[Event "FRA-ch U18"]
[Site "Agen"]
[Date "2023.04.25"]
[Round "4"]
[White "Lesueur, Gabriel"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2126"]
[BlackElo "1916"]
[PlyCount "71"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4 5. Nxc6 bxc6 6. Qd4 Bxc3+ 7. Qxc3 f6 8. e4 Ne7 9. Bf4 0-0 10. 0-0-0 d6 11. Bc4+ Kh8 12. h4 Ng6 13. Bg3 Ne5 14. Bb3 Qe8 15. f4 Ng4 16. Qf3 a5 17. a3 a4 18. Ba2 f5 19. Rhe1 fxe4 20. Rxe4 Qg6 21. Re7 Bf5 22. h5 Qxh5 23. Qxc6 Rfc8 24. Be1 Nf6 25. Bc3 Qh6 26. Bd2 Rab8 27. Rde1 Ng8 28. R7e2 Ra8 29. Kb1 Qg6 30. Bc3 h6 31. Ka1 Bxc2 32. Rxc2 Qxc2 33. Bxg7+ Kxg7 34. Qxc2 c5 35. Qc3+ Kf8 36. Qh8 1-0

[Event "Syre Memorial op 43th"]
[Site "Issy les Moulineaux"]
[Date "2022.05.26"]
[Round "1.1"]
[White "Sondermeijer, Damien"]
[Black "Travadon, Loic"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1830"]
[BlackElo "2414"]
[PlyCount "60"]
[EventDate "2022.05.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Qa5+ 5. Nc3 Nd4 6. Bc4 b5 7. Bb3 Nxb3 8. cxb3 Bb7 9. 0-0 b4 10. Ne2 g6 11. Nd2 Bg7 12. Nc4 Qc7 13. Bf4 d6 14. Qd2 h6 15. f3 Nd7 16. d4 Nb6 17. Rac1 Nxc4 18. Rxc4 Ba6 19. Rc2 Bxe2 20. Qxe2 Bxd4+ 21. Be3 Bg7 22. Rd1 0-0 23. Qd2 Qa5 24. Bxh6 Qxa2 25. Bxg7 Kxg7 26. Qd5 a5 27. e5 Rfd8 28. exd6 Rxd6 29. Qe5+ Kg8 30. Rxd6 Qb1+ 0-1

[Event "FRA-ch U16"]
[Site "Agen"]
[Date "2022.04.18"]
[Round "3"]
[White "Lesueur, Gabriel"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "2137"]
[BlackElo "1803"]
[PlyCount "131"]
[EventDate "2022.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[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. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. Be3 exd4 11. cxd4 Na5 12. Bc2 Nc4 13. Bc1 c5 14. b3 Nb6 15. Nbd2 Rc8 16. Bb2 c4 17. bxc4 bxc4 18. Bc3 d5 19. e5 Ne8 20. Ba5 Qc7 21. Qb1 Rb8 22. Bxh7+ Kh8 23. Bf5 Bxf3 24. Nxf3 Qc6 25. e6 Bf6 26. e7 Rg8 27. Bh7 Rb7 28. Bxg8 Kxg8 29. Qf5 Nc8 30. Ne5 Bxe5 31. Qxe5 Rxe7 32. Qg5 f6 33. Qg6 Ned6 34. Bd8 Rd7 35. Bxf6 Ne4 36. Qe8+ Kh7 37. Qh5+ Kg8 38. Be5 Re7 39. Rab1 Nb6 40. Qh4 Re8 41. f3 Nd2 42. Qg5 Rxe5 43. Qxe5 Nxb1 44. Rxb1 Nd7 45. Qe8+ Kh7 46. Qh5+ Kg8 47. Re1 Nf6 48. Qe5 Qb5 49. h4 c3 50. Qe3 Qb2 51. Rc1 c2 52. Qd2 Qxa2 53. Qxc2 Qa3 54. Qc8+ Kh7 55. Qf5+ Kh6 56. Re1 Qc3 57. Qe5 Kh7 58. Qe3 Qb2 59. Kh2 a5 60. Kh3 a4 61. Re2 Qb1 62. Re1 Qb2 63. Qd3+ Kg8 64. Rb1 Qf2 65. Qg6 Kh8 66. Rb8+ 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.30"]
[Round "7"]
[White "Delmas Goyon, Francois"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1877"]
[BlackElo "1714"]
[PlyCount "90"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[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. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. a4 Bd7 10. d4 h6 11. Nbd2 Re8 12. Nf1 Bf8 13. Ng3 Bg4 14. d5 Na5 15. Bc2 Nb7 16. h3 Bd7 17. b4 Qc8 18. Bd2 c6 19. dxc6 Qxc6 20. Bb3 a5 21. axb5 Qxb5 22. Ba4 Qc4 23. Bb3 Qc7 24. Qb1 Reb8 25. Rc1 Bc6 26. Qd3 Qd7 27. Be1 axb4 28. cxb4 Bb5 29. Rxa8 Rxa8 30. Qc2 Nd8 31. Qc7 Nc6 32. Qxd7 Nxd7 33. Bc4 Na7 34. Bd5 Rc8 35. Ra1 Rc7 36. Bb3 g6 37. Nf1 Bxf1 38. Kxf1 Nf6 39. Nd2 Nb5 40. Bc4 Rb7 41. f3 d5 42. exd5 Bxb4 43. Ne4 Nxe4 44. Bxb4 Nbd6 45. Ra8+ Kg7 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.29"]
[Round "5"]
[White "Joslin, Jerome"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "D48"]
[WhiteElo "2048"]
[BlackElo "1714"]
[PlyCount "69"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. d5 Nb6 11. 0-0 Be7 12. dxe6 Bxe6 13. Qe2 Qc7 14. Ng5 Bc4 15. Bxc4 Nxc4 16. a4 h6 17. Nf3 b4 18. Qxc4 bxc3 19. e5 Nh7 20. e6 0-0 21. exf7+ Rxf7 22. bxc3 Bf6 23. Bf4 Qc6 24. Be5 Kf8 25. Bxf6 gxf6 26. Nd4 Qd6 27. Ne6+ Kg8 28. Rfd1 Qe7 29. Re1 Re8 30. Re3 Qd6 31. Rae1 Ree7 32. Ng5 Nxg5 33. Rxe7 Kf8 34. Re8+ Kg7 35. h4 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.29"]
[Round "6"]
[White "Sondermeijer, Damien"]
[Black "Subtil, Thimote"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1714"]
[BlackElo "1199"]
[PlyCount "31"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nc6 6. Nf3 Qc7 7. c4 dxc4 8. Bxc4 Nxe5 9. Nxe5 Qxe5 10. Bb5+ Ke7 11. 0-0 Nf6 12. Bd4 Qd5 13. Nc3 Qd8 14. Re1 Bd7 15. Bxf6+ gxf6 16. Nd5+ 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.28"]
[Round "4"]
[White "Sanchez Narboni, Quentin"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1514"]
[BlackElo "1714"]
[PlyCount "72"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. c3 Qb6 4. Qb3 c4 5. Qc2 Nc6 6. Nf3 Nf6 7. Nbd2 Bg4 8. e3 e6 9. Be2 Bf5 10. Qc1 h6 11. Bd1 Nh5 12. Ne5 Nxe5 13. dxe5 Nxf4 14. exf4 Bc5 15. Rf1 Bd3 16. Be2 Bxe2 17. Kxe2 0-0 18. Nf3 Rfd8 19. Rb1 Qa6 20. a3 d4 21. Nxd4 Bxd4 22. cxd4 Rxd4 23. Rd1 c3+ 24. Kf3 Rd3+ 25. Kg4 Rc8 26. Qc2 Rxd1 27. Rxd1 Qc6 28. f3 cxb2 29. Qxb2 Qc2 30. Qxb7 Qxg2+ 31. Kh4 Qxh2+ 32. Kg4 Rc2 33. Rd8+ Kh7 34. Qb1 h5+ 35. Kg5 Qg3+ 36. Kxh5 Qg6+ 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.28"]
[Round "3"]
[White "Sondermeijer, Damien"]
[Black "Ribiere, Damien"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1714"]
[BlackElo "2030"]
[PlyCount "74"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 Nc6 7. h3 e5 8. Be3 a6 9. 0-0 b5 10. a3 Bb7 11. Qd2 exd4 12. Nxd4 Na5 13. Bg5 c5 14. Nde2 Nc4 15. Qc1 Qc7 16. b3 Nb6 17. Bh6 b4 18. Bxg7 Kxg7 19. axb4 cxb4 20. Na2 a5 21. Qb2 Rfe8 22. g4 Qc5 23. Ng3 Qe5 24. Qxe5 dxe5 25. c4 Nfd7 26. Rfd1 Nc5 27. Nc1 a4 28. bxa4 Rxa4 29. Rxa4 Nbxa4 30. Nd3 Rd8 31. Bf1 Nc3 32. Rd2 Nxd3 33. Rxd3 Rxd3 34. Bxd3 b3 35. Nf1 Bxe4 36. Nd2 Bxd3 37. Nxb3 Bxc4 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.27"]
[Round "2"]
[White "Chaintreau, Maxime"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1329"]
[BlackElo "1714"]
[PlyCount "68"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. a3 Be7 7. Bd3 dxc4 8. Bxc4 b5 9. Bb3 a6 10. 0-0 c5 11. d5 exd5 12. Bxd5 Nxd5 13. Nxd5 Bb7 14. e4 Nb6 15. Nxb6 Qxb6 16. e5 Rd8 17. Qc2 Bxf3 18. gxf3 0-0 19. Kh1 f6 20. Rg1 fxe5 21. Be3 Qc6 22. Rg3 Rxf3 23. Kg1 Rxg3+ 24. hxg3 Qd5 25. Rc1 c4 26. Qc3 Bc5 27. Re1 Bxe3 28. Qxe3 Qd4 29. Qe2 e4 30. Kf1 Qd3 31. g4 Kf7 32. Qxd3 exd3 33. Rd1 Re8 34. Rd2 Kf6 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2021.12.27"]
[Round "1"]
[White "Sondermeijer, Damien"]
[Black "Dufraisse, Matteo"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1714"]
[BlackElo "1280"]
[PlyCount "95"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Bg4 7. h3 Bh5 8. Be3 Nc6 9. Be2 Qf6 10. Qd5 Bxf3 11. Bxf3 a6 12. Qb3 Ne5 13. Bxb7 Rd8 14. Qa4+ Nd7 15. Bc6 Be7 16. 0-0 Qf5 17. Rac1 0-0 18. Bxd7 Qxd7 19. Qxa6 Ra8 20. Qc4 d5 21. Qd3 Rxa2 22. c4 Rxb2 23. cxd5 Rfb8 24. Bd4 Ra2 25. Qg3 f6 26. c4 Bd6 27. f4 Qf5 28. Qg4 Qxg4 29. hxg4 c5 30. dxc6 Rc8 31. c5 Be7 32. Rfe1 Kf7 33. Rb1 Ra7 34. Rb7 Rc7 35. Reb1 Ke6 36. Rxa7 Rxa7 37. Rb7 Ra8 38. f5+ Kd5 39. Rxe7 Kxd4 40. Rxg7 Kxc5 41. c7 Kd6 42. Rf7 h6 43. Rxf6+ Kxc7 44. Rxh6 Ra4 45. g5 Kd7 46. g6 Ke7 47. g7 Kf7 48. f6 1-0

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.30"]
[Round "7"]
[White "Sondermeijer, Damien"]
[Black "De Lagontrie, Jean"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1503"]
[BlackElo "1699"]
[PlyCount "129"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. Na3 Nge7 7. Nc2 0-0 8. d4 cxd4 9. cxd4 Nxd4 10. Ncxd4 exd4 11. Nxd4 Qb6 12. Be3 Bxd4 13. Qxd4 Qxd4 14. Bxd4 Nc6 15. Bf6 Re8 16. Rfe1 Re6 17. e5 Nd4 18. Ba4 b5 19. Rad1 bxa4 20. Rxd4 Rb8 21. Rc1 a6 22. Rb4 Ra8 23. h3 h6 24. Rc7 Rc6 25. Rxc6 dxc6 26. Rxa4 Be6 27. a3 Kf8 28. Rb4 c5 29. Rh4 Ke8 30. Rxh6 Kd7 31. Rh8 Rxh8 32. Bxh8 Kc6 33. Kf1 Kb5 34. Ke1 Kc4 35. Kd2 Kb3 36. Kc1 c4 37. Bf6 c3 38. bxc3 Kxc3 39. Kd1 Kd3 40. Ke1 Bc4 41. h4 Bd5 42. Kf1 Bc6 43. f3 Ke3 44. Bg5+ Kd4 45. Bf4 Bb5+ 46. Kf2 Bd3 47. g4 Bc2 48. h5 gxh5 49. gxh5 Kd5 50. Kg3 Ke6 51. Kg4 f6 52. exf6 Kxf6 53. Bg5+ Ke6 54. f4 Bf5+ 55. Kh4 Bh7 56. Bd8 Kf5 57. Bc7 Bg8 58. Be5 Bh7 59. h6 Bg6 60. Kg3 Bh7 61. Kf3 Ke6 62. Ke3 Kd5 63. Kf3 Ke6 64. Kg3 Kf5 65. Kf3 1/2-1/2

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.29"]
[Round "5"]
[White "Sondermeijer, Damien"]
[Black "Konate, Foune"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1503"]
[BlackElo "1199"]
[PlyCount "61"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nf3 0-0 6. 0-0 Nc6 7. h3 Bd7 8. Be3 Qc8 9. Qd2 Bxh3 10. gxh3 Qxh3 11. Nh2 Ng4 12. f3 Qg3+ 13. Kh1 Qxh2+ 14. Qxh2 Nxh2 15. Kxh2 a6 16. Rad1 Nb4 17. Rf2 b5 18. Bb3 c6 19. a3 Nxc2 20. Rxc2 e6 21. d5 c5 22. dxe6 c4 23. Ba2 fxe6 24. Rf2 Rad8 25. Kg2 Bf6 26. Bh6 Rf7 27. f4 Bg7 28. Bxg7 Kxg7 29. b3 Rc7 30. bxc4 Rxc4 31. Bxc4 1-0

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.29"]
[Round "6"]
[White "Surugue, Philippe"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1867"]
[BlackElo "1503"]
[PlyCount "54"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bg5 Nf6 4. e3 c5 5. c3 Nc6 6. Bd3 Be7 7. Nbd2 cxd4 8. exd4 0-0 9. 0-0 Bd7 10. Rc1 Ne8 11. Bf4 Bd6 12. Bxd6 Nxd6 13. h4 f6 14. Re1 e5 15. dxe5 Nxe5 16. Bb1 Bc6 17. Rxe5 fxe5 18. Bxh7+ Kxh7 19. Ng5+ Kh6 20. Ndf3 Qf6 21. Qd2 Qf4 22. Qc2 Ne4 23. g3 Qf5 24. Re1 Nxg5 25. hxg5+ Kh7 26. g6+ Kh8 27. Rxe5 Qxc2 0-1

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.28"]
[Round "4"]
[White "Montay, Jean Paul"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1298"]
[BlackElo "1503"]
[PlyCount "68"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. 0-0 d6 6. Be3 Bb6 7. Nc3 Bg4 8. Qd2 Bxf3 9. gxf3 Bxe3 10. fxe3 Qd7 11. Kh1 0-0-0 12. a4 g5 13. b4 Nxb4 14. Rab1 c5 15. Bb5 Qe7 16. Rb2 a6 17. Bc4 Kc7 18. Na2 Nc6 19. Rfb1 Rb8 20. Nc3 h5 21. Bd5 Qd7 22. Bxc6 Qxc6 23. Rb6 Qd7 24. Nd5+ Nxd5 25. exd5 Qxa4 26. e4 g4 27. fxg4 hxg4 28. c4 g3 29. Qg5 Rxh2+ 30. Kg1 Qd7 31. Qxg3 Qh3 32. Qxh2 Rg8+ 33. Kh1 Qf3+ 34. Qg2 Qxg2# 0-1

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.28"]
[Round "3"]
[White "Sondermeijer, Damien"]
[Black "Drouot, Frederic"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1503"]
[BlackElo "1976"]
[PlyCount "84"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be6 7. Be3 Be7 8. Bd3 Nc6 9. Qd2 h6 10. c4 Bf6 11. c3 Qd7 12. 0-0 0-0-0 13. b4 Kb8 14. a4 Ne5 15. Nxe5 dxe5 16. Rfd1 e4 17. Bxe4 Qxd2 18. Bxd2 Rxd2 19. Rxd2 Bxc3 20. Rad1 Bxd2 21. Rxd2 Bxc4 22. h3 Re8 23. Rd4 Be6 24. Kh2 c6 25. Kg3 Kc7 26. f4 Rd8 27. Rxd8 Kxd8 28. f5 Bb3 29. a5 Kd7 30. Kf4 f6 31. g4 b6 32. axb6 axb6 33. Bf3 c5 34. bxc5 bxc5 35. Ke3 Kd6 36. h4 Ke5 37. h5 c4 38. Kd2 Kd4 39. Bc6 c3+ 40. Ke2 Bc4+ 41. Kd1 Bd3 42. Be8 Ke3 0-1

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.27"]
[Round "1"]
[White "Sondermeijer, Damien"]
[Black "Ibazizen, Abdelatif"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1503"]
[BlackElo "2015"]
[PlyCount "42"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 e6 6. 0-0 Be7 7. d4 0-0 8. Bd3 e5 9. dxe5 dxe5 10. c4 Re8 11. Nc3 h6 12. Nd5 Bf8 13. Qc2 Nb8 14. a3 Nc6 15. Nd2 Nd4 16. Qc3 Nh5 17. b4 Re6 18. Nb3 Rg6 19. bxc5 Nf3+ 20. Kh1 Qh4 21. gxf3 Qh3 0-1

[Event "Montigny le Bretonneux Noel op 20th"]
[Site "Montigny le Bretonneux"]
[Date "2019.12.27"]
[Round "2"]
[White "Vo, Bao Nam"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1226"]
[BlackElo "1503"]
[PlyCount "82"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Qf3 Be6 6. c4 Qxf3 7. Nxf3 g6 8. d4 Bg7 9. Bd3 0-0 10. 0-0 Bd7 11. Re1 Re8 12. Bf4 Nc6 13. Bxc7 Nxd4 14. Nxd4 Bxd4 15. Be5 Bxe5 16. Rxe5 Rad8 17. Rae1 Be6 18. Bc2 Rd2 19. Ba4 Rc8 20. R5e2 Rxe2 21. Rxe2 Rxc4 22. Bc2 Bf5 23. Bd1 Rc1 24. Rd2 Bc2 25. Kf1 Rxd1+ 26. Ke2 Rxd2+ 27. Kxd2 Be4 28. f3 Bd5 29. b3 Kg7 30. Ke3 e5 31. g4 h5 32. g5 f6 33. f4 exf4+ 34. Kxf4 fxg5+ 35. Kxg5 b6 36. h3 a5 37. h4 a4 38. Kf4 axb3 39. axb3 Bxb3 40. Ke3 Bf7 41. Kd4 b5 0-1

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.30"]
[Round "7"]
[White "Vadillo, Torre Ismael"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1616"]
[BlackElo "1471"]
[PlyCount "129"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bf4 Bg7 6. e3 0-0 7. h3 a6 8. a4 Nbd7 9. Be2 dxc4 10. Bxc4 b5 11. axb5 cxb5 12. Bxb5 Bb7 13. Be2 Nb6 14. 0-0 Nbd5 15. Bh2 a5 16. Nb5 Bh6 17. Nd2 Qd7 18. Nf3 Ne4 19. Ne5 Qe6 20. Bc4 Qc8 21. Rc1 Qd8 22. Nd3 Nxe3 23. fxe3 Bxe3+ 24. Nf2 Nxf2 25. Rxf2 Bxf2+ 26. Kxf2 Qd7 27. Qd3 Kh8 28. Kg1 Qc6 29. Qe2 Ba6 30. b3 Bxb5 31. Qe5+ Qf6 32. Qxf6+ exf6 33. Bxb5 Rac8 34. Bc4 Rfd8 35. Rd1 Kg7 36. Bb5 Rd5 37. Ba4 Rcd8 38. Bc7 Rxd4 39. Rxd4 Rxd4 40. Bxa5 Rf4 41. g3 Rf5 42. b4 h5 43. Kg2 g5 44. Bc6 g4 45. hxg4 hxg4 46. b5 Rc5 47. Bb6 Rc2+ 48. Bf2 Kf8 49. Bd7 Rb2 50. b6 Ke7 51. Bxg4 Kd8 52. Bf3 Kc8 53. b7+ Kb8 54. g4 Rxb7 55. Bxb7 Kxb7 56. Bd4 Kc6 57. Bxf6 Kd7 58. Kf3 Ke6 59. g5 Kf5 60. Kg3 Kg6 61. Kg4 Kh7 62. Kh5 Kg8 63. Kh6 Kf8 64. Kh7 Ke8 65. Kg7 1-0

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.29"]
[Round "6"]
[White "Appavou, Calixte"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1714"]
[BlackElo "1471"]
[PlyCount "105"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. h3 Bd7 10. Nb3 Ne5 11. f4 Ng6 12. Bd3 Bc6 13. Nd4 d5 14. e5 Nd7 15. Nce2 Nc5 16. Bxg6 hxg6 17. Ng3 Bh4 18. Nxc6 bxc6 19. Bxc5 Bxg3 20. Bxf8 Kxf8 21. Rf3 Bh4 22. Kh1 Qb6 23. b3 a5 24. a4 Rb8 25. Qd3 Qb4 26. Rd1 c5 27. Qa6 Qb6 28. Qxb6 Rxb6 29. g4 Be7 30. f5 gxf5 31. gxf5 d4 32. Rdf1 exf5 33. Rxf5 f6 34. exf6 gxf6 35. Kg2 Re6 36. R1f2 Re3 37. R5f3 Re5 38. Kf1 Kg7 39. Re2 Rxe2 40. Kxe2 Kg6 41. Rg3+ Kh6 42. Kf3 Bd6 43. Rg8 Bh2 44. Rc8 Bd6 45. Rc6 Be7 46. Rc7 Bd8 47. Rxc5 Kg6 48. Rd5 Bb6 49. h4 Kf7 50. h5 Kg8 51. Kg4 Kf7 52. Kf5 Bc7 53. Rd7+ 1-0

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.29"]
[Round "5"]
[White "Sondermeijer, Damien"]
[Black "Benbakir, Ameur"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1471"]
[BlackElo "1619"]
[PlyCount "69"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 g6 6. c3 Bg7 7. d4 Nh6 8. h3 0-0 9. Be3 Kh8 10. Qd2 Ng8 11. Na3 f5 12. Ng5 Qc8 13. Ne6 Rf7 14. Nxg7 Kxg7 15. f3 Ndf6 16. dxc5 dxc5 17. e5 Nh5 18. Bf4 Nxf4 19. Qxf4 Qc6 20. Nc2 e6 21. Rfd1 Rd7 22. Rd6 Rxd6 23. exd6 Rd8 24. Rd1 Nf6 25. Qe5 Kf7 26. Ne3 b5 27. a4 a6 28. axb5 axb5 29. b3 Ne8 30. d7 Rxd7 31. Rxd7+ Qxd7 32. Qxc5 Nf6 33. c4 bxc4 34. Nxc4 Nh5 35. Ne5+ 1-0

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.28"]
[Round "3"]
[White "Sondermeijer, Damien"]
[Black "Fayolle, Guy"]
[Result "0-1"]
[ECO "C59"]
[WhiteElo "1471"]
[BlackElo "1683"]
[PlyCount "66"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 Bc5 9. c3 h6 10. Nxf7 Kxf7 11. b4 Bxf2+ 12. Kxf2 Nb7 13. Rf1 Rf8 14. Bc4+ Kg6 15. Kg1 Kh7 16. Qc2+ Kh8 17. Qg6 Nd6 18. Bb3 Bd7 19. Bc2 Be8 20. Qg3 Qe7 21. d4 exd4 22. Qh4 Nf7 23. Qxd4 Rd8 24. Qe3 Qc7 25. Qe6 Bd7 26. Bf4 Qxf4 27. Rxf4 Bxe6 28. Na3 Rd2 29. Ba4 Bd5 30. g3 Rg2+ 31. Kf1 Rxh2 32. Ke1 Re8+ 33. Kd1 Rh1+ 0-1

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.28"]
[Round "4"]
[White "Touiller, Wiktor"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1299"]
[BlackElo "1471"]
[PlyCount "74"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 e6 6. Bb5 Bb4 7. Bxc6 Bxc3+ 8. bxc3 bxc6 9. e5 Nd5 10. Ne2 Qa5 11. Qd4 Ba6 12. Bd2 Bxe2 13. Kxe2 Qa6+ 14. c4 0-0 15. Rhb1 Nb6 16. Rb4 Rac8 17. Qc5 f6 18. Bf4 fxe5 19. Bxe5 Rf5 20. f4 d5 21. a4 Nxc4 22. Rxc4 Qxc4+ 23. Qxc4 dxc4 24. a5 g5 25. g3 gxf4 26. gxf4 Rh5 27. Rg1+ Kf7 28. Rg7+ Kf8 29. f5 Rxf5 30. Rxh7 Rxe5+ 31. Kf3 Rg5 32. Rh8+ Rg8 33. Rxg8+ Kxg8 34. h4 Kh7 35. Kg4 Kh6 36. h5 Rg8+ 37. Kh4 Rg5 0-1

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.27"]
[Round "2"]
[White "Meunier, Mathieu"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1150"]
[BlackElo "1471"]
[PlyCount "88"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. 0-0 a6 5. Nc3 b5 6. Bb3 c4 7. Bxc4 bxc4 8. d4 cxd3 9. cxd3 d6 10. Be3 Nf6 11. Qd2 Be7 12. Rac1 0-0 13. Ne2 Bd7 14. Ng3 Ng4 15. h3 Nxe3 16. Qxe3 Qa5 17. a3 d5 18. Rcd1 Bc5 19. d4 Ba7 20. Qg5 h6 21. Qg4 Ne7 22. Nh5 Ng6 23. Nh4 Kh7 24. f4 Rg8 25. f5 Nxh4 26. Qxh4 exf5 27. exf5 Qd8 28. Qg4 Qg5 29. Qxg5 hxg5 30. f6 g6 31. Ng3 Bb5 32. Rfe1 Bb8 33. Kh2 Bxg3+ 34. Kxg3 Rge8 35. Rxe8 Rxe8 36. Rc1 Re6 37. Rf1 Bxf1 38. Kf2 Rxf6+ 39. Kg1 Kg8 40. b4 Kf8 41. a4 Ke7 42. b5 axb5 43. a5 b4 44. a6 Bxa6 0-1

[Event "Montigny le Bretonneux Noel op 19th"]
[Site "Montigny le Bretonneux"]
[Date "2018.12.27"]
[Round "1"]
[White "Sondermeijer, Damien"]
[Black "Imbert, Christophe"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1471"]
[BlackElo "1978"]
[PlyCount "166"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Nxc6 bxc6 8. Bc1 Qb6 9. Qf3 g6 10. h3 Ne5 11. Qe3 Bg7 12. Qxb6 axb6 13. f4 Nd7 14. Bc4 Ba6 15. Bxa6 Rxa6 16. Bd2 0-0 17. 0-0 b5 18. a3 Nb6 19. b3 Rfa8 20. Rae1 Rxa3 21. e5 d5 22. Be3 Nd7 23. Bd4 e6 24. Nd1 Bf8 25. Nf2 Ra2 26. Ra1 Nc5 27. b4 Ne4 28. Nxe4 dxe4 29. Rxa2 Rxa2 30. c3 Bh6 31. g3 Kf8 32. Rf2 Ra4 33. Re2 Ke8 34. Kf2 Bf8 35. Ke3 c5 36. bxc5 Rc4 37. c6 Kd8 38. Bb6+ Kc8 39. Rd2 Rxc3+ 40. Kxe4 Rxc6 41. Rd8+ Kb7 42. Rxf8 Kxb6 43. Rb8+ Ka5 44. g4 Rc4+ 45. Ke3 Rc3+ 46. Kd2 Rf3 47. Rh8 Rxf4 48. Rxh7 Kb4 49. Ke3 Rf1 50. Ke2 Rh1 51. Rxf7 Rxh3 52. Rf6 g5 53. Rg6 Kc4 54. Rxg5 Kd5 55. Kd2 Rg3 56. Kc2 Re3 57. Rg8 Rxe5 58. Kd3 Kd6 59. g5 Ke7 60. g6 Kf6 61. Kd4 Rd5+ 62. Ke4 Rg5 63. Rb8 Kxg6 64. Rb6 Kf6 65. Kd4 Rd5+ 66. Ke4 Rh5 67. Kd3 Rd5+ 68. Ke4 Ke7 69. Rb7+ Kd6 70. Rb6+ Kd7 71. Rb8 Rc5 72. Kd4 Rh5 73. Rb6 b4 74. Kc4 Rh1 75. Rxb4 Rh4+ 76. Kc5 Rxb4 77. Kxb4 Kd6 78. Kc3 Ke5 79. Kd3 Kf4 80. Kd4 e5+ 81. Kd3 Kf3 82. Kd2 e4 83. Kd1 Kf2 0-1

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.28"]
[Round "9"]
[White "Gazay, Didier"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1657"]
[BlackElo "1410"]
[PlyCount "106"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. cxd5 cxd5 5. Nf3 e6 6. 0-0 Nc6 7. d3 Bd7 8. b3 Be7 9. Bb2 0-0 10. e3 Rc8 11. Nc3 a6 12. Ne2 Bd6 13. a3 b5 14. h3 Ne7 15. Ne5 Ng6 16. Nxd7 Nxd7 17. f4 Ne7 18. e4 dxe4 19. dxe4 Bc7 20. Kh2 e5 21. f5 f6 22. b4 Nb6 23. Qb3+ Nc4 24. Rad1 Bd6 25. Bc1 Kh8 26. g4 a5 27. Ng3 Nc6 28. Rd5 Nd4 29. Qa2 Nb6 30. bxa5 Nxd5 31. Qxd5 Rc5 32. Qa2 Qxa5 33. Bd2 Qa6 34. Bb4 Rc2 35. Qb1 Rc4 36. Bd2 Qxa3 37. g5 Bb4 38. Bc1 Qa7 39. gxf6 gxf6 40. Bh6 Rf7 41. Qd1 Bf8 42. Qh5 Bxh6 43. Qxh6 Qb8 44. Rg1 Qf8 45. Qh4 Rc2 46. Kh1 Qg7 47. Nf1 Qg5 48. Qe1 Rg7 49. h4 Nf3 50. hxg5 Nxe1 51. Ne3 Re2 52. Bh3 Rxe3 53. Kh2 Nf3+ 0-1

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.27"]
[Round "8"]
[White "Sondermeijer, Damien"]
[Black "Vadillo, Torre Ismael"]
[Result "0-1"]
[ECO "C23"]
[WhiteElo "1410"]
[BlackElo "1622"]
[PlyCount "60"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Be7 3. Qh5 Nh6 4. Qxe5 0-0 5. d3 d6 6. Qc3 Ng4 7. Nf3 Bf6 8. Qd2 Nc6 9. h3 Nge5 10. Nxe5 Nxe5 11. Bb3 Bh4 12. Nc3 Be6 13. Qe2 Bxb3 14. cxb3 f5 15. g3 fxe4 16. gxh4 Nxd3+ 17. Kf1 Rxf2+ 18. Qxf2 Nxf2 19. Kxf2 Qxh4+ 20. Ke2 Qh5+ 21. Kd2 Qg5+ 22. Kd1 Qh5+ 23. Kc2 Qf3 24. Bd2 Qd3+ 25. Kc1 e3 26. Bxe3 Qxe3+ 27. Kc2 Qf2+ 28. Kd3 Re8 29. b4 Re3+ 30. Kc4 Qxb2 0-1

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.26"]
[Round "7"]
[White "Branson, James"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1582"]
[BlackElo "1410"]
[PlyCount "72"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 d6 6. 0-0 e6 7. d3 Nf6 8. Qe1 0-0 9. f5 d5 10. exd5 exd5 11. Bb3 Bxf5 12. Qh4 Ng4 13. Bg5 Bf6 14. Nxd5 Bxg5 15. Nxg5 h6 16. Nf3 Qxh4 17. Nxh4 Be6 18. Nc7 Bxb3 19. Nxa8 Bxc2 20. Nc7 Nd4 21. Rae1 Bxd3 22. Rf4 Ne2+ 23. Kh1 Nxf4 24. g3 Nf2+ 25. Kg1 N2h3+ 26. Kh1 g5 27. Nf3 Rc8 28. Ne8 Nf2+ 29. Kg1 Ne4 30. Rxe4 Bxe4 31. Nf6+ Kh8 32. Nxe4 Nd3 33. h3 b6 34. Nfd2 Rd8 35. Kf1 Nc1 36. h4 f5 0-1

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.25"]
[Round "6"]
[White "Sondermeijer, Damien"]
[Black "Couronne, Patrice"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1410"]
[BlackElo "1614"]
[PlyCount "85"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bd7 5. Re1 g6 6. c3 Bg7 7. d4 cxd4 8. cxd4 a6 9. Bf1 Nf6 10. h3 0-0 11. Nc3 Re8 12. Be3 Kh8 13. Qd2 b5 14. Bd3 Rc8 15. Bh6 Qb6 16. Be3 Qb7 17. Bh6 Na5 18. e5 dxe5 19. dxe5 Bxh6 20. Qxh6 Ng8 21. Qh4 Kg7 22. Qd4 Nc6 23. Be4 Nxd4 24. Bxb7 Rc7 25. Nxd4 Rxb7 26. e6 fxe6 27. Nxe6+ Bxe6 28. Rxe6 b4 29. Nd5 Rd8 30. Rb6 Rxb6 31. Nxb6 Rd2 32. a3 b3 33. Rb1 Rd4 34. Rc1 Nf6 35. Rc3 Rd1+ 36. Kh2 Ne4 37. Rxb3 Nxf2 38. Re3 Rd2 39. Rxe7+ Kh6 40. Na4 Nd1 41. Re6 Nxb2 42. Nxb2 Rxb2 43. Rxa6 1/2-1/2

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.24"]
[Round "5"]
[White "Sondermeijer, Damien"]
[Black "Fayolle, Guy"]
[Result "1-0"]
[ECO "C59"]
[WhiteElo "1410"]
[BlackElo "1677"]
[PlyCount "41"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Qd4 11. f4 Bc5 12. Rf1 Bd6 13. c3 Qd5 14. b4 Nb7 15. Bc4 Bxe5 16. Bxd5 cxd5 17. fxe5 Ng4 18. d4 Nxh2 19. Rh1 Ng4 20. Qe2 Nd8 21. Qb5+ 1-0

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.23"]
[Round "4"]
[White "Flamand, Arthur"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1495"]
[BlackElo "1410"]
[PlyCount "109"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. f4 c5 2. e3 d5 3. Bb5+ Bd7 4. Qe2 a6 5. Bxd7+ Nxd7 6. Nf3 Ngf6 7. d3 Nb6 8. b3 g6 9. Bb2 Bg7 10. g4 d4 11. g5 Nfd5 12. exd4 Nxf4 13. Qe4 Ne6 14. c3 Qd5 15. Nbd2 cxd4 16. cxd4 Rd8 17. Qxd5 Nxd5 18. Kf2 Nb4 19. Ke2 Nxd4+ 20. Nxd4 Bxd4 21. Bxd4 Rxd4 22. Nf3 Rxd3 23. a3 Rxb3 24. axb4 Rxb4 25. Rac1 0-0 26. Rc7 Re8 27. Rd1 b5 28. Rdd7 Kf8 29. Ra7 Ra4 30. Nd4 Ra2+ 31. Kf3 Rxh2 32. Rxa6 e5 33. Nxb5 e4+ 34. Kg3 Rh5 35. Nd6 Rxg5+ 36. Kf4 Rf5+ 37. Nxf5 gxf5 38. Kxf5 e3 39. Rd1 Kg7 40. Rg1+ Kh8 41. Kf6 e2 42. Re1 Rg8 43. Kxf7 Rg7+ 44. Ke8 Rg8+ 45. Kd7 Rg7+ 46. Kc6 Rg6+ 47. Kb5 Rxa6 48. Kxa6 Kg7 49. Kb5 h5 50. Kc4 Kg6 51. Kd3 h4 52. Ke3 Kg5 53. Kf3 Kh5 54. Rxe2 h3 55. Kg3 1-0

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.22"]
[Round "3"]
[White "Sondermeijer, Damien"]
[Black "Sagon, Lancelot"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1410"]
[BlackElo "1673"]
[PlyCount "106"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 d6 7. Bb5 Bd7 8. Bxc6 bxc6 9. Nb3 Nf6 10. f3 Qc7 11. Qd2 a5 12. Na4 c5 13. Naxc5 dxc5 14. Nxc5 Bc6 15. Nd3 0-0 16. Bh6 e5 17. Bxg7 Kxg7 18. h4 h5 19. 0-0 Bb5 20. Rfc1 Bxd3 21. cxd3 Qb6+ 22. Qf2 Qxf2+ 23. Kxf2 Rfc8 24. b3 a4 25. bxa4 Rxc1 26. Rxc1 Rxa4 27. Ra1 Nh7 28. g3 f5 29. Ke3 Kf6 30. Rb1 Nf8 31. Rb8 Ne6 32. Rb2 f4+ 33. gxf4 exf4+ 34. Kf2 Ra5 35. Rd2 Ke5 36. Ke1 Kd4 37. Rb2 Ke3 38. Rb6 Rxa2 39. Kd1 Nd4 40. Kc1 Ra1+ 41. Kb2 Rg1 42. e5 Nxf3 43. e6 Kxd3 44. e7 Re1 45. Rxg6 Rxe7 46. Rf6 Ke3 47. Kc3 Nxh4 48. Rd6 f3 49. Rd3+ Kf2 50. Rd5 Ke1 51. Rxh5 f2 52. Ra5 f1Q 53. Ra1+ Kf2 0-1

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.21"]
[Round "2"]
[White "Couradin, Jean Marie"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1613"]
[BlackElo "1410"]
[PlyCount "85"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. c3 Nf6 6. Be2 cxd4 7. exd4 Bd6 8. Ne5 Bd7 9. Nd2 Qc7 10. Ndf3 Ng4 11. Nxg4 Bxf4 12. g3 Bd6 13. 0-0 f6 14. Ne3 0-0-0 15. c4 dxc4 16. Nxc4 Be8 17. Rc1 Qf7 18. Qb3 Kb8 19. Rfd1 g5 20. Ne3 Na5 21. Qc2 h5 22. h4 g4 23. Nd2 f5 24. d5 f4 25. dxe6 Qxe6 26. Nf5 Bg6 27. Bd3 Rc8 28. Qb1 Rxc1 29. Rxc1 Nc6 30. Nxd6 Qxd6 31. Bxg6 Qxd2 32. Rd1 Qa5 33. gxf4 Qb6 34. Kg2 Ne7 35. Be4 Qf6 36. Kg3 Rf8 37. Qc1 Nf5+ 38. Bxf5 Qxf5 39. Qd2 a6 40. Qd6+ Ka8 41. Rd5 Qe4 42. Qxf8+ Ka7 43. Qc5+ 1-0

[Event "Montigny Autumn-B 17th"]
[Site "Montigny le Bretonneux"]
[Date "2018.10.20"]
[Round "1"]
[White "Sondermeijer, Damien"]
[Black "Fruchard, Alois"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1410"]
[BlackElo "1405"]
[PlyCount "89"]
[EventDate "2018.10.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 d6 5. d4 0-0 6. 0-0 c5 7. Nc3 Nc6 8. e3 Bf5 9. b3 Nb4 10. Bb2 Qa5 11. Ne1 Rab8 12. a3 Nc6 13. Nc2 Bxc2 14. Qxc2 cxd4 15. b4 Qc7 16. Nb5 Qd7 17. Nxd4 Rfc8 18. Rfd1 Ne5 19. c5 dxc5 20. bxc5 Qe8 21. Nb3 Nc6 22. e4 Rd8 23. f3 b6 24. cxb6 Rxb6 25. e5 Nd5 26. f4 e6 27. Nc5 Rdb8 28. Bxd5 exd5 29. Bc3 Qd8 30. Qd2 Rb5 31. Bb4 Bf8 32. Qxd5 Qxd5 33. Rxd5 a5 34. Nd7 axb4 35. Nxb8 Rxb8 36. axb4 Rxb4 37. Kg2 Nd4 38. Ra2 Nb5 39. Rd8 Kg7 40. Raa8 Rb2+ 41. Kh3 Bc5 42. Rab8 Bg1 43. Kg4 h5+ 44. Kg5 Nd4 45. Rg8+ 1-0

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.13"]
[Round "8"]
[White "Montay, Jean Paul"]
[Black "Sondermeijer, Damien"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1391"]
[BlackElo "1414"]
[PlyCount "77"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 Nf6 3. Nf3 g6 4. g3 Bg7 5. d4 d5 6. c5 0-0 7. Bg2 Nbd7 8. 0-0 Re8 9. Be3 e5 10. dxe5 Nxe5 11. Bd4 Ned7 12. Re1 b6 13. b4 Bf8 14. Na4 bxc5 15. Nxc5 Nxc5 16. bxc5 Nd7 17. Qa4 Qc7 18. Rac1 a5 19. Be3 Qa7 20. Qxc6 Rxe3 21. fxe3 Bxc5 22. Nd4 Bxd4 23. exd4 Qxd4+ 24. Kh1 Nb6 25. Qe8+ Kg7 26. Rf1 Be6 27. Qb5 Bd7 28. Qd3 Qxd3 29. exd3 Be6 30. Rc2 Rc8 31. Rfc1 d4 32. Rxc8 Nxc8 33. h4 Nd6 34. a4 Bb3 35. Rc5 Bxa4 36. Rxa5 Bc2 37. Bf1 Nf5 38. Kh2 Ne3 39. Be2 1/2-1/2

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.13"]
[Round "7"]
[White "Sondermeijer, Damien"]
[Black "Pelletier, Sylvain"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1414"]
[BlackElo "1399"]
[PlyCount "69"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. Qe2 f6 7. Bxd5 Qxd5 8. Nc3 Bb4 9. 0-0 Bxc3 10. bxc3 Bg4 11. h3 Bxf3 12. Qxf3 Qxf3 13. gxf3 0-0-0 14. f4 exf4 15. Bxf4 Ne5 16. Kg2 Rhe8 17. Be3 b6 18. a4 a5 19. Rfd1 Kb7 20. c4 c5 21. Rab1 Kc6 22. Rb5 Rb8 23. Rdb1 Red8 24. Bxc5 Nd7 25. Be3 g5 26. Bd2 Kc7 27. c5 Nxc5 28. Bxa5 Nxa4 29. Be1 Re8 30. R5b4 Nc5 31. Rc4 Kd6 32. f3 Re2+ 33. Kf1 Rxc2 34. Rxc2 Nxd3 35. Rd2 1-0

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.13"]
[Round "9"]
[White "Sondermeijer, Damien"]
[Black "Trevisiol, Antoine"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1414"]
[BlackElo "1404"]
[PlyCount "78"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Bd3 Bb5 7. 0-0 Nc6 8. a3 a5 9. Qe2 Bxd3 10. Qxd3 Nge7 11. g4 cxd4 12. cxd4 Ng6 13. Nc3 a4 14. Qb5 Qxb5 15. Nxb5 Ra5 16. Nc3 Be7 17. Bd2 h6 18. Rac1 Kd7 19. Rc2 Raa8 20. Rfc1 Nh4 21. Nxh4 Nxd4 22. Ng2 Nxc2 23. Rxc2 Rhc8 24. Rc1 Rc4 25. Ne3 Rc5 26. h3 d4 27. Ncd5 exd5 28. Rxc5 dxe3 29. Rxd5+ Ke6 30. Rd3 exd2 31. Rxd2 Kxe5 32. f4+ Kxf4 33. Rf2+ Ke3 34. Rxf7 Bf6 35. Rxb7 Rc8 36. b3 Kf3 37. Rf7 axb3 38. Rb7 Rc1+ 39. Kh2 Be5# 0-1

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.12"]
[Round "6"]
[White "Branson, James"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1516"]
[BlackElo "1414"]
[PlyCount "81"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ndf3 Qb6 8. Ne2 cxd4 9. cxd4 Be7 10. 0-0 0-0 11. a3 f6 12. Qc2 g6 13. Bxg6 f5 14. Bh5 Kh8 15. Bh6 Rd8 16. Ng5 Bxg5 17. Bxg5 Rg8 18. Be3 Nf8 19. Rad1 Ng6 20. Bg5 Re8 21. Bf6+ Kg8 22. Qc3 Kf7 23. Nf4 Rg8 24. Qh3 Ke8 25. Bxg6+ Rxg6 26. Nxg6 hxg6 27. Qh8+ Kd7 28. Qg7+ Ne7 29. Qxe7+ Kc6 30. Rc1+ Kb5 31. Qb4+ Ka6 32. Qa4+ Qa5 33. Qxa5+ Kxa5 34. Rc5+ Ka4 35. Rfc1 Bd7 36. R1c3 b6 37. Rc7 Bb5 38. Re7 Bc4 39. f4 a5 40. Kf2 Rh8 41. h3 1-0

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.12"]
[Round "4"]
[White "Sagon, Lancelot"]
[Black "Sondermeijer, Damien"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1479"]
[BlackElo "1414"]
[PlyCount "72"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 Be6 7. Be3 0-0 8. Nbd2 c6 9. c3 Qc7 10. Qc2 Ng4 11. h3 Nf6 12. Nh4 Nbd7 13. Nf5 Bf4 14. Bxf4 Qxf4 15. Ng3 Rfe8 16. Rfe1 Qc7 17. Re2 Re7 18. Rae1 Rae8 19. Nf5 Bxf5 20. Rxe7 Rxe7 21. Rxe7 Be6 22. Bf5 Qd6 23. Bxe6 fxe6 24. Rxd7 Qxd7 25. Nf3 Qd6 26. Qe2 h6 27. Ne5 Nd7 28. Nd3 Kf8 29. Qf3+ Ke7 30. Qg4 Kf8 31. Qg6 Qe7 32. Qg4 Nf6 33. Qf3 Ke8 34. Ne5 g5 35. Ng6 Qg7 36. Ne5 Qe7 1/2-1/2

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.12"]
[Round "5"]
[White "Sondermeijer, Damien"]
[Black "Privat, Jean Claude"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1414"]
[BlackElo "1605"]
[PlyCount "46"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. Bc2 Nb4 9. Nc3 Nxc2+ 10. Qxc2 Rc8 11. 0-0 Ne7 12. Be3 Nf5 13. Rac1 Bb4 14. a3 Be7 15. Qe2 0-0 16. g4 Nxe3 17. fxe3 Rxc3 18. bxc3 Bb5 19. Qb2 Bxf1 20. Qxb6 axb6 21. Kxf1 Bxa3 22. Rb1 Rc8 23. Rb3 Bf8 1/2-1/2

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.10"]
[Round "1"]
[White "David, Frederic"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1964"]
[BlackElo "1414"]
[PlyCount "53"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nbd2 Nc6 10. Nb3 Qc7 11. Bf4 Nge7 12. Rc1 Ng6 13. Bg3 Rc8 14. h4 Qb8 15. h5 Ngxe5 16. Rxc6 Bxc6 17. Bxe5 Qa8 18. Nfd4 f6 19. Bg3 e5 20. Re1 Bb4 21. Qg4 Bd7 22. Qxg7 Rf8 23. Re2 e4 24. Nb5 Rc6 25. Bxe4 Kd8 26. Bxd5 Rc8 27. Nd6 1-0

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.10"]
[Round "3"]
[White "Sondermeijer, Damien"]
[Black "Duval, Dominique"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1414"]
[BlackElo "1704"]
[PlyCount "53"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 c6 6. Bd3 Bg4 7. Be3 e6 8. 0-0 Be7 9. a3 0-0 10. Be2 Nbd7 11. b4 Nb6 12. Qd2 Nbd5 13. Nxd5 Nxd5 14. c4 Nxe3 15. fxe3 Rad8 16. Qc2 Bf6 17. c5 Qc7 18. Bd3 h6 19. Nd2 Rd5 20. Ne4 Rh5 21. g3 Bg5 22. Nxg5 Rxg5 23. Rf4 h5 24. Qf2 e5 25. Re4 Rf5 26. Qb2 Re8 27. Rxg4 1-0

[Event "Montigny le Bretonneux op 22nd"]
[Site "Montigny le Bretonneux"]
[Date "2018.05.10"]
[Round "2"]
[White "Sondermeijer, Damien"]
[Black "Rayeh, Anas"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1414"]
[BlackElo "1204"]
[PlyCount "55"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. Nc3 g6 6. 0-0 Bg7 7. Bg5 0-0 8. Qd2 Bg4 9. Qe3 Nd4 10. Nxd4 exd4 11. Qxd4 h6 12. Bxf6 Bxf6 13. Qe3 Kg7 14. h3 Bxc3 15. bxc3 Be6 16. Qd4+ Kg8 17. Bb3 Qh4 18. Qe3 f5 19. Bxe6+ Kg7 20. exf5 gxf5 21. Rab1 f4 22. Qd4+ Rf6 23. Rxb7 Raf8 24. Rxc7+ Kg6 25. Qe4+ Kh5 26. Bg4+ Kg5 27. Rg7+ Rg6 28. Rxg6# 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.28"]
[Round "9"]
[White "Branson, James"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1564"]
[BlackElo "1297"]
[PlyCount "147"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 Qxd5 6. Bc4 Qd8 7. Nb3 cxd4 8. 0-0 Nf6 9. Nbxd4 Nxd4 10. Nxd4 Bc5 11. c3 0-0 12. Bg5 Bxd4 13. cxd4 Qe7 14. Qf3 e5 15. d5 Qd6 16. Bxf6 Qxf6 17. Qxf6 gxf6 18. Rad1 Rd8 19. f4 e4 20. f5 b6 21. Rf4 Re8 22. Re1 e3 23. g4 Bb7 24. Rd4 Rad8 25. Kf1 Re5 26. d6 Bc6 27. Ke2 Rd7 28. Kd3 Re8 29. Rxe3 Red8 30. Kc3 Rxd6 31. Rxd6 Rxd6 32. Re7 Rd7 33. Bxf7+ Kg7 34. Rxd7 Bxd7 35. Bd5 Kh6 36. h4 Bb5 37. Bf3 Kg7 38. Kd4 Kf7 39. g5 a6 40. Kd5 fxg5 41. hxg5 Bd3 42. Ke5 Kg7 43. Bd5 h6 44. gxh6+ Kxh6 45. Ke6 Kg7 46. f6+ Kf8 47. b4 a5 48. a3 axb4 49. axb4 b5 50. Kd6 Be2 51. Kc5 Bd3 52. Bc6 Kf7 53. Bxb5 Be4 54. Bc6 Bd3 55. Bb5 Be4 56. Bc4+ Kxf6 57. Kd6 Bb7 58. b5 Be4 59. b6 Bb7 60. Bd5 Ba6 61. Kc7 Ke7 62. Bc6 Ke6 63. Bb5 Bb7 64. Kxb7 Kd6 65. Kc8 Kc5 66. b7 Kxb5 67. b8Q+ Kc6 68. Qe5 Kb6 69. Qc3 Kb5 70. Kc7 Ka4 71. Qb2 Ka5 72. Kc6 Ka6 73. Kc5 Ka5 74. Qa3# 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.28"]
[Round "8"]
[White "Sondermeijer, Damien"]
[Black "Tornare, Michel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1297"]
[BlackElo "1835"]
[PlyCount "144"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d4 Be7 5. 0-0 0-0 6. Bf4 b6 7. Nbd2 c5 8. e3 Ba6 9. Re1 Nbd7 10. Rc1 Nh5 11. Be5 f6 12. Bf4 g5 13. g4 Ng7 14. Bg3 Rc8 15. h4 h6 16. b3 Nb8 17. c4 cxd4 18. exd4 Ba3 19. Rc2 Nc6 20. Nb1 Bb4 21. Nfd2 Nxd4 22. Rc1 dxc4 23. a3 Bxd2 24. Nxd2 cxb3 25. Rxc8 Qxc8 26. Nxb3 Nxb3 27. Qxb3 Bb7 28. Bh3 Qc6 29. Kh2 Rd8 30. Qe3 Qd5 31. h5 Qd3 32. Qxd3 Rxd3 33. Ra1 f5 34. a4 f4 35. Rc1 fxg3+ 36. fxg3 Rd7 37. Rf1 Rf7 38. Rc1 Ne8 39. Rd1 Bd5 40. Kg1 Nf6 41. Rd4 Rc7 42. Kf1 Rc4 43. Rxc4 Bxc4+ 44. Ke1 Bb3 45. a5 bxa5 46. Kd2 a4 47. Kc3 Ne4+ 48. Kb2 Nxg3 49. Bg2 Bd5 50. Bh3 e5 51. Ka3 Bb3 52. Bg2 e4 53. Kb2 e3 54. Bf3 e2 55. Bxe2 Nxe2 56. Ka3 Nd4 57. Kb2 Nc2 58. Kc3 Kf7 59. Kb2 Ke6 60. Kc3 Ke5 61. Kb2 Kf4 62. Kc3 Kxg4 63. Kb2 Kxh5 64. Kc3 g4 65. Kb2 g3 66. Kb1 a3 67. Kc1 g2 68. Kd2 a2 69. Ke2 a1Q 70. Kd3 Qd4+ 71. Ke2 Bc4+ 72. Kf3 Ne1+ 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.28"]
[Round "7"]
[White "Trevisiol, Thierry"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1611"]
[BlackElo "1297"]
[PlyCount "25"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Nbd7 6. cxd5 cxd5 7. Bb5 a6 8. Qa4 Bg7 9. Ne5 0-0 10. Bxd7 Nxd7 11. Nxd5 Nb6 12. Nxb6 Qxb6 13. 0-0 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.27"]
[Round "6"]
[White "Delpech, Olivier"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1660"]
[BlackElo "1297"]
[PlyCount "133"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. d3 Nc6 5. 0-0 e5 6. c4 d4 7. Bd2 Be7 8. Re1 0-0 9. e3 Re8 10. exd4 exd4 11. a3 a5 12. Re2 Bd6 13. Bg5 Rxe2 14. Qxe2 Qe7 15. Qxe7 Bxe7 16. Nbd2 Ng4 17. Bf4 Bf5 18. h3 Nf6 19. Ne1 Rd8 20. g4 Bd7 21. Ne4 Nxe4 22. Bxe4 h6 23. Nf3 a4 24. Re1 Na5 25. Bc7 Rc8 26. Bxa5 Rb8 27. Bxb7 Rxb7 28. Rxe7 Kf8 29. Re2 Bc6 30. Nh4 Rb3 31. Rd2 Kg8 32. Bc7 Kh7 33. Bd6 g5 34. Nf5 Bd7 35. Ng3 Rb6 36. Bxc5 Re6 37. Re2 Rc6 38. Bxd4 Rd6 39. Bc3 Rxd3 40. Rd2 Rxd2 41. Bxd2 Kg6 42. Bc3 Be6 43. c5 Bd5 44. Ne2 f5 45. Nd4 fxg4 46. hxg4 Kf7 47. Bd2 Kg6 48. c6 Bc4 49. Ba5 Ba6 50. b4 axb3 51. Nxb3 Kf7 52. c7 Ke8 53. Nc5 Ke7 54. Nxa6 Kd7 55. Kf1 Kc8 56. Nc5 h5 57. gxh5 g4 58. Ne4 g3 59. fxg3 Kd7 60. h6 Ke6 61. c8Q+ Ke5 62. Qc4 Kf5 63. h7 Kg6 64. h8Q Kf5 65. Qf6+ Kg4 66. Nf2+ Kh5 67. Qch4# 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.27"]
[Round "4"]
[White "Montay, Jean Paul"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1343"]
[BlackElo "1297"]
[PlyCount "58"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. e3 Nc6 5. cxd5 Nxd5 6. Nge2 Bg4 7. a3 Nxc3 8. bxc3 Be7 9. Bg2 Qd7 10. Rb1 Rb8 11. d3 0-0 12. h3 Bf5 13. e4 Be6 14. Bb2 Rfd8 15. d4 Bc4 16. 0-0 Bxe2 17. Qxe2 exd4 18. cxd4 Nxd4 19. Bxd4 Qxd4 20. Rfd1 Qa4 21. Rxd8+ Bxd8 22. Qd3 Be7 23. Rd1 Qxa3 24. Qxa3 Bxa3 25. e5 g6 26. Rd7 c5 27. Bxb7 c4 28. Bd5 c3 29. Rxa7 c2 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.27"]
[Round "5"]
[White "Sondermeijer, Damien"]
[Black "Rivier, Sylvain"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1297"]
[BlackElo "1532"]
[PlyCount "123"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. e3 Nc6 5. d4 cxd4 6. exd4 Bg4 7. 0-0 Qd7 8. Re1 e6 9. Nbd2 Nxd4 10. h3 Nxf3+ 11. Nxf3 Bxf3 12. Bxf3 Bc5 13. Bg5 Be7 14. Bxf6 Bxf6 15. Qxd5 Qxd5 16. Bxd5 Rc8 17. c3 b6 18. Rad1 0-0 19. Bf3 Rfd8 20. a4 a5 21. h4 Kf8 22. Kf1 Ke8 23. Be4 h6 24. h5 Rc5 25. Rxd8+ Bxd8 26. g4 Rc4 27. f3 Rxa4 28. Bc6+ Ke7 29. Bxa4 Kf6 30. f4 Bc7 31. Re4 g5 32. fxg5+ Kxg5 33. Be8 f5 34. Rxe6 Kxg4 35. Rxh6 f4 36. Rf6 Kg5 37. Rf7 Be5 38. Rh7 f3 39. h6 Kf4 40. Rf7+ Kg5 41. h7 Kh6 42. Bc6 Kg6 43. Rd7 Bg7 44. Be4+ Kf6 45. Rd8 b5 46. h8Q Bxh8 47. Rxh8 Ke5 48. Bxf3 Kd6 49. b4 a4 50. Bd1 Kd5 51. Rh4 a3 52. Bb3+ Kc6 53. Ke2 Kd6 54. Rh5 Ke7 55. Rh6 Kd7 56. Kd3 Kc7 57. Kd4 Kb7 58. Kc5 Ka7 59. Kxb5 a2 60. Bxa2 Kb8 61. Rh7 Kc8 62. Kc6 1-0

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.25"]
[Round "2"]
[White "Benbakir, Ameur"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1486"]
[BlackElo "1297"]
[PlyCount "56"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Nc6 6. Nge2 Bd6 7. Bg5 0-0 8. Nxd5 Be7 9. Nxe7+ Qxe7 10. c3 Re8 11. 0-0 Qe6 12. Re1 Qd6 13. Qc2 h6 14. Bh4 b6 15. Bg3 Qd7 16. Nf4 Bb7 17. Bf5 Qd8 18. Re2 Nd5 19. Rae1 Rxe2 20. Rxe2 Ndb4 21. Qb1 Nd5 22. Nxd5 Qxd5 23. Bxc7 Nxd4 24. Be4 Nxe2+ 25. Kh1 Qxe4 26. Qxe4 Bxe4 27. f3 Bd5 28. h3 Bxa2 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.25"]
[Round "3"]
[White "Sondermeijer, Damien"]
[Black "Benbakir, Chouaib"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1297"]
[BlackElo "1809"]
[PlyCount "74"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. d4 d6 6. 0-0 Nc6 7. Nc3 e5 8. e3 exd4 9. exd4 h6 10. Re1 Bg4 11. Qd3 Bf5 12. Qd1 Nb4 13. Re2 c6 14. a3 Na6 15. Bd2 Bd3 16. Re1 Bxc4 17. Ne4 Bd5 18. Nxf6+ Qxf6 19. Be3 Nc7 20. Qd2 Bxf3 21. Bxf3 Qxf3 22. Bxh6 Rfe8 23. Bxg7 Kxg7 24. Qb4 Nb5 25. a4 a5 26. Qc4 Nc7 27. b4 Qd5 28. Qc3 axb4 29. Qxb4 Rxe1+ 30. Rxe1 Ne6 31. Rd1 c5 32. Qb5 Nxd4 33. Qd7 Ne2+ 34. Kf1 Qxd1+ 35. Kg2 Qd5+ 36. Kf1 Nd4 37. Qg4 Qh1# 0-1

[Event "Montigny le Bretonneux op 21st"]
[Site "Montigny le Bretonneux"]
[Date "2017.05.25"]
[Round "1"]
[White "Sondermeijer, Damien"]
[Black "Couradin, Jean Marie"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1297"]
[BlackElo "1624"]
[PlyCount "82"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. d4 c6 5. Nbd2 Nbd7 6. c4 e6 7. Qb3 Rb8 8. 0-0 Bd6 9. Re1 0-0 10. Nh4 Bg6 11. e4 dxe4 12. Nxe4 Bxe4 13. Bxe4 Nxe4 14. Rxe4 Nf6 15. Re1 Qa5 16. Be3 Bb4 17. Red1 Rfd8 18. Bf4 Bd6 19. Bxd6 Rxd6 20. Nf3 Qh5 21. Qe3 Rbd8 22. Rd3 c5 23. Qe5 Qxe5 24. Nxe5 Rxd4 25. Rad1 Ne8 26. Rxd4 cxd4 27. Nf3 d3 28. Ne5 d2 29. Nf3 Nf6 30. Rxd2 Rxd2 31. Nxd2 Kf8 32. Kg2 Ke7 33. Kf3 Kd6 34. Ne4+ Nxe4 35. Kxe4 f5+ 36. Kd4 e5+ 37. Kc3 a5 38. a3 g5 39. b4 axb4+ 40. axb4 h5 41. Kd3 b6 1/2-1/2

[Event "Montigny le Bretonneux Noel op 17th"]
[Site "Montigny le Bretonneux"]
[Date "2016.12.30"]
[Round "7"]
[White "Thomas, Robert"]
[Black "Sondermeijer, Damien"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1348"]
[BlackElo "1009"]
[PlyCount "82"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 Qb6 7. Be2 Be7 8. 0-0 Rc8 9. dxc5 Bxc5 10. b4 Be7 11. Be3 Qc7 12. Bf4 f6 13. Bg3 fxe5 14. Nd4 Nxd4 15. cxd4 Bd6 16. dxe5 Bxe5 17. Bxe5 Qxe5 18. Nd2 Nf6 19. Re1 Qd6 20. h3 0-0 21. Bf3 Bb5 22. Nb3 b6 23. Nd4 Bd7 24. b5 e5 25. Ne2 e4 26. Bg4 Bxg4 27. hxg4 Nxg4 28. Ng3 Qe6 29. Rf1 e3 30. f3 Qe5 31. Qe1 Nf6 32. f4 Qe6 33. Qe2 d4 34. Rad1 Rcd8 35. a4 Ne4 36. Nxe4 Qxe4 37. Qc4+ Kh8 38. Rf3 Qd5 39. Qc7 Rd7 40. Qc2 d3 41. Qb2 e2 0-1

[Event "Montigny le Bretonneux Noel op 17th"]
[Site "Montigny le Bretonneux"]
[Date "2016.12.29"]
[Round "6"]
[White "Benbakir, Ameur"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1495"]
[BlackElo "1009"]
[PlyCount "111"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c5 5. dxc5 Bxc5 6. Bb5+ Bd7 7. Qd3 a6 8. Bxd7+ Qxd7 9. 0-0 Ne7 10. Ng5 Qf5 11. Qxf5 Nxf5 12. Re1+ Ne7 13. Nc3 0-0 14. Na4 Bd6 15. Nb6 Ra7 16. Be3 Re8 17. Nxd5 Ra8 18. Nb6 Nbc6 19. Nxa8 Rxa8 20. c3 b5 21. Rad1 Bc7 22. Rd7 Rc8 23. Bc5 h6 24. Bxe7 hxg5 25. Bxg5 f6 26. Bd2 a5 27. g3 b4 28. Re6 Bb6 29. Rdd6 bxc3 30. Bxc3 Nd8 31. Rxb6 Nxe6 32. Rxe6 a4 33. h4 a3 34. Rb6 Kh7 35. Rb3 axb2 36. Bxb2 Rc2 37. a4 Rc5 38. Bd4 Ra5 39. Rb4 Rd5 40. Bb6 Rd1+ 41. Kg2 Ra1 42. a5 Kh8 43. Kh3 Kg8 44. Rd4 Kh7 45. Kg4 Kh6 46. Rd6 Kg6 47. h5+ Kh6 48. Be3+ Kh7 49. a6 Ra5 50. a7 Ra4+ 51. f4 Re4 52. a8Q Rxe3 53. Rxf6 Re7 54. Qf8 Ra7 55. Rd6 Rb7 56. Rd8 1-0

[Event "Montigny le Bretonneux Noel op 17th"]
[Site "Montigny le Bretonneux"]
[Date "2016.12.28"]
[Round "3"]
[White "Nguyen, Hai Long"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "1567"]
[BlackElo "1009"]
[PlyCount "63"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Nbd7 5. e3 e6 6. Bd3 Be7 7. 0-0 0-0 8. b3 b6 9. Bb2 c5 10. cxd5 Nxd5 11. Nxd5 exd5 12. dxc5 Nxc5 13. Bc2 Re8 14. Nd4 Qd7 15. Qh5 h6 16. Nf5 Qc6 17. Nxg7 Rd8 18. Qe5 Qd6 19. Qh5 Ne4 20. Nf5 Bxf5 21. Qxf5 Qe6 22. Bxe4 Qxe4 23. Qxe4 dxe4 24. Rfd1 f5 25. h3 Rd6 26. Rxd6 Bxd6 27. Rd1 Bc7 28. Rd7 Rc8 29. Rg7+ Kf8 30. Rh7 a5 31. Rh8+ Ke7 32. Rxc8 1-0

[Event "Montigny le Bretonneux Noel op 17th"]
[Site "Montigny le Bretonneux"]
[Date "2016.12.28"]
[Round "4"]
[White "Sondermeijer, Damien"]
[Black "Barthere, Gilles"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "1009"]
[BlackElo "1509"]
[PlyCount "64"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Nde2 Nc6 8. 0-0 Be7 9. f4 0-0 10. Kh1 b5 11. Bd3 Qb6 12. Rf3 Ng4 13. Qe1 Bb7 14. h3 Nf6 15. Be3 Qc7 16. a3 Rad8 17. Rd1 e5 18. f5 Rd7 19. Rd2 Rfd8 20. Qd1 d5 21. Rf1 d4 22. Bf2 dxc3 23. bxc3 Na5 24. Kh2 Nxe4 25. Bg3 Nxg3 26. Nxg3 e4 27. Bxe4 Rxd2 28. Qf3 Rxc2 29. Qg4 Bxe4 30. Qxe4 Rxc3 31. Qg4 Rxg3 32. Qxg3 Bd6 0-1

[Event "Montigny le Bretonneux Noel op 17th"]
[Site "Montigny le Bretonneux"]
[Date "2016.12.27"]
[Round "2"]
[White "Sondermeijer, Damien"]
[Black "Fayolle, Guy"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "1009"]
[BlackElo "1818"]
[PlyCount "80"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 h6 9. Nf3 e4 10. Ng1 Bc5 11. Ne2 Ng4 12. 0-0 Qh4 13. h3 Nxf2 14. Rxf2 Qxf2+ 15. Kh2 Bd6+ 16. Kh1 Bxh3 17. Qg1 Qxe2 18. gxh3 0-0 19. Nc3 Qf3+ 20. Qg2 Qxg2+ 21. Kxg2 f5 22. a3 Rac8 23. b4 Nb7 24. Bb2 Be5 25. Rd1 Rf6 26. Nxe4 Rg6+ 27. Kf2 Bxb2 28. Nc3 Rd8 29. Ne2 Bd4+ 30. Kf1 Kh7 31. c3 Bb6 32. Bc2 Kh8 33. Bxf5 Rf6 34. Ng3 Nd6 35. Kg2 Nxf5 36. Nh5 Rg6+ 37. Kf3 Nh4+ 38. Ke2 Re6+ 39. Kf1 Rf8+ 40. Nf6 Rfxf6# 0-1

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.08"]
[Round "7.14"]
[White "Bouloc, Roger"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1386"]
[BlackElo "1009"]
[PlyCount "39"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 c6 4. Nc3 cxd5 5. d4 Nc6 6. Bb5 Bg4 7. 0-0 e6 8. Bg5 h6 9. Bh4 Bb4 10. Qd3 Qd6 11. a3 Ba5 12. Ne5 Bc7 13. f4 0-0 14. Bxf6 gxf6 15. Nxg4 Bd8 16. Nxh6+ Kg7 17. Rf3 Kh8 18. Rh3 Kg7 19. Qg3+ Kh8 20. Nf5# 1-0

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.08"]
[Round "9.17"]
[White "Sondermeijer, Damien"]
[Black "Griffon Du Bellay, Louis"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1009"]
[BlackElo "1099"]
[PlyCount "38"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. 0-0 0-0 6. Nd5 Nxe4 7. Qe2 Ng5 8. Nxe5 Nxe5 9. Qxe5 Re8 10. Qf5 c6 11. d3 h6 12. Nf4 d5 13. Ne6 Bxe6 14. Qf4 dxc4 15. dxc4 a6 16. Bd2 Bd6 17. Qh4 Nf3+ 18. gxf3 Qxh4 19. Kh1 Qxh2# 0-1

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.08"]
[Round "8.15"]
[White "Tanchoux, Pierre"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1393"]
[BlackElo "1009"]
[PlyCount "69"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 c6 3. Nf3 cxd5 4. d4 Nc6 5. Nc3 Bg4 6. Be2 Nf6 7. 0-0 e6 8. a3 Qb6 9. Be3 Bd6 10. Ne5 0-0 11. Nxg4 Qxb2 12. Rb1 Qxc3 13. Nxf6+ gxf6 14. Bd3 Qxa3 15. Qh5 Rfc8 16. Qxh7+ Kf8 17. Rxb7 Rc7 18. Rxc7 Bxc7 19. Qh8+ Ke7 20. Qxa8 Qd6 21. Rb1 Qxh2+ 22. Kf1 Qh1+ 23. Ke2 Qh5+ 24. f3 Qh2 25. Rg1 Qd6 26. Rh1 Qg3 27. Rh8 Qxg2+ 28. Bf2 Nxd4+ 29. Kd2 Qxf2+ 30. Kc3 Ba5+ 31. Kb2 Nxc2 32. Re8+ Kd6 33. Qb8+ Bc7 34. Rd8+ Kc6 35. Qb5# 1-0

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.07"]
[Round "5.19"]
[White "Marchal, Mathilde"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1190"]
[BlackElo "1009"]
[PlyCount "27"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[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 Nf6 4. 0-0 Bc5 5. c3 a6 6. Ba4 0-0 7. d4 Nxe4 8. Re1 b5 9. Bc2 d5 10. Bxe4 exd4 11. Bc2 dxc3 12. Nxc3 d4 13. Qd3 dxc3 14. Qxh7# 1-0

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.07"]
[Round "6.20"]
[White "Sondermeijer, Damien"]
[Black "Griffon Du Bellay, Mathilde"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1009"]
[BlackElo "1060"]
[PlyCount "41"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Bf4 Nc6 4. f3 e6 5. e4 Nf6 6. exf5 Nxd4 7. Qxd4 b6 8. fxe6 c5 9. Bb5+ Ke7 10. Qe5 a6 11. Bc6 Rc8 12. Bb7 Rb8 13. Bxa6 Ke8 14. Bb5+ Ke7 15. Bc6 Rc8 16. Nxd5+ Nxd5 17. Bxd5 Ke8 18. Ne2 Be7 19. exf7+ Kf8 20. Bh6 gxh6 21. Qxh8# 1-0

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.05"]
[Round "2.20"]
[White "Le Ny, Bernard"]
[Black "Sondermeijer, Damien"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1345"]
[BlackElo "1009"]
[PlyCount "93"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Nf3 e5 6. Be2 Bc5 7. 0-0 0-0 8. Nc3 Bf5 9. a3 Nd4 10. Nxe5 Nxe2+ 11. Qxe2 Re8 12. Qf3 Rxe5 13. b4 Bd4 14. Bb2 Qc7 15. Nb5 Qxc4 16. Nxd4 Be4 17. Qf4 Qd5 18. Nf3 Bxf3 19. Bxe5 Bxg2 20. Rfc1 Bh3 21. Qg3 Rd8 22. Bxf6 Kf8 23. Bxd8 Qxd8 24. Qxh3 Qg5+ 25. Kf1 Qb5+ 26. d3 g6 27. Qh6+ Ke7 28. Rc7+ Ke8 29. Re1+ Kd8 30. Qf8+ Kxc7 31. Re7+ Kd6 32. Rxb7+ Kc6 33. Rxb5 Kxb5 34. Qe8+ Kb6 35. Qxf7 Kb5 36. Qe8+ Kb6 37. a4 a5 38. Qb5+ Kc7 39. bxa5 h5 40. a6 Kd6 41. a7 Ke6 42. a8R Kf6 43. Re8 g5 44. Qe5+ Kf7 45. Qe6+ Kg7 46. Re7+ Kh8 47. Qc8# 1-0

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.05"]
[Round "3.19"]
[White "Sondermeijer, Damien"]
[Black "Carbonero, Jean Marc"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1009"]
[BlackElo "1165"]
[PlyCount "92"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. 0-0 Bc5 5. b3 Nf6 6. d3 d6 7. h3 Qe7 8. Nc3 Be6 9. Bb2 0-0-0 10. Qd2 Bxc4 11. dxc4 Qd7 12. Nd5 Nxe4 13. Qe1 Bxf2+ 14. Rxf2 Nxf2 15. Qxf2 f6 16. Bc3 g5 17. Ba5 e4 18. Bxc7 Rde8 19. Nd4 Rhf8 20. Qe3 Re5 21. Nxc6 Qxc6 22. Qxa7 Kd7 23. Rd1 Ree8 24. c5 Qxc5+ 25. Qxc5 dxc5 26. Nxf6+ Kxc7 27. Nxe8+ Rxe8 28. c3 e3 29. Kf1 e2+ 30. Ke1 exd1Q+ 31. Kxd1 Rd8+ 32. Kc2 b5 33. Kb2 Rd2+ 34. Ka3 Rxg2 35. b4 Kc6 36. Kb3 c4+ 37. Ka3 Rg3 38. h4 gxh4 39. Kb2 h3 40. a4 bxa4 41. Ka3 Kb5 42. Kb2 h2 43. Ka3 h1Q 44. Ka2 Ka6 45. Kb2 Rg2+ 46. Ka3 Qa1# 0-1

[Event "Montigny le Bretonneux 1hKO 20th"]
[Site "Montigny le Bretonneux"]
[Date "2016.05.05"]
[Round "1.20"]
[White "Sondermeijer, Damien"]
[Black "Rivier, Sylvain"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1009"]
[BlackElo "1534"]
[PlyCount "46"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "FRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. Qxd4 Nc6 7. Qd1 Bxc3+ 8. bxc3 Nxe5 9. Bf4 Qf6 10. Ne2 Ne7 11. g3 0-0 12. Bg2 N7g6 13. 0-0 Nxf4 14. Nxf4 Nc4 15. Re1 Bd7 16. Bf3 Rac8 17. Qd3 Ne5 18. Qe2 Nxf3+ 19. Qxf3 Rxc3 20. Qe2 Rfc8 21. Qg4 Rxc2 22. Nh5 Qxf2+ 23. Kh1 Qxh2# 0-1

