[Event "Vienna Advent op"]
[Site "Vienna"]
[Date "2023.12.17"]
[Round "7"]
[White "Schuh, Fabian"]
[Black "Buettner, Anton"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "1719"]
[BlackElo "1552"]
[PlyCount "108"]
[EventDate "2023.12.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 b5 7. Bb3 d6 8. c3 Bg4 9. Nbd2 0-0 10. Re1 Na5 11. Bc2 c5 12. Nf1 Nd7 13. Ne3 Bh5 14. Nf5 Bg6 15. Nxe7+ Qxe7 16. Bg5 f6 17. Bd2 Nc6 18. Nh4 Nb6 19. Nxg6 hxg6 20. Qg4 f5 21. Qxg6 f4 22. Bb3+ c4 23. dxc4 bxc4 24. Bd1 Rf6 25. Qg4 Raf8 26. b3 Qe8 27. Be2 Nd8 28. bxc4 Ne6 29. h4 Rg6 30. Qh5 Nd7 31. Bg4 Rff6 32. Kf1 Qe7 33. Bf5 Rh6 34. Qg4 Rf8 35. Rab1 Ndc5 36. g3 Kf7 37. gxf4 Nxf4 38. Bxf4 exf4 39. Qxf4 Nd3 40. Be6+ Kxe6 41. Qg4+ Kf7 42. Qf3+ Rf6 43. Qxd3 Kg8 44. Qd5+ Kh8 45. Re2 Qd7 46. Rb7 Qh3+ 47. Ke1 Qxc3+ 48. Kd1 Qa1+ 49. Kc2 Qxa2+ 50. Rb2 Qa4+ 51. Kd2 Rxf2 52. Qh5+ Kg8 53. Qd5+ Kh8 54. Qh5+ Kg8 1/2-1/2

[Event "Vienna Advent op"]
[Site "Vienna"]
[Date "2023.12.15"]
[Round "5"]
[White "Buettner, Anton"]
[Black "Stinner, David"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1552"]
[BlackElo "1980"]
[PlyCount "102"]
[EventDate "2023.12.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bf5 8. Be2 Bg7 9. Bf4 Qb6 10. Qb3 Qxb3 11. axb3 Rc8 12. Nbd2 0-0 13. Ne5 a6 14. Nd3 Nd7 15. Nf3 Rfe8 16. 0-0 f6 17. Nd2 e5 18. dxe5 fxe5 19. Bh2 Bh6 20. Rfd1 Bf8 21. Nf1 d4 22. Ne1 Be6 23. c4 Bg7 24. Ng3 Nc5 25. Ra3 e4 26. f3 d3 27. Bf1 Bxb2 28. Ra2 Bd4+ 29. Kh1 Nb4 30. Ra3 Bb2 31. Ra5 exf3 32. Nxf3 b6 33. Rxc5 bxc5 34. Ne4 Red8 35. Be5 Bxe5 36. Nxe5 Bf5 37. Ng3 Re8 38. Nf3 Rcd8 39. Kg1 d2 40. Nxf5 gxf5 41. Nxd2 Re3 42. Kf2 f4 43. Be2 Nd3+ 44. Bxd3 Rexd3 45. Ke2 Kg7 46. Ke1 Re8+ 47. Kf2 Ree3 48. Kf1 Kg6 49. Kf2 Kf5 50. Kf1 Ke5 51. Kf2 Kd4 0-1

[Event "Vienna Advent op"]
[Site "Vienna"]
[Date "2023.12.14"]
[Round "4"]
[White "Rusek, Walter"]
[Black "Buettner, Anton"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1826"]
[BlackElo "1552"]
[PlyCount "101"]
[EventDate "2023.12.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. cxd5 exd5 6. Bg5 c6 7. e3 Bg4 8. Qb3 Qb6 9. Bd3 Qxb3 10. axb3 Nbd7 11. 0-0 h6 12. Bf4 Nh5 13. Bg3 Nxg3 14. hxg3 h5 15. Nh2 Be6 16. Nf3 f6 17. Nh4 g5 18. Bf5 Bxf5 19. Nxf5 Bd8 20. Nd6+ Kf8 21. Nxb7 Bc7 22. Na4 h4 23. Nbc5 Nxc5 24. Nxc5 Ke7 25. g4 Rh7 26. Ra6 Bb6 27. Rfa1 f5 28. Rxb6 Kd6 29. Rb7 Rxb7 30. Nxb7+ Ke6 31. Nc5+ Kf6 32. gxf5 Kxf5 33. Ra6 g4 34. Rxc6 g3 35. Rd6 gxf2+ 36. Kxf2 Rf8 37. Ne6 Rf7 38. Nf4 a5 39. Rxd5+ Kf6 40. Rxa5 h3 41. Nxh3 Kg7+ 42. Nf4 Rb7 43. d5 Rxb3 44. d6 Rxb2+ 45. Kf3 Rd2 46. Rd5 Ra2 47. d7 Ra6 48. d8Q Ra2 49. Qg5+ Kh7 50. Rd7+ Kh8 51. Qd8# 1-0

[Event "Vienna Advent op"]
[Site "Vienna"]
[Date "2023.12.13"]
[Round "3"]
[White "Buettner, Anton"]
[Black "Wickramasinghe, Nathaniel"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1552"]
[BlackElo "1863"]
[PlyCount "84"]
[EventDate "2023.12.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 a6 7. h3 Bd7 8. Bg5 e6 9. 0-0 Be7 10. Re1 0-0 11. Nf3 Qc7 12. Bb3 Rfd8 13. Qe2 h6 14. Bf4 b5 15. e5 dxe5 16. Nxe5 Nxe5 17. Bxe5 Qb7 18. Bxf6 Bxf6 19. Ne4 Be7 20. c3 Bc6 21. Bc2 Rd7 22. Rad1 Rad8 23. f3 Rxd1 24. Rxd1 Rxd1+ 25. Qxd1 Qd7 26. Qe2 f5 27. Nd2 Bf6 28. Nb3 Bd5 29. Bd3 Bxb3 30. axb3 Qd5 31. c4 Qc5+ 32. Kh1 Kf7 33. cxb5 axb5 34. Bxb5 Qc1+ 35. Qf1 Qxb2 36. Bc4 g5 37. Qe1 Be5 38. Qd1 Qa1 39. Qxa1 Bxa1 40. g4 Kf6 41. Kg2 Bd4 42. Kf1 fxg4 1/2-1/2

[Event "Vienna Advent op"]
[Site "Vienna"]
[Date "2023.12.12"]
[Round "2"]
[White "Stallmann, Andreas"]
[Black "Buettner, Anton"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1803"]
[BlackElo "1552"]
[PlyCount "86"]
[EventDate "2023.12.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. 0-0 Bg4 6. d3 Nge7 7. Bxf7+ Kd7 8. h3 Rf8 9. hxg4 Rxf7 10. Qb3 Qf8 11. Qd1 Ng6 12. d4 Bb6 13. Be3 Nf4 14. Nbd2 exd4 15. Nxd4 Nxd4 16. cxd4 Re8 17. a4 a6 18. a5 Ba7 19. Ra3 g5 20. e5 d5 21. g3 Nh3+ 22. Kg2 Nf4+ 23. gxf4 gxf4 24. Qb3 fxe3 25. Qxd5+ Kc8 26. Rxe3 Rd7 27. Qf3 Rxd4 28. Rb3 Qxf3+ 29. Nxf3 Rxg4+ 30. Kh3 Ra4 31. Rd3 Rxa5 32. Kg4 Rb5 33. b3 Rb4+ 34. Kh5 Rf4 35. Rfd1 Bxf2 36. e6 Re4 37. Rd7 R4xe6 38. Rxh7 Re3 39. Ng5 Rxb3 40. Kg6 Rb6+ 41. Kf7 Rd8 42. Ne6 Rd7+ 43. Kg8 Rxd1 0-1

[Event "Vienna Advent op"]
[Site "Vienna"]
[Date "2023.12.11"]
[Round "1"]
[White "Buettner, Anton"]
[Black "Weichhart, Daniel"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1552"]
[BlackElo "1852"]
[PlyCount "72"]
[EventDate "2023.12.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Bc4 Nf6 9. Be3 b5 10. Bd5 Bb7 11. Bxc6+ Bxc6 12. Nd5 0-0 13. Nxe7+ Qxe7 14. f3 d5 15. exd5 Nxd5 16. Bd2 e4 17. 0-0 e3 18. Re1 Qc5 19. b4 Qb6 20. Kh1 exd2 21. Qxd2 Rad8 22. Rab1 Qb7 23. Qg5 f6 24. Qg3 Rfe8 25. c4 Nc3 26. cxb5 Nxb1 27. bxc6 Rxe1+ 28. Qxe1 Qxc6 29. Qxb1 Qa4 30. Nc2 Rd2 31. Qe1 Rxc2 32. Qe6+ Kf8 33. Qd6+ Ke8 34. Qe6+ Kd8 35. Qg8+ Qe8 36. Qd5+ Qd7 0-1

[Event "Nuremberg Zabo op 23rd"]
[Site "Nuremberg"]
[Date "2023.09.17"]
[Round "5"]
[White "Buettner, Anton"]
[Black "Kovermann, Peter"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1550"]
[BlackElo "2013"]
[PlyCount "51"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. Bc4 e6 7. Bd2 c6 8. 0-0 Qc7 9. h3 Bh5 10. Be2 Nbd7 11. Be3 Bd6 12. Ne1 Bxe2 13. Nxe2 0-0 14. c3 Nd5 15. Bc1 e5 16. dxe5 Nxe5 17. Nd4 Rfe8 18. Nef3 Rad8 19. Nf5 Bf8 20. Nxe5 Qxe5 21. Qc2 Bc5 22. Bd2 Qe4 23. Qxe4 Rxe4 24. Rae1 Rde8 25. Rxe4 Rxe4 26. Rd1 1/2-1/2

[Event "Nuremberg Zabo op 23rd"]
[Site "Nuremberg"]
[Date "2023.09.17"]
[Round "4"]
[White "Petzold, Vinzenz"]
[Black "Buettner, Anton"]
[Result "1/2-1/2"]
[ECO "D63"]
[WhiteElo "2035"]
[BlackElo "1550"]
[PlyCount "40"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 h6 8. Bh4 b6 9. cxd5 exd5 10. Bd3 c5 11. 0-0 Re8 12. Bb1 Nf8 13. Ne5 Bb7 14. Qa4 N6d7 15. Bg3 Nxe5 16. Bxe5 Bd6 17. Bxd6 Qxd6 18. Rfd1 c4 19. Qc2 a6 20. a4 Re6 1/2-1/2

[Event "Nuremberg Zabo op 23rd"]
[Site "Nuremberg"]
[Date "2023.09.16"]
[Round "3"]
[White "Buettner, Anton"]
[Black "Held, Werner"]
[Result "1-0"]
[ECO "C23"]
[WhiteElo "1550"]
[BlackElo "1051"]
[PlyCount "65"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 h6 3. Nc3 a6 4. d3 b5 5. Bb3 Bb7 6. Qh5 Qf6 7. Nd5 Bxd5 8. Bxd5 c6 9. Bb3 Bc5 10. Nf3 d6 11. 0-0 a5 12. Ng5 Ke7 13. Nxf7 Rh7 14. Ng5 Rh8 15. Bxg8 g6 16. Qg4 Rxg8 17. Kh1 Nd7 18. Nh3 Raf8 19. Bxh6 Rf7 20. Bg5 Rgf8 21. Bxf6+ Nxf6 22. Qe2 Nh5 23. g3 Rh8 24. Ng5 Rff8 25. Kg2 Rf6 26. f3 Ng7 27. f4 Rff8 28. fxe5 Rfg8 29. exd6+ Kd7 30. Rf7+ Kc8 31. d7+ Kd8 32. Rxg7 Rxg7 33. Ne6+ 1-0

[Event "Nuremberg Zabo op 23rd"]
[Site "Nuremberg"]
[Date "2023.09.16"]
[Round "2"]
[White "Ruderer, Maximilian"]
[Black "Buettner, Anton"]
[Result "1-0"]
[ECO "C87"]
[WhiteElo "1896"]
[BlackElo "1550"]
[PlyCount "53"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 Be7 7. c3 0-0 8. d4 exd4 9. Nxd4 Nxd4 10. cxd4 Ne8 11. Qe2 g6 12. Nc3 Ng7 13. Be3 Bd7 14. Bc2 Re8 15. f4 h5 16. Qf2 f5 17. Bb3+ Kh7 18. e5 c6 19. d5 cxd5 20. Bb6 Qb8 21. Nxd5 Bd8 22. Bxd8 Rxd8 23. Nf6+ Kh8 24. Qg3 Be8 25. Nxe8 Nxe8 26. Qxg6 Qc7 27. Qg8# 1-0

[Event "Nuremberg Zabo op 23rd"]
[Site "Nuremberg"]
[Date "2023.09.15"]
[Round "1"]
[White "Buettner, Anton"]
[Black "Ratushnyi, Artur"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1550"]
[BlackElo "1301"]
[PlyCount "63"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Bb4 5. Nf3 d6 6. h3 h6 7. 0-0 0-0 8. Nd5 Nxd5 9. Bxd5 Be6 10. a4 a5 11. Bxc6 bxc6 12. Be3 d5 13. Nxe5 dxe4 14. Nxc6 Qd6 15. Nxb4 Qxb4 16. b3 exd3 17. Qxd3 Rad8 18. Qb5 Qe4 19. Qe2 Bd5 20. f3 Qe5 21. Qf2 Rfe8 22. Rfe1 Qc3 23. Bd4 Rxe1+ 24. Rxe1 Qb4 25. Bc5 Qc3 26. Rd1 c6 27. Bd4 Qb4 28. Qg3 Qf8 29. Bb2 g6 30. Qh4 Qc5+ 31. Bd4 Qxc2 32. Qxd8+ 1-0

[Event "Bamberg op-B 5th"]
[Site "Bamberg"]
[Date "2023.07.30"]
[Round "7"]
[White "Buettner, Anton"]
[Black "Koehler, Michael"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1424"]
[BlackElo "1653"]
[PlyCount "123"]
[EventDate "2023.07.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 cxd4 6. cxd4 Qb6 7. Qd2 Nge7 8. Nc3 Nf5 9. Nf3 Bd7 10. Bb5 Be7 11. 0-0 0-0 12. Bxc6 Bxc6 13. a3 Nxe3 14. fxe3 f6 15. h3 fxe5 16. Nxe5 Bd6 17. Nf3 Rf6 18. Ng5 Rg6 19. Nf7 Be7 20. Ne5 Rf6 21. Ng4 Rxf1+ 22. Rxf1 Qc7 23. Ne5 Rf8 24. Rxf8+ Bxf8 25. Qf2 Bd6 26. Nf3 Bg3 27. Qc2 Qe7 28. Ne2 Bd6 29. Nc1 Be8 30. Nd3 Bg6 31. Qc3 Bxd3 32. Qxd3 Bg3 33. Ne5 Qc7 34. Qd2 Bxe5 35. dxe5 Qxe5 36. Qc1 h6 37. Qc8+ Kh7 38. Qc1 Qe4 39. Qc3 e5 40. Kf2 d4 41. exd4 exd4 42. Qd2 d3 43. Qe3 Qc4 44. Qd2 Qd4+ 45. Kf3 b5 46. Qc3 Qxc3 47. bxc3 Kg6 48. Ke3 Kf5 49. Kxd3 Kf4 50. Kd4 Kg3 51. Kc5 Kxg2 52. Kxb5 Kxh3 53. c4 g5 54. c5 g4 55. c6 g3 56. c7 g2 57. c8Q+ Kh2 58. Qc7+ Kh3 59. Qd7+ Kh2 60. Qd6+ Kg1 61. Qxh6 Kf1 62. Qf4+ 1-0

[Event "Bamberg op-B 5th"]
[Site "Bamberg"]
[Date "2023.07.29"]
[Round "5"]
[White "Alferova, Emily"]
[Black "Buettner, Anton"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1545"]
[BlackElo "1424"]
[PlyCount "47"]
[EventDate "2023.07.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 0-0 6. 0-0 Nbd7 7. c3 c5 8. e4 dxe4 9. Nxe4 b6 10. dxc5 Nxc5 11. Nxc5 Bxc5 12. Bg5 Be7 13. Qe2 Bb7 14. Bxf6 Bxf6 15. Be4 Qc7 16. Bxb7 Qxb7 17. Rad1 Rad8 18. Qc4 Rc8 19. Qe2 Rfd8 20. Rfe1 Qc7 21. h3 Rxd1 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Qd2 1/2-1/2

[Event "Bamberg op-B 5th"]
[Site "Bamberg"]
[Date "2023.07.29"]
[Round "6"]
[White "Martin Fernandez, Rafael"]
[Black "Buettner, Anton"]
[Result "1/2-1/2"]
[ECO "C87"]
[WhiteElo "1643"]
[BlackElo "1424"]
[PlyCount "91"]
[EventDate "2023.07.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. 0-0 0-0 8. Nbd2 Bg4 9. h3 Bh5 10. Re1 Nd7 11. Nf1 h6 12. Ng3 Bg6 13. Be3 Re8 14. Qd2 Bf8 15. Rad1 Ne7 16. Nh4 Bh7 17. Bb3 c6 18. Nf3 Bg6 19. Qe2 Nf6 20. Bc1 Qd7 21. d4 exd4 22. cxd4 Nf5 23. e5 Nxg3 24. fxg3 d5 25. Kh2 Ne4 26. Nd2 Nxd2 27. Qxd2 a5 28. Rf1 Bb4 29. Qf2 Re6 30. Bd2 Bxd2 31. Qxd2 Qe7 32. Bc2 Bxc2 33. Qxc2 f6 34. exf6 Rxf6 35. Rde1 Qf7 36. Qd3 Rf8 37. Rxf6 Qxf6 38. Qe3 Rd8 39. Re2 Qd6 40. Rf2 Rf8 41. Rxf8+ Kxf8 42. Qc3 Qb4 43. Qf3+ Kg8 44. Qf2 Qd6 45. a3 b6 46. Qf5 1/2-1/2

[Event "Bamberg op-B 5th"]
[Site "Bamberg"]
[Date "2023.07.27"]
[Round "3"]
[White "Buettner, Anton"]
[Black "Averkova, Olena"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1424"]
[BlackElo "1743"]
[PlyCount "83"]
[EventDate "2023.07.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Nf3 Bg4 7. Bc4 e6 8. Bb3 Qc7 9. h3 Bh5 10. Qe2 Nbd7 11. 0-0-0 0-0-0 12. g4 Bg6 13. Nh4 Nb6 14. Nxg6 hxg6 15. Kb1 Rxd4 16. Be3 Rxd1+ 17. Rxd1 Bb4 18. Bxb6 Qxb6 19. Ne4 Rd8 20. Rxd8+ Qxd8 21. Nxf6 gxf6 22. c3 Bc5 23. h4 Bf8 24. f4 g5 25. fxg5 fxg5 26. h5 Qd6 27. Qg2 Qf4 28. Qe2 Kd7 29. Qd3+ Bd6 30. Bd1 f5 31. Qh3 fxg4 32. Qxg4 Qxg4 33. Bxg4 Bf8 34. Kc2 Kd6 35. Kd3 Ke5 36. Ke3 Kd6 37. Ke4 c5 38. a3 Bg7 39. b4 cxb4 40. cxb4 Ke7 41. b5 Kf6 42. a4 1/2-1/2

[Event "GER-chT U14"]
[Site "Kelheim"]
[Date "2022.12.30"]
[Round "7"]
[White "Buettner, Anton"]
[Black "Lange, Tobias1111"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1299"]
[BlackElo "1472"]
[PlyCount "132"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden"]
[BlackTeam "Garching"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bd3 Be7 8. 0-0 0-0 9. h3 Nbd7 10. c4 dxc4 11. Bxc4 b6 12. Bg5 Bb7 13. Bd3 Nd5 14. Bxe7 Qxe7 15. a3 N7f6 16. Nbd2 Rfe8 17. Re1 Qd6 18. Nc4 Qf4 19. Nfe5 Qg5 20. Nf3 Rxe1+ 21. Qxe1 Qh5 22. Be4 Re8 23. Nce5 Nxe4 24. Qxe4 f6 25. Qg4 Qxg4 26. Nxg4 Re2 27. Rb1 Nf4 28. Ngh2 Nd3 29. Rd1 Ba6 30. b4 Ra2 31. Rd2 Rxa3 32. Rc2 Ra1+ 33. Nf1 Nxb4 34. Rxc7 Rxf1+ 35. Kh2 Rxf2 36. Rxa7 Rc2 37. d5 Rc8 38. Nh4 Bd3 39. Rd7 Be4 40. Re7 Rc4 41. d6 Rd4 42. d7 Nc6 43. Re6 Kf7 44. Re8 g5 45. Nf3 Bxf3 46. gxf3 Rxd7 47. Rc8 Na5 48. Rc1 Rb7 49. Rb1 b5 50. Ra1 Nc4 51. Rc1 Na3 52. Rc3 b4 53. Rb3 Nc2 54. Kg2 Nd4 55. Rb2 b3 56. Kf2 Nc2 57. Ke2 Ke6 58. Rb1 b2 59. h4 Na3 60. hxg5 Nxb1 61. f4 Nc3+ 62. Ke3 b1Q 63. f5+ Kxf5 64. g6 Qe4+ 65. Kf2 Rb2+ 66. Kf1 Qh1# 0-1

[Event "GER-chT U14"]
[Site "Kelheim"]
[Date "2022.12.29"]
[Round "6"]
[White "Buettner, Anton"]
[Black "Eichner, Tim"]
[Result "0-1"]
[ECO "C27"]
[WhiteElo "1299"]
[BlackElo "1551"]
[PlyCount "130"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden"]
[BlackTeam "Dresden TU"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Bc5 5. f4 d6 6. f5 a6 7. a3 Ne7 8. Nf3 d5 9. Bb3 dxe4 10. dxe4 Qxd1+ 11. Nxd1 Nxe4 12. Nxe5 f6 13. Nd3 Bxf5 14. Ne3 Bxe3 15. Bxe3 0-0-0 16. 0-0-0 Rhe8 17. Nf4 Nc6 18. Rxd8+ Rxd8 19. Ne6 Rd7 20. Nf8 Re7 21. Rf1 Bg4 22. Rf4 f5 23. Be6+ Kd8 24. Bxf5 Bxf5 25. Rxf5 g6 26. Rf1 Ke8 27. Rf4 g5 28. Rf1 b6 29. c3 Nb8 30. Kc2 Rf7 31. Rxf7 Kxf7 32. Nxh7 Kg6 33. Nxg5 Nxg5 34. b4 Nc6 35. c4 Kf5 36. c5 b5 37. Bf2 Ne4 38. Be1 Ne5 39. Kb3 Nc4 40. h3 Ne3 41. g4+ Kf4 42. Bh4 Ng5 43. a4 c6 44. axb5 axb5 45. Kc3 Ng2 46. Bxg5+ Kxg5 47. Kd4 Nf4 48. Ke4 Nd5 49. Kf3 Nxb4 50. h4+ Kxh4 51. Kf4 Nd5+ 52. Kf5 b4 53. Ke4 Kxg4 54. Kd3 Kf3 55. Kc2 Ke3 56. Kb1 Kd4 57. Kb2 Kxc5 58. Kc1 Kd4 59. Kd2 b3 60. Kc1 Kc3 61. Kb1 b2 62. Ka2 Kc2 63. Ka3 b1Q 64. Ka4 Nb6+ 65. Ka5 Qb5# 0-1

[Event "GER-chT U14"]
[Site "Kelheim"]
[Date "2022.12.29"]
[Round "5"]
[White "Lueersen, Lukas"]
[Black "Buettner, Anton"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1594"]
[BlackElo "1299"]
[PlyCount "85"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Essen Katernberg"]
[BlackTeam "Baden-Baden"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bc4 Bc5 5. c3 Nf6 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Be3 a6 10. Bxc6+ bxc6 11. Qc2 Bd7 12. Nbd2 Nxd2 13. Nxd2 Qe7 14. 0-0 0-0 15. f4 Qh4 16. Nb3 a5 17. a4 Qh5 18. f5 Rfe8 19. Rf3 Qg4 20. Raf1 Qe4 21. Qd2 Qh4 22. Bg5 Qh5 23. Rh3 Qg4 24. Rh4 Qxf5 25. Rxf5 Bxf5 26. Qc3 Rxe5 27. Nc5 Re2 28. Qf3 Rae8 29. Qxf5 Re1+ 30. Kf2 g6 31. Qf3 Bxc5 32. dxc5 R1e5 33. Bf6 Rf5 34. Rf4 Rh5 35. h3 Rh6 36. g4 Rb8 37. Bg5 Rxb2+ 38. Kg3 Rxh3+ 39. Kxh3 Rb1 40. Rxf7 Rb3 41. Bh6 Rxf3+ 42. Rxf3 g5 43. Rf8# 1-0

[Event "GER-chT U14"]
[Site "Kelheim"]
[Date "2022.12.28"]
[Round "4"]
[White "Buettner, Anton"]
[Black "Schmidt, Moritz"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1299"]
[BlackElo "1495"]
[PlyCount "31"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden"]
[BlackTeam "Plettenberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Bd6 8. 0-0 0-0 9. Bg5 h6 10. Bh4 Qe7 11. Nh2 Bxh2+ 12. Kxh2 Qc7+ 13. Kg1 Nd7 14. Bc2 b5 15. Qd3 a6 16. Qh7# 1-0

[Event "GER-chT U14"]
[Site "Kelheim"]
[Date "2022.12.28"]
[Round "3"]
[White "Mueller, Maximilian3333"]
[Black "Buettner, Anton"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1089"]
[BlackElo "1299"]
[PlyCount "58"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe"]
[BlackTeam "Baden-Baden"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 d6 5. Bd3 Bg4 6. h3 Bxf3 7. Qxf3 exd4 8. cxd4 Nxd4 9. Qe3 Nc6 10. Nc3 Be7 11. 0-0 Ne5 12. Re1 Nxd3 13. Qxd3 0-0 14. Qg3 Nh5 15. Qf3 Nf6 16. Nd5 Nxd5 17. exd5 Re8 18. Be3 Bf6 19. Re2 Re5 20. Rae1 h6 21. Bd4 Rxe2 22. Rxe2 Bxd4 23. Qd3 Bb6 24. b4 Qd7 25. Qc2 Re8 26. Rxe8+ Qxe8 27. a4 Qe1+ 28. Kh2 Bxf2 29. Qxc7 Qg1# 0-1

[Event "GER-chT U14"]
[Site "Kelheim"]
[Date "2022.12.27"]
[Round "1"]
[White "Buettner, Anton"]
[Black "Dietrich, Fabian"]
[Result "1/2-1/2"]
[ECO "C27"]
[WhiteElo "1299"]
[BlackElo "1525"]
[PlyCount "115"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden"]
[BlackTeam "Marburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nc3 d5 5. exd5 cxd5 6. Bb3 Nc6 7. Bg5 d4 8. Ne4 Be7 9. Ng3 h6 10. Bxf6 gxf6 11. Qh5 Rh7 12. Nf3 Bb4+ 13. Kf1 Na5 14. Ba4+ Kf8 15. Nh4 Be6 16. a3 Qc8 17. h3 Bd2 18. Ne4 Bg5 19. Nf3 Bf5 20. Nfxg5 hxg5 21. Qe2 Ke7 22. Qd2 Bxe4 23. Qb4+ Ke6 24. dxe4 Qc4+ 25. Qxc4+ Nxc4 26. Bb3 Rc8 27. Ke2 Kd6 28. Bxc4 Rxc4 29. Kd3 Kc5 30. Rhb1 Kb5 31. a4+ Kc5 32. a5 Rh8 33. Ra3 Rc8 34. Rb3 Rc7 35. Rc1 Kd6 36. f3 Ke6 37. g4 a6 38. Rb6+ Ke7 39. b4 Rc3+ 40. Ke2 d3+ 41. Kd2 dxc2 42. Rxb7 Rd3+ 43. Kxd3 Rxb7 44. Kc3 Rc7+ 45. Kb3 Rd7 46. Kxc2 Rd4 47. Kc3 Kd7 48. Rh1 Kc6 49. h4 Kb5 50. hxg5 Rc4+ 51. Kd3 fxg5 52. Rh5 f6 53. Rh8 Rd4+ 54. Kc3 Rc4+ 55. Kd3 Rd4+ 56. Kc3 Rc4+ 57. Kd3 Rd4+ 58. Kc3 1/2-1/2

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.21"]
[Round "7.51"]
[White "Buettner, Anton"]
[Black "Filis, Fotios"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1234"]
[PlyCount "83"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Bg5 h6 6. Bh4 0-0 7. Bc4 c6 8. Bg3 b5 9. Bb3 b4 10. Ne2 Nxe4 11. Bf4 Bg4 12. Qd3 Bxf3 13. gxf3 Nf6 14. Qxg6 d5 15. Qg2 Kh7 16. 0-0-0 a5 17. Ba4 Nbd7 18. Bxc6 Nb6 19. Bxa8 Qxa8 20. Rhg1 Rg8 21. Qh3 a4 22. Rxg7+ Rxg7 23. Bxh6 Rg6 24. Bd2+ Kg8 25. Bxb4 Qb7 26. Rg1 Nc4 27. Rxg6+ fxg6 28. Qe6+ Kf8 29. a3 Ke8 30. Nf4 Qd7 31. Qxd7+ Kxd7 32. Nxg6 e6 33. Nf8+ Kc6 34. Nxe6 Nh5 35. h4 Kd7 36. Nc5+ Kc6 37. Nxa4 Kb5 38. b3 Na5 39. Bxa5 Kxa5 40. Nc3 Nf4 41. h5 Nxh5 42. Nxd5 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.21"]
[Round "6.51"]
[White "Grebe, Sabrina"]
[Black "Buettner, Anton"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1049"]
[BlackElo "1234"]
[PlyCount "85"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 Bc5 6. d4 exd4 7. e5 Ng4 8. cxd4 Nxd4 9. Nxd4 Nxf2 10. Kxf2 Qh4+ 11. Ke3 Qg5+ 12. Kf3 Qh5+ 13. g4 Qh3+ 14. Kf2 b5 15. Bd5 c6 16. Bg2 Qh4+ 17. Kf3 d5 18. h3 0-0 19. Be3 f5 20. Ke2 fxg4 21. hxg4 Qxg4+ 22. Bf3 Rxf3 23. Nxf3 Qg2+ 24. Kd3 Bf5+ 25. Kc3 Bxe3 26. Nbd2 a5 27. a3 a4 28. Rh4 Bxd2+ 29. Qxd2 Qxf3+ 30. Kb4 Qb3+ 31. Kc5 Rc8 32. Re1 Qg3 33. Rf4 Be4 34. e6 Qg6 35. e7 Qe6 36. Rfxe4 dxe4 37. Qd8+ Kh7 38. Qd6 Qf5+ 39. Kb6 Qf2+ 40. Kb7 Rg8 41. Rxe4 Qf7 42. Rf4 Qh5 43. Rf8 1/2-1/2

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.20"]
[Round "5.45"]
[White "Buettner, Anton"]
[Black "Fischer, Juliane"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1234"]
[BlackElo "1515"]
[PlyCount "138"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. h3 h6 7. Be3 Bb6 8. 0-0 0-0 9. Qd2 Be6 10. Nd5 Bxd5 11. Bxd5 Nxd5 12. exd5 Nd4 13. Nxd4 exd4 14. Bf4 Qd7 15. Rfe1 Rfe8 16. Re2 Qf5 17. Rae1 Qd7 18. Re4 f5 19. Re6 Rxe6 20. Rxe6 Re8 21. Rxe8+ Qxe8 22. Kf1 Qf7 23. Qe2 Qxd5 24. Kg1 Kf7 25. Qh5+ Kg8 26. Qe8+ Kh7 27. h4 Qg8 28. Qh5 Qe6 29. b3 Qg6 30. Qf3 Qg4 31. Qxg4 fxg4 32. h5 g6 33. hxg6+ Kxg6 34. Kh2 h5 35. Kg3 Ba5 36. Bc1 c5 37. Bf4 d5 38. Bd6 Bb4 39. Bb8 a6 40. Bd6 b5 41. Be7 a5 42. Kf4 c4 43. Bxb4 axb4 44. Ke5 h4 45. Kf4 Kh5 46. f3 g3 47. dxc4 bxc4 48. bxc4 dxc4 49. Ke5 h3 50. gxh3 g2 51. Kxd4 g1Q+ 52. Kxc4 Qe1 53. Kb3 Qc3+ 54. Ka4 Qxc2+ 55. Kxb4 Qxa2 56. Kc3 Qa3+ 57. Kd4 Qxf3 58. Ke5 Qxh3 59. Ke4 Qe6+ 60. Kd4 Kg4 61. Kc5 Qd7 62. Kc4 Kf4 63. Kc5 Ke5 64. Kc4 Qd4+ 65. Kb5 Qc3 66. Kb6 Kd6 67. Ka7 Qb3 68. Ka6 Kc6 69. Ka7 Qb7# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.20"]
[Round "4.54"]
[White "Niesel, Markus"]
[Black "Buettner, Anton"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "891"]
[BlackElo "1234"]
[PlyCount "146"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 Bc5 6. Be3 Bb6 7. c3 d6 8. h3 Be6 9. Bb3 Qd7 10. Kh2 0-0-0 11. Ba4 Qe8 12. Na3 Bd7 13. Rc1 Bxe3 14. fxe3 Ne7 15. Bxd7+ Rxd7 16. Qa4 Kb8 17. Rcd1 Rd8 18. Qb4 Nc6 19. Qc4 Na5 20. Qb5 Qxb5 21. Nxb5 a6 22. Na3 Nc6 23. Nc4 Rhe8 24. a4 g6 25. b4 Re7 26. b5 axb5 27. axb5 Na7 28. b6 Nc6 29. Ra1 cxb6 30. Nxb6 Kc7 31. Na8+ Kb8 32. Rfb1 Na7 33. Nb6 Nc6 34. Nd2 d5 35. Nb3 dxe4 36. dxe4 Nxe4 37. c4 f5 38. Na5 Nxa5 39. Rxa5 Ree8 40. Nd5 Nd2 41. Rb4 Rf8 42. Ne7 Nf1+ 43. Kg1 Nxe3 44. Nc6+ Kc7 45. Nxd8 Rxd8 46. Rxe5 Rd3 47. Re7+ Kc6 48. Rbxb7 Nxc4 49. Rbc7+ Kb5 50. Re8 Rd2 51. Rb8+ Nb6 52. Rc1 Rd6 53. Rb1+ Kc5 54. Rc1+ Kb5 55. Re1 Kc5 56. Re5+ Kc6 57. Rh8 h5 58. Re2 Nd5 59. Rc2+ Kd7 60. Rh7+ Ke6 61. Re2+ Kf6 62. Re8 Kg5 63. Re5 Nf4 64. Ra7 Rd1+ 65. Kh2 Rd2 66. Kg1 Rxg2+ 67. Kf1 Rg3 68. Ra4 Rxh3 69. Rb5 Kg4 70. Rbb4 Rf3+ 71. Kg1 Kg3 72. Rb2 Nh3+ 73. Kh1 Rf1# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.19"]
[Round "3.49"]
[White "Buettner, Anton"]
[Black "Wirtjes, Edzard"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1234"]
[BlackElo "1552"]
[PlyCount "132"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bc4 Nf6 5. d3 g6 6. Be3 Bg7 7. 0-0 0-0 8. Qd2 Ng4 9. h3 Nxe3 10. fxe3 e6 11. Rf2 a6 12. a3 b5 13. Ba2 Rb8 14. Raf1 b4 15. axb4 cxb4 16. Nd1 a5 17. Nh2 a4 18. Bb1 e5 19. Rf3 h5 20. c3 b3 21. d4 Ba6 22. Bd3 Bxd3 23. Qxd3 Qb6 24. R1f2 Rb7 25. Re2 Ra8 26. Rff2 Qc7 27. Nf1 Na5 28. Nd2 Rab8 29. Nb1 Nc4 30. Na3 Nxa3 31. bxa3 Rc8 32. Rb2 Bf8 33. d5 Qc5 34. Qa6 Ra7 35. Qd3 Qxa3 36. Qb1 Qc5 37. Kh2 Qc4 38. Kg1 Rb8 39. Rfe2 a3 40. Rbd2 Rab7 41. Kf2 a2 42. Qa1 Qxe4 43. Re1 Rb5 44. c4 Qxc4 45. e4 Bh6 46. Rde2 Rc8 47. Nb2 Qd4+ 48. Kf1 Rbc5 49. Qd1 Qxd1 50. Rxd1 Rc1 51. Rde1 a1Q 52. Nd3 Rxe1+ 53. Nxe1 Rc1 54. Kf2 Rxe1 55. Rxe1 Qxe1+ 56. Kxe1 b2 57. Kf2 b1Q 58. g4 Qxe4 59. gxh5 Be3+ 60. Ke2 Bd4+ 61. Kd2 Qe3+ 62. Kc2 Qc3+ 63. Kd1 Be3 64. Ke2 Qd2+ 65. Kf3 f5 66. Kg3 Qf2# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.19"]
[Round "2.46"]
[White "Englert, Lin"]
[Black "Buettner, Anton"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1476"]
[BlackElo "1234"]
[PlyCount "109"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bf4 Bf5 6. Nf3 Nc6 7. e3 Bb4 8. Bd3 Ne4 9. Rc1 0-0 10. 0-0 Nxc3 11. bxc3 Bxd3 12. Qxd3 Be7 13. Qb5 Rb8 14. Rb1 a6 15. Qd3 h6 16. Rb2 Bd6 17. Bxd6 Qxd6 18. Rfb1 Nd8 19. Ne5 c5 20. Qf5 Re8 21. Nd7 Ra8 22. Nxc5 g6 23. Qd7 Qxd7 24. Nxd7 Re6 25. Nc5 Rc6 26. Rc2 b5 27. f3 Ra7 28. e4 dxe4 29. fxe4 Ne6 30. Nb3 Rc8 31. Kf2 Rac7 32. Rbc1 b4 33. c4 Nf4 34. Ke3 Ne6 35. c5 Re8 36. Rc4 f5 37. e5 Rb8 38. d5 Nf8 39. d6 Rcc8 40. c6 Ne6 41. c7 Rb7 42. d7 f4+ 43. Kf2 Rcxc7 44. Rxc7 Rb5 45. Rc8+ Kf7 46. d8Q Nxd8 47. Rxd8 Rxe5 48. Re1 Rb5 49. Rd6 a5 50. Ra6 Rc5 51. Nxc5 Kf8 52. Ra7 a4 53. Rc1 b3 54. Ne6+ Ke8 55. Rc8# 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.18"]
[Round "1.38"]
[White "Buettner, Anton"]
[Black "Czinkota, Michael"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1234"]
[BlackElo "1604"]
[PlyCount "157"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 d6 6. h3 Na5 7. Bb3 Nxb3 8. axb3 0-0 9. Bg5 h6 10. Bh4 c6 11. 0-0 Qe7 12. Qe2 Qe6 13. Rad1 d5 14. exd5 cxd5 15. Qxe5 g5 16. Qxe6 Bxe6 17. Bg3 Nh5 18. Be5 f6 19. Bd4 Bb4 20. Rfe1 Rfe8 21. Re2 a6 22. Ra1 Rac8 23. Nd1 Nf4 24. Re3 Rxc2 25. Bxf6 Bd2 26. Re5 Kf7 27. Bxg5 hxg5 28. Nxg5+ Kf6 29. Nf3 Rg8 30. g3 Nxh3+ 31. Kg2 Nf4+ 32. Kf1 Nxd3 33. Rxe6+ Kxe6 34. Nd4+ Ke5 35. Nxc2 Rc8 36. Ke2 Nb4 37. f4+ Kd6 38. Kxd2 Rxc2+ 39. Ke3 Ke6 40. g4 Rc8 41. Nc3 Nc2+ 42. Kf3 Nxa1 43. g5 d4 44. Ne4 Rf8 45. Kg4 d3 46. Nc5+ Kf7 47. Nxd3 Nxb3 48. Ne5+ Kg7 49. f5 Nd4 50. f6+ Kg8 51. Ng6 Rf7 52. Ne5 Rf8 53. Ng6 Rd8 54. Kf4 Ne6+ 55. Ke5 Nxg5 56. b4 Kf7 57. Nf4 Nh7 58. Nh3 Nxf6 59. Ng5+ Kg6 60. Ne6 Rd1 61. Nf4+ Kf7 62. Kf5 Nd5 63. Ng2 Nxb4 64. Ne3 Rd3 65. Nc4 a5 66. Ne5+ Ke7 67. Nxd3 Nxd3 68. Ke4 Nb4 69. Kd4 Kd6 70. Kc4 Kc6 71. Kb3 b5 72. Kc3 Kc5 73. Kb3 Nd5 74. Ka3 Kc4 75. Kb2 Kb4 76. Ka2 a4 77. Kb2 a3+ 78. Ka2 Nc3+ 79. Ka1 0-1

[Event "Main Vogelsberg op 15th"]
[Site "Waechtersbach"]
[Date "2021.10.03"]
[Round "4.30"]
[White "Buettner, Anton"]
[Black "Lemke, Wolfgang"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1152"]
[BlackElo "1403"]
[PlyCount "51"]
[EventDate "2021.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Nc3 Bxf3 6. Qxf3 e6 7. Bd3 Bb4 8. Bd2 Nf6 9. Bg5 Be7 10. 0-0 0-0 11. Qh3 g6 12. Qh4 Re8 13. Bb5 Nc6 14. Qf4 Nh5 15. Bxe7 Qxe7 16. Qd2 Rec8 17. Rfe1 Ng7 18. Nxd5 Qd8 19. Bxc6 Rxc6 20. Nc3 Rac8 21. Re3 Nf5 22. Rd3 Rc4 23. Rd1 b5 24. b3 R4c6 25. d5 exd5 26. Rxd5 1/2-1/2

[Event "Main Vogelsberg op 15th"]
[Site "Waechtersbach"]
[Date "2021.10.03"]
[Round "5.30"]
[White "Schreiber, Edgar"]
[Black "Buettner, Anton"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1176"]
[BlackElo "1152"]
[PlyCount "42"]
[EventDate "2021.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. b3 Nc6 3. Bb2 Bc5 4. Qg4 Qf6 5. Nf3 d5 6. Nc3 Bxg4 7. Nxd5 Qd8 8. 0-0-0 Bxf3 9. gxf3 Nf6 10. Nxf6+ Qxf6 11. Be2 Bd4 12. c3 Bxf2 13. Bb5 a6 14. Bxc6+ Qxc6 15. c4 b5 16. Bxe5 bxc4 17. b4 a5 18. Kc2 axb4 19. d4 Rxa2+ 20. Kb1 Qa4 21. Bxc7 Qc2# 0-1

[Event "Main Vogelsberg op 15th"]
[Site "Waechtersbach"]
[Date "2021.10.02"]
[Round "2.29"]
[White "Buettner, Anton"]
[Black "Mut, Friedrich"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1152"]
[BlackElo "1526"]
[PlyCount "59"]
[EventDate "2021.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 g6 3. Bc4 Bg7 4. Nf3 e6 5. d3 a5 6. a4 d5 7. Bb3 Ne7 8. Bg5 0-0 9. Qd2 Bd7 10. Bh6 d4 11. Bxg7 Kxg7 12. Nxd4 e5 13. Nf3 f6 14. d4 exd4 15. Nxd4 Qc8 16. 0-0-0 Na6 17. Nf3 Nc5 18. Qd6 Nxb3+ 19. cxb3 Be6 20. Qxe7+ Rf7 21. Qa3 b5 22. Nd4 b4 23. Nxe6+ Qxe6 24. Qa2 bxc3 25. bxc3 Qxe4 26. f3 Qf4+ 27. Qd2 Qc7 28. Qd7 Rxd7 29. Rxd7+ Qxd7 30. Rd1 0-1

[Event "Main Vogelsberg op 15th"]
[Site "Waechtersbach"]
[Date "2021.10.02"]
[Round "3.29"]
[White "Sydykov, Bayastan"]
[Black "Buettner, Anton"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1440"]
[BlackElo "1152"]
[PlyCount "55"]
[EventDate "2021.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 a6 5. Bxc6 dxc6 6. Nxe5 Bd6 7. Nf3 Bg4 8. e5 Bxe5 9. Qe1 0-0 10. Nxe5 Re8 11. f4 Nd7 12. Qf2 Nxe5 13. fxe5 Rf8 14. Nc3 f6 15. Qg3 Qd4+ 16. Qe3 Qd8 17. d3 Bd7 18. Bd2 b6 19. Rae1 Re8 20. Qg3 Re6 21. Ne4 Kh8 22. exf6 gxf6 23. Rxf6 Rxe4 24. Rf8+ Qxf8 25. Bc3+ Re5 26. Rxe5 h6 27. Re7+ Qf6 28. Bxf6# 1-0

[Event "Main Vogelsberg op 15th"]
[Site "Waechtersbach"]
[Date "2021.10.01"]
[Round "1.26"]
[White "Merges, Harald"]
[Black "Buettner, Anton"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1758"]
[BlackElo "1152"]
[PlyCount "101"]
[EventDate "2021.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. 0-0 d6 6. d4 exd4 7. Nxd4 c5 8. Nf3 Bg4 9. h3 Bh5 10. Re1 Qf6 11. Qd5 Ra7 12. Qxh5 Be7 13. Nc3 c6 14. e5 dxe5 15. Qxe5 Qxe5 16. Nxe5 Nf6 17. Nxc6 Rc7 18. Rxe7+ Rxe7 19. Nxe7 Kxe7 20. Bg5 Rd8 21. Re1+ Kf8 22. Bxf6 gxf6 23. Rd1 Rb8 24. b3 c4 25. Rd6 cxb3 26. cxb3 Rc8 27. Rd3 Rc6 28. Re3 Rd6 29. Kf1 Kg7 30. Ke2 Kg6 31. Ne4 Rd5 32. Rc3 Re5 33. Kd3 Rd5+ 34. Kc4 Re5 35. Kd4 Rf5 36. Rc6 Rf4 37. Rxa6 Kg7 38. Rxf6 Rxf6 39. Nxf6 Kxf6 40. Kd5 Ke7 41. Kc6 Kd8 42. b4 Kc8 43. g4 Kb8 44. g5 Ka7 45. b5 Kb8 46. b6 Kc8 47. b7+ Kb8 48. Kb6 f6 49. gxf6 h5 50. f7 h4 51. f8Q# 1-0

[Event "Locarno op"]
[Site "Locarno"]
[Date "2021.04.16"]
[Round "1"]
[White "Buettner, Anton"]
[Black "Stepanians, Markus"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1104"]
[BlackElo "1726"]
[PlyCount "52"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bg5 Be7 6. Bd3 h6 7. Bh4 g5 8. Bg3 g4 9. Nd2 exd4 10. Ne2 b6 11. Nxd4 Bb7 12. Bh4 Nxe4 13. Bxe7 Qxe7 14. Nxe4 Bxe4 15. f3 Bxd3+ 16. Kf2 Bc4 17. b3 Be6 18. Nxe6 fxe6 19. Re1 0-0-0 20. Qd4 gxf3 21. gxf3 Ne5 22. Re3 Rhf8 23. Rae1 Rf5 24. Qe4 Rdf8 25. Rg1 d5 26. Qd3 Nxd3+ 0-1

