[Event "Oberliga Ost-A 2122"]
[Site "Germany"]
[Date "2022.07.10"]
[Round "7.7"]
[White "Gempe, Thomas"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E99"]
[WhiteElo "2162"]
[BlackElo "1966"]
[PlyCount "53"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Leipzig SG II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Nf6 14. c5 Ng6 15. cxd6 cxd6 16. Nb5 Ne8 17. a4 Rf7 18. Nxa7 Bd7 19. Nb5 Bf8 20. Nc3 Nf6 21. h3 h5 22. Nd3 Rg7 23. Be1 g4 24. hxg4 hxg4 25. fxg4 Nh8 26. Nf2 Nf7 27. Nb5 1/2-1/2

[Event "Oberliga Ost-A 2122"]
[Site "Germany"]
[Date "2022.07.09"]
[Round "6.6"]
[White "Liedtke, Matthias"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2238"]
[BlackElo "1966"]
[PlyCount "83"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Leipzig SG"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. 0-0 Qa5 10. h3 Bh5 11. Be3 Nge7 12. Qb3 0-0 13. a3 Bxc3 14. bxc3 Qc7 15. Rac1 Na5 16. Qb5 Bg6 17. c4 Nf5 18. Bd2 Nc6 19. Bc3 Nd6 20. Qb3 Ne4 21. Ba1 Na5 22. Qe3 Rfe8 23. Rfd1 Rad8 24. Ne5 Nd6 25. g4 f6 26. Nxg6 hxg6 27. Bd3 Naxc4 28. Qg3 b5 29. Bxg6 Re7 30. Qh4 Nf7 31. Qh7+ Kf8 32. a4 a6 33. axb5 axb5 34. Bc3 Qd7 35. Bb4 Ncd6 36. d5 exd5 37. Rxd5 Re5 38. Rxd6 Nxd6 39. Bxd6+ Qxd6 40. Qh8+ Ke7 41. Qxg7+ Ke6 42. Qf7# 1-0

[Event "Oberliga Ost-A 2122"]
[Site "Germany"]
[Date "2022.06.18"]
[Round "4.7"]
[White "Hoerr, Matthias"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2146"]
[BlackElo "1971"]
[PlyCount "67"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Plauen Koenig"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rb8 11. Bb3 Na5 12. Kb1 b5 13. h4 Nc4 14. Bxc4 bxc4 15. g4 Qb6 16. b3 Qc7 17. Bg5 Qc5 18. Bxf6 Bxf6 19. Nd5 Rfc8 20. g5 c3 21. Qe3 Bxd4 22. Qxd4 Qa3 23. Nxc3 Rb4 24. Qe3 Rbc4 25. Rd3 Be6 26. Ka1 Ra4 27. Kb1 Rxc3 28. Rxc3 Qxa2+ 29. Kc1 Ra5 30. Kd2 d5 31. Ke2 Qb2 32. Qd4 Qa2 33. Rd1 Qa3 34. b4 1-0

[Event "Oberliga Ost-A 2122"]
[Site "Germany"]
[Date "2022.05.08"]
[Round "8.7"]
[White "Schaefer, Sven"]
[Black "Weitz, Andreas"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1987"]
[BlackElo "1917"]
[PlyCount "63"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Magdeburg Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bc4 Bf5 7. Bd2 Qd8 8. 0-0 e6 9. h3 Be7 10. Bb3 h6 11. Qe2 0-0 12. Rfe1 Re8 13. Rad1 Nd5 14. Nb1 b5 15. Bxd5 Qxd5 16. Nc3 Qd8 17. Ne4 a5 18. Bf4 Bxe4 19. Qxe4 Qd5 20. Qxd5 cxd5 21. Bxb8 Raxb8 22. Ne5 Rec8 23. Re2 Rb7 24. f4 Rbc7 25. Rdd2 Bb4 26. c3 Bd6 27. a3 b4 28. cxb4 axb4 29. axb4 Bxb4 30. Rd3 f6 31. Nf3 Kf7 32. Rde3 1/2-1/2

[Event "Oberliga Ost-A 2122"]
[Site "Germany"]
[Date "2022.05.07"]
[Round "9.7"]
[White "Heyne, Jan Hendrik"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1847"]
[BlackElo "1987"]
[PlyCount "83"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Magdeburg Aufbau Elbe II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Nbd2 d5 6. Bd3 c5 7. c3 Nbd7 8. h3 b6 9. 0-0 Bb7 10. Qe2 Re8 11. a4 h6 12. a5 Ne4 13. Bb5 Nd6 14. a6 Bc8 15. Bc6 Rb8 16. Bxd5 b5 17. Ne5 Qc7 18. Nxf7 Kh7 19. Ne5 Nb6 20. Bf7 Bxe5 21. Bxe5 Rf8 22. Bb3 Nd7 23. Bg3 Nf6 24. e4 Nh5 25. Bh2 Rb6 26. e5 Ne8 27. Bc2 Nf4 28. Bxf4 Rxf4 29. Ne4 cxd4 30. cxd4 Be6 31. Rfc1 Bc4 32. Bd3 Bxd3 33. Qxd3 Qd7 34. Qe3 Rf5 35. Nc5 Qd5 36. Qe4 Qf7 37. Rc2 Nc7 38. Nd7 Rxa6 39. Rxa6 Nxa6 40. d5 e6 41. Nf6+ Kg7 42. d6 1-0

[Event "GER-ch Net blitz qual2"]
[Site "Playchess.com INT"]
[Date "2021.05.04"]
[Round "11"]
[White "Neusuess, Willi"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1548"]
[BlackElo "1873"]
[PlyCount "52"]
[EventDate "2021.05.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 g6 3. e3 Bg7 4. f4 d5 5. Nf3 0-0 6. Bd3 b6 7. 0-0 Bb7 8. Qe2 c5 9. Nbd2 Nc6 10. e4 dxe4 11. Nxe4 cxd4 12. Nxf6+ Bxf6 13. cxd4 Nxd4 14. Be3 Nxe2+ 15. Bxe2 Bxf3 16. Bxf3 Bd4 17. Bxa8 Bxe3+ 18. Kh1 Qxa8 19. Rfe1 Bxf4 20. h3 Bd6 21. Rac1 Rc8 22. Rcd1 Rc2 23. Rg1 Bc5 24. Kh2 Bxg1+ 25. Rxg1 Qb8+ 26. Kh1 Qg3 0-1

[Event "GER-ch Net blitz qual2"]
[Site "Playchess.com INT"]
[Date "2021.05.04"]
[Round "6"]
[White "Schaefer, Sven"]
[Black "Hausmann, Ulrich"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1873"]
[BlackElo "1580"]
[PlyCount "95"]
[EventDate "2021.05.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 e6 3. Nc3 Bd7 4. f4 Nc6 5. Nf3 Be7 6. Bd3 Bh4+ 7. Nxh4 Qxh4+ 8. g3 Qd8 9. 0-0 Nf6 10. Be3 h5 11. e5 Ng4 12. Bf2 d5 13. Qf3 Nb4 14. a3 Nxd3 15. Qxd3 a6 16. b4 Nxf2 17. Rxf2 h4 18. g4 Qe7 19. h3 f6 20. Kh2 g5 21. Qg6+ Kd8 22. exf6 Qd6 23. Qxg5 c6 24. f7+ Kc7 25. Qe5 Raf8 26. Raf1 Rxf7 27. Qxd6+ Kxd6 28. Ne2 Rhf8 29. c3 b6 30. Nc1 c5 31. bxc5+ bxc5 32. Rf3 Bb5 33. R1f2 Bc4 34. Kg1 Rb8 35. Kh2 Rb1 36. Ne2 Rb3 37. dxc5+ Kxc5 38. Nd4 Rxa3 39. Nxe6+ Kd6 40. Nd4 Ra1 41. f5 a5 42. g5 Rc1 43. g6 Rf6 44. g7 Bd3 45. g8Q Be4 46. Qd8+ Kc5 47. Qxf6 Bxf3 48. Qc6# 1-0

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "9"]
[White "Eilenberg, Jonas"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2165"]
[BlackElo "1852"]
[PlyCount "55"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 a5 8. g4 Na6 9. g5 Nd7 10. h4 Ndc5 11. h5 c6 12. hxg6 fxg6 13. Bg4 Bxg4 14. Qxg4 Nb4 15. Bxc5 Nc2+ 16. Kd1 Nxa1 17. Qe6+ Kh8 18. Be3 Rf4 19. Qh3 h5 20. gxh6 Bf6 21. Bxf4 exf4 22. Qe6 Qf8 23. Nf3 Re8 24. Qd7 Bxc3 25. bxc3 Rxe4 26. Ng5 Re7 27. Qg4 Qf6 28. Qc8+ 1-0

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "5"]
[White "Sato, Kai Nathan"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1620"]
[BlackElo "1852"]
[PlyCount "108"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d3 Nc6 6. 0-0 g6 7. h3 Bg7 8. c3 Nf6 9. Nh2 0-0 10. Qf3 Ne5 11. Qe2 Nc6 12. Nd2 e5 13. Ndf3 Nh5 14. a3 b5 15. Be3 a5 16. Nd2 b4 17. axb4 axb4 18. c4 Nf4 19. Bxf4 exf4 20. Qf3 g5 21. Rab1 Ra2 22. Qd1 Rxb2 23. Rxb2 Bxb2 24. Ndf3 Qe7 25. Qa4 Rc8 26. Ng4 Ne5 27. Nh6+ Kh8 28. Nf5 Nxf3+ 29. gxf3 Qe6 30. Qa6 Be5 31. Kh2 b3 32. Ne7 Rb8 33. Nc6 Re8 34. Nxe5 Qxe5 35. Qb5 b2 36. Rb1 g4 37. Qxb2 gxh3 38. Qxe5+ Rxe5 39. Rb8+ Kg7 40. Kxh3 Re6 41. Rb6 Kf6 42. Kg2 Ke5 43. Rb7 Rf6 44. Re7+ Kd4 45. Rd7 Kxd3 46. Kf1 Kxc4 47. Ke2 h5 48. e5 dxe5 49. Rd3 h4 50. Rd1 h3 51. Rc1+ Kd5 52. Kd3 h2 53. Rh1 Rh6 54. Ke2 c4 0-1

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "1"]
[White "Schaefer, Sven"]
[Black "Brinckmann, Ulrich"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1852"]
[BlackElo "1576"]
[PlyCount "69"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 e6 4. Nc3 Nc6 5. d4 cxd4 6. Nxd4 Bc5 7. Nb3 Ba7 8. Be2 Nf6 9. 0-0 0-0 10. c5 b5 11. a3 h6 12. Be3 Bb7 13. Rc1 Rc8 14. Nd4 d5 15. exd5 Nxd5 16. Nxd5 Qxd5 17. Nxc6 Bxc6 18. Qxd5 Bxd5 19. b4 Rc6 20. Rfd1 Rfc8 21. Bf3 Bxf3 22. gxf3 Bb8 23. Rd2 Be5 24. Rcd1 R8c7 25. f4 Bf6 26. Kg2 Kh7 27. Kf3 Kg6 28. Rd6 Be7 29. Rd7 Kf5 30. Rxc7 Rxc7 31. Rd3 f6 32. h3 e5 33. fxe5 fxe5 34. Rd5 Ke6 35. Ke4 1-0

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "11"]
[White "Schaefer, Sven"]
[Black "Friemel, Reinhard"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1852"]
[BlackElo "1626"]
[PlyCount "172"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 g6 8. Nf3 Bg7 9. 0-0 0-0 10. h4 h6 11. g3 cxd4 12. cxd4 Qb6 13. Kg2 Ne7 14. h5 g5 15. Nc3 a6 16. Bb1 Nf5 17. g4 Nh4+ 18. Nxh4 gxh4 19. Qd3 f5 20. exf6 Nxf6 21. Qg6 Qxd4 22. Bxh6 Qxg4+ 23. Qxg4 Nxg4 24. Bxg7 Kxg7 25. Bg6 Bd7 26. Rae1 Rf6 27. f3 Nh6 28. Ne2 Raf8 29. Nd4 Ng8 30. Re5 Ne7 31. Bd3 Nc6 32. Rg5+ Kh6 33. Nxe6 Bxe6 34. f4 Nd4 35. Kh2 Bf5 36. Bxf5 Rxf5 37. Rg6+ Kxh5 38. Rd6 Ne2 39. Rd7 Nxf4 40. Rg1 R8f7 41. Rd8 Ng6 42. Rg8 Rf2+ 43. Kh1 R2f6 44. a3 Rh7 45. a4 Nf4 46. R8g5+ Kh6 47. Kh2 Ng6 48. Rxd5 Rhf7 49. Rd8 Kh5 50. Rg8 Rf2+ 51. Kh1 R7f6 52. b4 h3 53. b5 axb5 54. axb5 Rg2 55. Rxg2 hxg2+ 56. Kxg2 Rf5 57. b6 Rb5 58. Rh8+ Kg5 59. Rg8 Rxb6 60. Kf2 Rb1 61. Ke3 b5 62. Kd3 Kf5 63. Rb8 Ne5+ 64. Kc2 Rb4 65. Kc3 Rc4+ 66. Kb3 Rc5 67. Kb4 Nd3+ 68. Kb3 b4 69. Rb7 Rc3+ 70. Ka2 Ke4 71. Re7+ Kd4 72. Rd7+ Kc4 73. Rc7+ Nc5 74. Kb2 Rb3+ 75. Kc2 Rh3 76. Kb2 b3 77. Rc8 Rh2+ 78. Kb1 Kb4 79. Rc7 Ka3 80. Ra7+ Kb4 81. Rc7 Nd3 82. Rb7+ Kc3 83. Rc7+ Kd2 84. Rc1 Nxc1 85. Kb2 Rh3 86. Kb1 Nd3 0-1

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "8"]
[White "Schaefer, Sven"]
[Black "Leonforte, Aurelius"]
[Result "1-0"]
[ECO "C08"]
[WhiteElo "1852"]
[BlackElo "1620"]
[PlyCount "105"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Bb5 Nf6 7. 0-0 a6 8. Bxc6+ bxc6 9. Re1+ Be6 10. Ng5 Qd7 11. dxc5 Bxc5 12. Nb3 0-0 13. Nxc5 Qc8 14. Be3 Bf5 15. h3 Rb8 16. b3 Re8 17. Bd4 Rxe1+ 18. Qxe1 Rb5 19. Qe3 Bxc2 20. Re1 h6 21. Nf3 Ne4 22. Nxe4 dxe4 23. Nd2 Rb4 24. Nxe4 Bxe4 25. Qxe4 c5 26. Qe8+ Qxe8 27. Rxe8+ Kh7 28. Bxc5 Rf4 29. Be3 Rf6 30. Kf1 Rc6 31. Ra8 Kg6 32. g3 f6 33. Kg2 Kf5 34. Kf3 g5 35. g4+ Kg6 36. b4 f5 37. gxf5+ Kxf5 38. Bc5 Ke5 39. a4 Kd5 40. Rd8+ Kc4 41. Rd6 Rxd6 42. Bxd6 Kb3 43. a5 Ka4 44. Bc5 Kb5 45. Kg4 Kc6 46. Kh5 Kd5 47. Kxh6 Ke4 48. Kxg5 Kf3 49. h4 Ke4 50. h5 Kd3 51. h6 Kc4 52. h7 Kb5 53. h8Q 1-0

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "4"]
[White "Schaefer, Sven"]
[Black "Parvanyan, Ashot"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "1852"]
[BlackElo "1620"]
[PlyCount "84"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Ngf3 dxe4 7. Nxe4 Nxe4 8. Bxe4 Qxd1+ 9. Kxd1 Bxc5 10. Ke2 Ke7 11. Be3 Bxe3 12. Kxe3 Nd7 13. Rhd1 Nc5 14. Rd2 f6 15. b3 Nxe4 16. Kxe4 e5 17. Rad1 g6 18. h3 Bf5+ 19. Ke3 Rhc8 20. c4 g5 21. Rd6 a5 22. g4 Be6 23. Rb6 Rc7 24. Rdd6 Bd7 25. a4 Bc6 26. Rd2 Rd7 27. Ng1 Rxd2 28. Kxd2 Kd6 29. b4 axb4 30. Rxb4 Kc5 31. Rb2 Rxa4 32. Ne2 Rxc4 33. Nc3 b5 34. Nd1 b4 35. Ne3 Rd4+ 36. Ke2 Bb5+ 37. Ke1 Rd3 38. Rc2+ Rc3 39. Rd2 Rc1+ 40. Rd1 Rxd1+ 41. Nxd1 Kd4 42. Kd2 Bf1 0-1

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "7"]
[White "Schaefer, Sven"]
[Black "Serrer, Christoph"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1852"]
[BlackElo "2212"]
[PlyCount "116"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. e5 Bg7 5. f4 h5 6. Nf3 Bg4 7. Bd3 e6 8. Be3 Nh6 9. Bf2 Nf5 10. Ne2 Bxf3 11. gxf3 Nd7 12. Ng3 Bf8 13. Nxf5 exf5 14. Qe2 Bh6 15. Be3 Nf8 16. 0-0-0 Ne6 17. Kb1 Bxf4 18. Bxf4 Nxf4 19. Qd2 Ne6 20. c3 Qb6 21. Bc2 0-0-0 22. h4 Kb8 23. f4 Rd7 24. Rhe1 Rc8 25. Bb3 Qd8 26. Qe3 Qxh4 27. Rf1 b5 28. a4 a6 29. Bc2 Qe7 30. b4 a5 31. axb5 axb4 32. bxc6 Rxc6 33. Ba4 Rxc3 34. Qe2 Rb7 35. Qa6 Qc7 36. Rc1 Qb6 37. Qxb6 Rxb6 38. Kb2 Ra3 39. Be8 Ra7 40. Rc2 Nxd4 41. Rc5 Ne6 42. Rc2 Re7 43. Ba4 Rc7 44. Rxc7 Kxc7 45. Rc1+ Kd8 46. Kb3 Nc5+ 47. Rxc5 Ke7 48. Rxd5 Ke6 49. Rd8 f6 50. Bd7+ Ke7 51. Rh8 Kxd7 52. Rh7+ Ke6 53. exf6 Kxf6 54. Rh8 Kg7 55. Rd8 h4 56. Rd7+ Kh6 57. Rd3 Kh5 58. Rd2 h3 0-1

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "10"]
[White "Schaefer, Sven"]
[Black "Tebelmann, Lars"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "1852"]
[BlackElo "1620"]
[PlyCount "102"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 Be7 11. Nb5 Qc6 12. Bd3 a6 13. Nd4 Qc7 14. Re1 0-0 15. Bg5 h6 16. Bh4 b5 17. Bxf6 Bxf6 18. Be4 Bb7 19. Bxb7 Qxb7 20. c3 Rad8 21. Qf3 Qb6 22. Nb3 b4 23. cxb4 Bxb2 24. Rab1 Qxb4 25. Re4 Qc3 26. Qxc3 Bxc3 27. Ra4 Rd6 28. g3 Rfd8 29. Kg2 h5 30. h4 g6 31. Rc1 Bf6 32. Nc5 Rc8 33. Rac4 Rdc6 34. Rf4 Be5 35. Re4 Bd6 36. Rd1 Bxc5 37. Rd7 Rd6 38. Rb7 Rcd8 39. Rf4 R8d7 40. Rb8+ Kg7 41. Rc4 Rc6 42. Ra8 Rd2 43. Kh3 Rxa2 44. Rf4 Rc7 45. Rd8 Rxf2 46. Rxf2 Bxf2 47. Ra8 Ra7 48. Rc8 a5 49. Rc4 a4 50. Rc2 Bd4 51. Rd2 Be5 0-1

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "6"]
[White "Seitz, Manuel"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1620"]
[BlackElo "1852"]
[PlyCount "142"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. f4 d5 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d3 dxe4 6. dxe4 Qxd1+ 7. Kxd1 Nc6 8. Nf3 Nf6 9. Nbd2 Ng4 10. Ke2 g6 11. c3 Bg7 12. Re1 0-0 13. a4 e5 14. h3 Nh6 15. fxe5 Nxe5 16. Nxe5 Bxe5 17. Nf3 Bg7 18. Be3 b6 19. a5 f6 20. Red1 Rfe8 21. Kf2 Nf7 22. Rd7 Red8 23. Rad1 Rxd7 24. Rxd7 Rd8 25. Rxa7 bxa5 26. Bxc5 Bf8 27. Bxf8 Kxf8 28. Rxa5 Rb8 29. b4 Rc8 30. Ra3 Nd6 31. e5 Ne4+ 32. Ke3 Nxc3 33. exf6 Nd5+ 34. Kd4 Nxb4 35. Ra7 Nc6+ 36. Ke4 Nxa7 37. Ne5 Re8 38. Kf4 Rxe5 39. Kxe5 Kf7 40. g4 Nc6+ 41. Kf4 Kxf6 42. h4 h6 43. g5+ hxg5+ 44. hxg5+ Ke6 45. Ke4 Ne7 46. Kf4 Nd5+ 47. Ke4 Nc3+ 48. Kd3 Kf5 49. Kxc3 Kxg5 50. Kd2 Kh4 51. Ke2 Kg3 52. Kf1 g5 53. Kg1 g4 54. Kf1 Kh2 55. Kf2 g3+ 56. Kf3 g2 57. Ke2 g1Q 58. Kd2 Kg3 59. Kd3 Kf4 60. Kc2 Qe1 61. Kd3 Qe6 62. Kc3 Qd5 63. Kc2 Ke3 64. Kc3 Qd4+ 65. Kb3 Qc5 66. Kb2 Qc4 67. Ka3 Kd3 68. Kb2 Kd2 69. Ka3 Qb5 70. Ka2 Kc3 71. Ka3 Qb3# 0-1

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "3"]
[White "Sonnenschein, Philipp"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "1620"]
[BlackElo "1852"]
[PlyCount "117"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Bc5 Re8 15. Ne4 Qc7 16. g4 Nf4 17. Bb3 Red8 18. Qf2 Qa5 19. Kb1 Bxb3 20. axb3 Rd5 21. Ba3 Rad8 22. Nc3 Rxd1+ 23. Rxd1 Rxd1+ 24. Nxd1 h6 25. Nc3 Qc7 26. Ne4 Ne6 27. c3 Qb6 28. Ka2 f5 29. gxf5 Qxf2 30. Nxf2 gxf5 31. Bd6 Kf7 32. b4 Ng5 33. f4 exf4 34. Bxf4 Ke6 35. c4 Ne4 36. Nd3 Nd6 37. Kb3 Ne4 38. Ka4 h5 39. Ka5 Nd6 40. Bxd6 Kxd6 41. Ka6 f4 42. Nxf4 Be5 43. Nd3 Bxh2 44. Kxa7 Bg1+ 45. Kb7 h4 46. Nf4 Bh2 47. Nh3 Be5 48. b3 Bd4 49. Ka6 Be3 50. Kb7 Bd4 51. c5+ Bxc5 52. bxc5+ Kxc5 53. Kc7 Kb4 54. Kxc6 Kxb3 55. Kd5 Kb4 56. Ke4 Kb5 57. Kf3 Kb6 58. Kg4 Kb7 59. Kxh4 1/2-1/2

[Event "GER-ch Net blitz qual1"]
[Site "Playchess.com INT"]
[Date "2021.04.24"]
[Round "2"]
[White "Telljohann, Sven"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2329"]
[BlackElo "1852"]
[PlyCount "101"]
[EventDate "2021.04.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. b3 Nbd7 7. Bb2 Re8 8. Re1 e5 9. dxe5 dxe5 10. Nxe5 Ng4 11. Nxg4 Bxb2 12. Nd2 Bxa1 13. Qxa1 f6 14. Nc4 Kg7 15. Qc1 Qe7 16. Qh6+ Kg8 17. Qf4 c6 18. Rd1 Rf8 19. Nd6 Ne5 20. Nxe5 Qxe5 21. Qxe5 fxe5 22. Nc4 Re8 23. h3 Bf5 24. e4 Bc8 25. Rd3 b5 26. Na5 b4 27. Rd6 c5 28. Rc6 Be6 29. Rxc5 Bf7 30. Rb5 Rab8 31. Rc5 h6 32. Nc6 Rbc8 33. Ne7+ Rxe7 34. Rxc8+ Kg7 35. Bf1 Kf6 36. Bc4 Rd7 37. Bxf7 Kxf7 38. Rc4 Rb7 39. Kf1 Ke6 40. Rc6+ Kf7 41. Ra6 Rd7 42. Ke2 Ke7 43. Ke3 Kf7 44. h4 Kg7 45. f3 Kf7 46. h5 gxh5 47. Rxh6 Kg7 48. Rxh5 Rc7 49. Rxe5 Rxc2 50. Re7+ Kf6 51. Rxa7 1-0

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.03.25"]
[Round "7.4"]
[White "Schulze, Lara"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2269"]
[BlackElo "1987"]
[PlyCount "83"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Werder Bremen II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Bxd4 13. Qxd4 Qb6 14. Na4 Qa5 15. b3 Be6 16. h4 Rfd8 17. Qe5 Qb4 18. h5 Qa3+ 19. Qb2 Qxb2+ 20. Kxb2 Bf5 21. g4 Bxc2 22. Rxd5 Rxd5 23. Kxc2 Rad8 24. hxg6 Rd2+ 25. Kc3 hxg6 26. Bc4 Rxa2 27. Re1 e6 28. Kb4 Rd4 29. Kc5 Rf4 30. Re3 Kg7 31. Nc3 Ra5+ 32. Kxc6 Rd4 33. Nb5 Rd2 34. Rd3 Rxd3 35. Bxd3 Ra1 36. Kb7 a5 37. Nc3 a4 38. Nxa4 f5 39. Nc5 Kf6 40. b4 Ra3 41. b5 e5 42. Kc6 1-0

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.03.18"]
[Round "6.3"]
[White "Waffenschmidt, Joachim"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "2071"]
[BlackElo "1987"]
[PlyCount "44"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hofheim"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bc1 Nc6 10. 0-0 f5 11. dxe5 Ngxe5 12. exf5 Bxf5 13. Be3 Kh8 14. Qd2 Be6 15. b3 Nxf3+ 16. Bxf3 Rxf3 17. gxf3 Ne5 18. Qe2 Qh4 19. Ne4 Rf8 20. Bg5 Qh3 21. Nd2 Nxf3+ 22. Nxf3 Bg4 0-1

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.03.03"]
[Round "5.3"]
[White "Aldag, Thomas"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2058"]
[BlackElo "1987"]
[PlyCount "142"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Rinteln"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. Qxd4 Nf6 5. e5 Nc6 6. Bb5 Nd7 7. Qxd5 e6 8. Qe4 Qb6 9. Bxc6 bxc6 10. Ne2 Ba6 11. 0-0 Nc5 12. Qe3 Nd3 13. Qxb6 axb6 14. Nd4 Nxe5 15. Rd1 c5 16. Nb3 Be7 17. a4 Bc4 18. N1d2 Bd5 19. a5 c4 20. Nd4 Rxa5 21. Rxa5 bxa5 22. Nf1 0-0 23. Ne3 Nd3 24. Nxd5 exd5 25. Nc6 Bc5 26. Nxa5 Bxf2+ 27. Kf1 Bb6 28. Nc6 Re8 29. b3 Re6 30. bxc4 Rf6+ 31. Ke2 dxc4 32. Nd4 Rf2+ 33. Ke3 Rxg2 34. Ba3 Rxh2 35. Rb1 Bxd4+ 36. Kxd4 Rh4+ 37. Ke3 h5 38. Be7 Rg4 39. Rb8+ Kh7 40. Rb5 Kg6 41. Rb6+ f6 42. Bf8 h4 43. Rb7 Kf5 44. Kf3 Ne5+ 45. Kf2 Nd3+ 46. Kf3 Rg3+ 47. Ke2 Nf4+ 48. Kf2 g5 49. Bd6 Rxc3 50. Be7 Rc2+ 51. Kg1 Kg4 52. Bxf6 Kg3 53. Rb1 g4 54. Be5 Re2 55. Bd6 c3 56. Rf1 Re4 57. Rc1 Rc4 58. Rc2 Kf3 59. Kf1 g3 60. Kg1 Nd5 61. Be5 h3 62. Rc1 c2 63. Rf1+ Ke4 64. Bb2 Ne3 65. Re1 Kf3 66. Bc1 Re4 67. Bd2 h2+ 68. Kh1 Ng4 69. Rf1+ Nf2+ 70. Rxf2+ gxf2 71. Kxh2 Rh4# 0-1

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.02.25"]
[Round "4.4"]
[White "Plassonke, Torsten"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B52"]
[BlackElo "1987"]
[PlyCount "88"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Osnabrueck SG"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 Nf6 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Ne1 h6 11. f3 Ng5 12. Nc3 g6 13. Be3 Bg7 14. Qd2 Ne6 15. f4 f5 16. exf6 Bxf6 17. Nf3 Ng7 18. Bf2 Nf5 19. Rad1 0-0-0 20. Qc2 Kb8 21. a3 g5 22. Ne5 Bxe5 23. fxe5 e6 24. Na4 b6 25. b4 Rc8 26. Qb3 Rc7 27. Nc3 Nce7 28. g4 Ng7 29. Be1 Ng6 30. Rf6 Nf4 31. a4 h5 32. Nb5 Rc4 33. Nd6 hxg4 34. Nxc4 dxc4 35. Qxc4 Nf5 36. Rxf5 exf5 37. Bg3 Nh3+ 38. Kf1 f4 39. Be1 Rc8 40. Qd3 Qd5 41. Bf2 Qh1+ 42. Ke2 Qxh2 43. Rf1 f3+ 44. Ke3 Qf4# 0-1

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.02.11"]
[Round "3.3"]
[White "Khachatryan, Taron"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2056"]
[BlackElo "1987"]
[PlyCount "176"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Harksheide"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 Nc6 7. Nc3 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Bg5 Be6 11. Nd2 h6 12. Bxf6 Rxd2 13. Bxg7 Kxg7 14. b3 Rad8 15. Bxc6 bxc6 16. f3 Rc2 17. Rac1 Rdd2 18. Kf2 h5 19. Ke3 Bf5 20. Rh1 Rb2 21. h4 f6 22. Rhg1 Kf7 23. g4 Be6 24. gxh5 gxh5 25. Rgd1 Rxd1 26. Rxd1 f5 27. Rg1 Kf6 28. Rg5 Bf7 29. Rg1 f4+ 30. Kf2 Bg6 31. Na4 Rxa2 32. Nc5 Bf5 33. Rg5 Ra5 34. b4 Ra2 35. Rxh5 Rb2 36. Rh6+ Ke7 37. Rxc6 Rxb4 38. Rxc7+ Kd6 39. Na6 Rb1 40. c5+ Kd5 41. Rxa7 Rh1 42. Rf7 Bc8 43. Nb4+ Kxc5 44. Nd3+ Kd4 45. Re7 Bh3 46. Nxf4 exf4 47. Re4+ Kd5 48. Rxf4 Ke5 49. Rf8 Be6 50. f4+ Ke4 51. Re8 Kxf4 52. Rxe6 Rh2+ 53. Ke1 Rxh4 54. Kd2 Kf5 55. Re8 Rg4 56. Kd3 Ra4 57. e3 Rb4 58. e4+ Kf6 59. Ke3 Ra4 60. Kf4 Kf7 61. Rb8 Ke6 62. Rb6+ Ke7 63. Kf5 Ra1 64. Rb7+ Ke8 65. e5 Ra2 66. Rb8+ Ke7 67. Rb7+ Ke8 68. Kf6 Re2 69. Rg7 Rf2+ 70. Ke6 Kf8 71. Rb7 Re2 72. Rb8+ Kg7 73. Rd8 Re1 74. Rd2 Ra1 75. Ke7 Ra7+ 76. Rd7 Ra8 77. e6 Kg6 78. Rb7 Kg7 79. Rc7 Kg6 80. Rd7 Kg7 81. Kd6+ Kf8 82. Rf7+ Ke8 83. Rh7 Ra6+ 84. Ke5 Ra1 85. Rh8+ Ke7 86. Rh7+ Ke8 87. Rh8+ Ke7 88. Rh7+ Ke8 1/2-1/2

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.02.05"]
[Round "2.4"]
[White "Quante, Lennart"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2079"]
[BlackElo "1987"]
[PlyCount "54"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Muenster"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c6 7. Bb2 Nbd7 8. Nbd2 Re8 9. e4 e5 10. dxe5 dxe5 11. Qe2 Qc7 12. a4 a5 13. Rfd1 b6 14. Nc4 Ba6 15. Bf1 b5 16. Nd6 Re6 17. axb5 cxb5 18. Nxb5 Bxb5 19. Qxb5 Qxc2 20. Rd2 Qxe4 21. Ng5 Qc6 22. Nxe6 Qxe6 23. Rad1 Rb8 24. Qc4 Qe7 25. Bc3 Nb6 26. Qc6 h6 27. Bxa5 Qb7 1-0

[Event "GER-chT Online Liga 1 GpC"]
[Site "Playchess.com INT"]
[Date "2021.01.21"]
[Round "1.4"]
[White "Schaefer, Sven"]
[Black "Gallasch, Robin"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1987"]
[BlackElo "2067"]
[PlyCount "89"]
[EventDate "2021.01.21"]
[EventType "team-tourn (rapid)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Porz SG"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 Qd5 16. Kb1 0-0 17. c4 Qe4+ 18. Qxe4 Nxe4 19. Be3 Rfd8 20. Nd2 Nxd2+ 21. Rxd2 b5 22. Rc1 Rd7 23. cxb5 cxb5 24. Rdc2 Rad8 25. Rc7 Bf6 26. Rxd7 Rxd7 27. Rc8+ Kh7 28. Ra8 Bd8 29. d5 Rxd5 30. Rxa7 f5 31. a4 bxa4 32. Rxa4 e5 33. Rc4 Kg8 34. Rc5 Rxc5 35. Bxc5 Kf7 36. b4 Ke6 37. Kc2 Kd5 38. Kb3 e4 39. Be3 Bc7 40. g3 Be5 41. b5 Bd6 42. Ka4 Bc7 43. b6 Be5 44. Kb5 Bb8 45. Bf4 1-0

[Event "Sachsen-Anhalt Verbandsliga 1920"]
[Site "Sachsen Anhalt"]
[Date "2020.09.20"]
[Round "7.7"]
[White "Schaefer, Sven"]
[Black "Schroeter, Lucas"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "1937"]
[BlackElo "1782"]
[PlyCount "45"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Magdeburg USC"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Qxd5 exd5 12. Be3 0-0 13. 0-0-0 Be6 14. Bd4 Rac8 15. Bb5 a6 16. Ba4 b5 17. Bb3 Na5 18. Ba2 Nc4 19. Rhe1 Rc6 20. Bxc4 Rxc4 21. Re3 Rfc8 22. Rc3 f6 23. Rxc4 1/2-1/2

[Event "DSOL 02 Liga Gr-C 1st"]
[Site "Playchess.com INT"]
[Date "2020.08.05"]
[Round "7.3"]
[White "Duemmke, Juergen"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1812"]
[BlackElo "1938"]
[PlyCount "78"]
[EventDate "2020.06.22"]
[EventType "team-tourn (rapid)"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Grosshansdorf"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Rhe1 0-0 11. Kb1 Qc7 12. h3 Rfd8 13. Qe3 b5 14. Nd4 b4 15. Nxc6 Qxc6 16. Nd5 exd5 17. exd5 Nxd5 18. Rxd5 Qxd5 19. Qxe7 h6 20. Bc1 Qxg2 21. Qh4 d5 22. Re3 Rd6 23. Rg3 Qe4 24. Rg4 Qf5 25. Qg3 Rg6 26. f4 Rc8 27. Qg2 Qe4 28. Rxg6 fxg6 29. Qd2 a5 30. b3 Rc3 31. h4 Rg3 32. Qf2 Rg2 33. Qc5 d4 34. a3 d3 35. axb4 axb4 36. Qc8+ Kh7 37. Qh3 Rxc2 38. f5 gxf5 39. Be3 d2 0-1

[Event "DSOL 02 Liga Gr-C 1st"]
[Site "Playchess.com INT"]
[Date "2020.07.31"]
[Round "6.4"]
[White "Weischenberg, Juergen"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1833"]
[BlackElo "1938"]
[PlyCount "36"]
[EventDate "2020.06.22"]
[EventType "team-tourn (rapid)"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Brand SF"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 a5 8. Bg5 h6 9. Bh4 Na6 10. Nd2 Bd7 11. 0-0 Qe8 12. Rb1 Nh7 13. f3 h5 14. b3 Bh6 15. Bf2 Qe7 16. a3 Qg5 17. Be1 Qe3+ 18. Bf2 Qxd2 0-1

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "6"]
[White "Haubold, Christian Lucas"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1548"]
[BlackElo "1987"]
[PlyCount "110"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nb3 dxe4 11. fxe4 Qxd2+ 12. Rxd2 Ng4 13. Bf4 e5 14. Bg3 Bh6 15. h3 Bxd2+ 16. Nxd2 Ne3 17. Nf3 Nxf1 18. Rxf1 f6 19. Nd5 Kg7 20. Rd1 h5 21. c3 g5 22. h4 Bg4 23. hxg5 Bxf3 24. gxf6+ Rxf6 25. gxf3 Rxf3 26. Rg1 Kh6 27. Be1 Raf8 28. Bd2+ Kh7 29. Kc2 h4 30. Rg5 h3 31. Rh5+ Kg6 32. Rh6+ Kf7 33. Rh7+ Ke8 34. Rxb7 h2 35. Rh7 Rf2 36. Nc7+ Kd8 37. Ne6+ Kc8 38. Nxf8 Rxf8 39. Rxh2 Kb7 40. Rh7+ Ka6 41. Rc7 Kb6 42. Rd7 Rc8 43. Kb3 Na5+ 44. Kc2 Nc6 45. Be3+ Kb5 46. Rd5+ Ka6 47. Rc5 Kb7 48. b4 Rh8 49. Kb3 Rh3 50. Bc1 Nd4+ 51. Ka4 Ne2 52. Bg5 Nxc3+ 53. Ka5 Nxe4 54. Rb5+ Kc6 55. Be7 Ra3# 0-1

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "9"]
[White "Kemper, Jannick"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1591"]
[BlackElo "1987"]
[PlyCount "66"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Qe1 e5 11. Nxc6 bxc6 12. Bc4 Be6 13. Bc5 Re8 14. exd5 Nxd5 15. Nxd5 cxd5 16. g4 Qc7 17. Bxd5 Qxc5 18. Bxa8 Rxa8 19. Qe4 Rc8 20. c3 Qa5 21. a3 Bb3 22. Rd7 Bh6+ 23. Kb1 Be6 24. Rdd1 Qb6 25. Qb4 Qc7 26. Rd6 Rb8 27. Rc6 Qxc6 28. Qxb8+ Kg7 29. Qxe5+ f6 30. Qd4 Qxf3 31. Qxa7+ Bf7 32. Rg1 Be3 33. Rg3 Qe4+ 0-1

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "8"]
[White "Koeller, Bernd"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1758"]
[BlackElo "1987"]
[PlyCount "62"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. e3 d6 4. Be2 Bg7 5. Nc3 0-0 6. d4 Nbd7 7. 0-0 c5 8. Bd2 b6 9. Be1 Bb7 10. Bh4 Ne4 11. Nxe4 Bxe4 12. c3 Nf6 13. Ng5 Bb7 14. Bf3 Qc7 15. Qe2 Rad8 16. Rae1 d5 17. g4 Ne4 18. f5 Nxg5 19. Bxg5 Bf6 20. Bf4 Qd7 21. g5 Bg7 22. fxg6 fxg6 23. Bg4 e6 24. Rf3 Bc8 25. Rh3 Bh8 26. Qf3 Qe8 27. Qg3 e5 28. Bxc8 exf4 29. exf4 Qf7 30. Be6 Qxe6 31. Rxe6 cxd4 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "1"]
[White "Margolin, Boris"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2401"]
[BlackElo "1987"]
[PlyCount "141"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. Qe2 Nf6 5. c3 e6 6. 0-0 Be7 7. Bb3 0-0 8. Rd1 Qc7 9. d4 cxd4 10. cxd4 d5 11. e5 Ne4 12. Nbd2 Nxd2 13. Bxd2 a6 14. Rac1 Bd7 15. Bg5 Qd8 16. h4 Rc8 17. Bc2 f6 18. exf6 Bxf6 19. a3 Qe8 20. Bxf6 Rxf6 21. Ne5 Nxe5 22. Qxe5 Rh6 23. g3 Rxc2 24. Rxc2 Ba4 25. Rdc1 Bxc2 26. Rxc2 Rf6 27. Kg2 h6 28. Qd6 Qg6 29. Re2 Qf5 30. Qe5 Qxe5 31. Rxe5 Kf7 32. h5 Rf5 33. Rxf5+ exf5 34. Kf3 Kf6 35. Kf4 b6 36. b3 b5 37. b4 Ke6 38. f3 Kf6 39. g4 fxg4 40. fxg4 g6 41. hxg6 Kxg6 42. Ke5 Kg5 43. Kxd5 Kxg4 44. Kc5 h5 45. d5 h4 46. d6 h3 47. d7 h2 48. d8Q h1Q 49. Qd7+ Kf4 50. Qd4+ Kg3 51. Qe3+ Kg4 52. Kb6 Qa8 53. Qe6+ Kg5 54. Qe5+ Kg4 55. Qe6+ Kg5 56. Qe7+ Kg4 57. Ka5 Qf3 58. Qg7+ Kh4 59. Qh8+ Kg4 60. Qb2 Qb7 61. Qd4+ Kf5 62. Qc5+ Kf4 63. Qd6+ Kf5 64. Qxa6 Qf3 65. Qxb5+ Kg6 66. Qb6+ Kg5 67. Qc5+ Kg6 68. a4 Qa8+ 69. Kb5 Qb7+ 70. Qb6+ Qxb6+ 71. Kxb6 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "3"]
[White "Mossakowski, Florian"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2001"]
[BlackElo "1987"]
[PlyCount "53"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Rb8 11. Bb3 Na5 12. h4 b5 13. h5 Nc4 14. Qf2 Nxe3 15. Qxe3 b4 16. e5 bxc3 17. exf6 cxb2+ 18. Kb1 Rxb3 19. Nxb3 exf6 20. Rxd6 Qc7 21. Qc5 Qb7 22. h6 Rc8 23. Qd4 Bf5 24. hxg7 Rxc2 25. Rd8+ Kxg7 26. Rxh7+ Kxh7 27. Qh4+ 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "5"]
[White "Schaefer, Sven"]
[Black "Foerster, Erik"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "1987"]
[BlackElo "2064"]
[PlyCount "54"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Nb3 Qb4+ 8. Nbd2 Nc6 9. a3 Qb6 10. 0-0 Be7 11. Nb3 e5 12. Re1 Bg4 13. Bxf7+ Kxf7 14. Ng5+ Bxg5 15. Qxg4 Bf6 16. f4 Rd8 17. fxe5 Nxe5 18. Qf4 Ne7 19. Bd2 N7g6 20. Qf5 Rhe8 21. Bb4 Kg8 22. Kh1 Qe6 23. Qe4 Qg4 24. Qxb7 Nf4 25. Qe4 Nc4 26. Qc6 Ne3 27. Nxd4 Bxd4 0-1

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "4"]
[White "Schaefer, Sven"]
[Black "Hartewig, Anja"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1987"]
[BlackElo "1757"]
[PlyCount "57"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. d5 0-0 7. Bd3 a6 8. a4 Qa5 9. Bd2 Nbd7 10. 0-0 Qb6 11. Kh1 Qc7 12. Qe1 Nb6 13. a5 Nbd7 14. b3 b5 15. axb6 Qxb6 16. Qh4 a5 17. e5 dxe5 18. fxe5 Ne8 19. Ng5 h6 20. Nxf7 Rxf7 21. e6 Rf6 22. exd7 Bxd7 23. Ne4 Rxf1+ 24. Rxf1 Nf6 25. Nxf6+ exf6 26. Bxh6 Bb5 27. Bxg7 Bxd3 28. Qh8+ Kf7 29. Rxf6+ 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "2"]
[White "Schaefer, Sven"]
[Black "Helmer, Andreas"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1987"]
[BlackElo "1488"]
[PlyCount "63"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nd5 Nf6 9. Nxe7 Qxe7 10. Bd3 0-0 11. 0-0 Be6 12. c3 b5 13. Nc2 d5 14. exd5 Nxd5 15. Ne3 Rfd8 16. Nxd5 Bxd5 17. Qc2 g6 18. Be3 Rac8 19. a4 Nb4 20. Qb1 e4 21. Be2 Bc4 22. Bxc4 Rxc4 23. cxb4 Qxb4 24. axb5 axb5 25. Rc1 Rdc8 26. Rxc4 Qxc4 27. Qc1 Qe6 28. Qd2 Qb3 29. Rd1 Rc2 30. Qd8+ Kg7 31. Bd4+ Kh6 32. Qh4# 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "7"]
[White "Schaefer, Sven"]
[Black "Riemay, David"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1987"]
[BlackElo "2204"]
[PlyCount "72"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. d5 0-0 7. Bd3 b5 8. Nxb5 e6 9. c4 exd5 10. cxd5 Re8 11. Nc3 Nxe4 12. Nxe4 f5 13. Bc2 fxe4 14. 0-0 exf3 15. Qxf3 Nd7 16. f5 Ne5 17. Qh3 gxf5 18. Bxf5 Bxf5 19. Qxf5 Qd7 20. Qxd7 Nxd7 21. Bf4 Be5 22. Bd2 Rf8 23. Bc3 Bxc3 24. bxc3 Rxf1+ 25. Rxf1 Rf8 26. Rb1 Rb8 27. Re1 Ne5 28. h3 Rb2 29. a4 Ra2 30. Rb1 Rxa4 31. Rb8+ Kg7 32. Rb7+ Kg6 33. g4 a5 34. Kf2 Ra3 35. Rb6 Nc4 36. h4 Nxb6 0-1

[Event "Sachsen-Anhalt Verbandsliga 1920"]
[Site "Sachsen Anhalt"]
[Date "2020.03.01"]
[Round "6.7"]
[White "Kirmas, Joachim"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1876"]
[BlackElo "1937"]
[PlyCount "28"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Halle USV II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. 0-0 Qa5 10. Ne5 Bxe2 11. Nxe2 Nge7 12. Bf4 Qd8 13. Qb3 Qd5 14. Qxd5 Nxd5 1/2-1/2

[Event "Prague op"]
[Site "Prague"]
[Date "2020.02.14"]
[Round "1"]
[White "Plischki, Sebastian"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2367"]
[BlackElo "2009"]
[PlyCount "81"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 0-0 6. 0-0 Nc6 7. d4 a6 8. Bf4 Nd7 9. Qd2 e5 10. Bg5 f6 11. Be3 exd4 12. Nxd4 Nxd4 13. Bxd4 Ne5 14. b3 Nc6 15. Be3 Bf5 16. Rfd1 Re8 17. Rac1 Qe7 18. c5 dxc5 19. Nd5 Qf7 20. Rxc5 Bf8 21. Rcc1 Rad8 22. Qb2 Bg7 23. Nf4 Rxd1+ 24. Rxd1 Be4 25. f3 Bf5 26. Bf2 g5 27. Nd5 Be6 28. e4 Rd8 29. Qc1 Bxd5 30. exd5 Rxd5 31. Rxd5 Qxd5 32. f4 Qb5 33. Qe3 Kf8 34. Qe6 Ne7 35. a4 Qb4 36. f5 b5 37. a5 Qc3 38. Qxa6 Qc1+ 39. Bf1 Nc6 40. Qxb5 Kg8 41. Qc4+ 1-0

[Event "Sachsen-Anhalt Landesliga-B 1920"]
[Site "Sachsen Anhalt"]
[Date "2020.02.02"]
[Round "6.1"]
[White "Schaefer, Sven"]
[Black "Wildenrath, Dirk"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1937"]
[BlackElo "2061"]
[PlyCount "56"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Dessau II"]
[BlackTeam "Merseburg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Qe2 Nf6 5. Nf3 d5 6. e5 Nfd7 7. Ng5 g6 8. Qg4 Qe7 9. 0-0 c5 10. c3 Ba6 11. Bxa6 Nxa6 12. Qe2 Nc7 13. Nf3 h6 14. Na3 Bg7 15. Bd2 0-0 16. Nc2 a6 17. Ne3 b5 18. h3 Rfb8 19. Ng4 Kh7 20. Qe3 Qf8 21. h4 b4 22. dxc5 bxc3 23. Bxc3 Qxc5 24. Qf4 Qe7 25. Nf6+ Kh8 26. Ng4 Kh7 27. Nf6+ Kh8 28. Ng4 Kh7 1/2-1/2

[Event "Sachsen-Anhalt Verbandsliga 1920"]
[Site "Sachsen Anhalt"]
[Date "2020.01.19"]
[Round "5.4"]
[White "Hettstedt, Joerg"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1913"]
[BlackElo "1937"]
[PlyCount "22"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Merseburg"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. Nf3 Bg4 6. Qa4+ Bd7 7. Qxd4 Nf6 8. Bc4 Qxd4 9. Nxd4 a6 10. 0-0 Nc6 11. Nxc6 Bxc6 1/2-1/2

[Event "Sachsen-Anhalt Landesliga-B 1920"]
[Site "Sachsen Anhalt"]
[Date "2019.12.08"]
[Round "4.1"]
[White "Schaefer, Sven"]
[Black "Ptakul, Lev"]
[Result "1-0"]
[ECO "C08"]
[WhiteElo "1937"]
[BlackElo "1833"]
[PlyCount "93"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Dessau II"]
[BlackTeam "Coethen Germania II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Nc6 6. Ngf3 Nf6 7. 0-0 Be7 8. dxc5 Bxc5 9. Nb3 Bb6 10. Nfd4 Bd7 11. Re1+ Kf8 12. Bf1 h6 13. c3 a6 14. Bf4 Bc7 15. Bxc7 Qxc7 16. Bd3 g6 17. Qd2 Kg7 18. f3 Rhe8 19. Qf2 Ne5 20. Bf1 Nc4 21. Nc5 Rac8 22. Nxd7 Qxd7 23. Rad1 Qc7 24. Nb3 Qb6 25. Bxc4 Qxf2+ 26. Kxf2 dxc4 27. Rxe8 Rxe8 28. Na5 b5 29. Rd6 Re6 30. Rxe6 fxe6 31. Ke3 Nd7 32. Kd4 Kf6 33. Nc6 g5 34. Nb4 e5+ 35. Kd5 Nb6+ 36. Kc6 Na4 37. Nxa6 Nxb2 38. Kxb5 Kf5 39. Nc7 e4 40. fxe4+ Kxe4 41. a4 Nxa4 42. Kxa4 Ke3 43. Nd5+ Kf2 44. g4 Kg2 45. Kb4 Kxh2 46. Kxc4 Kg3 47. Nf6 1-0

[Event "Sachsen-Anhalt Landesliga-B 1920"]
[Site "Sachsen Anhalt"]
[Date "2019.11.17"]
[Round "3.1"]
[White "Groebel, Aaron"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2081"]
[BlackElo "1937"]
[PlyCount "53"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hettstedt"]
[BlackTeam "Dessau II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Nf6 5. axb4 Nxd5 6. Nf3 e6 7. c3 Bd6 8. d4 Qc7 9. Bd2 Bf4 10. g3 Bxd2+ 11. Qxd2 Bd7 12. Ne5 0-0 13. Bg2 Rc8 14. 0-0 Nc6 15. Nd3 Nce7 16. Rc1 a5 17. bxa5 Rxa5 18. Rxa5 Qxa5 19. c4 Qxd2 20. Nxd2 Nb6 21. Bxb7 Rc7 22. Be4 Bc6 23. Bxc6 Nxc6 24. Nf3 f6 25. Nf4 Nd8 26. Rb1 g5 27. Nxe6 1-0

[Event "Sachsen-Anhalt Landesliga-B 1920"]
[Site "Sachsen Anhalt"]
[Date "2019.10.20"]
[Round "2.1"]
[White "Mikolajewski, Armin"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "1889"]
[BlackElo "1937"]
[PlyCount "21"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Naumburg II"]
[BlackTeam "Dessau II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 1/2-1/2

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2019.04.07"]
[Round "9.3"]
[White "Hentzgen, Thomas"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2012"]
[BlackElo "2009"]
[PlyCount "17"]
[EventDate "2018.10.21"]
[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 "Halle USV II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 0-0 6. Bg5 Nbd7 7. Bd3 c5 8. d5 Qa5 9. Bd2 1/2-1/2

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2019.04.06"]
[Round "8.3"]
[White "Schaefer, Sven"]
[Black "Zeuner, Michael"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2009"]
[BlackElo "2120"]
[PlyCount "100"]
[EventDate "2018.10.21"]
[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 "Dessau"]
[BlackTeam "Magdeburg Aufbau Elbe III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 d6 7. 0-0 Ba7 8. Re1 h6 9. Nbd2 g5 10. Nc4 g4 11. Nfd2 h5 12. Nf1 h4 13. Be3 h3 14. g3 d5 15. Ncd2 d4 16. Bg5 dxc3 17. bxc3 Rh5 18. Bxf6 Qxf6 19. Ne3 Ne7 20. Qe2 Rg5 21. Rad1 Bd7 22. d4 0-0-0 23. Ndc4 exd4 24. cxd4 Bxd4 25. Rc1 Kb8 26. Red1 Rgg8 27. e5 Bxe5 28. Nxe5 Qxe5 29. Bxf7 Rgf8 30. Bc4 Qe4 31. Bd3 Qf3 32. Qxf3 gxf3 33. Bf1 Be6 34. a3 Ng6 35. Re1 Rd2 36. Rb1 Ka7 37. Rec1 c6 38. Nd1 Ne5 39. Nc3 Bf5 40. Rb4 Rfd8 41. Rf4 Nd3 42. Bxd3 R8xd3 43. Rxf5 Rxc3 44. Rf1 Rxa3 45. Rf7 a5 46. Rb1 Rb3 47. Ra1 Ra2 48. Rc1 a4 49. g4 Rbb2 50. Rf4 a3 0-1

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2019.03.24"]
[Round "7.4"]
[White "Schaefer, Sven"]
[Black "Dietz, Florian"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2009"]
[BlackElo "2142"]
[PlyCount "106"]
[EventDate "2018.10.21"]
[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 "Dessau"]
[BlackTeam "Reideburg 90 Halle"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nf6 7. c3 0-0 8. d4 Qb6 9. e5 Nd5 10. Nbd2 cxd4 11. cxd4 c5 12. dxc5 Qxc5 13. Nb3 Qc4 14. Qd4 Qxd4 15. Nbxd4 Rb8 16. b3 Ba6 17. Bd2 Rfc8 18. Rac1 h6 19. h3 Kf8 20. g3 Ke8 21. Kg2 Nb4 22. Rxc8+ Bxc8 23. Bxb4 Rxb4 24. a3 Rb8 25. Rc1 Bb7 26. Kf1 Kd8 27. b4 Bxf3 28. Nxf3 Rb5 29. Rd1 Kc7 30. Rd3 a5 31. Rc3+ Kd8 32. bxa5 Bxe5 33. Nxe5 Rxe5 34. a6 Ra5 35. Rf3 f5 36. Rb3 Rxa6 37. Rc3 e5 38. Ke2 Ke7 39. Rb3 Ke6 40. Kd3 Ra4 41. Kc3 d6 42. Kb2 Re4 43. Re3 Rxe3 44. fxe3 g5 45. Kc3 f4 46. gxf4 gxf4 47. exf4 exf4 48. Kd3 d5 49. Ke2 d4 50. Kd3 f3 51. Kd2 Kd5 52. Ke1 d3 53. Kf2 d2 0-1

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2019.02.24"]
[Round "6.4"]
[White "Schaefer, Sven"]
[Black "Rothe, Guido"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2009"]
[BlackElo "2189"]
[PlyCount "100"]
[EventDate "2018.10.21"]
[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 "Dessau"]
[BlackTeam "Magdeburg Aufbau Elbe II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 0-0 6. 0-0 d6 7. Nbd2 Be6 8. b4 Bb6 9. Bxe6 fxe6 10. Nc4 h6 11. a4 a6 12. Nxb6 cxb6 13. Qe2 Qe8 14. Be3 Nd7 15. Bd2 Qh5 16. Nd4 Qg6 17. Nxc6 bxc6 18. d4 b5 19. f3 exd4 20. cxd4 Nb6 21. a5 Nc4 22. Rac1 d5 23. e5 Rf5 24. Rc3 Raf8 25. Bc1 Qe8 26. f4 Qe7 27. g4 R5f7 28. Rcf3 Qxb4 29. f5 exf5 30. gxf5 Qe7 31. f6 Rxf6 32. Rxf6 Rxf6 33. Rxf6 gxf6 34. Bxh6 fxe5 35. Qg4+ Kh7 36. Bg5 Qf7 37. Qh4+ Kg8 38. Qg4 Kg7 39. h4 exd4 40. h5 Kh7 41. Qxd4 Qxh5 42. Qd3+ Kg8 43. Qf5 Nd6 44. Qe6+ Nf7 45. Bf6 Qg6+ 46. Kf2 b4 47. Qc8+ Kh7 48. Qh3+ Nh6 49. Qd7+ Qf7 50. Qxc6 Qxf6+ 0-1

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2019.02.03"]
[Round "5.4"]
[White "Selle, Thomas"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2075"]
[BlackElo "2009"]
[PlyCount "81"]
[EventDate "2018.10.21"]
[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 "Merseburg"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 Na6 8. Qd2 Nc5 9. f3 Nh5 10. g3 f5 11. 0-0-0 f4 12. Bf2 a6 13. Kb1 Rf7 14. g4 Nf6 15. Nh3 Ne8 16. b4 Nd7 17. Kb2 Bf8 18. Ng1 a5 19. a3 Kh8 20. h4 axb4 21. axb4 c5 22. dxc6 bxc6 23. Nh3 Be7 24. Ng5 Bxg5 25. hxg5 Rb8 26. b5 Nf8 27. b6 c5 28. Bxc5 Qxg5 29. Bf2 Qd8 30. c5 Be6 31. Nb5 Rd7 32. c6 Rf7 33. b7 Nd7 34. Nxd6 Nxd6 35. Qxd6 Qa5 36. Qxe6 Rf6 37. Rxh7+ Kxh7 38. Qxd7+ Kg8 39. Qd5+ Qxd5 40. exd5 Kf8 41. d6 1-0

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2018.12.16"]
[Round "4.4"]
[White "Schaefer, Sven"]
[Black "Bundrock, Thomas"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2009"]
[BlackElo "2180"]
[PlyCount "88"]
[EventDate "2018.10.21"]
[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 "Dessau"]
[BlackTeam "Magdeburg USC"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. d4 Bf5 6. Nf3 e6 7. 0-0 Nd7 8. a3 Be7 9. c4 N5b6 10. Nc3 0-0 11. Be3 Bf6 12. Rc1 c6 13. Qb3 Qc7 14. d5 Bxc3 15. Rxc3 c5 16. Nh4 Rae8 17. Qd1 Nc8 18. b4 b6 19. Qd2 Nd6 20. Rcc1 e5 21. Rfd1 Bg6 22. Nxg6 hxg6 23. bxc5 Nxc5 24. Bxc5 Qxc5 25. Qb4 Rc8 26. Rd2 Ne4 27. Qxc5 Rxc5 28. Rd3 Nd6 29. Re3 Re8 30. a4 f6 31. f3 Nf5 32. Ra3 Nd4 33. Kf2 Rec8 34. Rac3 Ra5 35. Bd1 Kf7 36. Ke3 g5 37. Rb1 Rxd5 38. cxd5 Rxc3+ 39. Ke4 Ke7 40. a5 b5 41. h4 Kd6 42. g4 g6 43. hxg5 f5+ 44. gxf5 gxf5# 0-1

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2018.11.25"]
[Round "3.4"]
[White "Kurth, Uwe"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "2041"]
[BlackElo "2009"]
[PlyCount "66"]
[EventDate "2018.10.21"]
[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 "Graefenhainichen"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 0-0 8. f4 Nc6 9. Nb3 Be6 10. g4 Na5 11. g5 Nd7 12. Bd4 Bxd4 13. Nxd4 Bc4 14. h4 Rc8 15. h5 Bxe2 16. Qxe2 Rxc3 17. hxg6 fxg6 18. Ne6 Qc8 19. bxc3 Qxc3+ 20. Kf2 Rf7 21. Qd3 Qc8 22. Kg3 Nc6 23. Qb3 Na5 24. Qd3 Nc6 25. Raf1 Nb6 26. f5 Ne5 27. fxg6 hxg6 28. Rxf7 Qxe6 29. Qb3 Qxf7 30. Qc3 Qc4 31. Qxc4+ Nbxc4 32. Rf1 Nf7 33. Kf4 e5+ 0-1

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2018.11.11"]
[Round "2.4"]
[White "Schaefer, Sven"]
[Black "Deutsch, Joey"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2009"]
[BlackElo "1940"]
[PlyCount "153"]
[EventDate "2018.10.21"]
[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 "Dessau"]
[BlackTeam "Loeberitz II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 Qd5 16. Kb1 Nxh5 17. g4 Nf6 18. Ne5 Qe4 19. Be3 Nd5 20. Nc4 Nxe3 21. fxe3 0-0 22. Nd2 Qg6 23. Rdg1 Bg5 24. Nf3 f6 25. e4 Rad8 26. a3 Bf4 27. Rh5 Rfe8 28. Rhh1 e5 29. dxe5 Bxe5 30. Rh5 Bf4 31. e5 Bxe5 32. Nxe5 Rxe5 33. Rxe5 fxe5 34. Qxe5 Rd2 35. Qc5 b6 36. Qc4+ Kh8 37. Qc3 Rd5 38. Qf3 Rc5 39. Rg2 a5 40. Re2 Qf6 41. Re8+ Kh7 42. Qe4+ g6 43. Re7+ Kh8 44. Rb7 Qf1+ 45. Ka2 Qc4+ 46. Qxc4 Rxc4 47. Rxb6 Rxc2 48. Kb3 Rc5 49. Ka4 h5 50. gxh5 gxh5 51. b4 axb4 52. Rxb4 Kg7 53. Rb7+ Kg6 54. Re7 h4 55. Kb4 Rf5 56. a4 h3 57. Re6+ Rf6 58. Re3 Rf4+ 59. Kc5 Rh4 60. a5 h2 61. Re1 Rh5+ 62. Kb6 Rb5+ 63. Ka6 Rb2 64. Ka7 Kg5 65. a6 Kg4 66. Ka8 Kg3 67. a7 Ra2 68. Rb1 c5 69. Kb7 Rb2+ 70. Rxb2 h1Q+ 71. Kb8 Qh8+ 72. Kc7 Qxb2 73. a8Q Qe5+ 74. Kb6 Qd6+ 75. Kb5 Kf4 76. Qh8 Qd4 77. Qf8+ 1/2-1/2

[Event "Sachsen-Anhalt Verbandsliga 18/19"]
[Site "Sachsen Anhalt"]
[Date "2018.10.21"]
[Round "1.4"]
[White "Naujeck, Siegfried"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "A26"]
[BlackElo "1991"]
[PlyCount "84"]
[EventDate "2018.10.21"]
[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 "Coethen Germania"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. Nc3 d6 6. 0-0 Nc6 7. Rb1 a5 8. a3 e5 9. b4 axb4 10. axb4 Be6 11. d3 h6 12. b5 Ne7 13. Qb3 Nd7 14. Nd2 Nc5 15. Qb4 f5 16. Nb3 Nxb3 17. Qxb3 c6 18. Ba3 Qd7 19. Rfd1 g5 20. bxc6 bxc6 21. Qb4 Rfd8 22. Rb3 Bf8 23. Ra1 d5 24. Bb2 Rxa1+ 25. Bxa1 dxc4 26. dxc4 Nd5 27. Nxd5 cxd5 28. Qc3 dxc4 29. Rb1 Bg7 30. h3 e4 31. Qb4 Bxa1 32. Rxa1 Qd4 33. Ra6 Kf7 34. e3 Qd5 35. Ra7+ Rd7 36. Ra5 Qd6 37. Qc3 Qb8 38. Kh2 Rd3 39. Qa1 Rd7 40. Ra8 Qc7 41. Qh8 Kg6 42. Rc8 Rh7 1/2-1/2

[Event "Forchheim op 17th"]
[Site "Forchheim"]
[Date "2018.09.23"]
[Round "4"]
[White "Schaefer, Sven"]
[Black "Miller, Eduard"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1991"]
[BlackElo "2355"]
[PlyCount "102"]
[EventDate "2018.09.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Re1 Bg4 9. Nbd2 Nb6 10. b4 Be7 11. h3 Bh5 12. a4 a6 13. Bb2 Kh8 14. b5 Na5 15. Rxe5 Naxc4 16. Nxc4 Nxc4 17. dxc4 Qxd1+ 18. Rxd1 Bxf3 19. gxf3 Bd6 20. Red5 b6 21. a5 Bc5 22. Ra1 h6 23. Bc1 Ra7 24. Bf4 Rfa8 25. axb6 cxb6 26. Rxa6 Rxa6 27. bxa6 Rxa6 28. Bd6 Ra5 29. Kg2 Kh7 30. f4 Bxd6 31. Rxd6 Rc5 32. Rd4 Kg6 33. f3 Kf5 34. Kg3 Ke6 35. Re4+ Kd6 36. Rd4+ Kc6 37. Kg4 g6 38. Kh4 Rf5 39. Kg4 Kc5 40. Kg3 Rf6 41. Kg4 Rd6 42. Rxd6 f5+ 43. Kg3 Kxd6 44. Kf2 Kc5 45. Ke3 Kxc4 46. Kd2 Kb3 47. Kd3 b5 48. Kd2 Kb2 49. Kd3 Kc1 50. Ke3 Kc2 51. Kd4 Kd2 0-1

[Event "Forchheim op 17th"]
[Site "Forchheim"]
[Date "2018.09.22"]
[Round "3"]
[White "Gheng, Simona"]
[Black "Schaefer, Sven"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2002"]
[BlackElo "1991"]
[PlyCount "92"]
[EventDate "2018.09.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. Nge2 e6 7. d3 Nge7 8. 0-0 0-0 9. a3 Rb8 10. Rb1 f5 11. f4 Bd7 12. b4 Nd4 13. Kh1 b6 14. Nxd4 Bxd4 15. Bb2 Bg7 16. Ne2 Bxb2 17. Rxb2 Nc6 18. d4 cxb4 19. axb4 fxe4 20. Bxe4 Qf6 21. b5 Na5 22. Rc2 Rbc8 23. Bd3 Rc7 24. Qa1 Rfc8 25. Qa2 Kg7 26. Rfc1 Qe7 27. Qa3 Kf7 28. Ng1 d5 29. c5 Nc4 30. Bxc4 dxc4 31. Nf3 Bxb5 32. Ne5+ Kg8 33. Nxc4 Qd7 34. Qe3 Qd5+ 35. Kg1 bxc5 36. dxc5 Qxc5 37. Qxc5 Rxc5 38. Na3 Rxc2 39. Rxc2 Rxc2 40. Nxc2 Kf7 41. Kf2 Kf6 42. Ke3 e5 43. Nb4 exf4+ 44. Kxf4 g5+ 45. Ke4 a6 46. h4 g4 0-1

[Event "Forchheim op 17th"]
[Site "Forchheim"]
[Date "2018.09.22"]
[Round "2"]
[White "Schaefer, Sven"]
[Black "Smyk, Jozef"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1991"]
[BlackElo "1929"]
[PlyCount "22"]
[EventDate "2018.09.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e3 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 Bg4 7. 0-0 h6 8. Re1 Bb6 9. Nbd2 Ne7 10. Ne4 Be6 11. Ba4+ c6 1-0

[Event "Forchheim op 17th"]
[Site "Forchheim"]
[Date "2018.09.21"]
[Round "1"]
[White "Muskat, Gunter"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2048"]
[BlackElo "1991"]
[PlyCount "43"]
[EventDate "2018.09.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 Ne8 8. g4 f5 9. gxf5 gxf5 10. exf5 Bxf5 11. Qd2 c5 12. Nf3 Na6 13. Rg1 Kh8 14. Bg5 Bf6 15. Nh4 Rg8 16. Bxf6+ Qxf6 17. Rxg8+ Kxg8 18. Nxf5 Qxf5 19. 0-0-0 Nf6 20. Bd3 e4 21. Rg1+ Kh8 22. Rg5 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "11.6"]
[White "Klawa, Patrick"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2163"]
[BlackElo "2001"]
[PlyCount "12"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Coswig TuS"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.04.14"]
[Round "10.6"]
[White "Schaefer, Sven"]
[Black "Jahnel, Guenther"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2001"]
[BlackElo "2222"]
[PlyCount "99"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Hoyerswerda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 Bg4 8. e5 dxe5 9. dxe5 Nd5 10. h3 Bxf3 11. Qxf3 Ndb4 12. Be4 f5 13. Bd5+ Nxd5 14. Nxd5 Nd4 15. Qd3 Qxd5 16. c3 Rfd8 17. cxd4 Qxd4+ 18. Qxd4 Rxd4 19. Be3 Re4 20. Kf2 g5 21. g3 Kf7 22. Rac1 Rc8 23. Rfd1 Ke8 24. Rd2 c5 25. Rd5 b6 26. Rcd1 Rc6 27. Rd8+ Kf7 28. R8d7 a5 29. R1d6 Rxd6 30. exd6 gxf4 31. Bxf4 Bd4+ 32. Kf3 Ke8 33. Rb7 exd6 34. g4 Be5 35. Bg5 Re1 36. gxf5 Rg1 37. h4 Rf1+ 38. Ke4 Bxb2 39. Rxb6 Bc1 40. Bxc1 Rxc1 41. Rxd6 c4 42. Rh6 Ra1 43. Rxh7 Rxa2 44. Rc7 Rh2 45. Rxc4 Rxh4+ 46. Kd3 Rxc4 47. Kxc4 Kf7 48. Kb5 Kf6 49. Ka4 Kxf5 50. Kxa5 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "9.7"]
[White "Roemling, Sven"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E99"]
[WhiteElo "2154"]
[BlackElo "2001"]
[PlyCount "76"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Leipzig SG II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 Nf6 12. f3 f4 13. c5 g5 14. Rc1 Ng6 15. Nf2 Rf7 16. cxd6 cxd6 17. a4 h5 18. h3 Bf8 19. Nb5 Rg7 20. Rc3 Nh4 21. Be1 Ne8 22. Kh2 Bd7 23. Rg1 Qf6 24. Nc7 Nxc7 25. Rxc7 Rb8 26. Qb3 Qd8 27. Rc3 Rc8 28. a5 Rxc3 29. Bxc3 g4 30. fxg4 hxg4 31. Nxg4 Bxg4 32. Bxg4 Rxg4 33. hxg4 Nf3+ 34. gxf3 Qh4+ 35. Kg2 Qg3+ 36. Kf1 Qxf3+ 37. Ke1 Qe3+ 38. Kf1 Qf3+ 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "8.7"]
[White "Schaefer, Sven"]
[Black "Butscher, Daniel"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2001"]
[BlackElo "2144"]
[PlyCount "74"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Dresden Gruen Weiss"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nf6 5. Nc3 Be7 6. Bg5 0-0 7. 0-0-0 Nc6 8. Qd2 Be6 9. Nd4 Nxd4 10. Qxd4 c6 11. f4 Qa5 12. Kb1 b5 13. f5 b4 14. fxe6 Qxg5 15. exf7+ Kh8 16. Qxb4 Rab8 17. Qd4 Ng4 18. Qd2 Qc5 19. e5 Nxe5 20. Ne4 Qa3 21. c3 d5 22. Ng3 Rxf7 23. Ka1 Qc5 24. Be2 Bf6 25. Nh5 Rfb7 26. Rb1 Be7 27. Rhf1 g6 28. Qd4 Qd6 29. Nf4 Bf6 30. Nd3 Bg7 31. Qc5 Qc7 32. Nxe5 Qxe5 33. Ba6 Rb6 34. Rbe1 Qg5 35. Qe7 Qxe7 36. Rxe7 Rxa6 37. Rff7 Rg8 0-1

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "7.7"]
[White "Will, Matthias"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2025"]
[BlackElo "2001"]
[PlyCount "153"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Naumburg"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. g3 d5 6. Bg2 c6 7. 0-0 a5 8. b5 dxc4 9. bxc6 Nxc6 10. Na3 Nb4 11. Nxc4 Be6 12. d3 Rc8 13. a3 Nc6 14. Qb3 Qc7 15. Ng5 Bxc4 16. Qxc4 h6 17. Nf3 b5 18. Qxb5 Rb8 19. Be5 Rxb5 20. Bxc7 Rc8 21. Bf4 Nh5 22. Rac1 Nxf4 23. gxf4 Rbb8 24. Rc4 Na7 25. Rfc1 Rxc4 26. Rxc4 Rb1+ 27. Bf1 Nb5 28. Nd2 Rb2 29. Rc8+ Kh7 30. Nc4 Ra2 31. Nxa5 Rxa3 32. Nc6 e6 33. Ne5 Ra7 34. e3 Nd6 35. Rc6 Nf5 36. Nf3 Rb7 37. Bh3 Ne7 38. Rc1 Nd5 39. d4 Ra7 40. Ne5 Bf6 41. Rc2 Kg7 42. Bf1 Bh4 43. Kg2 Bf6 44. Be2 Ne7 45. Bd3 Nd5 46. Be4 Ne7 47. Ng4 Bxd4 48. exd4 f5 49. f3 fxg4 50. fxg4 Ra4 51. Rd2 Kf6 52. Kf3 g5 53. fxg5+ hxg5 54. Ke3 Ra3+ 55. Kf2 Rb3 56. Kg2 Ra3 57. Rf2+ Kg7 58. Rf3 Ra4 59. Rd3 Kf6 60. Bf3 Ng6 61. Kg3 Rb4 62. h3 Ra4 63. Bc6 Rb4 64. d5 exd5 65. Bxd5 Nf4 66. Rf3 Ke5 67. Ba8 Rb2 68. Re3+ Kd4 69. Re4+ Kd3 70. Rxf4 gxf4+ 71. Kxf4 Kd4 72. h4 Rb8 73. Bc6 Rf8+ 74. Kg5 Ke5 75. h5 Rg8+ 76. Kh4 Rxg4+ 77. Kxg4 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.02.03"]
[Round "6.7"]
[White "Schaefer, Sven"]
[Black "Hentzgen, Thomas"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2001"]
[BlackElo "2037"]
[PlyCount "48"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Halle USV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. g3 Nf6 4. Qe2 d5 5. exd5 Nxd5 6. Bg2 Nc6 7. 0-0 Be7 8. Nc3 0-0 9. Rd1 Nf6 10. d3 Qb6 11. Ne4 Nd4 12. Nxd4 cxd4 13. c4 dxc3 14. Nxc3 Bd7 15. Be3 Qa6 16. Rac1 Bc6 17. Bxc6 Qxc6 18. Ne4 Qd7 19. Bc5 Rfc8 20. Bxe7 Qxe7 21. Rc4 b5 22. Nxf6+ Qxf6 23. Rf4 Qg6 24. h4 Rc5 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2018.01.21"]
[Round "5.7"]
[White "Schultz, Andreas"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2215"]
[BlackElo "2001"]
[PlyCount "39"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Leipzig SG"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. 0-0 Nh5 8. Be3 Nf4 9. Qd2 Nxe2+ 10. Qxe2 Nc6 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. f3 f5 14. Qd2 Be6 15. b3 fxe4 16. fxe4 Qh4 17. g3 Bxg3 18. hxg3 Qxg3+ 19. Kh1 Qh3+ 20. Kg1 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.7"]
[White "Lutz, Ruben"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2007"]
[BlackElo "2001"]
[PlyCount "22"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dresden USV TU II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. Be2 c5 7. c3 Nc6 8. 0-0 b6 9. Ne5 Bb7 10. f4 Nd7 11. Bh4 Ndxe5 1/2-1/2

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "3.6"]
[White "Rosko, Lubos"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2316"]
[BlackElo "2001"]
[PlyCount "73"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Aue Nickelhuette II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 Be6 10. Nxe6 fxe6 11. 0-0-0 Ne5 12. Be2 Qc8 13. h4 Nfd7 14. f4 Nc4 15. Bxc4 Qxc4 16. e5 d5 17. Kb1 b5 18. Ne2 Rfc8 19. Nd4 Nf8 20. h5 Qc7 21. hxg6 hxg6 22. Nxb5 Qb7 23. Nd4 Rab8 24. b3 Qc7 25. g5 a5 26. a4 Rb4 27. Nb5 Qb8 28. Qd3 Rcc4 29. Ka2 Rxf4 30. Bxf4 Rxf4 31. Rde1 Rf5 32. Nd4 Rxg5 33. Nf3 Rf5 34. Nh4 Rxe5 35. Nxg6 Rxe1 36. Rxe1 Qg3 37. Qxg3 1-0

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2017.11.11"]
[Round "2.6"]
[White "Schaefer, Sven"]
[Black "Hoerr, Matthias"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "2001"]
[BlackElo "2196"]
[PlyCount "66"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Plauen Koenig"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8. Bd3 e5 9. 0-0 0-0 10. Bg5 h6 11. Bd2 Bc5 12. Na4 Bd4 13. c5 d5 14. cxd6 Qxd6 15. Bc3 Rd8 16. Bxd4 Qxd4 17. Bc2 Ba6 18. Re1 Qb4 19. Qc1 Rd2 20. h3 Rad8 21. Bb3 Qd4 22. Qc5 Bb5 23. Qxd4 R8xd4 24. Nc5 Rxb2 25. Rad1 Rdd2 26. Rxd2 Rxd2 27. Rc1 Kf8 28. Rc3 Ke7 29. Rc1 a5 30. a4 Bd3 31. f3 Nh5 32. Rc3 Nf4 33. Nxd3 Ne2+ 0-1

[Event "Oberliga Ost-A 1718"]
[Site "Germany"]
[Date "2017.10.22"]
[Round "1.7"]
[White "Schaefer, Sven"]
[Black "Otikova, Elina"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2001"]
[BlackElo "2054"]
[PlyCount "65"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Loeberitz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. Bb3 Ba7 8. Re1 0-0 9. h3 Ne7 10. Nbd2 Ng6 11. Nf1 Re8 12. Ng3 Be6 13. Ng5 Bxb3 14. Qxb3 Qd7 15. Be3 d5 16. Bxa7 Rxa7 17. exd5 Nxd5 18. d4 Nh4 19. Rxe5 Rxe5 20. dxe5 c6 21. Qc2 Ng6 22. Re1 Qe7 23. Nf3 Ra8 24. Nf5 Qd7 25. Rd1 Qc7 26. Qe4 Re8 27. Qg4 Ndf4 28. Rd7 Qb6 29. Nd6 Rf8 30. Rxb7 Qc5 31. Qf5 f6 32. Qd7 Nh5 33. Qe6+ 1-0

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.21"]
[Round "9"]
[White "Schaefer, Sven"]
[Black "Simecek, Bohumil"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1996"]
[BlackElo "2105"]
[PlyCount "69"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 b6 6. Ne2 Ba6 7. Bxa6 Nxa6 8. 0-0 c5 9. c3 Nc7 10. f4 g6 11. Nf3 h5 12. Be3 c4 13. b3 b5 14. Nd2 Nb6 15. b4 Na4 16. Qc2 Qd7 17. Ng3 0-0-0 18. Nh1 Ne8 19. Nf2 Ng7 20. Nf3 Nf5 21. Bd2 Be7 22. Nh3 Kb7 23. Rae1 Kc6 24. Nfg5 Bf8 25. Nf2 Bg7 26. Nd1 Ra8 27. Nb2 Nxb2 28. Qxb2 Bh6 29. Nf3 a5 30. Rb1 Kb6 31. a4 axb4 32. Qxb4 Ra5 33. axb5 Rxb5 34. Qc5+ Ka6 35. Rxb5 1-0

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.20"]
[Round "8"]
[White "Chudinovskikh, Alexander M"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2238"]
[BlackElo "1996"]
[PlyCount "64"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Nc3 g6 9. h3 Bg7 10. Be3 0-0 11. 0-0 Nxd4 12. Bxd4 Qc6 13. Qd3 Rfe8 14. Rac1 a6 15. b3 Nd7 16. Bxg7 Kxg7 17. Nd5 Kg8 18. f4 e6 19. Nc3 Nc5 20. Qe3 Rad8 21. e5 a5 22. Rcd1 Re7 23. f5 exf5 24. Nd5 Re6 25. Rxf5 Kg7 26. Rdf1 Rf8 27. Nf6 Nd7 28. Qg5 Rxe5 29. Nh5+ Kh8 30. Qh6 Rg8 31. Rxf7 Qc5+ 32. Kh2 Nf8 1-0

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.20"]
[Round "7"]
[White "Schaefer, Sven"]
[Black "Chavannes, Ivar"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1996"]
[BlackElo "2139"]
[PlyCount "64"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Kh1 b5 10. a4 b4 11. Nd5 Nc6 12. Be3 Nxd5 13. Qxd5 Bb7 14. a5 Qc8 15. Qd2 Qe6 16. h3 Qg6 17. Bf3 Rac8 18. Bg4 Qxe4 19. Bxc8 Rxc8 20. Qd3 Qh4 21. Bb6 Nd8 22. c3 Ne6 23. f3 e4 24. Qe3 Bg5 25. Qe1 exf3 26. Rxf3 Bxf3 27. Qxh4 Bxg2+ 28. Kxg2 Bxh4 29. cxb4 Rc2+ 30. Kf1 Rxb2 31. Ra3 Nf4 32. b5 Rb1+ 0-1

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.18"]
[Round "4"]
[White "Schaefer, Sven"]
[Black "Lakovic, Igor"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1996"]
[BlackElo "2023"]
[PlyCount "20"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 a6 4. Bd3 c5 5. dxc5 Bxc5 6. Ngf3 Nc6 7. a3 Nf6 8. 0-0 dxe4 9. Nxe4 Nxe4 10. Bxe4 Qxd1 1/2-1/2

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.18"]
[Round "5"]
[White "Stein, Robert"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2203"]
[BlackElo "1996"]
[PlyCount "81"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 a6 8. Qd3 Nd7 9. Be3 e5 10. Qd2 Nb6 11. b3 Bg4 12. d5 Ne7 13. Bh6 Bxh6 14. Qxh6 Nf5 15. Qd2 Bxf3 16. Bxf3 a5 17. e3 Kg7 18. Be2 Nd7 19. Rab1 Ne7 20. a3 Ng8 21. b4 axb4 22. axb4 Ngf6 23. Rbc1 Qb8 24. Qb2 Nb6 25. Qb3 c6 26. dxc6 bxc6 27. Bf3 d5 28. cxd5 cxd5 29. Rfd1 e4 30. Be2 Rd8 31. Nb5 Qe5 32. Nd4 Rdc8 33. Rc5 Nfd7 34. Ra5 Rab8 35. Bb5 Qd6 36. Ba6 Rf8 37. Rc1 Nc4 38. Bxc4 Rxb4 39. Qc3 Rxc4 40. Nf5+ Kg8 41. Qg7# 1-0

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.17"]
[Round "3"]
[White "Arndt, Stefan"]
[Black "Schaefer, Sven"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2226"]
[BlackElo "1996"]
[PlyCount "56"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Nb3 Be6 9. Bg5 Nc6 10. f4 Na5 11. f5 Bc4 12. fxg6 hxg6 13. Nxa5 Bxe2 14. Qxe2 Qxa5 15. Bxf6 Bxf6 16. Nd5 Bd4+ 17. Kh1 e6 18. Rad1 Bxb2 19. Ne3 Be5 20. Qg4 Kg7 21. Rf3 Qc7 22. Rdf1 Qe7 23. h4 Bd4 24. h5 Bxe3 25. Rxe3 Rh8 26. Rh3 Rh6 27. hxg6 Rxh3+ 28. gxh3 fxg6 1/2-1/2

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.16"]
[Round "2"]
[White "Schaefer, Sven"]
[Black "Vetrovsky, Michal"]
[Result "1/2-1/2"]
[ECO "C22"]
[WhiteElo "1996"]
[BlackElo "2100"]
[PlyCount "52"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 Nge7 6. Bc4 Ng6 7. Nf3 Be7 8. Bd2 Bf6 9. 0-0-0 Be6 10. Bxe6 fxe6 11. Ne2 Qe7 12. Bc3 Bxc3 13. Nxc3 a6 14. h4 0-0-0 15. h5 Nge5 16. Nxe5 dxe5 17. Rxd8+ Rxd8 18. g3 h6 19. Kb1 Qf7 20. f4 b6 21. a3 Kb7 22. fxe5 Nxe5 23. Qf4 Qf6 24. Rf1 Rf8 25. Ne2 Ng4 26. Qxf6 Rxf6 1/2-1/2

[Event "Prague Holiday M11"]
[Site "Prague"]
[Date "2017.07.16"]
[Round "1"]
[White "Tripolsky, Eugene"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2304"]
[BlackElo "1996"]
[PlyCount "105"]
[EventDate "2017.07.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Rhe1 0-0 11. Kb1 Qc7 12. Qd2 Rfd8 13. Nd4 a6 14. f3 b5 15. g4 b4 16. Nce2 a5 17. Ng3 Bb7 18. Be3 d5 19. e5 Nd7 20. f4 Nc5 21. f5 Ne4 22. Nxe4 dxe4 23. fxe6 Qxe5 24. exf7+ Kxf7 25. Qe2 Kg8 26. Nf5 Bf6 27. Bd4 Qe6 28. Bxf6 Qxf6 29. Qc4+ Kh8 30. Qc7 Bd5 31. Ne7 Qe6 32. Rxd5 Rxd5 33. Nxd5 Qxd5 34. Qe7 Rd8 35. b3 h6 36. Qxe4 Qd2 37. h4 Rc8 38. g5 Qd6 39. gxh6 Qxh6 40. Qe6 Qxe6 41. Rxe6 Rc5 42. Kb2 Kh7 43. Re4 Kg6 44. Rg4+ Kf6 45. Rc4 Re5 46. a3 bxa3+ 47. Kxa3 Kf5 48. Ka4 g6 49. c3 Ke6 50. Rc6+ Kf5 51. c4 Re4 52. Rc5+ Kg4 53. Rg5+ 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2016.04.10"]
[Round "11.2"]
[White "Moehn, Hans"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2372"]
[BlackElo "1999"]
[PlyCount "73"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dresden TU II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 d6 3. Bg2 g6 4. 0-0 Bg7 5. c4 0-0 6. Nc3 Nc6 7. d4 a6 8. Bf4 Nh5 9. Be3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Qd2 Rb8 13. Rfd1 Be6 14. Nd5 f5 15. Rac1 Kh8 16. b3 Bg7 17. Qb4 b6 18. Qd2 Qd7 19. Nb4 a5 20. Nc6 Rbc8 21. c5 bxc5 22. Bxc5 f4 23. Bd4 fxg3 24. hxg3 Bh3 25. Bf3 Bg4 26. Bxg7+ Nxg7 27. Ne5 dxe5 28. Qxd7 Bxd7 29. Rxd7 Ne6 30. Bg4 Nd4 31. e3 Nf5 32. Rcxc7 Rxc7 33. Rxc7 a4 34. bxa4 h5 35. Be2 Rd8 36. a5 Rd2 37. a6 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2016.04.09"]
[Round "10.2"]
[White "Schaefer, Sven"]
[Black "Orsag, Milan"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "1999"]
[BlackElo "2368"]
[PlyCount "91"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Hoyerswerda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. 0-0 0-0 8. Be3 a6 9. f4 Nc6 10. Qe1 Nxd4 11. Bxd4 b5 12. a3 Bb7 13. Qg3 g6 14. Bf3 a5 15. b4 Rc8 16. Rad1 axb4 17. axb4 Rc4 18. Kh1 Qc8 19. Bxf6 Bxf6 20. Nxb5 Be7 21. Nxd6 Bxd6 22. Rxd6 Rxb4 23. e5 Qc4 24. Qe1 Bxf3 25. Rxf3 Qxc2 26. Rf1 Rb2 27. Qg3 Rfb8 28. Rdd1 h6 29. Rc1 Rb1 30. Rxb1 Rxb1 31. Qf3 Qe4 32. Qf2 Rb4 33. Kg1 Rc4 34. Qf3 Kg7 35. Qxe4 Rxe4 36. g3 g5 37. Kg2 gxf4 38. gxf4 Kg6 39. Kg3 Kf5 40. h3 Ra4 41. Rf2 h5 42. Rf1 h4+ 43. Kxh4 Rxf4+ 44. Rxf4+ Kxf4 45. Kh5 Kxe5 46. Kg5 0-1

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2016.03.13"]
[Round "9.2"]
[White "Hentze, Markus"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2137"]
[BlackElo "1999"]
[PlyCount "45"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Leipzig SG II"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. g4 Nc6 9. Nb3 d5 10. exd5 Nb4 11. Bf3 Nxg4 12. Bc5 a5 13. a3 Na6 14. Bd4 Nf6 15. Qe2 Bf5 16. 0-0-0 Nc7 17. Be5 Nd7 18. Bxg7 Kxg7 19. Nd4 Nf6 20. Nxf5+ gxf5 21. Qe5 Qd7 22. d6 Ne6 23. dxe7 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2016.02.21"]
[Round "8.2"]
[White "Schaefer, Sven"]
[Black "Roesemann, Rainer"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "1999"]
[BlackElo "2295"]
[PlyCount "74"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Bannewitz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Kb1 0-0 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 Qd5 17. Be3 Rfd8 18. Ne5 c5 19. f3 cxd4 20. Bxd4 Qa5 21. Rhe1 Qc7 22. f4 Bc5 23. Bxc5 Qxc5 24. g4 Nd5 25. Qe4 Qb6 26. Rd3 Nf6 27. Qe2 Rxd3 28. Nxd3 Qb5 29. a4 Qa5 30. Qf3 Rd8 31. Re5 Qxa4 32. Qxb7 Nxg4 33. Rc5 Ne3 34. Rc7 Nxc2 35. Rxc2 Rxd3 36. Rc8+ Kh7 37. Qxf7 Rd1+ 0-1

[Event "GER CupT prel8"]
[Site "Weida"]
[Date "2016.01.24"]
[Round "2.1"]
[White "Schaefer, Sven"]
[Black "Vogel, Roven"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1953"]
[BlackElo "2405"]
[PlyCount "76"]
[EventDate "2016.01.23"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Dresden USV TU"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 Nc6 8. Be3 Ne5 9. f3 Be7 10. Rc1 0-0 11. Qd2 d6 12. Be2 b6 13. 0-0 Bb7 14. Rfd1 Rad8 15. Bf1 Rfe8 16. Qf2 Qb8 17. b4 Ba8 18. Nb3 d5 19. exd5 exd5 20. Nxd5 Nxd5 21. cxd5 Bxd5 22. Nd4 b5 23. Nf5 Bf6 24. Bc5 Qa8 25. Be2 Bc4 26. Rxd8 Rxd8 27. Nd6 Nd3 28. Bxd3 Bxd3 29. Qe3 Bg6 30. Re1 h6 31. Qb3 Qc6 32. Ne4 Be5 33. Nf2 Bb8 34. Rd1 Re8 35. Ng4 Qc7 36. Bd6 Ba7+ 37. Kf1 Bc2 38. Bxc7 Bxb3 0-1

[Event "GER CupT prel8"]
[Site "Weida"]
[Date "2016.01.23"]
[Round "1.3"]
[White "Schaefer, Sven"]
[Black "Heine, Mario"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1953"]
[BlackElo "1774"]
[PlyCount "75"]
[EventDate "2016.01.23"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Weida"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 c6 5. Nf3 e6 6. Bd3 Qc7 7. 0-0 e5 8. Kh1 Be7 9. a4 a5 10. Bd2 b6 11. Qe2 Bb7 12. Rae1 h6 13. fxe5 dxe5 14. Bc4 Bd6 15. d5 Nc5 16. Be3 0-0 17. Nh4 Ncd7 18. Nf5 cxd5 19. exd5 Bc5 20. Nb5 Qd8 21. Rd1 Bxe3 22. Qxe3 Nh5 23. Nbd6 Ba6 24. Bxa6 Rxa6 25. Qe2 b5 26. axb5 Nf4 27. Qg4 g6 28. bxa6 Nf6 29. Nxh6+ Kh7 30. Qh4 Kg7 31. Ndf5+ gxf5 32. Qg5+ Kh8 33. Nxf5 Rg8 34. Qh4+ Nh7 35. Qxd8 Rxd8 36. d6 Nf6 37. d7 N4d5 38. g3 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2016.01.17"]
[Round "7.2"]
[White "Heyder, Florian"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2230"]
[BlackElo "1999"]
[PlyCount "57"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Sangerhausen"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nc3 c5 3. d5 d6 4. e4 g6 5. Nf3 Bg7 6. Bb5+ Bd7 7. a4 0-0 8. 0-0 Bg4 9. h3 Bxf3 10. Qxf3 Nfd7 11. g4 a6 12. Be2 a5 13. Nb5 Nb6 14. Qg3 Na6 15. c3 Nc7 16. Be3 Nxb5 17. Bxb5 Nd7 18. Kh1 Rc8 19. Rad1 Qc7 20. f4 Rcd8 21. Rd2 Rc8 22. g5 Rcd8 23. h4 h5 24. gxh6 Bxh6 25. Rh2 Kh7 26. h5 Nf6 27. hxg6+ fxg6 28. f5 g5 29. Qxg5 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2015.12.13"]
[Round "5.2"]
[White "Puls, Thomas"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2179"]
[BlackElo "1999"]
[PlyCount "81"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Halle Volksbank"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. b3 d6 3. Bb2 Nc6 4. Nc3 Nf6 5. Bb5 Bd7 6. f4 e6 7. Nf3 a6 8. Bxc6 Bxc6 9. Qe2 Be7 10. 0-0 0-0 11. e5 Nd5 12. Nxd5 Bxd5 13. Rad1 Bxf3 14. Rxf3 d5 15. Rdf1 Qd7 16. Rh3 g6 17. Re3 d4 18. Re4 Rad8 19. d3 Rde8 20. Re1 Rd8 21. Bc1 b5 22. Rf1 Rc8 23. g4 f6 24. exf6 Bxf6 25. Rxe6 Rc6 26. Re1 Kf7 27. Re4 Rd6 28. Rf1 Rd5 29. h3 Rc8 30. f5 gxf5 31. Ref4 Rg8 32. Kh1 Re8 33. Qf3 Ree5 34. gxf5 Kg7 35. Qh5 Kh8 36. Qh6 Qf7 37. R1f2 Rd8 38. Rg2 Rde8 39. Bd2 Re2 40. Rff2 Rxd2 41. Qxd2 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2015.11.15"]
[Round "4.2"]
[White "Siedentopf, Daniel"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2283"]
[BlackElo "1999"]
[PlyCount "55"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dresden Gruen Weiss"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. h3 e5 7. d5 Nh5 8. g3 f5 9. exf5 gxf5 10. Nh4 Nf6 11. Qc2 Na6 12. a3 e4 13. Be3 Nd7 14. Ng2 Ne5 15. 0-0-0 Nc5 16. Nf4 Qe7 17. Be2 a5 18. Kb1 Na6 19. Nh5 Bh8 20. g4 fxg4 21. hxg4 Nc5 22. Bxc5 dxc5 23. Nxe4 Nf3 24. Bxf3 Rxf3 25. Rde1 Qf7 26. Ng5 Rxf2 27. Nxf7 Rxc2 28. Nh6+ 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2015.10.11"]
[Round "3.2"]
[White "Kuraszkiewicz, Michael"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2323"]
[BlackElo "1999"]
[PlyCount "68"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Plauen Koenig"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 c6 7. Nf3 e5 8. d5 a5 9. Be2 Na6 10. 0-0 Bd7 11. Re1 Nc5 12. Nd2 Qb8 13. a4 Kh8 14. Bf1 h6 15. Be3 Nh5 16. Nb3 Nxb3 17. Qxb3 f5 18. Bb6 f4 19. Be2 f3 20. Bxf3 Rxf3 21. gxf3 Nf4 22. Ne2 Nxh3+ 23. Kg2 Bf6 24. Rh1 Qc8 25. f4 Ra6 26. Be3 Kg7 27. Bd2 exf4 28. Rxh3 Rb6 29. Qd3 Bxh3+ 30. Qxh3 f3+ 31. Qxf3 Rxb2 32. Bxh6+ Kxh6 33. Qxf6 Qg4+ 34. Ng3 Rb1 1-0

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2015.10.10"]
[Round "2.2"]
[White "Schaefer, Sven"]
[Black "Rosko, Lubos"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1999"]
[BlackElo "2356"]
[PlyCount "58"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Aue Nickelhuette II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Bxc6 Qxc6 5. Qe2 e6 6. Nc3 Nf6 7. 0-0 d6 8. d4 cxd4 9. Nxd4 Qc7 10. Ncb5 Qb8 11. c4 Be7 12. Bg5 a6 13. Nc3 Qc7 14. Rac1 0-0 15. Rfd1 b6 16. Be3 Bb7 17. f3 Rac8 18. Qf2 Qb8 19. b3 Ba8 20. Nde2 b5 21. cxb5 axb5 22. a4 b4 23. Nb5 d5 24. Ba7 Qb7 25. e5 Nd7 26. Bd4 f6 27. exf6 Bxf6 28. Bxf6 Nxf6 29. Qe3 Qe7 1/2-1/2

[Event "Oberliga Ost-A 1516"]
[Site "Germany"]
[Date "2015.09.20"]
[Round "1.2"]
[White "Schaefer, Sven"]
[Black "Niering, Martin"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1999"]
[BlackElo "2178"]
[PlyCount "113"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Dessau"]
[BlackTeam "Magdeburg Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 Nbd7 6. Qd2 b5 7. g4 Nb6 8. h4 h5 9. g5 Nfd7 10. d5 cxd5 11. Nxd5 Bg7 12. Nxb6 axb6 13. Bd4 Bxd4 14. Qxd4 0-0 15. Bxb5 Qc7 16. Qc4 Nc5 17. a4 d5 18. exd5 Qg3+ 19. Kd2 e6 20. Qe2 Qd6 21. Bc6 Bb7 22. Qh2 e5 23. Bxb7 Nxb7 24. Qe2 Qxd5+ 25. Kc1 Nc5 26. Nh3 Nxa4 27. Qe4 Nc3 28. Qxd5 Nxd5 29. Rxa8 Rxa8 30. Kb1 Ra4 31. Nf2 f6 32. Rd1 Rd4 33. Rg1 f5 34. Re1 Rxh4 35. Rxe5 Nf4 36. Rb5 Rh2 37. Nd3 Nxd3 38. cxd3 Rf2 39. Rxb6 Kf7 40. Rb7+ Ke6 41. Rb6+ Ke5 42. Rxg6 Kf4 43. Rg8 Kxf3 44. g6 Rg2 45. g7 f4 46. d4 h4 47. d5 h3 48. Rh8 Rxg7 49. Rxh3+ Kg2 50. Rh6 Rf7 51. Kc2 f3 52. Rg6+ Kh2 53. Rh6+ Kg3 54. Rg6+ Kf4 55. Kd2 Ke4 56. Ke1 Kxd5 57. Rg4 1/2-1/2

[Event "GER CupT V2"]
[Site "Brandenburg"]
[Date "2015.01.10"]
[Round "1.3"]
[White "Neumeier, Lars"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2341"]
[BlackElo "1982"]
[PlyCount "41"]
[EventDate "2015.01.10"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Pankow Rotation"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. d5 a5 8. Bg5 Na6 9. Nd2 Bd7 10. 0-0 c6 11. Kh1 h6 12. Be3 Nc5 13. Rc1 Kh7 14. Qc2 Rc8 15. f4 cxd5 16. fxe5 Nfxe4 17. Ndxe4 Nxe4 18. Nxd5 Bf5 19. Bd3 Qh4 20. Rf4 Ng3+ 21. Kg1 1-0

[Event "Forchheim op-A 13th"]
[Site "Forchheim"]
[Date "2014.10.04"]
[Round "3"]
[White "Schaefer, Sven"]
[Black "Meulner, Klaus"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1966"]
[BlackElo "2114"]
[PlyCount "37"]
[EventDate "2014.10.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Qa5 5. Bd2 cxd4 6. Nb5 Qb6 7. a4 Nc6 8. a5 Qd8 9. Ra4 Nf6 10. Bd3 0-0 11. Nbxd4 d6 12. Nxc6 bxc6 13. 0-0 Nd7 14. b4 Qc7 15. c4 Rb8 16. Qc2 Rd8 17. Rb1 Bb7 18. Be3 Ba8 19. Ra3 1/2-1/2

[Event "Forchheim op-A 13th"]
[Site "Forchheim"]
[Date "2014.10.04"]
[Round "4"]
[White "Schaefer, Sven"]
[Black "Monninger, Moritz Franz"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1966"]
[BlackElo "2152"]
[PlyCount "80"]
[EventDate "2014.10.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Bd2 Nbd7 8. Qe2 Qc7 9. Bb3 e6 10. h3 Bd6 11. g4 Bg6 12. 0-0-0 0-0-0 13. Rhe1 Nd5 14. Ne5 Nxe5 15. dxe5 Be7 16. Nxd5 cxd5 17. f4 h5 18. Be3 Bc5 19. Qf2 Bxe3+ 20. Qxe3 hxg4 21. hxg4 Rh2 22. c3 Kb8 23. Rd2 Rh4 24. Rg1 Be4 25. Bc2 Bxc2 26. Kxc2 Rdh8 27. f5 Rh3 28. Qd4 Qe7 29. Rf2 Rc8 30. Kb1 Rc4 31. Qd2 Rh4 32. g5 exf5 33. Qxd5 g6 34. Rd2 Rc5 35. Qd6+ Qxd6 36. exd6 Kc8 37. Re1 Re4 38. Rh1 Kd7 39. Rh7 Rc8 40. Rxf7+ Ke6 1-0

[Event "Forchheim op-A 13th"]
[Site "Forchheim"]
[Date "2014.10.03"]
[Round "2"]
[White "Lenhardt, Manfred"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2112"]
[BlackElo "1966"]
[PlyCount "109"]
[EventDate "2014.10.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 g6 4. Bxf6 exf6 5. e3 c6 6. Bd3 Bd6 7. Qf3 f5 8. Nge2 Nd7 9. g4 fxg4 10. Qxg4 Nc5 11. Qg2 Nxd3+ 12. cxd3 Be6 13. e4 Qd7 14. 0-0-0 0-0-0 15. Kb1 Bc7 16. Rc1 Kb8 17. Rc2 Bh3 18. Qg1 h5 19. f3 Be6 20. Qf2 g5 21. Rhc1 Rc8 22. f4 gxf4 23. Nxf4 Qd6 24. e5 Qe7 25. Na4 Bb6 26. Nc5 Rcf8 27. Rg1 Bxc5 28. dxc5 h4 29. Re2 Rhg8 30. Ree1 Bf5 31. Kc2 h3 32. Nh5 Rxg1 33. Qxg1 Qh4 34. Nf6 Qa4+ 35. Kd2 Qb4+ 36. Kc1 Bxd3 37. Nd7+ Kc7 38. Nxf8 d4 39. Ne6+ fxe6 40. Qg7+ Kc8 41. Qf8+ Kc7 42. Qe7+ Kc8 43. Qxe6+ Kd8 44. Kd1 Qxc5 45. Qd6+ Qxd6 46. exd6 Kd7 47. Re7+ Kxd6 48. Rxb7 a6 49. Ra7 Kd5 50. Kd2 Bf1 51. b4 Bb5 52. Rh7 Bf1 53. Rf7 Bg2 54. a3 c5 55. Rf5+ 1-0

[Event "Forchheim op-A 13th"]
[Site "Forchheim"]
[Date "2014.10.03"]
[Round "1"]
[White "Schaefer, Sven"]
[Black "Kroneder, Christian"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1966"]
[BlackElo "2048"]
[PlyCount "155"]
[EventDate "2014.10.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Kh1 b5 10. a4 b4 11. Nd5 Bb7 12. Nxe7+ Qxe7 13. f3 Nc6 14. Be3 Nd7 15. Bc4 Rac8 16. Qe2 Nc5 17. Nxc5 dxc5 18. Bxa6 Bxa6 19. Qxa6 Nd4 20. Qc4 Qb7 21. c3 Nc2 22. Bxc5 Nxa1 23. Rxa1 bxc3 24. b4 Rfd8 25. Qxc3 Qc7 26. Qe3 Rd7 27. h3 Rcd8 28. Bb6 Rd1+ 29. Kh2 Qc4 30. Rxd1 Rxd1 31. Qc5 Qe6 32. a5 h5 33. a6 h4 34. a7 Ra1 35. Ba5 Qa6 36. Qf2 g5 37. g3 hxg3+ 38. Kxg3 Kh7 39. a8Q Qxa8 40. Qb2 Rg1+ 41. Kh2 Qa7 42. b5 Qe3 43. Qd2 Qxd2+ 44. Bxd2 Rb1 45. Bxg5 Rxb5 46. Kg3 Kg6 47. Be3 Rb3 48. Bc1 Kh5 49. Bd2 Rb6 50. h4 Rg6+ 51. Kh3 Rg1 52. Bg5 Kg6 53. Be7 Rh1+ 54. Kg2 Rd1 55. Kg3 Rd7 56. h5+ Kxh5 57. Bf6 Ra7 58. Bxe5 Ra5 59. Bf4 Ra4 60. Be3 Ra3 61. Bf4 Kg6 62. Bd6 Rd3 63. Bc7 Kf6 64. Kf4 Kg6 65. Bb8 Rb3 66. Bc7 Rc3 67. Be5 Rc6 68. Bb2 f6 69. Ba1 Rc4 70. Bb2 Kf7 71. Ba1 Kg6 72. Bb2 Rc8 73. Bd4 Rh8 74. Kg4 Rh2 75. Bc3 Rg2+ 76. Kh3 Rg5 77. Bb2 Rb5 78. Ba1 1/2-1/2

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.04.14"]
[Round "11.2"]
[White "Schaefer, Sven"]
[Black "Wigger, Jochen"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1951"]
[BlackElo "2307"]
[PlyCount "45"]
[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 "Coswig"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. Bd3 Bb4 6. e5 Ne4 7. Bd2 Nxd2 8. Qxd2 f6 9. Bb5 0-0 10. a3 Be7 11. 0-0 Bd7 12. Bd3 fxe5 13. Nxe5 Nxe5 14. dxe5 Qe8 15. Rae1 c5 16. f4 g6 17. Rf3 Bc6 18. Rff1 a6 19. Nd1 Rd8 20. Kh1 Qf7 21. Qf2 Qg7 22. Qg3 Kh8 23. Qh3 1/2-1/2

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.04.13"]
[Round "10.2"]
[White "Siedentopf, Daniel"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2301"]
[BlackElo "1951"]
[PlyCount "109"]
[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 "Dresden Gruen Weiss"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. h3 e5 7. d5 a5 8. Bg5 Na6 9. Be2 Bd7 10. Nd2 c6 11. 0-0 Kh8 12. a3 Qb8 13. Rb1 cxd5 14. Bxf6 Bxf6 15. Nxd5 Bd8 16. b4 axb4 17. axb4 Bc6 18. Nf3 Bxd5 19. Qxd5 Be7 20. c5 Nc7 21. Qd2 Ne6 22. Bc4 dxc5 23. Bxe6 fxe6 24. Qd7 Qe8 25. Qxe6 cxb4 26. Rfc1 Bf6 27. Qb6 Rc8 28. Qxb4 Rxc1+ 29. Rxc1 Rf7 30. Qb6 Kg7 31. Qa5 Qd7 32. Nxe5 Bxe5 33. Qxe5+ Kg8 34. Qc3 Rf8 35. Qb3+ Qf7 36. Qxf7+ Rxf7 37. Rb1 Re7 38. f3 Kf7 39. Kf2 Ke8 40. Ke3 Kd8 41. f4 Kc7 42. g4 Kd6 43. Kd4 Rd7 44. e5+ Kc6+ 45. Ke4 Rd2 46. Rc1+ Kd7 47. Rc3 Re2+ 48. Re3 Rb2 49. Rd3+ Ke7 50. f5 Rb4+ 51. Rd4 gxf5+ 52. gxf5 Rb1 53. f6+ Kf7 54. Rd7+ Ke8 55. Rxh7 1-0

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.03.17"]
[Round "9.2"]
[White "Schaefer, Sven"]
[Black "Kyas, Juergen"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "1951"]
[BlackElo "2202"]
[PlyCount "62"]
[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 "Chemnitz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. f3 a4 12. Nd5 Nxd5 13. cxd5 a3 14. Bd4 Bxd4 15. Qxd4 axb2 16. Qxb2 Qa5+ 17. Qd2 Bd7 18. Qxa5 Rxa5 19. Kd2 Rfa8 20. Bc4 Bb5 21. Bxb5 Rxb5 22. Rhc1 Rba5 23. Rc2 R8a7 24. Kc3 Ra3+ 25. Kb2 b5 26. Rc3 R3a4 27. Rc6 Kg7 28. Rb6 Rb4+ 29. Kc3 Rc4+ 30. Kb3 Rc5 31. Rc6 Rc7 1/2-1/2

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.02.24"]
[Round "8.2"]
[White "Jahnel, Guenther"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2282"]
[BlackElo "1981"]
[PlyCount "51"]
[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 "Hoyerswerda"]
[BlackTeam "Dessau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 Nbd7 8. Qd2 Kh7 9. f4 c5 10. d5 a6 11. Nh3 b5 12. Nf2 bxc4 13. h4 Nh5 14. Rh3 Bd4 15. g4 Bxe3 16. Qxe3 Ng7 17. h5 gxh5 18. g5 hxg5 19. Bxh5 Kg8 20. Ng4 Nf6 21. Nh6+ Kh7 22. Bg4 Ngh5 23. Nf5 Kg6 24. Bxh5+ Nxh5 25. Rxh5 Bxf5 26. exf5+ 1-0

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.02.03"]
[Round "7.2"]
[White "Schaefer, Sven"]
[Black "Horvath, Julia"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "1981"]
[BlackElo "2195"]
[PlyCount "52"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 a5 8. a4 Be7 9. 0-0 0-0 10. f4 Be6 11. Be3 exf4 12. Rxf4 Ne5 13. Nd4 Bc4 14. b3 Bxe2 15. Qxe2 Rc8 16. Ndb5 Qd7 17. Rf5 Nxe4 18. Nd5 Bd8 19. Rff1 f5 20. Rad1 Rc6 21. Bd4 Qe6 22. c4 Re8 23. Na7 Ra6 24. Nb5 Rc6 25. Na7 Ra6 26. Nb5 Rc6 1/2-1/2

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.02.02"]
[Round "6.2"]
[White "Melamed, Tatiana"]
[Black "Schaefer, Sven"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2341"]
[BlackElo "1981"]
[PlyCount "87"]
[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 c5 2. Nc3 a6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. Be3 Qc7 7. Bd3 Nf6 8. 0-0 Nxd4 9. Bxd4 e5 10. Be3 d6 11. a4 b6 12. Qe2 Bb7 13. Bc4 Be7 14. Rfd1 0-0 15. f3 Rfc8 16. Bb3 Bc6 17. Rd2 Bd7 18. Bd5 Bc6 19. Bxc6 Qxc6 20. Bg5 Kf8 21. Bxf6 Bxf6 22. g3 Bg5 23. Rd5 Be7 24. Kg2 g6 25. h4 Kg7 26. Rd2 Rf8 27. Nd5 Bd8 28. Qd3 Ra7 29. Nb4 Qc8 30. Rad1 Kg8 31. Qxd6 Be7 32. Qxb6 Rb7 33. Nd5 Bxh4 34. Qe3 Bd8 35. Qh6 f6 36. b3 Qe6 37. Nf4 exf4 38. Rxd8 Rbf7 39. Rxf8+ Rxf8 40. Qxf4 Qc6 41. Qd2 Rc8 42. c4 Rb8 43. Qd5+ Qxd5 44. exd5 1-0

[Event "Oberliga Ost-A 1213"]
[Site "Germany"]
[Date "2013.01.13"]
[Round "5.2"]
[White "Schaefer, Sven"]
[Black "Osmanodja, Filiz"]
[Result "0-1"]
[ECO "B59"]
[BlackElo "2199"]
[PlyCount "80"]
[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 "Dresden USV II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. f4 a5 10. a4 Nb4 11. Kh1 Bd7 12. Bf3 Bc6 13. Nd5 Bxd5 14. exd5 e4 15. Be2 Nbxd5 16. g4 Nb6 17. Nd4 d5 18. b3 Ne8 19. Bb2 Nd6 20. g5 Re8 21. Qe1 Qc8 22. Qg3 Nf5 23. Nxf5 Qxf5 24. Bg4 Qg6 25. h4 f5 26. gxf6 Bxf6 27. Be5 Bxe5 28. h5 Qd6 29. fxe5 Qxe5 30. Qf2 Qe7 31. Kg2 e3 32. Qe2 Qe4+ 33. Bf3 Qe5 34. Rae1 Qg5+ 35. Bg4 Re4 36. Kh3 Nd7 37. Rf5 Qe7 38. h6 Ne5 39. Rg1 g6 40. Rff1 Re8 0-1

