[Event "Ruhrgebiet Verbandsliga Gruppe 2 1819"]
[Site "Nordrheinwestfalen"]
[Date "2018.12.02"]
[Round "4.7"]
[White "Gehrmann, Ulrich"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "1964"]
[BlackElo "1659"]
[PlyCount "65"]
[EventDate "2018.09.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Essen Katernberg III"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Ne2 e6 3. Nbc3 a6 4. a4 Nc6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. d4 cxd4 9. Nxd4 Qc7 10. Nxc6 bxc6 11. Be3 a5 12. Qd4 Rb8 13. Bf4 d6 14. e5 Nd5 15. exd6 Bxd6 16. Bxd6 Qxd6 17. Ne4 Qe7 18. b3 Nb4 19. Rac1 Ba6 20. Rfd1 Rfd8 21. Qc5 Qc7 22. Bf1 Bxf1 23. Kxf1 Nd5 24. Nd2 Qe5 25. Nc4 Qe4 26. Kg1 Nc3 27. Re1 Ne2+ 28. Kf1 Qf3 29. Ne5 Qe4 30. f3 Rd5 31. Rxe2 Qxe2+ 32. Kxe2 Rxc5 33. Nd7 1-0

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "7.6"]
[White "Thon, Manfred"]
[Black "Olschewski, Niklas"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1864"]
[BlackElo "1628"]
[PlyCount "51"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Wattenscheid SV III"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 d5 3. Nc3 e6 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 0-0 7. e3 h6 8. Bf4 c6 9. Bd3 Bd6 10. Nge2 Re8 11. 0-0 Qe7 12. Bxd6 Qxd6 13. Ng3 Ng4 14. Nce2 h5 15. h3 h4 16. hxg4 hxg3 17. Nxg3 Bxg4 18. Bh7+ Kh8 19. Bf5 Bxf5 20. Qxf5 Qe6 21. Qg5 Nd7 22. Rfe1 Qf6 23. Qg4 Nf8 24. Rad1 Qg6 25. Qf5 Rad8 26. Qxg6 1/2-1/2

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "6.8"]
[White "Olschewski, Niklas"]
[Black "Berke, Martin"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1628"]
[BlackElo "1748"]
[PlyCount "34"]
[EventDate "2017.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Buer SF"]
[BlackTeam "Welper SV II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 b5 5. Qb3 bxc4 6. Qxc4 Ba6 7. Qa4 Nxd5 8. a3 Be7 9. Qg4 Bf6 10. e4 h5 11. Qg3 Bxf1 12. Kxf1 Ne7 13. Nc3 d5 14. Nb5 dxe4 15. Nd6+ Kf8 16. Ng5 Nf5 17. Nxf5 Qd1# 0-1

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2012.04.22"]
[Round "9.7"]
[White "Seitz, Simon"]
[Black "Olschewski, Niklas"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "1978"]
[BlackElo "1673"]
[PlyCount "59"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Dortmund Hansa III"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nge7 7. g3 Nxd4 8. Qxd4 b5 9. Bg2 Nc6 10. Qd1 Bb7 11. 0-0 Be7 12. Qh5 Qc7 13. Rad1 0-0 14. Rd2 Na5 15. Rfd1 d6 16. Bf1 b4 17. Na4 Qc6 18. Bb6 Nc4 19. Bxc4 Qxc4 20. Qe2 Qxe4 21. Qxe4 Bxe4 22. Ba5 Bf3 23. Re1 Bc6 24. Nb6 Rab8 25. Nc4 Rb5 26. Bc7 Rd5 27. Rxd5 Bxd5 28. Nxd6 Bxd6 29. Bxd6 Rc8 30. Re2 1/2-1/2

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2012.03.25"]
[Round "8.8"]
[White "Riesenbeck, Juergen"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1930"]
[BlackElo "1673"]
[PlyCount "49"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Katernberg SF III"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. g3 Nge7 6. Bh3 Ng6 7. Ne2 Be7 8. 0-0 Bd7 9. Be3 h5 10. f4 Qb6 11. Qc2 cxd4 12. cxd4 Nb4 13. Qd2 Rc8 14. Nbc3 Qa6 15. a3 Nc6 16. f5 exf5 17. Bxf5 Bxf5 18. Rxf5 Na5 19. Raf1 Nc4 20. Qd3 Nxe3 21. Qxe3 h4 22. Rxf7 hxg3 23. Qxg3 Bh4 24. Qg4 Rc6 25. Qd7# 1-0

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2012.03.04"]
[Round "7.7"]
[White "Klaus, Michael"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "1844"]
[BlackElo "1673"]
[PlyCount "73"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koenigsspringer Hamm"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 c6 6. Bg2 d6 7. 0-0 Re8 8. h3 Nbd7 9. Qc2 e5 10. dxe5 dxe5 11. Rd1 Qc7 12. Be3 Nb6 13. b3 Bf5 14. Qc1 Red8 15. Rxd8+ Rxd8 16. Qa3 Ne4 17. Nxe4 Bxe4 18. Rc1 Nc8 19. Bxa7 b6 20. Bxb6 Nxb6 21. Qc5 Nd7 22. Qe7 Bf6 23. Qb4 Qa7 24. c5 Bd5 25. Qd2 Nxc5 26. Qe3 Bxf3 27. exf3 Rd5 28. f4 exf4 29. Qe8+ Kg7 30. Qxc6 Ne6 31. g4 Rd2 32. Rf1 Qxa2 33. Bd5 Nd4 34. Qb7 Bh4 35. Qxf7+ Kh6 36. Qxf4+ g5 37. Qf6# 1-0

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2012.01.08"]
[Round "5.7"]
[White "Ribbeheger, Edgar"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1973"]
[BlackElo "1673"]
[PlyCount "55"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Herne Sodingen II"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 Nf6 6. N1c3 a6 7. Nd6+ Bxd6 8. Qxd6 Qa5 9. Bd2 Qb4 10. Qxb4 Nxb4 11. 0-0-0 d5 12. a3 Nc6 13. exd5 exd5 14. Bg5 Ng4 15. Nxd5 0-0 16. Bh4 Be6 17. Nc7 Rac8 18. Nxe6 fxe6 19. Bc4 Rfe8 20. Rhe1 Nce5 21. Bb3 Nc4 22. Rd4 b5 23. Rxg4 a5 24. Bxc4 bxc4 25. Bf6 Kf7 26. Bc3 a4 27. Rxg7+ Kf8 28. Re3 1-0

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2011.12.11"]
[Round "4.8"]
[White "Muehlbradt, Alexander"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1805"]
[BlackElo "1673"]
[PlyCount "83"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Essen Ueberruhr"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7. Be2 0-0 8. f4 a6 9. Bf3 Nc6 10. e5 dxe5 11. dxe5 Nd7 12. Nge2 Qc7 13. Ne4 Rd8 14. Qc2 Nb6 15. 0-0 Nd5 16. Bf2 Ndb4 17. Qb3 Rd3 18. Qc4 b5 19. Qc1 Rd8 20. Rd1 Nd3 21. Qb1 Nxf2 22. Rxd8+ Qxd8 23. Kxf2 Qb6+ 24. Kg3 Rb8 25. Qd3 Bb7 26. Rd1 Rd8 27. Qc2 Nb4 28. Rxd8+ Qxd8 29. Qb1 Qb6 30. a3 Nd5 31. Qd3 Qc7 32. N2c3 Nxc3 33. Nxc3 Bxf3 34. Qxf3 h6 35. Qa8+ Kh7 36. Qxa6 Qc5 37. Qb7 Bh4+ 38. Kxh4 Qf2+ 39. Kh3 g5 40. Qxf7+ Kh8 41. Qf6+ Kh7 42. fxg5 1-0

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2011.11.14"]
[Round "3.8"]
[White "Olschewski, Niklas"]
[Black "Hansen, Friedhelm"]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1673"]
[PlyCount "58"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Buer SF"]
[BlackTeam "Bochum-Linden-Dahlhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Qd3 Qd7 7. b4 0-0-0 8. b5 Bxf3 9. Qxf3 Nxe5 10. Qe4 Nxc4 11. Nd2 Nf6 12. Qd3 Ne5 13. Qb3 Bc5 14. Bb2 Qf5 15. Rc1 Nfd7 16. Qg3 Rhe8 17. Nb3 Nd3+ 18. Kd2 Nxb2 19. Nxd4 Qe5 20. Qxe5 Rxe5 21. e3 Nf6 22. Be2 Bxd4 23. exd4 Red5 24. Kc2 Na4 25. Rhd1 Rxd4 26. Rxd4 Rxd4 27. Bf3 Rc4+ 28. Kd2 Rxc1 29. Kxc1 Nc3 0-1

[Event "Ruhrgebiet Verbandsliga1 1112"]
[Site "Nordrheinwestfalen"]
[Date "2011.09.18"]
[Round "1.6"]
[White "Renn, Volker"]
[Black "Olschewski, Niklas"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1910"]
[BlackElo "1673"]
[PlyCount "68"]
[EventDate "2012.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Horst Emscher II"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. c4 Nf6 7. Bd3 Qc7 8. 0-0 Be7 9. Qe2 d5 10. cxd5 cxd5 11. Nc3 dxe4 12. Nxe4 Nd5 13. Bg5 0-0 14. Rac1 Qb7 15. Bxe7 Qxe7 16. Nc5 Bb7 17. Nxb7 Qxb7 18. g3 Rab8 19. b3 Rfd8 20. Be4 Qe7 21. Rfd1 Qg5 22. Qf3 Nf6 23. Rxd8+ Rxd8 24. Rc7 Qa5 25. Bxh7+ Kxh7 26. Rxf7 Kg8 27. Re7 Qe1+ 28. Kg2 Rd1 29. Kh3 Qf1+ 30. Qg2 Qe2 31. f3 Qe3 32. g4 Rd2 33. Qh1 Rf2 34. Kg3 Ne4+ 0-1

[Event "Ruhrgebiet VK2 0910"]
[Site "Ruhrgebiet"]
[Date "2010.03.21"]
[Round "8.7"]
[White "Kaesemann, Holger"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1838"]
[BlackElo "1554"]
[PlyCount "83"]
[EventDate "2009.09.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Germania Kupferdreh"]
[BlackTeam "Buer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. g3 c5 6. Bg2 Nc6 7. 0-0 d6 8. d4 Nd7 9. e3 Nb6 10. Nc3 Bg4 11. Ne2 Qd7 12. a3 Bh3 13. Qc2 Bxg2 14. Kxg2 cxd4 15. Nexd4 e6 16. Rfd1 Nxd4 17. Bxd4 Qc6 18. e4 f5 19. Bxg7 Kxg7 20. Nd4 Qc8 21. Rac1 fxe4 22. Qxe4 e5 23. Nb5 Qc5 24. Rc2 Rad8 25. b4 Qc6 26. Qxc6 bxc6 27. Nxd6 a6 28. Rcd2 Rd7 29. c5 Nd5 30. Nc4 e4 31. Ne5 Rc7 32. Nxc6 e3 33. Rxd5 Rxf2+ 34. Kg1 Rcf7 35. Rd7 e2 36. Rxf7+ Rxf7 37. Re1 Rc7 38. Nd4 Rd7 39. Ne6+ Kf6 40. Nf4 Rd2 41. Rxe2 Rxe2 42. Nxe2 1-0

[Event "GER-chT8 KH-34 Br2 email"]
[Site "GER email"]
[Date "2009.10.09"]
[Round "?"]
[White "Olschewski, Niklas"]
[Black "Heinz, Juergen"]
[Result "0-1"]
[ECO "D78"]
[PlyCount "40"]
[EventDate "2009.10.15"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. g3 Bg7 5. Nf3 0-0 6. Bg2 c6 7. 0-0 dxc4 8. e4 Nbd7 9. Bf4 b5 10. a3 a5 11. Nd2 Nb6 12. Be3 Ng4 13. Qf3 Bxd4 14. Bxd4 Qxd4 15. Rad1 Ne5 16. Qe2 Qc5 17. Nf3 Bg4 18. h3 Bxf3 19. Bxf3 Rfd8 20. Bg2 Rd3 0-1

[Event "GER-chT8 KH-34 Br2 email"]
[Site "GER email"]
[Date "2009.10.09"]
[Round "?"]
[White "Olschewski, Niklas"]
[Black "Schiebener, Hans Juergen"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "52"]
[EventDate "2009.10.15"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Bd3 e5 5. c3 g6 6. Bg5 Bg7 7. 0-0 h6 8. Bh4 0-0 9. d5 Ne7 10. c4 Nh5 11. Nc3 c6 12. b4 g5 13. Nxg5 hxg5 14. Bxg5 Nf4 15. Bc2 Qc7 16. Ne2 Neg6 17. Rb1 cxd5 18. Nxf4 exf4 19. cxd5 f6 20. Qh5 Qxc2 21. Qxg6 fxg5 22. Rbc1 Qb2 23. Rc7 Qf6 24. Qh5 Qh6 25. Qe2 f3 26. Qd3 Be5 0-1

[Event "GER-chT8 KH-34 Br2 email"]
[Site "GER email"]
[Date "2009.10.09"]
[Round "?"]
[White "Schlemermeyer, Wilhelm"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "65"]
[EventDate "2009.10.15"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 c5 7. d5 Nbd7 8. 0-0 Kh8 9. h3 Ng8 10. Qc2 Nb6 11. Bf4 f5 12. e5 Nd7 13. exd6 exd6 14. Bxd6 Re8 15. Nb5 Ndf6 16. Bh2 Re7 17. d6 Rd7 18. Nc7 Rb8 19. Ng5 Ne4 20. Nxe4 fxe4 21. Ne6 Qf6 22. Nxg7 Qxg7 23. Bg4 Rd8 24. d7 Bxd7 25. Bxd7 Ra8 26. Rad1 Rxd7 27. Rxd7 Qxd7 28. Qc3+ Nf6 29. Qxf6+ Kg8 30. Be5 Re8 31. Qh8+ Kf7 32. Qg7+ Ke6 33. Qf6# 1-0

[Event "GER-chT8 KH-34 Br2 email"]
[Site "GER email"]
[Date "2009.10.09"]
[Round "?"]
[White "Schmidt, Torsten"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "B46"]
[PlyCount "51"]
[EventDate "2009.10.15"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 a6 6. Nc3 Nge7 7. Be2 Nxd4 8. Qxd4 Nc6 9. Qd2 Be7 10. Na4 d6 11. Nb6 Rb8 12. Rd1 0-0 13. 0-0 Bf6 14. c3 Qc7 15. Qxd6 Qxd6 16. Rxd6 Bd8 17. Rfd1 Bc7 18. R6d2 e5 19. Nd7 Bxd7 20. Rxd7 Ba5 21. b4 Bd8 22. Bc5 Re8 23. Bd6 Rc8 24. Rxb7 Ne7 25. Bxa6 Rxc3 26. Bxe7 1-0

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.06"]
[Round "9"]
[White "Olschewski, Niklas"]
[Black "Rutmann, Ulrich"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1329"]
[BlackElo "1403"]
[PlyCount "68"]
[EventDate "2008.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 Nc6 2. Bb2 Nf6 3. e3 d5 4. Nf3 e6 5. c4 g6 6. Be2 Bg7 7. 0-0 0-0 8. cxd5 exd5 9. d3 Re8 10. Nd4 Nxd4 11. Bxd4 c6 12. Nc3 Qd6 13. Na4 b6 14. Qc2 Bg4 15. h3 Bf5 16. Bf3 Rac8 17. Rfe1 c5 18. Bb2 c4 19. Qd2 cxd3 20. Rac1 Be4 21. Rxc8 Rxc8 22. Bd1 Bf5 23. Nc3 a6 24. Bf3 Be4 25. Bd1 Qb4 26. f3 Bf5 27. a3 Qd6 28. e4 dxe4 29. fxe4 Qd4+ 30. Kh1 Be6 31. Nd5 Nxe4 32. Bxd4 Nxd2 33. Ne7+ Kf8 34. Nxc8 Bxd4 1/2-1/2

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.05"]
[Round "8"]
[White "Doerr, Michael"]
[Black "Olschewski, Niklas"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "1643"]
[BlackElo "1329"]
[PlyCount "71"]
[EventDate "2008.06.30"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nge7 7. Bc4 Nxd4 8. Bxd4 Nc6 9. Be3 Be7 10. 0-0 0-0 11. a3 b5 12. Be2 Bb7 13. f3 Qc7 14. Bd3 d6 15. Ne2 Na5 16. b3 d5 17. Ng3 dxe4 18. Nxe4 Rfd8 19. Qe2 Rd5 20. Qf2 Nxb3 21. Rad1 Nc5 22. Nxc5 Bxc5 23. Bxh7+ Kxh7 24. Rxd5 Bxe3 25. Rh5+ Kg6 26. Qxe3 Kxh5 27. f4 g5 28. g4+ Kg6 29. f5+ exf5 30. gxf5+ Kf6 31. Qd4+ Qe5 32. Qb6+ Kg7 33. Qxb7 Rh8 34. Qg2 Qe3+ 35. Rf2 Qe1+ 36. Rf1 1/2-1/2

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.04"]
[Round "7"]
[White "Olschewski, Niklas"]
[Black "Schweda, Albert"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1329"]
[BlackElo "1551"]
[PlyCount "151"]
[EventDate "2008.06.30"]
[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 c5 2. d5 g6 3. Bg5 d6 4. Nc3 Bg7 5. Qd2 Nf6 6. e4 a6 7. Nf3 h6 8. Bf4 b5 9. e5 Nh5 10. exd6 Nxf4 11. Qxf4 Bxc3+ 12. bxc3 Qxd6 13. Ne5 0-0 14. Qe4 Bf5 15. Qe3 c4 16. a4 f6 17. g4 Bxc2 18. Rc1 Qxd5 19. Rxc2 Qxe5 20. Qxe5 fxe5 21. Ra2 Nd7 22. Bg2 Rab8 23. axb5 axb5 24. Ra7 Nc5 25. 0-0 e6 26. Re1 Nd3 27. Re2 Rf7 28. Ra8 Rff8 29. Ra7 Rb6 30. Rc7 Rf7 31. Rc8+ Kg7 32. Be4 Nf4 33. Re3 Kf6 34. h4 Kg7 35. Rc5 Kf6 36. Kf1 Rd7 37. Rc6 Rd6 38. Rc8 Rd7 39. Kg1 Nd5 40. Rf3+ Nf4 41. Re3 Rd1+ 42. Kh2 Rd2 43. Kg3 Re2 44. Kf3 Rxe3+ 45. Kxe3 Nd5+ 46. Kd2 Rd6 47. Rb8 b4 48. cxb4 Nxb4+ 49. Kc3 Nc6 50. Rc8 Na5 51. Ra8 Rd4 52. f3 Nb3 53. Ra2 Nc5 54. Bc2 Rf4 55. Bd1 Nd3 56. Re2 Rxf3 57. Kxc4 Rg3 58. Rd2 Nf4 59. Rf2 Rg1 60. Bf3 Rc1+ 61. Kb3 Re1 62. Bg2 g5 63. h5 e4 64. Kc2 e3 65. Rf3 Ke5 66. Bh1 Kd4 67. Bg2 Re2+ 68. Kd1 Rxg2 69. Ke1 Rg1+ 70. Rf1 Rxf1+ 71. Kxf1 e2+ 72. Ke1 Ke4 73. Kf2 e5 74. Ke1 Kf3 75. Kd2 Kxg4 76. Ke3 0-1

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.03"]
[Round "6"]
[White "Lohse, Marcel"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1609"]
[BlackElo "1329"]
[PlyCount "75"]
[EventDate "2008.06.30"]
[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 c5 2. Nf3 e6 3. c3 Nc6 4. d4 cxd4 5. cxd4 d5 6. e5 Nge7 7. Bg5 h6 8. Be3 Qb6 9. Qd2 Nf5 10. a3 Qa5 11. Nc3 a6 12. Rd1 b5 13. Bd3 Nxe3 14. fxe3 b4 15. axb4 Bxb4 16. 0-0 Bd7 17. Rc1 Na7 18. Qf2 0-0 19. Nh4 Rac8 20. Ra1 Qc7 21. Bxa6 Rb8 22. Ne2 Bb5 23. Bxb5 Nxb5 24. Qg3 Be7 25. Qg4 Qc2 26. Ng3 Qd2 27. Rf3 Qxb2 28. Raf1 Bg5 29. Kh1 Nc3 30. R3f2 Qa3 31. Qh5 Qe7 32. Rc2 Rb3 33. Rfc1 Rc8 34. Nf3 Bxe3 35. Re1 g6 36. Qg4 Bg5 37. h4 h5 38. Qxg5 1-0

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.03"]
[Round "5"]
[White "Olschewski, Niklas"]
[Black "Lobbe, Alexander"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "1329"]
[BlackElo "1589"]
[PlyCount "50"]
[EventDate "2008.06.30"]
[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 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 0-0 6. Bg5 Nbd7 7. e3 Be7 8. Be2 b6 9. 0-0 Bb7 10. Rac1 Rc8 11. Nd2 h6 12. Bh4 c5 13. dxc5 Nxc5 14. b3 Re8 15. Rfd1 dxc4 16. Nxc4 Ncd7 17. Qb2 Nd5 18. Bxe7 Rxe7 19. Nd6 Nxc3 20. Rxc3 Rxc3 21. Qxc3 Qb8 22. Nxb7 Qxb7 23. Bf3 Qb8 24. g3 Nf6 25. Qb4 Re8 1/2-1/2

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.02"]
[Round "4"]
[White "Bakshi, Raj"]
[Black "Olschewski, Niklas"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "1606"]
[BlackElo "1329"]
[PlyCount "76"]
[EventDate "2008.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 Be7 5. e3 0-0 6. Bd3 b6 7. 0-0 Nbd7 8. b3 Bb7 9. Bb2 Rc8 10. Rc1 c5 11. cxd5 Nxd5 12. Nxd5 Bxd5 13. e4 Bb7 14. d5 exd5 15. exd5 Nf6 16. Bxf6 Bxf6 17. Be4 Qd6 18. Qd3 h6 19. Rcd1 b5 20. Rfe1 c4 21. bxc4 bxc4 22. Qc2 c3 23. Nd4 Bxd5 24. Bxd5 Qxd5 25. Ne6 Qb5 26. Nxf8 Kxf8 27. Qh7 g6 28. Qxh6+ Bg7 29. Qh3 Qc5 30. Rd5 Qc4 31. Qd7 Bf6 32. Rdd1 c2 33. Qd6+ Kg7 34. Rc1 Bg5 35. Qe5+ Bf6 36. Qe2 Bg5 37. g3 Qxe2 38. Rxe2 Bxc1 0-1

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.01"]
[Round "3"]
[White "Olschewski, Niklas"]
[Black "Zelbel, Chantal"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1329"]
[PlyCount "49"]
[EventDate "2008.06.30"]
[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 dxc4 3. Nc3 Nf6 4. Nf3 Nc6 5. Bg5 Bf5 6. Bxf6 exf6 7. e4 Bg6 8. Qa4 f5 9. exf5 Bxf5 10. d5 Qe7+ 11. Be2 Bd3 12. dxc6 Qb4 13. cxb7+ Qxa4 14. bxa8Q+ Ke7 15. Nxa4 Bxe2 16. Qe4+ Kd8 17. Qxe2 Bb4+ 18. Kd1 Kc8 19. Kc2 Rd8 20. Rad1 Rxd1 21. Rxd1 f5 22. Qxc4 Be7 23. Nc5 g6 24. Qa6+ Kb8 25. Qb7# 1-0

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.07.01"]
[Round "2"]
[White "Sievert, Marc"]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1581"]
[BlackElo "1329"]
[PlyCount "119"]
[EventDate "2008.06.30"]
[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 Nc6 3. g3 g6 4. Bg2 e6 5. e3 Nge7 6. Nge2 Bg7 7. d4 cxd4 8. exd4 d5 9. cxd5 exd5 10. 0-0 0-0 11. Be3 Re8 12. Qd2 Bf5 13. Rad1 Qd7 14. Rfe1 Nb4 15. Nf4 Nc2 16. Re2 Nb4 17. a3 Nbc6 18. Nfxd5 Nxd5 19. Nxd5 Be4 20. Bxe4 Rxe4 21. Nc3 Nxd4 22. Bxd4 Rxd4 23. Qe1 Rxd1 24. Qxd1 Qxd1+ 25. Nxd1 Kf8 26. Rc2 Rd8 27. Ne3 Rd7 28. Kg2 Be5 29. Ng4 Rc7 30. Rd2 Bg7 31. Re2 Re7 32. Rc2 a6 33. Rd2 Ke8 34. b3 Rd7 35. Re2+ Kd8 36. Ne5 Bxe5 37. Rxe5 Rd3 38. Re3 Rxe3 39. fxe3 Ke7 40. Kf3 Ke6 41. Ke4 f6 42. h3 h6 43. Kd4 Kd6 44. b4 b5 45. Ke4 f5+ 46. Kd4 g5 47. g4 f4 48. exf4 gxf4 49. Ke4 f3 50. Kxf3 Kd5 51. h4 Ke5 52. g5 hxg5 53. hxg5 Kf5 54. Ke3 Kxg5 55. Kd4 Kf6 56. Kc5 Ke6 57. Kb6 Kd6 58. Kxa6 Kc6 59. Ka5 Kb7 60. Kxb5 1-0

[Event "Dortmund Sparkassen op-B"]
[Site "Dortmund"]
[Date "2008.06.30"]
[Round "1"]
[White "Olschewski, Niklas"]
[Black "Pinno, Gregor"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1329"]
[BlackElo "1691"]
[PlyCount "58"]
[EventDate "2008.06.30"]
[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 dxc4 3. Nc3 e5 4. Qa4+ c6 5. dxe5 b5 6. Qc2 Bb4 7. Nf3 Ne7 8. Bd2 0-0 9. g3 Be6 10. Bg2 Qc7 11. 0-0 a6 12. Bf4 Ng6 13. Ng5 Bxc3 14. bxc3 Re8 15. e3 Nf8 16. Bh3 h6 17. Bxe6 hxg5 18. Bxf7+ Qxf7 19. Bxg5 Rxe5 20. Bf4 Rd5 21. Rad1 Nbd7 22. e4 Rxd1 23. Rxd1 Ne6 24. Be3 Ndc5 25. Rd6 Rc8 26. e5 Nd3 27. a4 Ne1 28. Qe4 Ng5 29. Kf1 Nxe4 0-1

[Event "DDR-Cup corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Wolf"]
[Black "Olschewski, Niklas"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "47"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bf5 6. Nc3 Nbd7 7. Qe2 Nb6 8. Bb3 Qd7 9. g4 Bg6 10. d6 cxd6 11. a4 a5 12. d3 Qc6 13. Ne4 Nxe4 14. fxe4 e6 15. Bd2 Be7 16. Bc3 0-0 17. Nf3 e5 18. h4 h6 19. h5 Bh7 20. Bd2 Kh8 21. g5 hxg5 22. Bxg5 Qd7 23. Qg2 f6 24. Nh4 0-1

[Event "DDR-Cup corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Bender, M."]
[Black "Olschewski, Niklas"]
[Result "1-0"]
[ECO "B05"]
[PlyCount "73"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Be7 7. h3 Bh5 8. c4 Nb6 9. exd6 cxd6 10. Nc3 N8d7 11. b3 0-0 12. Be3 Rc8 13. Qd2 a6 14. g4 Bg6 15. Nh2 f5 16. g5 e5 17. f4 Bxg5 18. fxg5 f4 19. Bf2 Qxg5+ 20. Kh1 e4 21. Qe1 Qh6 22. Bg4 Rce8 23. Bh4 Nf6 24. Bxf6 Rxf6 25. Qd2 Bh5 26. Rae1 Bg6 27. Qc2 e3 28. Qg2 Re7 29. c5 dxc5 30. dxc5 Rc6 31. b4 Bf7 32. Bf3 Rcc7 33. Ne2 Nc4 34. Bd5 Rcd7 35. Nxf4 Ne5 36. Bxf7+ Rxf7 37. Ng4 1-0

[Event "DDR-Cup corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Olschewski, Niklas"]
[Black "Schild, Helmut"]
[Result "0-1"]
[ECO "A18"]
[PlyCount "76"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 Bd6 10. 0-0 Nc6 11. Bb2 0-0 12. Qc2 e5 13. d5 Ne7 14. Be4 Bf5 15. Rae1 Bxe4 16. Qxe4 Ng6 17. Bc1 Qe7 18. Qg4 Qe8 19. h4 f5 20. Qh3 e4 21. h5 Nf4 22. Bxf4 Bxf4 23. Qh4 Bd6 24. Qh3 Qf7 25. Nh2 Rae8 26. f3 e3 27. f4 Re4 28. Rxe3 Rxc4 29. Rd3 Re8 30. g3 Re2 31. Rf2 Rce4 32. Nf3 c4 33. Rd2 Bc5 34. Rdxe2 Rxe2 35. Nd4 Rxf2 36. Kxf2 Qxd5 37. Qg2 Bxd4+ 38. cxd4 Qxg2+ 0-1

[Event "DDR-Cup corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Olschewski, Niklas"]
[Black "Szulmistrat, Egon"]
[Result "0-1"]
[ECO "A19"]
[PlyCount "82"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 Nxe5 8. Bf4 Ng6 9. Bg3 e5 10. Ndb5 a6 11. Qa4 Nf6 12. 0-0-0 Be7 13. Nd6+ Bxd6 14. Rxd6 Qc7 15. Qb4 0-0 16. Be2 Ne8 17. Rd2 a5 18. Qa3 Ra6 19. h4 Re6 20. h5 Ne7 21. Bh2 f5 22. f3 b6 23. Nb5 Qb7 24. Rc2 d6 25. Rd1 Rff6 26. g4 h6 27. f4 fxg4 28. Bxg4 Nf5 29. fxe5 dxe5 30. Rd5 Nd4 31. Nxd4 exd4 32. Be5 Rf1+ 33. Bd1 Qf7 34. Rd2 Bb7 35. Rb5 Ba6 36. Bxd4 Bxb5 37. cxb5 Qxh5 38. Qb3 Qf7 39. Rd3 Nf6 40. Kc2 Ne4 41. Qd5 Nf2 0-1

