac3 Nd4 36. f4 exf4 37. gxf4 Nxb5 38. Nxb5 1/2-1/2

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.07"]
[Round "8"]
[White "Andrasch, Peter"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1748"]
[BlackElo "1700"]
[PlyCount "97"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. f4 e6 2. Nf3 g6 3. e3 Bg7 4. Be2 b6 5. 0-0 Bb7 6. Nc3 d6 7. Rb1 Ne7 8. b3 Nd7 9. Bb2 0-0 10. Qe1 e5 11. Ng5 h6 12. Nge4 f5 13. Ng3 e4 14. Nb5 Kh7 15. Nd4 Bxd4 16. Bxd4 c5 17. Bb2 d5 18. c4 Nf6 19. cxd5 Nexd5 20. a3 h5 21. Bc4 a6 22. a4 Nb4 23. Qd1 Nd3 24. Ba1 Qd7 25. Qc2 Rad8 26. Qc3 Qc6 27. Bxd3 exd3 28. Rf2 Rd7 29. Rc1 Ng4 30. Rf3 h4 31. h3 Nf6 32. Nf1 Qd6 33. Nh2 Bxf3 34. Nxf3 Ne4 35. Qc4 Ng3 36. Kh2 a5 37. Nxh4 Ne4 38. Nf3 Kh6 39. Be5 Qd5 40. Qb5 Qe6 41. h4 Kh5 42. Ng5 Nxg5 43. hxg5 Kg4 44. Kg1 Rh7 45. Qxd3 Qc6 46. Rf1 Qe4 47. Qe2+ Kh4 48. Kf2 Qb1 49. Rxb1 1-0

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.06"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Paris, Gerhard"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1700"]
[BlackElo "1476"]
[PlyCount "89"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. d3 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 0-0 6. Nf3 Nbd7 7. 0-0 Rb8 8. h3 b6 9. e4 e5 10. Bg5 Nc5 11. b4 Ne6 12. Be3 c5 13. b5 Bd7 14. a4 Qc8 15. Kh2 Ne8 16. Nd5 Qd8 17. Qd2 f6 18. a5 N6c7 19. Nc3 Ne6 20. a6 Nd4 21. Bxd4 cxd4 22. Ne2 Nc7 23. Nfg1 Ne6 24. Qb4 Nc5 25. Rad1 Kh8 26. f4 Qe7 27. Qe1 Rf7 28. g4 Bh6 29. Qh4 Bxf4+ 30. Nxf4 exf4 31. Qf2 g5 32. Qxd4 Kg7 33. Nf3 Rh8 34. Nxg5 Rff8 35. Nf3 Ne6 36. Qb2 Kf7 37. Nh4 Qd8 38. Nf5 Qc7 39. Qb4 Nc5 40. Bf3 Rhg8 41. Nh6+ Kg7 42. Nxg8 Kxg8 43. d4 Ne6 44. e5 fxe5 45. dxe5 1-0

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.05"]
[Round "6"]
[White "Stock, Joachim"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1575"]
[BlackElo "1700"]
[PlyCount "151"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 b6 3. d4 Bb7 4. Nc3 e6 5. Bd3 Nf6 6. 0-0 Be7 7. h3 0-0 8. Bg5 h6 9. Bf4 Ne8 10. Re1 Nd7 11. a3 a6 12. Nh2 e5 13. dxe5 Nxe5 14. Bf1 Ng6 15. Be3 Nf6 16. Bd3 Re8 17. Ng4 Bf8 18. Nxf6+ Qxf6 19. Nd5 Bxd5 20. exd5 Qxb2 21. Bxg6 fxg6 22. Qd3 Qf6 23. Rab1 Kh7 24. Rb3 a5 25. Reb1 Qf5 26. Kf1 Be7 27. Rc3 Rac8 28. Qxf5 gxf5 29. Bd4 Bg5 30. a4 g6 31. Rc6 Bd2 32. Rd1 Bf4 33. Re1 Rxe1+ 34. Kxe1 Re8+ 35. Kd1 Re7 36. Bf6 Rd7 37. Bc3 h5 38. Ke2 Kg8 39. Kd3 Kf7 40. Kc4 Bg5 41. Kb5 Ke8 42. Bd4 Bd8 43. Rc3 g5 44. Kc6 f4 45. g3 Re7 46. gxf4 Re4 47. Re3 Rxe3 48. fxe3 g4 49. hxg4 h4 50. e4 Bf6 51. Bf2 h3 52. Bg3 Bd4 53. Bh2 Kd8 54. g5 Bg7 55. e5 Ke7 56. exd6+ cxd6 57. Kxb6 Bc3 58. Kc6 Bd4 59. c4 Be3 60. Kc7 Bd4 61. Kc6 Bc5 62. f5 Kf7 63. Kd7 Bb4 64. g6+ Kf6 65. Ke8 Kg7 66. Ke7 Bc3 67. Ke6 Be5 68. f6+ Bxf6 69. Bxd6 Kxg6 70. c5 Kg5 71. c6 Kg4 72. c7 Bg5 73. c8Q Bf4 74. Bxf4 Kxf4 75. Qc7+ Kf3 76. Qh2 1-0

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.03"]
[Round "5"]
[White "Olschewsky, Roman"]
[Black "Koerlin, Hans Juergen"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1700"]
[BlackElo "1830"]
[PlyCount "75"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. e3 Nf6 5. Ne2 a5 6. a3 Bc5 7. 0-0 d6 8. b3 0-0 9. Bb2 Qe8 10. d4 Bb6 11. dxe5 dxe5 12. Nbc3 Be6 13. Nd5 Rd8 14. Nxf6+ Rxf6 15. Qc2 Bc5 16. Nc3 Qh5 17. Qe2 Qxe2 18. Nxe2 Rd2 19. Nf4 Rxb2 20. Nxe6 Rxe6 21. Bd5 Kf7 22. Bxe6+ Kxe6 23. b4 axb4 24. axb4 Rxb4 25. Ra8 Rxc4 26. Rg8 Kf7 27. Rc8 Bd6 28. Rh8 h6 29. Ra8 b5 30. Rfa1 b4 31. R8a4 Ke6 32. Kg2 Kd5 33. f4 Rc2+ 34. Kh3 b3 35. Rd1+ Kc5 36. fxe5 Bxe5 37. Rd3 b2 38. Rb3 0-1

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.01.31"]
[Round "2"]
[White "Rollwitz, Inge"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1368"]
[BlackElo "1700"]
[PlyCount "124"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 b6 4. Bd3 Bb7 5. f3 Nbd7 6. Nh3 e5 7. d5 Nc5 8. Nf2 a6 9. 0-0 Be7 10. Be3 Ncd7 11. Be2 Nf8 12. Nd3 Ng6 13. Nb4 0-0 14. g3 Nh5 15. Nc6 Bxc6 16. dxc6 Nf6 17. Nd5 Nxd5 18. exd5 f5 19. Bd3 Nh8 20. Qd2 a5 21. a4 h6 22. h4 Qe8 23. Be2 Qf7 24. c4 f4 25. Bf2 fxg3 26. Bxg3 Ng6 27. Bd3 Nxh4 28. Bxh4 Bxh4 29. Qg2 Bg5 30. Rae1 Qh5 31. Qg4 Qxg4+ 32. fxg4 Rf4 33. Rxf4 Bxf4 34. Bf5 Kf7 35. Kg2 Kf6 36. Kf3 Rh8 37. Rh1 g6 38. Be6 Kg5 39. b3 Rf8 40. Rf1 Bd2+ 41. Kg2 Rxf1 42. Kxf1 Kf4 43. Kg2 e4 44. Kf2 Be3+ 45. Ke2 Bd4 46. Bd7 h5 47. gxh5 gxh5 48. Be8 h4 49. Bd7 Bc5 50. Bh3 Kg3 51. Bf5 e3 52. Be4 h3 53. Kf1 Kh2 54. Ke2 Kg1 55. Bf3 h2 56. Ke1 h1Q 57. Bxh1 Kxh1 58. Kf1 Kh2 59. Ke2 Kg2 60. Ke1 Kf3 61. Kf1 e2+ 62. Ke1 Bb4# 0-1

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.01.30"]
[Round "1"]
[White "Olschewsky, Roman"]
[Black "Jaeger, Andre"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1700"]
[BlackElo "1958"]
[PlyCount "94"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Nc3 e5 4. Bg2 f5 5. e3 Nc6 6. a3 a5 7. Rb1 Nf6 8. Nge2 0-0 9. b4 d6 10. b5 Ne7 11. 0-0 Be6 12. Qb3 Nd7 13. d4 Nb6 14. d5 Bf7 15. e4 Nd7 16. Qd1 b6 17. a4 Nf6 18. Bd2 Be8 19. Qc1 Bd7 20. Bh6 Rf7 21. Bxg7 Kxg7 22. Rb2 Qh8 23. f4 Re8 24. fxe5 dxe5 25. Rd2 Nc8 26. Kh1 Qf8 27. Ng1 Nd6 28. Re2 Bc8 29. Nh3 h6 30. Nf2 Nxc4 31. Nb1 Nd6 32. Rc2 Ree7 33. Nd2 fxe4 34. Nc4 Nxc4 35. Rxc4 e3 36. d6 Rd7 37. Qxe3 Qxd6 38. Re1 Rde7 39. Rc6 Qd4 40. Qxd4 exd4 41. Rd1 Re2 42. Kg1 Bb7 43. Rc4 Bxg2 44. Kxg2 Ng4 45. Rdxd4 Rexf2+ 46. Kh3 Rxh2+ 47. Kxg4 h5+ 0-1

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.09"]
[Round "9"]
[White "Klevenow, Ursula"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1592"]
[BlackElo "1725"]
[PlyCount "83"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e3 b6 6. Be2 Bb7 7. 0-0 d6 8. Qc2 Nbd7 9. e4 Re8 10. Be3 Ng4 11. Bd2 e5 12. d5 Nf8 13. h3 Nf6 14. Be3 Kh8 15. Qd2 Ng8 16. Ng5 Qe7 17. Nf3 f6 18. b4 h6 19. Rac1 f5 20. g3 Bc8 21. Kg2 Qd7 22. Rh1 Nh7 23. Nh4 Qf7 24. Qd1 Nhf6 25. Bf3 Bd7 26. a4 Ne7 27. Nb5 Rec8 28. Nc3 g5 29. Nxf5 Nxf5 30. exf5 Bxf5 31. g4 Bh7 32. h4 e4 33. Be2 Qg6 34. hxg5 hxg5 35. Qd2 Bh6 36. Rh2 Kg7 37. Rch1 Ng8 38. Rh5 Kf8 39. Bxg5 Bxg5 40. Rxg5 Qf7 41. Qd4 Qf6 42. Rxg8+ 1-0

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.08"]
[Round "8"]
[White "Olschewsky, Roman"]
[Black "Koriath, Norbert"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1725"]
[BlackElo "1815"]
[PlyCount "90"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 b6 4. d3 Bb7 5. e4 g6 6. Ne2 Bg7 7. 0-0 e6 8. f4 Nge7 9. Nbc3 0-0 10. Rb1 d6 11. a3 Nd4 12. Kh1 f5 13. Nxd4 Bxd4 14. Ne2 Bg7 15. b3 Qc7 16. Bb2 Rad8 17. Bxg7 Kxg7 18. Qc2 d5 19. cxd5 exd5 20. h4 dxe4 21. dxe4 fxe4 22. Bxe4 Bxe4+ 23. Qxe4 Nf5 24. Qf3 Rfe8 25. Kh2 Qe7 26. Rf2 Qe3 27. Ng1 Rd3 28. Kh3 Qxf3 29. Nxf3 Ree3 30. Rbf1 Rxb3 31. Kg4 Kf6 32. h5 gxh5+ 33. Kh3 Nd4 34. Kg2 Nxf3 35. Rxf3 Rxf3 36. Rxf3 Rxf3 37. Kxf3 Kf5 38. Ke3 b5 39. Kd3 h4 40. gxh4 Kxf4 41. Kc3 a6 42. Kb3 c4+ 43. Kb4 h5 44. a4 Kg4 45. a5 Kxh4 0-1

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.07"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1725"]
[BlackElo "1829"]
[PlyCount "36"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 b6 2. e4 e6 3. g3 Bb7 4. d3 Bc5 5. Bg2 Ne7 6. Ne2 d5 7. Nd2 c6 8. 0-0 0-0 9. a3 a5 10. d4 Bd6 11. e5 Bc7 12. b3 c5 13. Bb2 Nbc6 14. f4 Nf5 15. Qb1 Nfxd4 16. Nxd4 Nxd4 17. Bxd4 cxd4 18. Qd3 dxc4 1/2-1/2

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.06"]
[Round "6"]
[White "Paris, Gerhard"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1468"]
[BlackElo "1725"]
[PlyCount "138"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Be3 e6 5. Bd3 b6 6. 0-0 Ne7 7. Qd2 h6 8. c3 Bb7 9. Na3 Nd7 10. Nc2 Nf6 11. e5 Ng4 12. Qe2 dxe5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. Rad1 Bd6 16. Bd4 0-0 17. Bf6 Qc8 18. Qg4 Kh7 19. h4 e5 20. Qxc8 Raxc8 21. Rfe1 Nc6 22. Be4 Rce8 23. h5 Re6 24. hxg6+ fxg6 25. Bh4 Kg7 26. Bg3 Nd8 27. Bd5 Bxd5 28. Rxd5 Nf7 29. Nd4 Ree8 30. Nc6 Kf6 31. c4 a6 32. a4 g5 33. Bh2 h5 34. f3 h4 35. Kf1 Re6 36. b4 Rfe8 37. c5 Bf8 38. b5 axb5 39. axb5 Bxc5 40. Ra1 Nd6 41. Bxe5+ Rxe5 42. Nxe5 Rxe5 43. Rxe5 Kxe5 44. Rb1 Kf4 45. Rb3 Nf5 46. Rd3 Ne3+ 47. Kg1 Kg3 48. Rd7 Nxg2+ 49. Kh1 Bd6 50. Rg7 Bf4 51. Rf7 Kxf3 52. Kg1 Ne3 53. Kh1 Nd5 54. Rd7 Ne3 55. Rd3 g4 56. Kg1 Ke4 57. Rb3 Nd5 58. Rb1 h3 59. Re1+ Kf3 60. Rf1+ Kg3 61. Kh1 Nc3 62. Rg1+ Kh4 63. Rf1 Bd6 64. Rf7 Nxb5 65. Rf5 Na3 66. Rf7 b5 67. Rf5 b4 68. Ra5 b3 69. Rf5 b2 0-1

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.04"]
[Round "5"]
[White "Krombach, Karl Heinz"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1838"]
[BlackElo "1725"]
[PlyCount "161"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 d6 2. g3 e5 3. Bg2 Nc6 4. Nc3 g6 5. d3 Bg7 6. a3 Nge7 7. Nf3 0-0 8. 0-0 a6 9. Rb1 Rb8 10. Bd2 Bd7 11. Qc1 Qc8 12. Re1 Bh3 13. Bh1 Nf5 14. Ng5 Nfd4 15. b4 Bd7 16. Nd5 Re8 17. Ne4 Kh8 18. Bh6 Ne6 19. Nef6 Bxf6 20. Nxf6 Re7 21. Bg5 Nxg5 22. Qxg5 Qf8 23. Ne4 f6 24. Qxf6+ Qxf6 25. Nxf6 Rf7 26. Nxd7 Rxd7 27. b5 axb5 28. e3 Nd8 29. cxb5 b6 30. Bd5 Re7 31. Rbc1 Nf7 32. Rc4 Ng5 33. h4 Ne6 34. Bxe6 Rxe6 35. Rxc7 d5 36. Rec1 Kg8 37. Rc8+ Re8 38. Rxe8+ Rxe8 39. Rc6 Rb8 40. Re6 Ra8 41. Rxe5 Rxa3 42. Rxd5 Rb3 43. Kg2 Kg7 44. Kf3 h6 45. Ke4 Rb4+ 46. d4 Rb2 47. f3 h5 48. Kf4 Kf7 49. g4 hxg4 50. Kxg4 Rg2+ 51. Kf4 Rh2 52. Kg3 Re2 53. e4 Re1 54. h5 gxh5 55. Rxh5 Rg1+ 56. Kf4 Rb1 57. Rd5 Rh1 58. Rd6 Rh4+ 59. Ke3 Ke7 60. Rxb6 Kd7 61. Rc6 Rh5 62. d5 Rh1 63. b6 Rb1 64. Kd4 Rd1+ 65. Ke5 Rb1 66. Rh6 Kc8 67. f4 Kb7 68. Re6 Rh1 69. f5 Rh5 70. Kd4 Rh1 71. f6 Rf1 72. Ke5 Rf2 73. Rc6 Rf3 74. Ke6 Re3 75. e5 Rh3 76. Ke7 Kb8 77. f7 Rh7 78. e6 Ka8 79. Rc7 Kb8 80. d6 Rh6 81. f8Q# 1-0

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.03"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Bremer, Helmut"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1725"]
[BlackElo "1324"]
[PlyCount "47"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e6 2. g3 f5 3. e3 b6 4. Bg2 c6 5. Ne2 Bd6 6. 0-0 Bb7 7. b3 Nh6 8. Bb2 e5 9. f4 Nf7 10. fxe5 Bc7 11. Rxf5 Qe7 12. d4 0-0 13. Nd2 Nh6 14. Rxf8+ Qxf8 15. Qc2 Bd8 16. Rf1 Qe8 17. Nf4 Bg5 18. Ne4 Qe7 19. Nd6 Ba6 20. Be4 Ng4 21. Bxh7+ Kh8 22. Ng6+ Kxh7 23. Nxe7+ Kh6 24. Qg6# 1-0

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.02"]
[Round "3"]
[White "Lukas, Wilmar"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1921"]
[BlackElo "1725"]
[PlyCount "89"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 e6 5. Qd2 Nd7 6. f4 a6 7. a4 b6 8. Nf3 Bb7 9. Be2 Ngf6 10. e5 Ng4 11. 0-0 Nxe3 12. Qxe3 0-0 13. Rfd1 Nb8 14. Ne4 d5 15. Nf2 Nc6 16. c3 Ne7 17. Bd3 Rc8 18. Qe2 a5 19. b4 c5 20. bxc5 bxc5 21. dxc5 Rxc5 22. Qb2 Qa8 23. Nd4 Bh6 24. g3 Ba6 25. Qb6 Rc4 26. Bxc4 Bxc4 27. Rab1 Kh8 28. Ng4 Bg7 29. Qc7 Nf5 30. Nxf5 gxf5 31. Ne3 Rc8 32. Qxf7 Be2 33. Rb7 Rg8 34. Rdb1 Bh5 35. Qxh5 Qa6 36. R1b5 d4 37. cxd4 Qc6 38. Qe2 Qc8 39. Kg2 Qc6+ 40. Kh3 Bf8 41. Qh5 h6 42. Qf7 Bg7 43. Rb8 Rxb8 44. Rxb8+ Kh7 45. Rg8 1-0

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.01"]
[Round "2"]
[White "Olschewsky, Roman"]
[Black "Geist, Wolfgang"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1725"]
[BlackElo "1379"]
[PlyCount "83"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. d3 Be7 5. e4 0-0 6. Ne2 d6 7. 0-0 Be6 8. Nbc3 Qc8 9. f4 Bh3 10. f5 Bxg2 11. Kxg2 a6 12. a3 Nd4 13. Nxd4 exd4 14. Ne2 c5 15. h3 Qc6 16. Kg1 a5 17. a4 Ra6 18. b3 b6 19. g4 Nd7 20. Nf4 Ne5 21. Nd5 Qd7 22. f6 gxf6 23. Bh6 Re8 24. Rxf6 Bd8 25. Qc1 Kh8 26. Rf5 Rg8 27. Qd2 Ra7 28. Raf1 Qe8 29. Kh1 Rg6 30. Bg5 Bxg5 31. Rxg5 Rxg5 32. Qxg5 Qg8 33. Qf6+ Qg7 34. Qxd6 Ra8 35. Rd1 Nf3 36. Qxb6 Ng5 37. Kg2 Ne6 38. Rf1 Rf8 39. Qd6 h5 40. Nf6 hxg4 41. hxg4 Qg5 42. Qh2+ 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.04"]
[Round "9"]
[White "Olschewsky, Roman"]
[Black "Theilig, Reinhard"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1693"]
[BlackElo "1636"]
[PlyCount "84"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. Nf3 0-0 6. 0-0 c5 7. d3 Nc6 8. e4 Bg4 9. h3 Bd7 10. Bd2 Rb8 11. Qc1 Nb4 12. Ne1 Qc8 13. Kh2 a6 14. Bh6 b5 15. Bxg7 Kxg7 16. a3 Nc6 17. Nd5 Nxd5 18. exd5 Nd4 19. f4 f6 20. Rb1 bxc4 21. dxc4 Rb3 22. Qd2 Bf5 23. Rc1 Qb7 24. g4 Rxb2 25. Qd1 Be4 26. Kh1 Bxg2+ 27. Nxg2 Ne2 28. Re1 Nxc1 29. Qxc1 Re8 30. g5 Kf7 31. Qe3 e5 32. gxf6 Rb1 33. f5 Rxe1+ 34. Qxe1 Qb3 35. Qh4 Qd1+ 36. Kh2 Qh5 37. Qg3 Rb8 38. fxg6+ hxg6 39. Qc3 Qe2 40. Qa5 Kxf6 41. Qc7 Rb2 42. Qxd6+ Kg5 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.02"]
[Round "7"]
[White "Matzkowiak, Roman"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "1782"]
[BlackElo "1693"]
[PlyCount "41"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. c4 d6 4. Nc3 g6 5. g3 Bg7 6. Bg2 c6 7. 0-0 0-0 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Qc7 11. Rd1 Rd8 12. Bf4 Ne8 13. Ng5 Bf7 14. c5 Qa5 15. cxd6 Nd7 16. e4 Nc5 17. Qc2 fxe4 18. Nxf7 Kxf7 19. Nxe4 Ne6 20. Qb3 Qb5 21. Ng5+ 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.01"]
[Round "6"]
[White "Olschewsky, Roman"]
[Black "Bartonek, Rolf"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1693"]
[BlackElo "1920"]
[PlyCount "54"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. d3 Be7 6. e3 a6 7. Nge2 0-0 8. 0-0 Be6 9. f3 d5 10. cxd5 Nxd5 11. Nxd5 Bxd5 12. d4 exd4 13. Nxd4 Nxd4 14. Qxd4 Bc6 15. Qc3 Bf6 16. Qc2 Qe7 17. e4 Bd4+ 18. Kh1 Rfd8 19. Bf4 Be5 20. Bxe5 Qxe5 21. b3 Rd7 22. Rad1 Rad8 23. Rxd7 Rxd7 24. Rd1 Qa5 25. a4 Qb4 26. h4 Rxd1+ 27. Qxd1 Qd6 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.30"]
[Round "5"]
[White "Schellknecht, Joerg"]
[Black "Olschewsky, Roman"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "1851"]
[BlackElo "1693"]
[PlyCount "102"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. c4 Nf6 5. Nc3 0-0 6. Be2 b6 7. 0-0 Bb7 8. d5 Nbd7 9. Nd4 Nc5 10. f3 e5 11. dxe6 fxe6 12. Be3 e5 13. Nc2 Ne6 14. Qd2 Nh5 15. Nb4 Nhf4 16. Nd3 g5 17. g3 Ng6 18. Nf2 h6 19. Rad1 Nd4 20. Nd3 Qd7 21. Kg2 Bc8 22. Nf2 Qf7 23. Bxd4 exd4 24. Nb5 Ba6 25. Nxd4 Bxc4 26. Bxc4 Qxc4 27. b3 Qf7 28. Nf5 Ne5 29. Qd5 Qxd5 30. Rxd5 Rf7 31. Rd2 Kh7 32. Nd3 Nxd3 33. Rxd3 Be5 34. Rc1 Rd8 35. Rcd1 a5 36. Ne3 h5 37. Nc4 Bg7 38. Rd5 Kh6 39. e5 Rf5 40. exd6 Rxd5 41. Rxd5 cxd6 42. Nxb6 Bc3 43. Nc4 Bb4 44. Nxa5 Re8 45. Kf1 Re1+ 46. Kf2 Ra1 47. a4 Ra2+ 48. Ke3 Rxh2 49. Nb7 Rb2 50. Nxd6 Rxb3+ 51. Ke4 Kg6 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.29"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Gaertner, Michael"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1693"]
[BlackElo "1866"]
[PlyCount "39"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 c6 4. Nf3 d5 5. Qc2 Nbd7 6. 0-0 Be7 7. b3 dxc4 8. bxc4 Rb8 9. d3 Ng8 10. Nc3 b5 11. Bf4 Rb7 12. cxb5 cxb5 13. Ne5 Rb6 14. Nc6 Rxc6 15. Bxc6 Qb6 16. Nxb5 Bc5 17. Nd6+ Kf8 18. Bxd7 Bxd7 19. Ne4 Be7 20. Rab1 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.27"]
[Round "2"]
[White "Albinus, Guenter"]
[Black "Olschewsky, Roman"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1881"]
[BlackElo "1693"]
[PlyCount "52"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 f5 2. b3 Nf6 3. Bb2 d6 4. d4 c6 5. e3 g6 6. Be2 Bg7 7. 0-0 0-0 8. c4 Na6 9. Nc3 Nc7 10. Qc2 Qe8 11. e4 e6 12. e5 dxe5 13. Nxe5 Nd7 14. Ba3 Rf6 15. f4 Nxe5 16. dxe5 Rf7 17. Rad1 Bf8 18. Bxf8 Qxf8 19. Rd6 Ne8 20. Rd8 Rd7 21. Rd1 Rxd8 22. Rxd8 Qe7 23. Qd2 Kf7 24. Bf3 Rb8 25. g3 Qc7 26. Rd3 Ke7 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.26"]
[Round "1"]
[White "Olschewsky, Roman"]
[Black "Rollwitz, Juergen"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1693"]
[BlackElo "1936"]
[PlyCount "140"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 d6 2. g3 e5 3. Bg2 Nf6 4. e3 c6 5. Ne2 Be7 6. 0-0 0-0 7. d3 Be6 8. h3 Qd7 9. Kh2 d5 10. Qc2 Na6 11. a3 b5 12. cxb5 cxb5 13. d4 Rac8 14. Nbc3 Bf5 15. Qb3 exd4 16. exd4 Bd3 17. Qd1 Bc4 18. b3 Bxe2 19. Nxe2 Nc7 20. Bf4 Bd6 21. Be5 Nfe8 22. Qd3 f6 23. Bf4 a6 24. b4 Bxf4 25. Nxf4 g5 26. Ne2 Nd6 27. f4 Qf5 28. Qb3 Nc4 29. fxg5 Qxg5 30. Qd3 Qe3 31. Nf4 Qxd3 32. Nxd3 Ne3 33. Rf2 Nxg2 34. Kxg2 Ne6 35. Nf4 Nxd4 36. Nxd5 Kg7 37. Re1 Rc2 38. Re7+ Rf7 39. Rxf7+ Kxf7 40. Rxc2 Nxc2 41. Nc7 Nxa3 42. Nxa6 Ke6 43. Kf3 Ke5 44. Nc5 Kd4 45. Ke2 Nc2 46. Nd7 f5 47. Nf8 Nxb4 48. Nxh7 Nd5 49. Ng5 Kc3 50. Nf3 b4 51. Nd2 Kc2 52. Nf3 Kc3 53. Nd2 Kd4 54. h4 Nc3+ 55. Kf3 Ne4 56. Nb3+ Ke5 57. h5 Kf6 58. Kf4 Nf2 59. Nd4 Nh3+ 60. Kf3 Ng5+ 61. Ke3 Ne6 62. Nf3 Ng7 63. h6 Nh5 64. Kd4 Nxg3 65. Kc4 f4 66. Kxb4 Kg6 67. Kc3 Kxh6 68. Kd3 Kh5 69. Kd2 Kg4 70. Ne5+ Kf5 1/2-1/2

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.07"]
[Round "9"]
[White "Olschewsky, Roman"]
[Black "Gruner, Klaus Dieter"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1504"]
[BlackElo "1750"]
[PlyCount "94"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. a3 Nf6 6. e4 d6 7. Nge2 0-0 8. d3 Bd7 9. 0-0 Qc8 10. Nf4 Nd4 11. Be3 Ng4 12. Bxd4 Bxd4 13. Nfe2 Bg7 14. h3 Ne5 15. f4 Nc6 16. Kh2 Nd4 17. Rb1 Rb8 18. Nd5 Qd8 19. g4 e6 20. Ne3 b5 21. Qe1 b4 22. axb4 Nxe2 23. Qxe2 Rxb4 24. f5 a5 25. b3 Be5+ 26. Kh1 Qb6 27. fxg6 hxg6 28. Qd1 Rb8 29. Qf3 Be8 30. g5 a4 31. Ng4 Qb7 32. Nf6+ Kg7 33. h4 Rxb3 34. Rbd1 Bc6 35. h5 gxh5 36. Nxh5+ Kg6 37. Qg4 Rb1 38. Rf6+ Kh7 39. g6+ fxg6 40. Qxg6+ Kh8 41. Rxb1 Qxb1+ 42. Rf1 a3 43. Qh6+ Kg8 44. Qxe6+ Kh8 45. Qh6+ Kg8 46. Qe6+ Kh8 47. Qh6+ Kg8 1/2-1/2

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.06"]
[Round "8"]
[White "Moeller, Dirk Halvard"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1380"]
[BlackElo "1504"]
[PlyCount "138"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 e6 5. Nf3 a6 6. Bd3 Nd7 7. 0-0 Ne7 8. f5 Nf6 9. fxe6 Bxe6 10. Ng5 Bg4 11. Be2 Bxe2 12. Qxe2 0-0 13. Qf3 Nc6 14. Be3 Qd7 15. Ne2 Ng4 16. Rad1 Nxe3 17. Qxe3 Bh6 18. Qg3 Rae8 19. Nc3 f6 20. Nf3 Bg7 21. Qh4 Ne7 22. Ne2 Qb5 23. Ng3 Qxb2 24. e5 h5 25. Qe4 d5 26. Qe2 Qb6 27. Rb1 Qc6 28. Qd3 b5 29. exf6 Rxf6 30. Ne5 Qd6 31. Rxf6 Qxf6 32. Rf1 Qe6 33. Re1 Nc6 34. Nf3 Qf7 35. Rf1 Qe6 36. Re1 Qd7 37. c3 Rxe1+ 38. Nxe1 Ne7 39. Nf3 c6 40. Nh4 Qg4 41. Nf3 h4 42. Nf1 Nf5 43. Ne3 Nxe3 44. Qxe3 Qh5 45. Qe8+ Kh7 46. Qxc6 h3 47. Qe8 Qf5 48. Qe7 Qb1+ 49. Qe1 Qxe1+ 50. Nxe1 hxg2 51. Nc2 a5 52. Ne3 b4 53. Nc2 bxc3 54. Kxg2 Bh6 55. a4 Kg7 56. Kf2 Kf6 57. Ke2 Kf5 58. Kd3 Bd2 59. Na3 g5 60. Nb5 Kg4 61. Nc7 Kh3 62. Nxd5 Kxh2 63. Nf6 Kh3 64. d5 g4 65. Ne4 g3 66. d6 g2 67. d7 g1Q 68. d8Q Qe3+ 69. Kc4 Qxe4+ 0-1

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.05"]
[Round "7"]
[White "Scheumann, Joachim"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1356"]
[BlackElo "1504"]
[PlyCount "92"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. g3 Nc6 5. Bg2 e5 6. h3 d6 7. Nge2 Be6 8. d3 a6 9. Nd5 h6 10. 0-0 Rb8 11. b3 Bd7 12. Nec3 b6 13. f4 Be7 14. f5 Nd4 15. Nxf6+ Bxf6 16. Nd5 Bc6 17. Be3 Bxd5 18. Bxd4 exd4 19. cxd5 Be5 20. Qf3 Qg5 21. Kh2 h5 22. h4 Qxh4+ 23. Bh3 Qg5 24. Kg2 h4 25. g4 Bf4 26. Rad1 b5 27. f6 g6 28. Qe2 Be5 29. Qd2 Bxf6 30. Qf2 Ke7 31. Rde1 Qe5 32. Qf4 Qxf4 33. Rxf4 Be5 34. Rf3 g5 35. Ref1 Bf4 36. Re1 f6 37. Re2 Rhc8 38. Rc2 Rb7 39. Rf1 Rbc7 40. Kf3 c4 41. Rff2 cxd3 42. Rxc7+ Rxc7 43. Bf1 Rc3 44. Rb2 Rc2 45. Rb1 d2 46. Bd3 Rc1 0-1

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.04"]
[Round "6"]
[White "Olschewsky, Roman"]
[Black "Toth, Hans Juergen"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1504"]
[BlackElo "1362"]
[PlyCount "108"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 f5 2. e3 Nf6 3. g3 e6 4. Bg2 d5 5. Nf3 Bd6 6. d4 c6 7. c5 Be7 8. 0-0 0-0 9. Nbd2 Nbd7 10. a3 Ne4 11. Qc2 Qe8 12. Ne1 b6 13. b4 Ba6 14. Nd3 Qh5 15. Re1 Ndf6 16. Nf4 Qf7 17. Nf3 Ng4 18. Bf1 Bb7 19. Ne5 Nxe5 20. dxe5 Bg5 21. Nd3 Be7 22. f3 Ng5 23. Bg2 h6 24. h4 Nh7 25. Kf2 g5 26. Rh1 g4 27. Nf4 bxc5 28. bxc5 Ba6 29. Bb2 Bc4 30. Bd4 Rfb8 31. Rhb1 Nf8 32. Rxb8 Rxb8 33. Rb1 Rxb1 34. Qxb1 Bd8 35. Qb8 Qc7 36. Qb4 Qa5 37. Bf1 Bxf1 38. Kxf1 gxf3 39. Qxa5 Bxa5 40. Kf2 Kf7 41. Kxf3 Bd2 42. Nd3 Nd7 43. Ke2 Ba5 44. Nc1 Nb8 45. Nb3 Bd8 46. h5 Ke7 47. Kf3 Na6 48. g4 fxg4+ 49. Kxg4 Kd7 50. Kf3 Nc7 51. Bb2 Ne8 52. Kg4 Ng7 53. Bc1 Ba5 54. Nd4 Ne8 1/2-1/2

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.03"]
[Round "5"]
[White "Paris, Gerhard"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1337"]
[BlackElo "1504"]
[PlyCount "147"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Bd3 Bg7 4. Nf3 Nd7 5. Be3 a6 6. Qd2 b6 7. Nc3 Bb7 8. h4 h5 9. Ng5 Nh6 10. f3 b5 11. a3 c6 12. Be2 e5 13. 0-0-0 Qe7 14. dxe5 dxe5 15. Qd6 Qxd6 16. Rxd6 0-0-0 17. Rf1 Nb8 18. Rxd8+ Rxd8 19. g4 Rd7 20. gxh5 gxh5 21. Rg1 f5 22. Ne6 f4 23. Bb6 Bh8 24. Rg6 Rh7 25. Bf1 Nd7 26. Ba5 c5 27. Bh3 Kb8 28. Bc7+ Ka7 29. Bd6 b4 30. axb4 cxb4 31. Bxb4 Bf6 32. Bc5+ Nxc5 33. Nxc5 Bxh4 34. Nxb7 Kxb7 35. Nd5 Bf2 36. Nf6 Rh8 37. Nxh5 Nf5 38. Bg4 Ne3 39. c3 Rd8 40. Rg7+ Kb6 41. Rd7 Rg8 42. Rd6+ Ka5 43. Re6 Nxg4 44. fxg4 Rg5 45. Kd1 Bh4 46. Ke2 Kb5 47. Kf3 a5 48. b3 Be1 49. c4+ Kc5 50. Nf6 Kd4 51. Rd6+ Kc3 52. Rb6 Kb2 53. c5 Rg7 54. Nd5 Ra7 55. Kg2 Rg7 56. Nf6 Bb4 57. c6 Rc7 58. Nd5 Bc5 59. Ra6 Rg7 60. Kf3 Bd6 61. Rxa5 Kxb3 62. Rb5+ Kc4 63. Rb7 Rg8 64. c7 Rh8 65. c8Q+ Rxc8 66. Nb6+ Kd4 67. Nxc8 Ba3 68. g5 Bf8 69. g6 Bh6 70. g7 Bxg7 71. Rxg7 Kc5 72. Rg5 Kd4 73. Ne7 Kc5 74. Rxe5+ 1-0

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.01.31"]
[Round "3"]
[White "Olschewsky, Roman"]
[Black "Schmidt, Dietrich"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1504"]
[BlackElo "1771"]
[PlyCount "61"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Nc3 Bc5 4. e3 Nc6 5. Bg2 d6 6. Nge2 Bg4 7. h3 Bf5 8. d3 Nb4 9. e4 Be6 10. a3 Nc6 11. b4 Bb6 12. 0-0 0-0 13. Kh2 a5 14. b5 Nd4 15. a4 c6 16. f4 Rc8 17. f5 Bd7 18. Ba3 Bc5 19. Bxc5 dxc5 20. Rb1 Qc7 21. Nxd4 cxd4 22. Ne2 cxb5 23. axb5 b6 24. Ra1 Rfd8 25. Qd2 Be8 26. Rfc1 Nd7 27. Rf1 f6 28. g4 Nc5 29. Nc1 Qe7 30. h4 Ra8 31. Bh3 0-1

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.01.30"]
[Round "2"]
[White "Gmerek, Henning"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1316"]
[BlackElo "1504"]
[PlyCount "56"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d5 5. e3 c6 6. Nf3 0-0 7. Nc3 Qa5 8. Nd2 Nbd7 9. Be2 Re8 10. 0-0 e5 11. a3 e4 12. b4 Qd8 13. cxd5 cxd5 14. Qb3 Nb6 15. a4 Be6 16. a5 Nbd7 17. Rfc1 a6 18. Na4 Rc8 19. Nc5 Nxc5 20. dxc5 d4 21. Bc4 dxe3 22. Qxe3 Ng4 23. Qe2 Bxb2 24. Nxe4 Bxa1 25. Nd6 Bxc4 26. Qxc4 Ne5 27. Qe4 Qxd6 28. cxd6 Rxc1+ 0-1

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.01.29"]
[Round "1"]
[White "Olschewsky, Roman"]
[Black "Barwich, Alfred"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1504"]
[BlackElo "1850"]
[PlyCount "60"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Nc3 d6 4. Bg2 c6 5. d4 Qc7 6. b3 Be7 7. Nf3 0-0 8. 0-0 h6 9. Bb2 Nbd7 10. a4 a5 11. Re1 Re8 12. h3 Nf8 13. Rc1 Bd7 14. e4 Rad8 15. d5 c5 16. Kh2 g5 17. Ng1 Ng6 18. Nce2 Nh7 19. Rf1 Bf8 20. Rb1 Bg7 21. Bc1 Qc8 22. f3 f5 23. Nc3 f4 24. g4 h5 25. Nb5 Bf8 26. Bd2 b6 27. Be1 Nf6 28. Na7 Qb7 29. Nb5 Qc8 30. Na7 Qa8 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.06"]
[Round "8"]
[White "Engelhardt, Erhard"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1674"]
[BlackElo "1561"]
[PlyCount "143"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b4 e6 2. Bb2 Nf6 3. b5 c6 4. a4 b6 5. e3 Bb7 6. Nf3 d6 7. Be2 a5 8. bxc6 Bxc6 9. 0-0 Nbd7 10. Nd4 Rc8 11. Nxc6 Rxc6 12. Bb5 Rc7 13. Bd4 Qb8 14. Na3 e5 15. Bb2 Be7 16. Rb1 0-0 17. c4 Rd8 18. Qe2 Nf8 19. Rfc1 Ng6 20. Nc2 Qa8 21. f3 h6 22. d4 Qc8 23. Bc3 Nh7 24. Be1 f5 25. Na1 Kh8 26. Nb3 Bf6 27. c5 dxc5 28. dxc5 Qe6 29. Bc4 Qe7 30. cxb6 Rc6 31. Nxa5 Nf4 32. Qa2 Rxb6 33. Rxb6 Qc5 34. Qb3 Ne2+ 35. Bxe2 Qxc1 36. Qc3 Qxc3 37. Bxc3 Ng5 38. Nc6 Rc8 39. Rb8 Rxb8 40. Nxb8 Ne6 41. a5 Bd8 42. a6 Bb6 43. Bd2 f4 44. Nd7 Ba7 45. Nxe5 fxe3 46. Bc3 Nf4 47. Kf1 Nd5 48. Nc6 Nxc3 49. Nxa7 Nd5 50. Nb5 Nb6 51. a7 Kg8 52. Bc4+ Kf8 53. Bd5 Ke7 54. a8Q Nxa8 55. Bxa8 Ke6 56. Ke2 g5 57. Kxe3 h5 58. Ke4 g4 59. Bd5+ Kf6 60. f4 h4 61. f5 g3 62. hxg3 hxg3 63. Kf4 Ke7 64. Kg5 Kf8 65. Kg6 Ke7 66. Kg7 Kd7 67. f6 Kd8 68. f7 Kd7 69. Kf6 Kd8 70. f8Q+ Kd7 71. Qd6+ Kc8 72. Qc7# 1-0

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.05"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Rehder, Frank"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1561"]
[BlackElo "1722"]
[PlyCount "75"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 d6 5. e3 g6 6. Nge2 Bg7 7. 0-0 0-0 8. a3 Be6 9. d3 Rb8 10. h3 Qd7 11. Kh2 Ne7 12. e4 h6 13. Rb1 c6 14. b4 b5 15. cxb5 cxb5 16. Be3 d5 17. exd5 Nexd5 18. Nxd5 Nxd5 19. Bc5 Rfd8 20. Qe1 a6 21. Rd1 f5 22. f4 exf4 23. Nxf4 Nxf4 24. Rxf4 Re8 25. Qf1 Bb3 26. Rd2 h5 27. d4 Bh6 28. Rb2 Bc4 29. Qh1 Bxf4 30. gxf4 Re2 31. Rxe2 Bxe2 32. Bd5+ Kh7 33. Qg2 Bc4 34. Bc6 Qc7 35. Qf3 Bf7 36. d5 Be8 37. Qe3 Bxc6 38. dxc6 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.04"]
[Round "6"]
[White "Olschewsky, Roman"]
[Black "Weber, Viktor"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1561"]
[BlackElo "1390"]
[PlyCount "68"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Nc3 Bb4 4. Nd5 Bc5 5. e3 c6 6. Nxf6+ Qxf6 7. Bg2 0-0 8. Ne2 a6 9. 0-0 d6 10. Rb1 a5 11. a3 Be6 12. d3 Qe7 13. b4 Bb6 14. Bd2 a4 15. Nc3 Bf5 16. e4 Bd7 17. Nxa4 Bd4 18. Be3 c5 19. b5 Qd8 20. Bxd4 cxd4 21. Rb4 h6 22. Qc2 Ra5 23. Ra1 Qc7 24. Qb3 b6 25. Nb2 Be6 26. a4 Nd7 27. Qd1 Rfa8 28. Qd2 Nc5 29. f4 f6 30. f5 Bf7 31. h3 Be8 32. g4 R8a7 33. Kh2 Qd8 34. h4 Rb7 1-0

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.03"]
[Round "5"]
[White "Kohlstadt Erlebach, Paul"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1722"]
[BlackElo "1561"]
[PlyCount "127"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e6 4. Be3 b6 5. Nf3 Bb7 6. Bd3 Na6 7. a3 Be7 8. Qe2 Nb8 9. h3 Nbd7 10. Rd1 c5 11. dxc5 bxc5 12. Bb5 0-0 13. Bc1 a6 14. Bxd7 Nxd7 15. 0-0 Qc7 16. Nh2 Ne5 17. f4 Ng6 18. f5 exf5 19. exf5 Ne5 20. f6 Bxf6 21. Rxf6 gxf6 22. Bh6 Rfe8 23. Qf2 Re6 24. Qf5 Qe7 25. Ng4 Ng6 26. Rf1 Nh4 27. Nxf6+ Rxf6 28. Qxf6 Qxf6 29. Rxf6 d5 30. g3 Ng6 31. Rb6 d4 32. Rxb7 dxc3 33. bxc3 Nf8 34. Bxf8 Kxf8 35. Rc7 Rd8 36. Rxc5 Rd1+ 37. Kf2 Rd2+ 38. Ke3 Rxc2 39. a4 a5 40. h4 Kg7 41. g4 h6 42. Kd3 Rg2 43. Rc4 Rg3+ 44. Kc2 Kg6 45. Rf4 f6 46. Kb3 Rg1 47. c4 Rg3+ 48. Kc2 Kf7 49. c5 Rg2+ 50. Kd3 Ke6 51. Rd4 Rg1 52. Kc4 Rb1 53. Re4+ Kd7 54. Kd5 Rc1 55. c6+ Rxc6 56. Re7+ Kxe7 57. Kxc6 Ke6 58. Kb5 Kd6 59. Kxa5 Ke6 60. Ka6 Ke7 61. Kb5 h5 62. gxh5 f5 63. h6 f4 64. h7 1-0

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.02"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Jiranek, Benno"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1561"]
[BlackElo "1328"]
[PlyCount "113"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Nc3 c6 4. Qc2 d5 5. d3 Bb4 6. Bd2 d4 7. Nd1 Bxd2+ 8. Qxd2 c5 9. Bg2 0-0 10. Nh3 Nbd7 11. 0-0 Rb8 12. a3 h6 13. b4 Nh7 14. b5 b6 15. a4 Bb7 16. f3 f5 17. e4 fxe4 18. fxe4 Ra8 19. Ndf2 Bc8 20. Kh1 Ndf6 21. Ng1 Bg4 22. h3 Be6 23. Nf3 Nh5 24. Kh2 Qf6 25. Ng4 Bxg4 26. hxg4 Nxg3 27. Kxg3 Qf4+ 28. Qxf4 exf4+ 29. Kh2 Ng5 30. Rh1 Rae8 31. Nxg5 hxg5 32. Bf3 Kf7 33. Kg2 Rh8 34. Rxh8 Rxh8 35. a5 Rh6 36. axb6 axb6 37. Ra7+ Kf8 38. Rc7 Re6 39. Rc6 Kf7 40. Rxe6 Kxe6 41. e5 Kxe5 42. Be4 Kf6 43. Kf3 Ke6 44. Ke2 Kd6 45. Bh1 Ke6 46. Kf3 Ke5 47. Bg2 g6 48. Bh1 Kd6 49. Ke2 Ke5 50. Be4 Kf6 51. Kf3 Kf7 52. Bd5+ Kf6 53. Ke4 Ke7 54. Ke5 Kd7 55. Kf6 Kd6 56. Kxg6 Ke5 57. Kxg5 1-0

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.01"]
[Round "3"]
[White "Hiller, Bernd"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1762"]
[BlackElo "1561"]
[PlyCount "38"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 e6 5. Nf3 Be7 6. Bd3 b6 7. 0-0 Ba6 8. Qe2 Bxd3 9. cxd3 0-0 10. Bd2 Na6 11. Rac1 Nc7 12. Nd1 c5 13. Bc3 Nb5 14. Ne3 Nh5 15. g3 g6 16. f5 Nxc3 17. bxc3 Re8 18. fxg6 fxg6 19. Qg2 Bf8 1-0

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.01.31"]
[Round "2"]
[White "David, Heinz Dieter"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1336"]
[BlackElo "1561"]
[PlyCount "124"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. d3 e6 4. Nc3 Be7 5. h3 c5 6. Bd2 e5 7. a3 a6 8. Be2 Nc6 9. Nd5 Nxd5 10. exd5 Nb8 11. b4 Nd7 12. c4 0-0 13. Qc1 f5 14. Ng5 Nf6 15. Bc3 b6 16. Bf3 Ra7 17. a4 h6 18. Ne6 Bxe6 19. dxe6 Kh7 20. 0-0 Qc8 21. Bd5 Ne8 22. f4 exf4 23. Qxf4 Bg5 24. Qf3 g6 25. b5 a5 26. d4 Ng7 27. Rae1 Re7 28. dxc5 Qxc5+ 29. Kh1 Bf6 30. Bxf6 Rxf6 31. Qc3 Rf8 32. g4 Qc8 33. Qe3 Qc5 34. Qc3 Qc7 35. h4 h5 36. Qe3 hxg4 37. Qf4 Rfe8 38. Bc6 Rd8 39. Bd7 Rg8 40. Qg5 Qd8 41. Rf2 Nh5 42. Rd2 Ng3+ 43. Kh2 Ne4 44. Rxe4 fxe4 45. Qxg4 Rgg7 46. Qxe4 Qf8 47. Rg2 Qf5 48. Qe3 Qe5+ 49. Qxe5 dxe5 50. Re2 Rg8 51. Rxe5 Rf8 52. Kg3 Rf1 53. c5 bxc5 54. Rxc5 Rb1 55. Rc6 Kh6 56. Ra6 g5 57. hxg5+ Kxg5 58. Rxa5 Rb3+ 59. Kf2 Kf4 60. Ke2 Rh7 61. Kd2 Rh2+ 62. Kc1 Rg3 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.01.30"]
[Round "1"]
[White "Olschewsky, Roman"]
[Black "Grabinger, Hartmut"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1561"]
[BlackElo "1897"]
[PlyCount "78"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e4 d6 6. a3 e6 7. Nge2 Nge7 8. Rf1 0-0 9. d3 Rb8 10. Rb1 a5 11. Be3 Nd4 12. Bxd4 cxd4 13. Nb5 e5 14. a4 f5 15. Qd2 Nc6 16. b3 f4 17. f3 h5 18. Rf2 Kh7 19. Kf1 Bh6 20. Qd1 fxg3 21. Nxg3 h4 22. Ne2 Be3 23. f4 Bxf2 24. Kxf2 Bg4 25. Bf3 Bxf3 26. Kxf3 Qd7 27. Qf1 Rf6 28. Qg2 Rbf8 29. Rg1 Qg7 30. f5 Qh6 31. Kf2 gxf5 32. exf5 Rxf5+ 33. Ke1 Nb4 34. Qxb7+ Kh8 35. Qe4 Nc2+ 36. Kd1 Ne3+ 37. Kc1 Nxc4+ 38. Nf4 Rxf4 39. Rg6 Rf1+ 0-1

[Event "Berlin-ch Seniors op 28th"]
[Site "Berlin"]
[Date "2012.01.27"]
[Round "1.3"]
[White "Kollberg, Lothar"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2068"]
[BlackElo "1651"]
[PlyCount "89"]
[EventDate "2012.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 c6 6. Nf3 Bg4 7. h3 Bxf3 8. Bxf3 Na6 9. 0-0 0-0 10. Rb1 Nc7 11. b4 Rb8 12. Qb3 Ne6 13. Rd1 Qc8 14. d5 Nd8 15. Bg2 Nd7 16. Bg5 Re8 17. dxc6 Nxc6 18. Rbc1 Nd4 19. Qa4 a6 20. Rd2 Nb6 21. Qd1 Ne6 22. Nd5 Nxg5 23. h4 Ne6 24. Nxb6 Qd8 25. c5 Be5 26. e3 Qc7 27. Nd5 Qd8 28. a4 Nc7 29. Nxe7+ Kg7 30. cxd6 Ne6 31. Bh3 Nf8 32. Nc8 f5 33. d7 Re6 34. Bg2 Rf6 35. Rc5 Re6 36. Bd5 Bd6 37. Bxe6 Bxc5 38. Qa1+ Kh6 39. bxc5 Nxe6 40. Qe5 Rxc8 41. dxc8Q Qxc8 42. Rc2 Qd7 43. Rc4 Qf7 44. c6 Ng7 45. Qf4+ 1-0

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.06"]
[Round "9"]
[White "Klevenow, Hellmut"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1666"]
[BlackElo "1587"]
[PlyCount "92"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg4 5. Be2 Bg7 6. h3 Bxf3 7. Bxf3 c6 8. 0-0 Na6 9. Bf4 Nd7 10. Qd2 h6 11. Rad1 Qb6 12. b3 0-0-0 13. Be3 Qb4 14. Nb1 Qxd2 15. Rxd2 Nc7 16. c4 g5 17. Rfd1 e6 18. d5 exd5 19. exd5 c5 20. Na3 f5 21. Rc2 Ne5 22. Be2 f4 23. Bc1 a6 24. Bb2 Kb8 25. f3 Rhg8 26. Nb1 h5 27. Nd2 Bh8 28. Bxe5 Bxe5 29. Ne4 Ne8 30. Kf1 Rd7 31. Re1 Ng7 32. Bd1 Nf5 33. Nxc5 Ng3+ 34. Kg1 Bd4+ 35. Kh2 Bxc5 36. Re6 Nf5 37. Rce2 Ne3 38. Bc2 Nf1+ 39. Kh1 Ng3+ 40. Kh2 Nxe2 41. Rxe2 Be3 42. Be4 Re7 43. g4 hxg4 44. hxg4 Rh8+ 45. Kg2 Rf8 46. a3 Rxe4 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.05"]
[Round "8"]
[White "Olschewsky, Roman"]
[Black "Schindler, Rudolf"]
[Result "0-1"]
[ECO "A54"]
[WhiteElo "1587"]
[BlackElo "1805"]
[PlyCount "94"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 c6 2. g3 e5 3. d4 d6 4. Nc3 Nd7 5. Bg2 Be7 6. Nf3 Ngf6 7. 0-0 Qc7 8. Bg5 Nf8 9. Rc1 Ng6 10. h4 h5 11. a3 Bd7 12. Bxf6 Bxf6 13. Ne4 Be7 14. d5 c5 15. Nc3 a6 16. e4 Bg4 17. Qd2 Nf8 18. Nh2 Bd7 19. f4 exf4 20. Qxf4 Bf6 21. Ne2 Ng6 22. Qd2 Qb6 23. Nc3 Bd4+ 24. Kh1 Ne5 25. Qe2 Qb3 26. Bf3 g6 27. Nd1 Bh3 28. Bg2 Qxg3 29. Bxh3 Qxh3 30. Nf2 Qxh4 31. b4 g5 32. bxc5 Bxc5 33. Nd3 Bd4 34. c5 Nxd3 35. Qxd3 dxc5 36. Qf3 f6 37. Qf5 g4 38. Qe6+ Kf8 39. Rxc5 g3 40. Rc8+ Rxc8 41. Qxc8+ Kg7 42. Qc7+ Kh6 43. Qf4+ Qxf4 44. Rxf4 gxh2 45. Rh4 Be5 46. Kg2 Rg8+ 47. Kf2 Bg3+ 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.04"]
[Round "7"]
[White "Durth, Konrad"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1770"]
[BlackElo "1587"]
[PlyCount "44"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 b6 6. Bc4 e6 7. d5 Qe7 8. 0-0 0-0 9. Qd3 a5 10. Bd2 Ba6 11. dxe6 fxe6 12. f5 d5 13. exd5 Qc5+ 14. Qd4 Bxc4 15. Qxc5 bxc5 16. fxg6 Bxf1 17. gxh7+ Nxh7 18. Rxf1 Bxc3 19. Bxc3 exd5 20. Be5 Na6 21. c3 Rae8 22. Rd1 Rxf3 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.03"]
[Round "6"]
[White "Olschewsky, Roman"]
[Black "Tuertmann, Dieter"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1587"]
[BlackElo "1805"]
[PlyCount "82"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. h3 Be6 7. d3 Qd7 8. Nge2 Nge7 9. a3 0-0 10. Be3 a6 11. Qd2 Nd4 12. Bxd4 exd4 13. Nd5 Rab8 14. f3 c6 15. Nxe7+ Qxe7 16. 0-0 Rbe8 17. Rab1 Bc8 18. Kh2 f5 19. Rbe1 f4 20. g4 Be5 21. Rh1 Qh4 22. Kg1 Rf7 23. Nc1 Rg7 24. Qf2 Qe7 25. h4 Be6 26. Ne2 c5 27. Rb1 Qd7 28. b3 b5 29. Kf1 Rb8 30. Nc1 bxc4 31. dxc4 Bxc4+ 32. Ke1 Qe6 33. Qc2 Rgb7 34. Bf1 Bxf1 35. Rxf1 c4 36. b4 d3 37. Qa2 Qf7 38. Kd2 a5 39. b5 Rxb5 40. Rxb5 Rxb5 41. a4 Rb2+ 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.02"]
[Round "5"]
[White "Grunow, Werner"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1775"]
[BlackElo "1587"]
[PlyCount "79"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 b6 6. Bc4 e6 7. Nge2 Nc6 8. Qd2 Bb7 9. Bh6 0-0 10. 0-0-0 Na5 11. Bd3 Ne8 12. h4 Nc6 13. h5 Bxh6 14. Qxh6 Qf6 15. hxg6 Qxg6 16. Qe3 e5 17. d5 Nb4 18. Rh6 Nxd3+ 19. cxd3 Qg7 20. Rdh1 f6 21. R1h3 Kh8 22. g4 Qg5 23. Rxh7+ Kg8 24. Qxg5+ fxg5 25. Rh8+ Kf7 26. Rxf8+ Kxf8 27. Rh5 Ng7 28. Rh8+ Kf7 29. Rxa8 Bxa8 30. Nb5 a6 31. Nxc7 Bb7 32. d4 Ke7 33. dxe5 dxe5 34. Kd2 Kd6 35. Ne6 Nxe6 36. dxe6 Kxe6 37. Ke3 a5 38. b4 Ba6 39. Ng1 Bf1 40. bxa5 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.01"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Schroeder, Gert"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1587"]
[BlackElo "1140"]
[PlyCount "49"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. Nge2 Nbd7 7. 0-0 0-0 8. d3 Qc7 9. h3 Re8 10. Kh2 e5 11. Rb1 Nc5 12. b4 Ne6 13. a3 h5 14. f4 exf4 15. Nxf4 Ng5 16. Nce2 Bd7 17. Nxh5 Ngh7 18. Nxg7 Kxg7 19. Bb2 Rh8 20. Ng1 Rae8 21. Qf3 Re6 22. h4 Qd8 23. Bh3 Ng5 24. hxg5 Rxh3+ 25. Nxh3 1-0

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.01.31"]
[Round "3"]
[White "Reeger, Stephan"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1318"]
[BlackElo "1587"]
[PlyCount "28"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 b6 6. Bc4 e6 7. a3 Bb7 8. Nh3 Nfd7 9. Qd2 e5 10. Ng5 0-0 11. Bb3 exd4 12. Ne6 dxe3 13. Qxe3 fxe6 14. Bxe6+ Kh8 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.01.30"]
[Round "2"]
[White "Olschewsky, Roman"]
[Black "Jiranek, Benno"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1587"]
[BlackElo "1263"]
[PlyCount "82"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. e3 Bb4 5. Qh5+ g6 6. Qd1 Nf6 7. Bg2 0-0 8. Nge2 Rb8 9. 0-0 Bxc3 10. Nxc3 b6 11. a3 Bb7 12. b3 Ne7 13. Bb2 e4 14. d4 d5 15. Rc1 c6 16. Ne2 Rc8 17. Nf4 Qd7 18. h3 Rc7 19. Kh2 Nc8 20. Rg1 Nd6 21. c5 Nf7 22. b4 Ng5 23. a4 Rfc8 24. Kh1 Ne6 25. h4 Nxf4 26. exf4 Re8 27. Rc3 Ng4 28. Bc1 Nxf2+ 29. Kh2 Nxd1 30. Rxd1 Ba6 31. Be3 Bc4 32. Rb1 bxc5 33. bxc5 Rb7 34. Ra1 Reb8 35. Kh3 Rb3 36. Rac1 Rxc3 37. Rxc3 Qb7 38. Rc1 Qb3 39. Re1 Qc3 40. Bf2 Rb2 41. Re3 Qd2 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.01.29"]
[Round "1"]
[White "Strehlow, Horst"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1910"]
[BlackElo "1587"]
[PlyCount "79"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 Nbd7 9. e5 Ng8 10. 0-0-0 Nh6 11. g4 Qa5 12. Kb1 0-0-0 13. Bc4 d5 14. Bb3 e6 15. Qf2 Bf8 16. Bd2 Qc7 17. Rhf1 b5 18. a4 b4 19. Ne2 Nb6 20. Ng3 c5 21. dxc5 Bxc5 22. Qe1 a5 23. c3 Qe7 24. Qe2 Kb7 25. f5 Ng8 26. f6 Qd7 27. cxb4 axb4 28. a5 Nc4 29. Bxc4 dxc4 30. Bxb4 Qc7 31. Rxd8 Bxb4 32. Qe4+ Ka6 33. Qa8+ Kb5 34. Qb8+ Qxb8 35. Rxb8+ Kxa5 36. Rd1 Nxf6 37. Rxh8 Nd5 38. Rxh7 c3 39. Rxf7 cxb2 40. Rxd5+ 1-0

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.24"]
[Round "9"]
[White "Gensch, Manfred"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1750"]
[BlackElo "1579"]
[PlyCount "39"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 c6 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 Nfd7 9. Ne2 Qb6 10. c3 Na6 11. f5 0-0 12. h4 h5 13. Qg3 e5 14. fxg6 exd4 15. gxf7+ Rxf7 16. Bc4 Ne5 17. Bxa6 Qxa6 18. Nf4 Raf8 19. Rf1 Ng4 20. Kd2 0-1

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.23"]
[Round "8"]
[White "Olschewsky, Roman"]
[Black "Garbe, Eckhard"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1579"]
[BlackElo "1439"]
[PlyCount "147"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. c4 c6 2. g3 Nf6 3. Bg2 d5 4. b3 e6 5. Ba3 Bxa3 6. Nxa3 0-0 7. Nf3 Nbd7 8. 0-0 Re8 9. Qc1 e5 10. d3 Rb8 11. h3 Nf8 12. Kh2 Ng6 13. Ne1 Re7 14. e4 dxe4 15. dxe4 Rd7 16. Nac2 b6 17. Ne3 Bb7 18. Nf5 c5 19. f3 h6 20. Nc2 Rd2 21. Nce3 Rd7 22. Nd5 Nxd5 23. cxd5 Ne7 24. Ne3 Ba6 25. Rg1 Nc8 26. h4 Nd6 27. Bh3 Rc7 28. Qc3 f6 29. Ng2 Bc8 30. g4 Bd7 31. Rae1 g5 32. Qd2 Rbc8 33. hxg5 hxg5 34. Ne3 c4 35. Qb4 Be8 36. Bf1 c3 37. Ba6 Rh7+ 38. Kg2 Rcc7 39. Nc4 Nxc4 40. Bxc4 b5 41. Bxb5 Bxb5 42. Qxb5 c2 43. Qe2 Qc8 44. Rc1 Rc3 45. Qf2 Qc7 46. Qf1 Qc5 47. Qe2 Rc7 48. Rgf1 Re3 49. Qd2 Rc3 50. Rf2 Qa5 51. d6 Rd7 52. Rxc2 Rc5 53. Qxa5 Rxa5 54. Rfd2 Ra6 55. Rc8+ Kf7 56. Rc7 Ke6 57. Rxd7 Kxd7 58. Kf2 Rxd6 59. Rxd6+ Kxd6 60. Ke2 Kc5 61. a3 a5 62. Kd3 Kb5 63. Kc3 Kc5 64. a4 Kb6 65. Kc4 Kc6 66. b4 axb4 67. Kxb4 Kb6 68. Kc4 Ka5 69. Kd5 Kxa4 70. Ke6 Kb4 71. Kxf6 Kc4 72. Kxg5 Kd4 73. Kf5 Ke3 74. g5 1-0

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.22"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Oldigs, Adolf"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "1579"]
[BlackElo "1395"]
[PlyCount "50"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Bg2 d6 4. Nc3 g6 5. h3 Bg7 6. e4 e5 7. Nge2 Nbd7 8. 0-0 0-0 9. Rb1 Rb8 10. Kh2 b5 11. cxb5 cxb5 12. d4 a6 13. d5 Nc5 14. b4 Ncd7 15. Qd3 Nb6 16. f3 Nc4 17. Rg1 Nd7 18. Nd1 Ndb6 19. Ne3 Nxe3 20. Bxe3 Nc4 21. Bf2 f5 22. a4 fxe4 23. Qd1 exf3 24. Nd4 exd4 25. Bxf3 Ne3 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.21"]
[Round "6"]
[White "Hopp, Barbara"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1638"]
[BlackElo "1579"]
[PlyCount "69"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d6 2. Nc3 g6 3. Bf4 Bg7 4. Qd2 c6 5. Nf3 h6 6. 0-0-0 g5 7. Bg3 Nf6 8. h4 g4 9. Ne1 Nbd7 10. Nd3 Nb6 11. Nf4 a5 12. e4 Nfd7 13. Nh5 Bf8 14. Qf4 Nf6 15. Nxf6+ exf6 16. h5 Qe7 17. Be2 Rg8 18. Bh4 Bg7 19. Bxg4 Bd7 20. Bg3 Bf8 21. Bxd7+ Nxd7 22. Bh4 0-0-0 23. g4 b5 24. d5 Kb7 25. dxc6+ Kxc6 26. f3 Qe6 27. Nd5 Bg7 28. Kb1 a4 29. a3 Rb8 30. Nb4+ Kb7 31. Rxd6 Qe8 32. Rhd1 Ne5 33. Bxf6 Nc4 34. Rd7+ Ka8 35. Qc7 1-0

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.20"]
[Round "5"]
[White "Strohbusch, Frank"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1724"]
[BlackElo "1579"]
[PlyCount "65"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Bd3 Nf6 5. 0-0 0-0 6. Re1 Bg4 7. c3 b6 8. h3 Bxf3 9. Qxf3 Nbd7 10. Nd2 c5 11. e5 Ne8 12. Bb5 Rb8 13. Qc6 a6 14. Qxd7 axb5 15. Qxb5 Nc7 16. Qc6 cxd4 17. cxd4 Ne6 18. Nf3 d5 19. Bd2 Rc8 20. Qb5 Rc4 21. Bc3 Nf4 22. Rac1 Nd3 23. b3 Nxe1 24. bxc4 Nxf3+ 25. gxf3 e6 26. Bd2 Qh4 27. Qxb6 Qxh3 28. Qb3 f6 29. cxd5 fxe5 30. dxe6 Kh8 31. e7 Rc8 32. Rxc8+ Qxc8 33. Qf7 1-0

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.19"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Hentzschel, Erhard"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1579"]
[BlackElo "1764"]
[PlyCount "135"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. e4 Bc5 5. Ne2 Nd4 6. 0-0 d6 7. h3 Be6 8. d3 Qd7 9. Kh2 h6 10. Nbc3 c6 11. a3 a6 12. f4 Qe7 13. f5 Bd7 14. Rb1 0-0 15. g4 Nh7 16. Ng1 Qh4 17. Nf3 Nxf3+ 18. Qxf3 Bb6 19. Qg3 Bd8 20. b4 Qxg3+ 21. Kxg3 Nf6 22. Kh2 Kh7 23. Ne2 b6 24. Bf3 Ne8 25. Be3 Rb8 26. Rg1 g5 27. Rg2 Ng7 28. Kg1 Rh8 29. Kf2 Kg8 30. Ke1 Kf8 31. d4 f6 32. Kd2 Be8 33. Rh2 Kf7 34. h4 Kg8 35. Rbh1 Bf7 36. hxg5 fxg5 37. Rxh6 Rxh6 38. Rxh6 Ne8 39. c5 Kg7 40. Rh1 bxc5 41. dxc5 a5 42. Rb1 axb4 43. Rxb4 Ba5 44. Kc3 Bxb4+ 45. axb4 Ra8 46. Kd2 Kf6 47. Nc3 Rb8 48. cxd6 Nxd6 49. Bc5 Nb5 50. Na4 Nd4 51. Ke3 Nc2+ 52. Kd2 Nxb4 53. Nb6 Rd8+ 54. Kc3 Na6 55. Ba3 Nc7 56. Kb4 Be8 57. Be2 Rd4+ 58. Nc4 Rxe4 59. Bf3 Na6+ 60. Kc3 Rd4 61. Bd6 Rxc4+ 62. Kxc4 Bf7+ 63. Kc3 Bd5 64. Be2 Be4 65. Bxa6 Bf3 66. Bb7 Bxg4 67. Bxc6 Bxf5 68. Kd2 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.18"]
[Round "3"]
[White "Hartlaub, Marianne"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1368"]
[BlackElo "1579"]
[PlyCount "87"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 g6 3. b3 Bg7 4. Bb2 Nf6 5. Nf3 c6 6. e3 Bg4 7. d4 Nbd7 8. h3 Bxf3 9. Qxf3 0-0 10. Bd3 e5 11. 0-0 Re8 12. dxe5 Nxe5 13. Qe2 d5 14. Rfd1 d4 15. Bc2 c5 16. Ne4 Qc7 17. exd4 Nxe4 18. Bxe4 Nc6 19. Qd3 Nxd4 20. Rab1 Rad8 21. Bd5 b6 22. Bc1 Ne2+ 23. Kh1 Nc3 24. Bg5 Rc8 25. Re1 Nxb1 26. Qxb1 Rxe1+ 27. Qxe1 Qe5 28. Qc1 Qa1 29. g3 Qxc1+ 30. Bxc1 Re8 31. Be3 Bd4 32. Bc6 Re7 33. Bg5 f6 34. Bd5+ Kg7 35. Bf4 Bxf2 36. Kg2 Bd4 37. Kf3 Be5 38. Bd2 h6 39. b4 Bd4 40. a4 h5 41. b5 g5 42. a5 Kg6 43. g4 hxg4+ 44. hxg4 0-1

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.17"]
[Round "2"]
[White "Olschewsky, Roman"]
[Black "Habedank, Detlef"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1579"]
[BlackElo "1788"]
[PlyCount "94"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 d6 3. Bg2 c6 4. e3 e5 5. h3 Be7 6. Ne2 Nbd7 7. 0-0 Qc7 8. d3 0-0 9. Nbc3 a5 10. a4 Nc5 11. b3 Bd7 12. Rb1 Na6 13. Kh2 Rad8 14. f4 Nb4 15. Ba3 Bc8 16. Bxb4 axb4 17. Na2 d5 18. f5 dxc4 19. bxc4 c5 20. Qc2 Bd7 21. Nac1 Ra8 22. Ra1 Bd6 23. e4 Qc6 24. a5 Bc7 25. Nb3 Ra6 26. Ra2 Rfa8 27. Rfa1 h6 28. g4 Nh7 29. h4 Bd8 30. Kh3 Qf6 31. g5 hxg5 32. Nxc5 g4+ 33. Kh2 Qxh4+ 34. Kg1 Bg5 35. Nf4 Bxf4 36. Nxa6 Be3+ 37. Kf1 Rxa6 38. Re1 Bc5 39. Ke2 Qf2+ 40. Kd1 Qd4 41. Rh1 Rh6 42. Qe2 Rxh1+ 43. Bxh1 b3 44. Rb2 Ba4 45. Ke1 Qg1+ 46. Qf1 Qe3+ 47. Kd1 Ba3 0-1

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.16"]
[Round "1"]
[White "Rychlik, Kurt"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1905"]
[BlackElo "1579"]
[PlyCount "67"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Be3 Bg7 4. Nd2 Nf6 5. f3 b6 6. Bc4 e6 7. Qe2 a6 8. a4 a5 9. Nh3 Ba6 10. Nf2 Nfd7 11. 0-0 c5 12. c3 0-0 13. Rad1 Qe7 14. f4 e5 15. fxe5 cxd4 16. cxd4 dxe5 17. d5 Qb4 18. Bxa6 Nxa6 19. b3 Nac5 20. Nd3 Nxd3 21. Qxd3 Rac8 22. Rc1 Rxc1 23. Rxc1 Rb8 24. Rc7 Nf6 25. d6 Ng4 26. d7 Qf8 27. Bxb6 Bh6 28. h3 Rxb6 29. Rc8 Be3+ 30. Kf1 Rf6+ 31. Nf3 Nh2+ 32. Ke2 Nxf3 33. Rxf8+ Kxf8 34. d8Q+ 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.17"]
[Round "9"]
[White "Olschewsky, Roman"]
[Black "Telianer, Mikhail"]
[Result "1/2-1/2"]
[ECO "A27"]
[WhiteElo "1544"]
[BlackElo "1479"]
[PlyCount "78"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Bc5 4. e3 Nf6 5. Be2 e4 6. Nh4 d6 7. g3 Bh3 8. Rg1 Ne5 9. Qa4+ Bd7 10. Qc2 g5 11. f4 Nd3+ 12. Bxd3 exd3 13. Qxd3 gxh4 14. a3 Qe7 15. b4 Bb6 16. Bb2 Rg8 17. 0-0-0 hxg3 18. Nd5 Nxd5 19. Qxd5 Bc6 20. Qh5 0-0-0 21. Qxh7 Be4 22. Qh3+ Qe6 23. Qxe6+ fxe6 24. hxg3 Rg4 25. Bf6 Rdg8 26. Bg5 e5 27. d4 exd4 28. exd4 c6 29. Rde1 d5 30. c5 Bd8 31. Bxd8 Kxd8 32. Re3 Rh8 33. Kd2 Rh2+ 34. Re2 Rh3 35. Re3 Ke7 36. Ke1 Kf6 37. Kd2 Kf5 38. Ke1 Rg7 39. Kd2 Kg4 1/2-1/2

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.16"]
[Round "8"]
[White "Koppatsch, Juergen"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1025"]
[BlackElo "1544"]
[PlyCount "100"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. Bc4 e6 4. d4 d6 5. Bb3 Ne7 6. c3 0-0 7. Be3 d5 8. e5 c6 9. Qd2 Nf5 10. Bg5 f6 11. g4 fxg5 12. gxf5 g4 13. Qg5 Qxg5 14. Nxg5 gxf5 15. Nd2 h6 16. Nxe6 Bxe6 17. f3 Nd7 18. f4 Kf7 19. 0-0-0 Rh8 20. Rdg1 h5 21. h3 Nf8 22. Rh2 Ng6 23. Rf1 Bh6 24. Rhf2 g3 25. Rf3 h4 26. Kd1 Rhg8 27. Ke2 g2 28. Rg1 Nxf4+ 29. Ke1 Nh5 30. Nb1 Bf4 31. Kf2 Bg3+ 32. Ke3 Bh2 33. Kf2 Bxg1+ 34. Kxg1 Rg3 35. Rf2 Rxh3 36. Kxg2 Rg3+ 37. Kf1 Rag8 38. Ke2 Rg2 39. Nd2 Rxf2+ 40. Kxf2 h3 41. Bd1 Nf4 42. Nf3 Ke7 43. Nh4 h2 44. Bf3 Rg1 45. b3 h1Q 46. Bxh1 Rxh1 47. Nf3 Nh5 48. Ke2 f4 49. Kd3 Bf5+ 50. Kd2 Ng3 0-1

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.15"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Ebert, Lothar"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1544"]
[BlackElo "1394"]
[PlyCount "58"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. d3 Bb4 4. Bd2 Nge7 5. a3 Bxc3 6. Bxc3 d6 7. e4 Ng6 8. h3 0-0 9. Be2 Nf4 10. Bf3 Qg5 11. g3 Ne6 12. h4 Qe7 13. Rc1 Rb8 14. a4 Ned4 15. Bg2 Bd7 16. Bh3 f5 17. f3 Rf7 18. b4 Rbf8 19. b5 Nd8 20. Bxd4 exd4 21. Bg2 Ne6 22. Kf2 Nc5 23. Nh3 fxe4 24. Ng5 Nxd3+ 25. Kf1 Nxc1 26. Nxf7 Rxf7 27. Qxc1 exf3 28. Bh3 Bxh3+ 29. Rxh3 Qe2+ 0-1

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.14"]
[Round "6"]
[White "Krempelsetzer, Klaus"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "1716"]
[BlackElo "1544"]
[PlyCount "161"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Nd7 5. c4 Ngf6 6. Nc3 0-0 7. 0-0 Nh5 8. e4 e5 9. d5 Nb6 10. b3 f5 11. Bg5 Qe8 12. h3 h6 13. Bd2 g5 14. Nh2 Nf6 15. Rc1 fxe4 16. g4 Qg6 17. Qe2 Bd7 18. Nxe4 Be8 19. Nxf6+ Qxf6 20. Be4 Nd7 21. f3 b6 22. Rf2 a5 23. Be3 Qe7 24. Nf1 Nf6 25. Ng3 Bd7 26. Nf5 Bxf5 27. Bxf5 Ne8 28. Qd2 Bf6 29. h4 Ng7 30. Bg6 Rab8 31. Rh2 Ne8 32. Qg2 Kg7 33. Bf5 gxh4 34. Qh3 Bg5 35. Re1 Qf6 36. Bf2 Rh8 37. Bxh4 Bxh4 38. Qxh4 Qxh4 39. Rxh4 Kf6 40. Kf2 Ng7 41. Be4 Kg5 42. Kg3 Rbf8 43. Reh1 Rf4 44. R4h2 Rf6 45. Kf2 Rhf8 46. Ke3 Rh8 47. Kd2 Kf4 48. Rg2 Kg5 49. Kc2 Rb8 50. Kb2 b5 51. cxb5 Rxb5 52. Rc2 Rb7 53. Rc6 a4 54. Rhc1 Rf7 55. Ka3 axb3 56. axb3 h5 57. gxh5 Nxh5 58. Rg1+ Kf6 59. b4 Rg7 60. Rxg7 Nxg7 61. b5 Ke7 62. Ka4 Kd8 63. Ka5 Ra7+ 64. Ra6 Rxa6+ 65. bxa6 Kc8 66. Kb5 Kb8 67. Kc6 Ne8 68. a7+ Kxa7 69. Kd7 Nf6+ 70. Kxc7 Ne8+ 71. Kd7 Ng7 72. Kxd6 Kb7 73. Kxe5 Kc7 74. f4 Kd7 75. Bf5+ Kd8 76. Bg6 Ke7 77. f5 Kd7 78. f6 Ne8 79. Bxe8+ Kxe8 80. Ke6 Kd8 81. f7 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.13"]
[Round "5"]
[White "Olschewsky, Roman"]
[Black "Kammler, Hans Joachim"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1544"]
[BlackElo "1304"]
[PlyCount "63"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 e6 3. d3 Nf6 4. h3 c6 5. Nf3 Bb4 6. Qc2 d5 7. Bd2 a5 8. a3 Be7 9. g3 Qc7 10. e3 Bd7 11. d4 0-0 12. Rc1 Be8 13. Ng5 Qd7 14. h4 h6 15. Nh3 Ne4 16. Ne2 Qc7 17. Nef4 Rf6 18. cxd5 Bd7 19. dxe6 Bxe6 20. Nxe6 Rxe6 21. Bc4 Qd6 22. Bxe6+ Qxe6 23. Qc4 Qxc4 24. Rxc4 Nd7 25. Rc2 b6 26. 0-0 c5 27. Bc3 Ndf6 28. Kg2 Ng4 29. Rfc1 Rf8 30. dxc5 Bxc5 31. Bxa5 Bxe3 32. Bb4 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.12"]
[Round "4"]
[White "Vidic, Dobrivoje"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1655"]
[BlackElo "1544"]
[PlyCount "117"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 d6 4. Bc4 e6 5. Nf3 Nd7 6. Nc3 a6 7. Qd2 h6 8. 0-0-0 b5 9. Bd3 Rb8 10. h4 Ndf6 11. e5 Ng4 12. Bf4 d5 13. Ng1 h5 14. f3 N4h6 15. Kb1 Ne7 16. Bg5 Nhg8 17. Nge2 Bh6 18. g4 Bxg5 19. Qxg5 Nc6 20. Qf4 Nb4 21. gxh5 Nxd3 22. Rxd3 Rxh5 23. Ng3 Rh7 24. Rd2 Kd7 25. Rdh2 Kc6 26. h5 g5 27. Qd2 Nh6 28. a3 Qe7 29. Na2 Bd7 30. Qa5 Kb7 31. Nb4 Ra8 32. Nd3 Kb8 33. Nc5 Bc8 34. Rd2 Bb7 35. Qb4 Qd8 36. a4 c6 37. a5 Rh8 38. Nb3 Qf8 39. Qc3 Ka7 40. Rg2 Qe7 41. Qd2 Rag8 42. Rhg1 Rg7 43. Nf1 Rhg8 44. Ne3 Bc8 45. Ng4 Nxg4 46. fxg4 Rf8 47. Rf2 f5 48. exf6 Rxf6 49. Rgf1 Rxf2 50. Qxf2 Ka8 51. Qf8 Qc7 52. Nc5 Ka7 53. b4 e5 54. h6 Re7 55. dxe5 Bxg4 56. Rg1 Rf7 57. Qd6 Qxd6 58. exd6 Bc8 59. Rxg5 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.11"]
[Round "3"]
[White "Olschewsky, Roman"]
[Black "Kolkwitz, Klaus"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1544"]
[BlackElo "1726"]
[PlyCount "112"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 e5 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nf3 Nf6 7. 0-0 Be6 8. a3 Qd7 9. Rb1 Bh3 10. Ng5 Bxg2 11. Kxg2 Nd4 12. e3 Nf5 13. Nge4 h5 14. Nxf6+ Bxf6 15. Ne4 Be7 16. b4 h4 17. g4 Nh6 18. h3 f5 19. g5 fxe4 20. gxh6 Qf5 21. dxe4 Qxe4+ 22. Qf3 Qxb1 23. Qxb7 0-0 24. Qd5+ Kh7 25. e4 Qb3 26. Be3 Qa4 27. b5 Rae8 28. Qc6 Bd8 29. f4 Qc2+ 30. Rf2 Qd3 31. Rf3 Re7 32. Bxa7 Qe2+ 33. Rf2 Qh5 34. c5 Rxf4 35. cxd6 Rxf2+ 36. Bxf2 Rf7 37. Qc2 Qf3+ 38. Kg1 cxd6 39. b6 Qxf2+ 40. Qxf2 Rxf2 41. Kxf2 Bxb6+ 42. Kf3 Kxh6 43. Kg4 Be3 44. Kxh4 Kg7 45. Kg4 Kf6 46. h4 Ke6 47. h5 gxh5+ 48. Kxh5 d5 49. exd5+ Kxd5 50. Kg4 Ke4 51. a4 Bd2 52. Kg3 Ke3 53. Kg2 Ke2 54. Kg1 e4 55. Kg2 e3 56. Kg1 Kd1 0-1

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.10"]
[Round "2"]
[White "Tuertmann, Dieter"]
[Black "Olschewsky, Roman"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1831"]
[BlackElo "1544"]
[PlyCount "92"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. e3 d6 4. d4 Nd7 5. Nf3 a6 6. Be2 e5 7. 0-0 Ne7 8. d5 0-0 9. e4 f5 10. Ng5 Nb8 11. exf5 Nxf5 12. Nf3 c5 13. Bg5 Bf6 14. Bxf6 Qxf6 15. Ne4 Qe7 16. Qd3 Nd7 17. a4 Nf6 18. Bd1 Nh5 19. g3 Nfg7 20. Nh4 Bh3 21. Re1 Bd7 22. b3 Rab8 23. Qe3 Nf6 24. Qg5 Bf5 25. Nxf6+ Qxf6 26. Qxf6 Rxf6 27. Ng2 a5 28. f3 Re8 29. g4 Bd7 30. h3 Rf7 31. Re3 g5 32. Bc2 Ref8 33. Be4 h6 34. h4 Rf6 35. h5 Be8 36. Kf2 Bd7 37. Ke2 b6 38. Kd3 Be8 39. Rh1 Bd7 40. Rh3 Ne8 41. Rg3 R6f7 42. Bg6 Re7 43. Bxe8 Bxe8 44. Ke2 Ref7 45. Re4 Bd7 46. Kf2 Bc8 1/2-1/2

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.09"]
[Round "1"]
[White "Olschewsky, Roman"]
[Black "Lukas, Wilmar"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "1544"]
[BlackElo "1825"]
[PlyCount "42"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. e3 g6 4. d4 Bg7 5. h3 0-0 6. Nf3 c6 7. Bd3 dxc4 8. Bxc4 Nbd7 9. 0-0 Nb6 10. Bb3 Nfd5 11. Nxd5 cxd5 12. Bd2 Bd7 13. Ba5 Bb5 14. Re1 Qd6 15. a3 Nc4 16. Bxc4 dxc4 17. Bb4 Qd8 18. Rc1 a5 19. Bc3 b6 20. e4 e6 21. g4 Bh6 1/2-1/2

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.20"]
[Round "9"]
[White "Olschewsky, Roman"]
[Black "Franke, Klaus1111"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1450"]
[BlackElo "1729"]
[PlyCount "74"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 g6 4. e4 d6 5. Qa4+ Bd7 6. Qb3 b6 7. g3 Nc6 8. Bg2 Rc8 9. 0-0 Bg7 10. d3 0-0 11. Qd1 e6 12. Nb5 Qe7 13. Bf4 e5 14. Bg5 h6 15. Bd2 a6 16. Na3 Nd4 17. Nxd4 exd4 18. b3 Bc6 19. Rb1 Qc7 20. Qc1 Kh7 21. f4 Ng4 22. Kh1 f5 23. h3 Nf6 24. exf5 Bxg2+ 25. Kxg2 gxf5 26. b4 Rce8 27. Qd1 Re7 28. Qf3 Rfe8 29. Rbe1 cxb4 30. Nc2 a5 31. Nxd4 Ne4 32. dxe4 Bxd4 33. exf5 Qxc4 34. Qh5 Re2+ 35. Rxe2 Rxe2+ 36. Kf3 Re3+ 37. Bxe3 Qxf1+ 1/2-1/2

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.19"]
[Round "8"]
[White "Kohlstadt Erlebach, Paul"]
[Black "Olschewsky, Roman"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1749"]
[BlackElo "1450"]
[PlyCount "48"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 c6 5. Nf3 Qc7 6. d4 e6 7. 0-0 Nf6 8. Re1 Be7 9. Bd3 0-0 10. Ne2 b6 11. h3 Bb7 12. Bf4 Qd8 13. c3 c5 14. Nh2 Nbd7 15. Qc2 h6 16. Rad1 Qc8 17. Bb5 Rd8 18. Bxd7 Rxd7 19. Kh1 Ne4 20. Be3 Bg5 21. Bxg5 Nxf2+ 22. Kg1 Nxd1 23. Bc1 Nxc3 24. Qxc3 cxd4 1/2-1/2

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.18"]
[Round "7"]
[White "Olschewsky, Roman"]
[Black "Lukas, Wilmar"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1450"]
[BlackElo "1802"]
[PlyCount "86"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. e3 g6 4. Nf3 Bg7 5. h3 0-0 6. d4 c6 7. c5 Nbd7 8. Bd3 b6 9. b4 a5 10. b5 Bb7 11. cxb6 Nxb6 12. 0-0 cxb5 13. Nxb5 a4 14. a3 Ne4 15. Nd2 Nd6 16. Rb1 Qd7 17. Qe2 Ba6 18. Nf3 Ndc4 19. Nc3 Bb7 20. Re1 f5 21. Nd2 Rfc8 22. Qf3 e5 23. Nxc4 Nxc4 24. Bxc4 Rxc4 25. Bd2 Rac8 26. Ne2 e4 27. Qg3 Bf8 28. Bb4 Bxb4 29. axb4 Ba6 30. Rec1 Rxc1+ 31. Nxc1 Bc4 32. f3 a3 33. Qe1 Qa4 34. Qd2 Rb8 35. Na2 Ra8 36. Kh2 Kf7 37. fxe4 fxe4 38. Qf2+ Kg7 39. g4 Rf8 40. Qd2 Rf3 41. h4 Qd7 42. Kh1 Rh3+ 43. Kg2 Qxg4+ 0-1

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.17"]
[Round "6"]
[White "Krusemark, Gerhard"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1897"]
[BlackElo "1450"]
[PlyCount "123"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 c6 5. d4 Qc7 6. Nf3 Bf5 7. Ne5 e6 8. g4 Bg6 9. h4 h6 10. Nxg6 fxg6 11. Qd3 Qf7 12. Be3 Nd7 13. 0-0-0 0-0-0 14. Qc4 Nb6 15. Qb3 Nf6 16. g5 Nfd5 17. Bg4 Kb8 18. Rhf1 Bd6 19. Ne4 Bf4 20. Nc5 Rhe8 21. Kb1 Nc7 22. a4 Bd6 23. Nxb7 Kxb7 24. a5 Qe7 25. axb6 axb6 26. c4 Bb4 27. c5 b5 28. Qxb4 Nd5 29. Qd2 Qc7 30. Bf3 Ne7 31. Qb4 Ra8 32. Qxb5+ Kc8 33. Qb6 Qxb6 34. cxb6 Rb8 35. Rc1 Kb7 36. Bf4 Ra8 37. Bc7 Ra5 38. Rfe1 Rea8 39. Rxe6 Ra1+ 40. Kc2 Nd5 41. Bxd5 Rxc1+ 42. Kxc1 cxd5 43. Kb1 Rf8 44. f4 hxg5 45. hxg5 Rh8 46. Rxg6 Rh1+ 47. Ka2 Ka6 48. Rxg7 Rh4 49. Be5 Kxb6 50. Rg6+ Kb5 51. Rd6 Kc4 52. g6 Rg4 53. g7 Rg2 54. Rd8 Rg6 55. g8Q Ra6+ 56. Kb1 Rh6 57. Qxd5+ Kd3 58. Qf3+ Kd2 59. Rc8 Rc6 60. Rxc6 Ke1 61. Qg2 Kd1 62. Rc1# 1-0

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.16"]
[Round "5"]
[White "Olschewsky, Roman"]
[Black "Pfueller, Volker"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1450"]
[BlackElo "1804"]
[PlyCount "137"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. Nf3 d6 4. g3 g6 5. Rb1 Bg7 6. Bg2 0-0 7. 0-0 Qe8 8. d3 a5 9. a3 e5 10. Ne1 Nc6 11. Nb5 Qd7 12. Bh3 Nd8 13. e4 Ng4 14. f4 Nh6 15. Nf3 c6 16. Nc3 Qf7 17. b3 Qc7 18. Ne2 fxe4 19. Ng5 exd3 20. Qxd3 Bf5 21. Bxf5 Nxf5 22. g4 Nh6 23. h3 Nhf7 24. f5 Nxg5 25. Bxg5 Nf7 26. Bd2 g5 27. Ng3 Rae8 28. Ne4 Qd8 29. Qe3 Bf6 30. Rbd1 d5 31. Nc5 d4 32. Qe1 Qe7 33. Ne6 Qxa3 34. Nxf8 Kxf8 35. Bxa5 Qxb3 36. Bb4+ Kg8 37. Rxd4 Rc8 38. Re4 c5 39. Bc3 Re8 40. Qc1 Nd6 41. Re2 Qxc4 42. Qe3 h6 43. Rfe1 b5 44. Qg3 b4 45. Bxe5 Bxe5 46. Rxe5 Qd4+ 47. Kh1 Kf7 48. Rxe8 Nxe8 49. Qb3+ c4 50. Qxb4 Qd5+ 51. Kh2 Nd6 52. Qc3 Ne4 53. Qe3 Qd2+ 54. Re2 Qd6+ 55. Kg2 Nf6 56. Qe6+ Qxe6 57. Rxe6 h5 58. Kf3 hxg4+ 59. hxg4 c3 60. Rxf6+ Kxf6 61. Ke3 Ke5 62. Kd3 Kd5 63. Kxc3 Kc5 64. Kb3 Kd5 65. Kb4 Kd6 66. Kc4 Kc6 67. Kd4 Kd6 68. Ke4 Ke7 69. Ke5 1-0

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.15"]
[Round "4"]
[White "Joch, Horst"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1653"]
[BlackElo "1450"]
[PlyCount "78"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Nge2 c6 5. d4 Qh5 6. Ne4 Qg6 7. N2g3 Nf6 8. Bd3 Nxe4 9. Bxe4 Qd6 10. c3 e6 11. Qf3 Qd8 12. 0-0 Be7 13. Bc2 g6 14. Bh6 Nd7 15. Bg7 Rg8 16. Be5 Nxe5 17. dxe5 Qc7 18. Rfe1 Bd7 19. Qe3 h5 20. Rad1 b6 21. b4 0-0-0 22. a4 c5 23. b5 h4 24. Nf1 g5 25. h3 g4 26. hxg4 Bg5 27. f4 Be7 28. g5 f5 29. Nd2 c4 30. Kh1 Bc5 31. Qf3 Kb8 32. Nxc4 Bc8 33. Rxd8 Rxd8 34. Rd1 Bb7 35. Rxd8+ Qxd8 36. Qd3 Qh8 37. Qh3 Qh5 38. Nd6 Qe2 39. Qxh4 Qxg2# 0-1

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.14"]
[Round "3"]
[White "Olschewsky, Roman"]
[Black "Krempelsetzer, Klaus"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1450"]
[BlackElo "1765"]
[PlyCount "144"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. e3 g6 4. h3 Bg7 5. Nf3 0-0 6. g4 e6 7. Bg2 dxc4 8. Ne5 Nbd7 9. Nxc4 Nb6 10. Nxb6 cxb6 11. 0-0 Rb8 12. Rb1 Bd7 13. a3 Bc6 14. f3 Qd3 15. Rf2 Nxg4 16. hxg4 Bxc3 17. Ra1 Bf6 18. Bf1 Qd5 19. Be2 Be7 20. Qf1 f5 21. Qh3 fxg4 22. Qxg4 Qf5 23. f4 Bd6 24. b4 Bd5 25. d3 Rbe8 26. Bb2 e5 27. Qxf5 gxf5 28. fxe5 Bxe5 29. Bxe5 Rxe5 30. Bf3 Bc6 31. Re1 Rfe8 32. Rg2+ Kf8 33. Kf2 R8e7 34. d4 Bxf3 35. Kxf3 Re4 36. Ree2 Kf7 37. Rh2 Kf6 38. Rh6+ Kg5 39. Rhh2 h5 40. Rhg2+ Kf6 41. Rh2 h4 42. Rh3 Rg7 43. Re1 Ke6 44. Reh1 Rh7 45. Re1 Kd5 46. Rd1 Rf7 47. Rg1 Kc4 48. Rd1 Rfe7 49. Kf2 f4 50. Rc1+ Kd5 51. Re1 Rxe3 52. Reh1 Rxh3 53. Rxh3 Kxd4 54. Rxh4 Rf7 55. Rh1 Kc4 56. Rd1 a5 57. Rb1 Re7 58. Kf3 Re3+ 59. Kxf4 Rxa3 60. bxa5 Rb3 61. Rc1+ Kd3 62. axb6 Rxb6 63. Rd1+ Kc2 64. Rd7 Rb2 65. Rc7+ Kd3 66. Rd7+ Ke2 67. Re7+ Kf2 68. Rf7 b5 69. Ke4+ Ke2 70. Kd4 b4 71. Kc4 b3 72. Kc3 Rb1 1/2-1/2

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.13"]
[Round "2"]
[White "Hesselbarth, Karlheinz"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1851"]
[BlackElo "1450"]
[PlyCount "67"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Nf3 Nbd7 7. Rc1 h6 8. Bh4 Nh7 9. Bg3 Ng5 10. cxd5 exd5 11. Bd3 0-0 12. 0-0 Re8 13. Nxd5 Bd6 14. Bxd6 cxd5 15. Nxg5 Qxg5 16. Qf3 Nb6 17. Rc7 f5 18. Rfc1 g6 19. Bf4 Qh4 20. g3 Qd8 21. Bxh6 Be6 22. Qf4 Nd7 23. Bg5 Qb8 24. Qh4 Rf8 25. Qh6 Qe8 26. Rxb7 Rb8 27. Rxb8 Nxb8 28. Rc7 Bd7 29. Bf4 Kf7 30. Be5 Rg8 31. Bxf5 Qd8 32. Qh7+ Kf8 33. Bd6+ Ke8 34. Qxg8# 1-0

[Event "Berlin-ch Seniors op 25th"]
[Site "Berlin"]
[Date "2009.02.12"]
[Round "1"]
[White "Olschewsky, Roman"]
[Black "Fieguth, Bernd"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1450"]
[BlackElo "1867"]
[PlyCount "50"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. e4 d6 5. h3 0-0 6. d3 b6 7. g4 Nbd7 8. Bg2 Bb7 9. 0-0 Ne8 10. Rb1 h6 11. Ne2 e5 12. b3 f5 13. exf5 gxf5 14. gxf5 e4 15. Nfd4 Qh4 16. Bxe4 Bxe4 17. dxe4 Qxe4 18. Be3 c5 19. Ng3 Qh4 20. Ne6 Rf7 21. Qf3 Rb8 22. Qg4 Qf6 23. Bf4 Ne5 24. Bxe5 Qxe5 25. Rfe1 Qf6 1/2-1/2

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.29"]
[Round "9"]
[White "Olschewsky, Roman"]
[Black "Durth, Konrad"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1518"]
[BlackElo "1799"]
[PlyCount "61"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 c6 4. e4 Bb4 5. Ne2 0-0 6. 0-0 d5 7. a3 Ba5 8. b4 Bc7 9. d3 dxe4 10. dxe4 Be6 11. Qc2 Qe7 12. h3 Nbd7 13. Nd2 a5 14. Rb1 axb4 15. axb4 Nh5 16. Nf3 Nb6 17. Nd2 Ra7 18. c5 Na4 19. g4 Nf6 20. f4 exf4 21. Nxf4 b6 22. Ra1 Rfa8 23. Nd3 Nd7 24. e5 Nxe5 25. Nxe5 Bxe5 26. cxb6 Nxb6 27. Rxa7 Qxa7 28. Qxc6 Rc8 29. Qb7 Qa1 30. Nf3 Rxc1 31. Qxb6 1/2-1/2

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.28"]
[Round "8"]
[White "Kuehnast, Joerg"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1697"]
[BlackElo "1518"]
[PlyCount "84"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qe5+ 5. Be2 c6 6. Nf3 Qc7 7. Rb1 Nf6 8. b5 Bd7 9. 0-0 e6 10. d4 Be7 11. Ne5 0-0 12. Bf3 Nd5 13. Ne4 f5 14. Nxd7 Nxd7 15. Nc5 Nxc5 16. Bxd5 cxd5 17. dxc5 Bxc5 18. g3 Qb6 19. a4 Rfe8 20. Bf4 Rad8 21. Be5 Rd7 22. Qd2 Qd8 23. a5 b6 24. a6 Rf7 25. Rb3 Bd6 26. Qf4 Bxe5 27. Qxe5 Qc7 28. Qb2 f4 29. Re1 fxg3 30. hxg3 Qc5 31. Rbe3 e5 32. c3 e4 33. Kg2 Ref8 34. R1e2 Rf3 35. Qb3 Kh8 36. Qb4 Qxb4 37. cxb4 Rxe3 38. Rxe3 Rd8 39. f4 g6 40. Rc3 Rd7 41. Kf2 Kg7 42. Ke3 d4+ 0-1

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.26"]
[Round "6"]
[White "Uckar, Klaudijo"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1698"]
[BlackElo "1518"]
[PlyCount "82"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d3 c6 6. Be2 Bg4 7. h3 Bh5 8. 0-0 e6 9. Bf4 Bb4 10. a3 Bxc3 11. bxc3 Nd5 12. Qd2 Qxc3 13. g4 Qxd2 14. Bxd2 Bg6 15. c4 Ne7 16. Bb4 Nd7 17. h4 h6 18. Rab1 Rb8 19. Bd6 Ra8 20. Rxb7 Nc8 21. Bb4 Ncb6 22. Rc7 a5 23. Bc3 0-0 24. Rxc6 Rfe8 25. Bd4 Nc8 26. Rc7 Nf6 27. Ne5 Rb8 28. Nxg6 fxg6 29. g5 e5 30. gxf6 gxf6 31. Bc5 f5 32. Bf3 Nb6 33. Rc6 e4 34. dxe4 Nxc4 35. exf5 Ne5 36. Bd5+ Kh7 37. Rc7+ Kh8 38. Bd4 Rbd8 39. f4 Rxd5 40. Bxe5+ Rexe5 41. fxe5 Rxe5 1-0

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.25"]
[Round "5"]
[White "Olschewsky, Roman"]
[Black "Muenster, Heinz Juergen"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1518"]
[BlackElo "1591"]
[PlyCount "106"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. e4 c6 3. Nc3 Ne7 4. g3 d5 5. Bg2 dxc4 6. Qc2 Nd7 7. Nge2 Nb6 8. 0-0 Ng6 9. f4 Bc5+ 10. Kh1 Qd3 11. Qd1 0-0 12. Rf3 Qd8 13. d4 cxd3 14. Rxd3 Qc7 15. a3 Be7 16. b3 Rd8 17. Bb2 Rxd3 18. Qxd3 Bd7 19. Rc1 Rd8 20. Qc2 a6 21. h4 Be8 22. h5 Nf8 23. Bf3 h6 24. Kg2 Rd7 25. Nd1 Qd8 26. Ne3 Bf6 27. Bxf6 Qxf6 28. Ng4 Qd8 29. Ne5 Rd2 30. Qc3 f6 31. Nc4 Nxc4 32. Qxc4 Qd3 33. Qxd3 Rxd3 34. Rc3 Rxc3 35. Nxc3 b5 36. b4 Nd7 37. Bg4 Nb6 38. Be2 Kf7 39. Kf2 Ke7 40. Ke3 Kd6 41. Kf3 Nd7 42. Ke3 c5 43. Kf3 c4 44. a4 Kc6 45. Ke3 Nb6 46. axb5+ axb5 47. Kd4 Bf7 48. e5 fxe5+ 49. fxe5 Nd5 50. Bf3 Kb6 51. Bxd5 exd5 52. Nd1 Kc6 53. Ne3 Be6 1/2-1/2

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.24"]
[Round "4"]
[White "Olschewsky, Roman"]
[Black "Mellenthin, Horst"]
[Result "1/2-1/2"]
[ECO "C20"]
[WhiteElo "1518"]
[BlackElo "1666"]
[PlyCount "30"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. e4 Nf6 3. d3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. h3 Nc6 7. a3 a5 8. b3 Be6 9. Ne2 Qd7 10. f4 exf4 11. Nxf4 Nd4 12. Nf3 Nxf3+ 13. Qxf3 c5 14. a4 Qc6 15. Be2 0-0 1/2-1/2

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.23"]
[Round "3"]
[White "Schiemann, Dieter"]
[Black "Olschewsky, Roman"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1165"]
[BlackElo "1518"]
[PlyCount "136"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Bc4 e6 3. Nf3 d5 4. exd5 cxd5 5. Bb3 Nf6 6. d3 Be7 7. 0-0 0-0 8. c4 b6 9. cxd5 Nxd5 10. Nc3 Nb4 11. d4 Bb7 12. Be3 N8a6 13. Ne5 Nc7 14. a3 Nbd5 15. Bc2 Ba6 16. Re1 Nxe3 17. Rxe3 Bg5 18. Rh3 h6 19. Qh5 Nd5 20. g3 Nf6 21. Qd1 Nh7 22. Ne4 Bb7 23. f4 Bf6 24. Nf3 Rc8 25. Rc1 Bxe4 26. Bxe4 Rxc1 27. Qxc1 Bxd4+ 28. Kg2 Nf6 29. Qc2 Nxe4 30. Qxe4 Bf6 31. g4 Qd5 32. Qxd5 exd5 33. Ne5 Bxe5 34. fxe5 Re8 35. Re3 Kf8 36. Kf3 Ke7 37. h4 Ke6 38. Ke2 Rc8 39. Kd3 Rc4 40. g5 Rxh4 41. gxh6 Rxh6 42. b4 Rh4 43. Kc2 Rc4+ 44. Kb3 b5 45. Rg3 g6 46. Rf3 Re4 47. Rf6+ Ke7 48. Ra6 Rxe5 49. Rxa7+ Ke6 50. a4 Re3+ 51. Kb2 bxa4 52. Rxa4 Re4 53. Kc3 Rc4+ 54. Kd3 Ke5 55. Ke3 f5 56. Ra6 Rxb4 57. Rxg6 d4+ 58. Kd3 Rb3+ 59. Kc2 Rc3+ 60. Kd2 f4 61. Rg1 Ke4 62. Re1+ Re3 63. Rf1 f3 64. Rf2 d3 65. Rh2 Re2+ 66. Rxe2+ dxe2 67. Ke1 Kf4 68. Kf2 Kg4 0-1

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.22"]
[Round "2"]
[White "Olschewsky, Roman"]
[Black "Franke, Klaus1111"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1518"]
[BlackElo "1684"]
[PlyCount "64"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Ne4 f5 6. Nc3 Nxc3 7. bxc3 Be6 8. Bg2 c6 9. Bb2 Bd6 10. e3 0-0 11. Ne2 e4 12. 0-0 Bc4 13. Re1 Qb6 14. Qc1 Nd7 15. f4 Nc5 16. Qc2 Bd3 17. Qc1 Bxe2 18. Rxe2 Nd3 19. Qc2 Qxb2 20. Qxb2 Nxb2 21. Rb1 Ba3 22. g4 g6 23. gxf5 gxf5 24. Bf1 Rf7 25. d3 Nxd3 26. Rg2+ Kf8 27. Bxd3 exd3 28. Rd2 Rd8 29. Kf2 Bc5 30. Kf3 Re7 31. Re1 b5 32. Rg2 d2 0-1

[Event "Berlin-ch Seniors op 24th"]
[Site "Berlin"]
[Date "2008.02.21"]
[Round "1"]
[White "Gehre, Stefan"]
[Black "Olschewsky, Roman"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1784"]
[BlackElo "1518"]
[PlyCount "49"]
[EventDate "2008.02.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. e3 c6 4. Nf3 Nf6 5. a3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 Bb7 9. 0-0 0-0 10. b4 a5 11. bxa5 Rxa5 12. Bb2 c5 13. dxc5 Qxd1 14. Rxd1 Bxc5 15. Nbd2 Bd5 16. Nd4 Bxd4 17. Bxd4 Nbd7 18. Bc3 Ra7 19. Bxb5 Rfa8 20. a4 Ne4 21. Nxe4 Bxe4 22. Rxd7 Rxd7 23. Bxd7 Rd8 24. Bb5 Rc8 25. Bd4 1-0

