[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.30"]
[Round "7"]
[White "Paufler, Patrick"]
[Black "Sonntag, Sven"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "1662"]
[BlackElo "1978"]
[PlyCount "55"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Bg5 Bb4 7. Qc2 h6 8. Bh4 0-0 9. e3 c6 10. a3 Qa5 11. Be2 Re8 12. Rc1 Bxc3+ 13. Qxc3 Qxc3+ 14. Rxc3 Ne4 15. Rd3 g5 16. Bg3 f5 17. Nxe5 Nxe5 18. Bxe5 Rxe5 19. Rd8+ Kg7 20. 0-0 Nf6 21. Rfd1 b6 22. Bf3 Bb7 23. R8d7+ Nxd7 24. Rxd7+ Kf6 25. Rxb7 Re7 26. Rxe7 Kxe7 27. Bxc6 Kd6 28. Bxa8 1-0

[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.29"]
[Round "6"]
[White "Schwarzkopf, Joerg"]
[Black "Sonntag, Sven"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1843"]
[BlackElo "1978"]
[PlyCount "76"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Bc4 Bb4 7. 0-0 c6 8. Bd2 b5 9. Bb3 Qe7 10. a3 Bc5 11. Bg5 h6 12. Bh4 Nf8 13. h3 g5 14. Bg3 Ng6 15. Qd3 Nh5 16. Kh2 Nhf4 17. Bxf4 Nxf4 18. Qd2 g4 19. Ng1 Qg5 20. Rad1 Rg8 21. g3 Nxh3 22. Nxh3 gxh3 23. Ne2 Qxd2 24. Rxd2 Rg7 25. Ng1 Ke7 26. Nxh3 a5 27. f4 a4 28. Ba2 Bxh3 29. Kxh3 Rag8 30. Rd3 Rd8 31. Rxd8 Kxd8 32. fxe5 Rg5 33. e6 fxe6 34. Bxe6 Ke7 35. Bf5 Bd6 36. Rf3 c5 37. g4 b4 38. Rd3 Rg8 1-0

[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.29"]
[Round "5"]
[White "Sonntag, Sven"]
[Black "Boehm, Thomas1111"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1978"]
[BlackElo "2126"]
[PlyCount "62"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Bb4 5. Bxf6 Qxf6 6. a3 Bxc3+ 7. bxc3 b6 8. e3 Bb7 9. Qh5+ Qf7 10. Qxf7+ Kxf7 11. Nf3 d6 12. Bd3 Nd7 13. a4 g6 14. e4 Kf6 15. Nd2 e5 16. 0-0 f4 17. a5 Rhe8 18. a6 Bc8 19. f3 Nb8 20. c5 dxc5 21. dxe5+ Kxe5 22. Nc4+ Ke6 23. Nb2 Bd7 24. Bc4+ Ke7 25. e5 Be6 26. Bd3 Nd7 27. Be4 Rad8 28. Bc6 Rf8 29. Rfe1 Nb8 30. Bb5 Rd2 31. Nd3 c4 0-1

[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.28"]
[Round "3"]
[White "Grotrian, Peter"]
[Black "Sonntag, Sven"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1500"]
[BlackElo "1978"]
[PlyCount "62"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 Nbd7 4. e4 e5 5. d5 c6 6. Bd3 a5 7. Be3 Nc5 8. h3 Qc7 9. Rc1 Bd7 10. Bc2 Be7 11. Nge2 h6 12. 0-0 g5 13. Qd2 cxd5 14. Nxd5 Nxd5 15. exd5 g4 16. h4 Bxh4 17. Bxh6 Qd8 18. Ng3 Qf6 19. Be3 b6 20. b4 axb4 21. Qxb4 Bg5 22. Bxg5 Qxg5 23. Qxb6 Qh6 24. Rfe1 Kf8 25. Ra1 Kg7 26. a4 Rab8 27. Qa5 f5 28. Bxf5 Rb2 29. Bxd7 Qh2+ 30. Kf1 Qh1+ 31. Nxh1 Rxh1# 0-1

[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.28"]
[Round "4"]
[White "Sonntag, Sven"]
[Black "Magnussen, Helge"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1978"]
[BlackElo "2041"]
[PlyCount "93"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. c4 e6 2. d4 Nf6 3. Nc3 c5 4. d5 exd5 5. Nxd5 Nxd5 6. Qxd5 Nc6 7. Bd2 d6 8. e3 Be6 9. Qe4 Qd7 10. Nf3 Be7 11. Qc2 d5 12. cxd5 Bxd5 13. Bb5 0-0 14. Ne5 Qe6 15. Nxc6 bxc6 16. Bd3 Rfd8 17. Bxh7+ Kh8 18. Bf5 Qd6 19. 0-0-0 Rab8 20. Bc3 Bf6 21. e4 Qf4+ 22. Qd2 Bg5 23. Qxf4 Bxf4+ 24. Kc2 Bxa2 25. Rxd8+ Rxd8 26. g3 Bb8 27. e5 Kg8 28. b3 c4 29. bxc4 Bxc4 30. Rb1 Bb5 31. f4 Bc7 32. Bb4 Bb6 33. Bd6 Bd4 34. Rb4 Bg1 35. e6 fxe6 36. Bxe6+ Kh7 37. f5 g5 38. Be7 Rb8 39. f6 a5 40. Re4 a4 41. h4 gxh4 42. Bf7 Kh6 43. Re5 Bd3+ 44. Kxd3 Rb5 45. Bf8+ Kh7 46. Rxb5 cxb5 47. g4 1-0

[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.27"]
[Round "1"]
[White "Rodrigues, Afonso1111"]
[Black "Sonntag, Sven"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1493"]
[BlackElo "1978"]
[PlyCount "72"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Bg5 Bb4 7. Bc4 0-0 8. 0-0 Bxc3 9. bxc3 Qe7 10. Re1 Nb6 11. Bb3 Be6 12. Qe2 c6 13. Rad1 Rad8 14. Rxd8 Rxd8 15. Rd1 h6 16. Rxd8+ Qxd8 17. Bxe6 fxe6 18. Bh4 Qd6 19. Bg3 Nbd7 20. Qd3 Qa3 21. Qc4 Qc1+ 22. Qf1 Qxc2 23. Nxe5 Nxe5 24. Bxe5 Qxe4 25. Bd4 b6 26. f3 Qd5 27. Qa6 Qd7 28. Kf2 c5 29. Be3 Nd5 30. Qd3 Qa4 31. c4 Qxa2+ 32. Bd2 Nf6 33. Kg3 Kf7 34. Bc3 Nh5+ 35. Kg4 Qxg2+ 36. Kxh5 Qg5# 0-1

[Event "Hamburg HSK Christmas op 4th"]
[Site "Hamburg"]
[Date "2018.12.27"]
[Round "2"]
[White "Sonntag, Sven"]
[Black "Von Gleich, Alexander"]
[Result "0-1"]
[ECO "A19"]
[WhiteElo "1978"]
[BlackElo "2323"]
[PlyCount "60"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. e4 d5 5. e5 Nfd7 6. f4 dxc4 7. Bxc4 Be7 8. Nf3 Nc6 9. d3 a6 10. a4 0-0 11. h4 Nb6 12. 0-0 Nxc4 13. dxc4 Qxd1 14. Nxd1 b6 15. Be3 Na5 16. Nd2 Rd8 17. Nf2 Bb7 18. Rfd1 Bc6 19. b4 cxb4 20. Bxb6 Rxd2 21. Bxa5 Rxd1+ 22. Nxd1 Bc5+ 23. Nf2 f6 24. Bc7 fxe5 25. a5 exf4 26. gxf4 Rf8 27. Bb6 Bxf2+ 28. Bxf2 Rxf4 29. Rc1 Rg4+ 30. Kf1 Rxc4 0-1

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.02.03"]
[Round "7.8"]
[White "Sonntag, Sven"]
[Black "Kuna, Ralf Michael"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1946"]
[BlackElo "2139"]
[PlyCount "32"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Magdeburg Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. Ngf3 Bg7 5. c3 Nd7 6. Be2 dxe4 7. Nxe4 Ngf6 8. Ng3 h5 9. h3 Qc7 10. Bd3 b6 11. Qc2 Nf8 12. Bg5 N6h7 13. Be3 f5 14. Ne2 Be6 15. Bf4 Qb7 16. Ne5 Nf6 1/2-1/2

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.02.02"]
[Round "6.8"]
[White "Heinemann, Josefine"]
[Black "Sonntag, Sven"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "1839"]
[BlackElo "1946"]
[PlyCount "102"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Magdeburg Aufbau Elbe"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. h3 Bg7 8. Nf3 0-0 9. Be2 Nc6 10. 0-0 Bf5 11. Be3 Rc8 12. Rc1 d5 13. g4 Be6 14. c5 Na8 15. Qd2 f6 16. Bh6 Nc7 17. Bxg7 Kxg7 18. Nh4 Bg8 19. f4 e5 20. fxe5 fxe5 21. Rxf8 Qxf8 22. dxe5 Qxc5+ 23. Kh1 d4 24. Qg5 Qxe5 25. Qxe5+ Nxe5 26. Nb5 Nc6 27. Nd6 Bd5+ 28. Bf3 Rb8 29. b3 Bxf3+ 30. Nxf3 Nd5 31. Nxb7 Ncb4 32. Nc5 Nxa2 33. Ra1 Ndb4 34. Nxd4 a5 35. Re1 Nd5 36. Nc6 Rc8 37. Ne6+ Kh6 38. Ne5 g5 39. Nf7+ Kg6 40. Nexg5 Rc1 41. Rxc1 Nxc1 42. h4 Nxb3 43. Ne5+ Kg7 44. Nc4 a4 45. Nf3 Nc3 46. Kg2 Nb1 47. Kf2 a3 48. Nxa3 Nxa3 49. Ng5 h6 50. Nh3 Nc5 51. g5 Ne4+ 1/2-1/2

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2012.12.09"]
[Round "4.7"]
[White "Sonntag, Sven"]
[Black "Paul, Mathias"]
[Result "0-1"]
[ECO "D86"]
[WhiteElo "1946"]
[BlackElo "2182"]
[PlyCount "88"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Plauen Koenig"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. e4 Nxc3 5. bxc3 g6 6. d4 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. d5 Ne5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. f4 Nc4 13. Qb3 Na5 14. Qc2 e6 15. dxe6 fxe6 16. 0-0 0-0 17. e5 Rad8 18. Be3 b6 19. Rad1 Qc6 20. c4 Qa8 21. Nc3 Nxc4 22. Bc1 Rxd1 23. Rxd1 Rd8 24. Nb5 Rxd1+ 25. Qxd1 Qe4 26. Nc7 Qd4+ 27. Qxd4 cxd4 28. Kf1 d3 29. Ke1 Bf8 30. Bd2 Kf7 31. Na6 Bc5 32. g3 Ke7 33. Bb4 Bxb4+ 34. Nxb4 d2+ 35. Ke2 Kd7 36. Nc2 Kc6 37. Nd4+ Kd5 38. Nf3 Ke4 39. Ng5+ Kd4 40. Nxe6+ Kc3 41. Nd4 Kxd4 42. e6 Kc3 43. e7 Nd6 44. Kd1 Kd3 0-1

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.30"]
[Round "7.28"]
[White "Reich, Christian"]
[Black "Sonntag, Sven"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1590"]
[BlackElo "1909"]
[PlyCount "84"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 cxd2+ 6. Qxd2 Qxd2+ 7. Bxd2 Bxg7 8. c3 Be6 9. Nf3 Nd7 10. Nd4 Bd5 11. Nb5 Be5 12. f4 Bd6 13. Nxd6+ cxd6 14. Rg1 Rc8 15. g3 Nc5 16. Be3 b6 17. Bxc5 Rxc5 18. Bg2 Be6 19. Kd2 h5 20. b4 Rc7 21. Bf3 Bg4 22. Bxg4 hxg4 23. Rg2 f5 24. Re1 Kf7 25. Re3 e6 26. Rge2 Re8 27. Kd3 d5 28. Kd2 Rc4 29. Rd3 b5 30. a3 Rec8 31. Ree3 R8c6 32. Rd4 Ra6 33. Rxc4 bxc4 34. Re1 Rxa3 35. Rc1 Ra2+ 36. Rc2 Rxc2+ 37. Kxc2 Ke7 38. Kd2 Kd6 39. Ke3 Kc6 40. Kd4 Kb5 41. Ke5 a6 42. Kd4 Ka4 0-1

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.29"]
[Round "5.30"]
[White "Calamar, George"]
[Black "Sonntag, Sven"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1489"]
[BlackElo "1909"]
[PlyCount "49"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bg2 Nxc3 6. bxc3 Bd6 7. e3 0-0 8. Ne2 Nd7 9. 0-0 Nf6 10. Qc2 c6 11. d4 Qa5 12. a4 Bg4 13. f3 Bh5 14. Ba3 Rad8 15. Bxd6 Rxd6 16. e4 Rfd8 17. Rfd1 g5 18. Rab1 b6 19. Kh1 h6 20. dxe5 Qxe5 21. f4 Qc5 22. Rxd6 Rxd6 23. e5 Ng4 24. exd6 Nf2+ 25. Kg1 1/2-1/2

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.29"]
[Round "6.28"]
[White "Sonntag, Sven"]
[Black "Rosenau, Kurt"]
[Result "1/2-1/2"]
[ECO "C05"]
[WhiteElo "1909"]
[BlackElo "1629"]
[PlyCount "24"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 c5 5. c3 cxd4 6. cxd4 dxe4 7. Nxe4 Nc6 8. Ne2 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 Nxe4 11. Bxe4 Bd7 12. 0-0 0-0 1/2-1/2

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.28"]
[Round "3.3"]
[White "Dauth, Benjamin"]
[Black "Sonntag, Sven"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "2329"]
[BlackElo "1909"]
[PlyCount "69"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. g3 d5 4. Bg2 c6 5. Nf3 Be7 6. 0-0 0-0 7. Nc3 Nbd7 8. cxd5 exd5 9. Qc2 Re8 10. Bg5 h6 11. Bxf6 Nxf6 12. a3 Bd6 13. b4 Bd7 14. Qb3 a6 15. Ne1 Bf5 16. Nd3 Bxd3 17. exd3 Qb6 18. Na4 Qxd4 19. Rac1 Re2 20. Rc2 Rae8 21. Bf3 Re1 22. Rc1 Rxc1 23. Rxc1 Ng4 24. Bxg4 Qxg4 25. Nc5 Re7 26. Qc3 Be5 27. Qd2 Bd4 28. Re1 Bxc5 29. bxc5 Kf8 30. Rxe7 Kxe7 31. Qb2 Qd7 32. Qxg7 Qe6 33. Qb2 Qd7 34. Qd2 Qe6 35. Qb4 1-0

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.28"]
[Round "4.18"]
[White "Sonntag, Sven"]
[Black "Mueller, Klaus"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1909"]
[BlackElo "2002"]
[PlyCount "34"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. e3 Nf6 4. Nc3 e6 5. Bd3 Nbd7 6. Nf3 Bd6 7. 0-0 0-0 8. Qc2 h6 9. Re1 Re8 10. Bd2 e5 11. cxd5 cxd5 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. dxe5 Nxe4 16. Qxe4 Bxe5 17. Bc3 Bxh2+ 0-1

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.27"]
[Round "2.12"]
[White "Sonntag, Sven"]
[Black "Bauer, Norbert"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1909"]
[BlackElo "2082"]
[PlyCount "83"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nxd4 a6 8. Nc3 Qc7 9. e3 b6 10. Be2 Bb7 11. 0-0 0-0 12. b4 d6 13. Rac1 Nbd7 14. f3 Rac8 15. Rfd1 Rfd8 16. Na4 Qb8 17. Qa2 Ba8 18. Nb2 Ne5 19. h3 Ng6 20. Nd3 Qa7 21. Kh2 e5 22. Nf5 e4 23. Ne1 exf3 24. Nxf3 d5 25. Qb2 dxc4 26. Rxd8+ Rxd8 27. Rxc4 b5 28. Rc5 Bxf3 29. Bxf3 Qb8+ 30. Kg1 Re8 31. Qc3 Ne5 32. Bc6 Nxc6 33. Rxc6 Qe5 34. Qxe5 Rxe5 35. Rxa6 g6 36. Rxf6 gxf5 37. Kf2 Kg7 38. Rc6 Re7 39. Rc5 Ra7 40. Rxf5 Rxa3 41. Rxb5 Kg6 42. Kf3 1-0

[Event "Potsdam Christmas 35th"]
[Site "Potsdam"]
[Date "2010.12.27"]
[Round "1.42"]
[White "Wolff, Marie Antoinette"]
[Black "Sonntag, Sven"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1002"]
[BlackElo "1909"]
[PlyCount "114"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Nc6 6. Bf4 Bg4+ 7. f3 0-0-0+ 8. Bd3 e5 9. Bg5 Be6 10. b3 Nb4 11. Nge2 Be7 12. Kc1 Nxd3+ 13. cxd3 Rxd3 14. Kc2 Rhd8 15. Rhd1 Rxd1 16. Rxd1 Rxd1 17. Kxd1 h6 18. Be3 Nd7 19. Nb5 a6 20. Nbc3 f5 21. exf5 Bxf5 22. Nd5 Bd6 23. Ng3 Bb1 24. Nc3 Bh7 25. Nh5 g5 26. Ne2 Bg6 27. Ng7 Nc5 28. Bxc5 Bxc5 29. Ne6 Bb4 30. g4 Kd7 31. Ng7 Bf8 32. Nf5 h5 33. h3 Bxf5 34. gxf5 h4 35. Nc3 Kc6 36. Ne4 Bh6 37. Nf6 Kd6 38. Ne8+ Kc5 39. Nxc7 Kd4 40. f6 e4 41. Ne6+ Ke5 42. Ng7 Kxf6 43. Ne8+ Ke7 44. Nc7 exf3 45. Nd5+ Ke6 46. Nc7+ Ke5 47. Ke1 Bg7 48. a4 Bh8 49. b4 Kd6 50. Ne8+ Ke7 51. Kf2 Kxe8 52. Kxf3 b5 53. axb5 axb5 54. Kg4 Bf6 55. Kf3 Kf7 56. Kg4 Kg6 57. Kf3 Kf5 0-1

