[Event "Mont de Marsan op 9th"]
[Site "Mont de Marsan"]
[Date "2012.12.30"]
[Round "9"]
[White "Deroche, Etienne"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1520"]
[BlackElo "1876"]
[PlyCount "100"]
[EventDate "2012.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Nc3 Nd7 6. Ne2 c5 7. Ng3 Bg6 8. c3 Ne7 9. Bd3 Bxd3 10. Qxd3 Nc6 11. 0-0 Rc8 12. Bf4 Be7 13. Qd2 h6 14. h3 Qa5 15. Qd1 Qb6 16. Qb3 Qxb3 17. axb3 cxd4 18. cxd4 0-0 19. Ne2 a6 20. Nc1 Na7 21. Nd3 Nb5 22. b4 Rc4 23. Nc5 Nxc5 24. bxc5 Nxd4 25. Nxd4 Rxd4 26. Be3 Rb4 27. Rab1 Rc8 28. Rfc1 Kf8 29. Bd2 Rb3 30. Rc3 Rxc3 31. bxc3 Rc7 32. Be3 Ke8 33. Kf1 Kd7 34. f4 Kc8 35. Bd4 Bxc5 36. Ke2 Bxd4 37. cxd4 h5 38. Kd2 b5 39. g4 hxg4 40. hxg4 g6 41. Ra1 Kb7 42. Rf1 a5 43. f5 gxf5 44. gxf5 a4 45. fxe6 fxe6 46. Rf6 Rc6 47. Rf7+ Kb6 48. Rd7 a3 49. Rd6 a2 50. Rxc6+ Kxc6 0-1

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.05.01"]
[Round "8"]
[White "Ternault, Mathieu"]
[Black "Constantin, Mathias"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1994"]
[BlackElo "1818"]
[PlyCount "119"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 0-0 7. Qc2 Nbd7 8. cxd5 exd5 9. Bd3 h6 10. Bf4 Nh5 11. Be5 Nhf6 12. h3 Re8 13. 0-0-0 c5 14. Bxf6 Nxf6 15. dxc5 Be6 16. Bb5 Rf8 17. e4 Bxc5 18. exd5 Bd7 19. Bxd7 Qxd7 20. Kb1 Rac8 21. Rhe1 Rfd8 22. Ne5 Qd6 23. Ng4 Bb4 24. Nxf6+ Qxf6 25. Re3 g6 26. Rdd3 Qg5 27. Rg3 Qf5 28. Rd4 Qxc2+ 29. Kxc2 Bd6 30. Rf3 Be5 31. Rd1 b5 32. Kb3 Rb8 33. Re3 f6 34. f4 Bxf4 35. Re6 Kf7 36. Ne4 f5 37. Nc3 a5 38. Ra6 a4+ 39. Kc2 b4 40. Nxa4 b3+ 41. axb3 Rdc8+ 42. Nc3 Rb7 43. Rd3 Be5 44. Re3 Re7 45. Kd3 Rd8 46. Kc4 Rc7+ 47. Rc6 Re7 48. b4 f4 49. Re1 h5 50. Ne4 Bxb2 51. Ng5+ Ke8 52. Rxe7+ Kxe7 53. Rxg6 Bf6 54. Ne4 Rc8+ 55. Kd3 Bh4 56. Re6+ Kd8 57. Nc5 Rb8 58. Kc4 Rc8 59. Rh6 Be1 60. d6 1-0

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.04.30"]
[Round "7"]
[White "Constantin, Mathias"]
[Black "Galloux, Maxime"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1818"]
[BlackElo "2021"]
[PlyCount "35"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 d6 6. e3 h6 7. Bxf6 Bxf6 8. Qc2 Nc6 9. a3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bd3 a6 13. 0-0 Re8 14. Rad1 c6 15. b4 b5 16. a4 bxc4 17. Bxc4 d5 18. Bd3 1/2-1/2

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.04.29"]
[Round "6"]
[White "Gallice, Francois"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1861"]
[BlackElo "1818"]
[PlyCount "188"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 Nf6 4. c4 e6 5. 0-0 Be7 6. b3 0-0 7. Bb2 c5 8. d3 d6 9. Nbd2 Na6 10. a3 Nc7 11. Rc1 Rb8 12. Rc2 Nd7 13. Qa1 Bf6 14. Bxf6 Qxf6 15. Qxf6 Nxf6 16. Rfc1 e5 17. Ng5 Bc8 18. Nge4 Nxe4 19. Nxe4 Rd8 20. b4 Ne6 21. e3 f5 22. Nc3 Nc7 23. b5 Be6 24. Nd5 Nxd5 25. Bxd5 Kf7 26. a4 Bxd5 27. cxd5 Rd7 28. e4 fxe4 29. dxe4 a5 30. Rf1 Re8 31. f4 exf4 32. Rxf4+ Kg6 33. Kf2 Rde7 34. Ke3 Re5 35. Kd3 h5 36. Rcf2 R8e7 37. h4 c4+ 38. Kd4 Kh6 39. R2f3 g5 40. hxg5+ Rxg5 41. Kxc4 Rc7+ 42. Kd4 Rc1 43. Rf6+ Rg6 44. Rxg6+ Kxg6 45. Rc3 Rd1+ 46. Ke3 Kf6 47. Rc6 Ke5 48. Rc8 Re1+ 49. Kf3 Rf1+ 50. Ke2 Ra1 51. Rc4 Ra2+ 52. Kf3 Ra3+ 53. Kg2 Re3 54. Kh3 Rxe4 55. Rxe4+ Kxe4 56. Kh4 Kxd5 57. Kxh5 Kc5 58. g4 d5 59. g5 d4 60. Kg4 Kb4 61. g6 d3 62. Kf3 Kc3 63. g7 d2 64. Ke2 Kc2 65. g8Q d1Q+ 66. Kf2 Qd4+ 67. Kf3 Kc3 68. Qa2 Kb4 69. Kg2 Qg4+ 70. Kh2 Qd1 71. Qe6 Qc2+ 72. Kg1 Qc5+ 73. Kh2 Kxa4 74. Qa2+ Kxb5 75. Qb3+ Kc6 76. Qg3 Qd5 77. Qc3+ Kb7 78. Qg7+ Ka6 79. Qf8 Qc6 80. Qf1+ b5 81. Qa1 a4 82. Qa2 b4 83. Qe2+ Kb7 84. Qg4 Qd6+ 85. Kh3 a3 86. Qf3+ Kb6 87. Qe3+ Qc5 88. Qe6+ Ka5 89. Qe8 Qc4 90. Qa8+ Kb5 91. Qb7+ Ka4 92. Qa7+ Kb3 93. Kh2 Kb2 94. Qg7+ Qc3 0-1

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.04.28"]
[Round "5"]
[White "Constantin, Mathias"]
[Black "Le Hetet, Nicolas"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1818"]
[BlackElo "2149"]
[PlyCount "52"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bd3 d5 7. exd5 Nxd5 8. 0-0 Be7 9. Re1 Bf6 10. Be4 Be6 11. Bd2 0-0 12. Nc3 Re8 13. Nxd5 Bxd5 14. Bc3 Bxe4 15. Rxe4 Qc7 16. Qe2 Re7 17. Rd1 g6 18. Ne1 Bg7 19. Qc4 Rc8 20. Nd3 h6 21. Rde1 Kh7 22. Nb4 Nd4 23. Qd3 Rd7 24. Rd1 Rcd8 25. Bxd4 Rxd4 26. Rxd4 Rxd4 0-1

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.04.27"]
[Round "4"]
[White "Lapeyre, Pierre"]
[Black "Constantin, Mathias"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "2103"]
[BlackElo "1818"]
[PlyCount "122"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. f4 g6 2. Nf3 Bg7 3. g3 f5 4. Bg2 Nf6 5. c3 Nc6 6. 0-0 0-0 7. Ne5 e6 8. Nxc6 bxc6 9. d3 d5 10. Nd2 Qe7 11. Nf3 Nd7 12. e4 fxe4 13. dxe4 Qc5+ 14. Kh1 Nf6 15. e5 Ne4 16. Nd4 Re8 17. Rf3 Qb6 18. Qc2 c5 19. Nb3 c4 20. Nd4 Bf8 21. Qa4 Bb7 22. Qb5 a6 23. Qxb6 cxb6 24. Bh3 Bc8 25. Be3 b5 26. a3 Bd7 27. Nc2 a5 28. Rff1 Nc5 29. Rfd1 Na6 30. Kg1 b4 31. axb4 axb4 32. Rxd5 exd5 33. Bxd7 Nc7 34. Bxe8 Rxa1+ 35. Nxa1 Nxe8 36. cxb4 Bxb4 37. Nc2 Ba5 38. Kf2 Nc7 39. Ke2 Ne6 40. Nd4 Kf7 41. Nc6 Bc7 42. g4 h5 43. h3 hxg4 44. hxg4 Nd8 45. Nb4 Ke6 46. Bd4 Ba5 47. Nc2 Nc6 48. Ke3 Bc7 49. Bc5 g5 50. Nd4+ Nxd4 51. Bxd4 gxf4+ 52. Kxf4 Ba5 53. g5 Bd2+ 54. Kg4 Bc1 55. g6 Bh6 56. Kh5 Bg7 57. Bc3 Bf8 58. Bd2 Bg7 59. Bc3 Bf8 60. Kg5 Bg7 61. Bd2 Bf8 1/2-1/2

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.04.26"]
[Round "3"]
[White "Constantin, Mathias"]
[Black "Guenin, Pierre"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1818"]
[BlackElo "1664"]
[PlyCount "65"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Bd3 g6 7. h3 Bg7 8. Nf3 e5 9. Be3 Nc6 10. Qc1 Nb4 11. 0-0 Nxd3 12. cxd3 b5 13. Nd5 Nxd5 14. Qc6+ Bd7 15. Qxd5 Be6 16. Qc6+ Bd7 17. Qxd6 Qe7 18. Bc5 Qxd6 19. Bxd6 f6 20. Rac1 Rc8 21. Rxc8+ Bxc8 22. Rc1 Kd7 23. Bb8 Bh6 24. Rc7+ Ke6 25. d4 Bd7 26. d5+ Ke7 27. Ba7 Rc8 28. Rxc8 Bxc8 29. Ne1 f5 30. f3 Kd6 31. Bb8+ Kc5 32. Bxe5 Be3+ 33. Kf1 1-0

[Event "Ambes op 3rd"]
[Site "Ambes"]
[Date "2010.04.24"]
[Round "1"]
[White "Quideau, Patrice"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1780"]
[BlackElo "1818"]
[PlyCount "58"]
[EventDate "2010.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 b6 2. e4 Bb7 3. Nc3 e6 4. a3 Nf6 5. d3 Nc6 6. Be2 Be7 7. h3 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Ne4 Nf6 11. Nxf6+ Bxf6 12. c3 Ne7 13. Qc2 c5 14. Bf4 Ng6 15. Bg3 Qd5 16. Rfe1 Rfd8 17. Bf1 Qf5 18. Re3 Re8 19. Qa4 Rad8 20. Rae1 a6 21. Be5 Rd5 22. d4 b5 23. Qd1 Nxe5 24. Nxe5 Bxe5 25. Bd3 Qg5 26. dxe5 Rxd3 27. Qg4 Qxg4 28. hxg4 Rxe3 29. Rxe3 Rd8 0-1

[Event "Creon op 14th"]
[Site "Creon"]
[Date "2009.07.28"]
[Round "3"]
[White "Constantin, Mathias"]
[Black "Gipouloux, Laurent"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1881"]
[BlackElo "1737"]
[PlyCount "43"]
[EventDate "2009.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 b6 3. g3 Bb7 4. Bg2 Nf6 5. 0-0 c5 6. d3 Be7 7. Nc3 0-0 8. Bf4 Nh5 9. Qc1 d6 10. Bd2 Nd7 11. a3 d5 12. Ne1 Nhf6 13. e3 Qb8 14. b3 Ne5 15. d4 Ng6 16. cxd5 cxd4 17. exd4 exd5 18. Nc2 Ne4 19. Ne3 Rc8 20. Qb2 Nxc3 21. Bxc3 Rd8 22. Rac1 1/2-1/2

[Event "Creon op 14th"]
[Site "Creon"]
[Date "2009.07.28"]
[Round "2"]
[White "Soissong, Elzbieta"]
[Black "Constantin, Mathias"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1669"]
[BlackElo "1881"]
[PlyCount "40"]
[EventDate "2009.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 e6 2. Nd2 f5 3. Ngf3 Nf6 4. e3 b6 5. Bd3 Bb7 6. 0-0 Be7 7. Re1 0-0 8. e4 fxe4 9. Nxe4 Nc6 10. c3 Qe8 11. Qe2 Nd5 12. Neg5 Bxg5 13. Nxg5 h6 14. Nf3 Nf4 15. Bxf4 Rxf4 16. g3 Rf6 17. Qe4 Qh5 18. Qh7+ Kf8 19. Nh4 Kf7 20. Bg6+ Rxg6 1/2-1/2

[Event "Creon op 14th"]
[Site "Creon"]
[Date "2009.07.27"]
[Round "1"]
[White "Constantin, Mathias"]
[Black "Mohota, Nisha"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1881"]
[BlackElo "2315"]
[PlyCount "46"]
[EventDate "2009.07.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 e6 2. e4 b6 3. Bd3 Bb7 4. Nf3 Nf6 5. e5 Nd5 6. 0-0 c5 7. c3 Be7 8. Nbd2 f5 9. exf6 Nxf6 10. Re1 cxd4 11. Nxd4 0-0 12. N2f3 Na6 13. Bg5 Nc5 14. Bc2 Rc8 15. Nb3 Qc7 16. Nxc5 Bxc5 17. Bxf6 Rxf6 18. Be4 d5 19. Bc2 Rcf8 20. Qe2 Rh6 21. h3 Ba6 22. Qxa6 Rxf3 23. gxf3 Qg3+ 0-1

[Event "Ambes op 2nd"]
[Site "Ambes"]
[Date "2009.04.18"]
[Round "8"]
[White "Constantin, Mathias"]
[Black "Trevidic, Bernard"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "1878"]
[BlackElo "1270"]
[PlyCount "75"]
[EventDate "2009.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 d6 4. Nf3 Be7 5. d3 Nf6 6. Bxf4 0-0 7. Nc3 Bg4 8. h3 Bxf3 9. Qxf3 Nc6 10. a3 Nd4 11. Qf2 c5 12. Be3 Nh5 13. h4 a6 14. 0-0-0 b5 15. Bd5 Rb8 16. g4 Nf6 17. Rhg1 Nxd5 18. Nxd5 Ne6 19. g5 g6 20. Nxe7+ Qxe7 21. h5 a5 22. Qh4 b4 23. a4 Rb7 24. b3 Nd4 25. Rg2 Ne6 26. Rf2 Re8 27. Rf6 Nf8 28. Bf4 Rd8 29. Qh2 Rb6 30. e5 Ne6 31. exd6 Rbxd6 32. hxg6 Nf8 33. Bxd6 Rxd6 34. gxf7+ Kh8 35. Rxd6 Qxg5+ 36. Kb1 Qg7 37. Rd8 Qxf7 38. Rxf8+ 1-0

[Event "Mont de Marsan-ch"]
[Site "Mont de Marsan"]
[Date "2008.??.??"]
[Round "?"]
[White "Albareil, Raymond"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "1630"]
[BlackElo "1867"]
[PlyCount "68"]
[EventDate "2008.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 cxd4 5. Qa4+ Nc6 6. exd5 Qxd5 7. cxd4 Qxd4 8. Qxd4 Nxd4 9. Bd3 Bb4 10. a3 Ba5 11. b4 Bb6 12. Bb2 Nf6 13. Ngf3 Nxf3+ 14. Nxf3 Ke7 15. 0-0 Rd8 16. Rad1 Bd7 17. Bxf6+ Kxf6 18. Be4 Bc6 19. Bxc6 bxc6 20. h3 Rd5 21. Rxd5 cxd5 22. Rc1 Rd8 23. g4 h6 24. Kg2 Rd6 25. Nd2 e5 26. Rc2 e4 27. Nf1 Ke5 28. Kg3 d4 29. f4+ Kd5 30. a4 d3 31. Rc3 Bd4 32. Rc7 e3 33. Re7 d2 34. Re5+ Kc4 0-1

[Event "Mont de Marsan-ch"]
[Site "Mont de Marsan"]
[Date "2008.??.??"]
[Round "?"]
[White "Constantin, Mathias"]
[Black "Dubos, Patricia"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1867"]
[BlackElo "1440"]
[PlyCount "63"]
[EventDate "2008.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 f6 3. a3 Ne7 4. c4 d6 5. Nc3 Be6 6. e4 c6 7. Nf3 Ng6 8. d4 Be7 9. d5 Bg4 10. h3 Bd7 11. Qb3 0-0 12. c5 Nf4 13. g3 Ng6 14. cxd6 Bxd6 15. dxc6+ Kh8 16. cxb7 Nc6 17. bxa8Q Qxa8 18. Bg2 Rb8 19. 0-0 Na5 20. Qc2 Nc4 21. Rfd1 Qc6 22. b5 Qc5 23. a4 f5 24. Ng5 Rf8 25. Rd5 Qb6 26. Nd1 Qc7 27. Rc1 Qa5 28. Qxc4 Qe1+ 29. Qf1 Qb4 30. exf5 Bxf5 31. Bc3 Qa3 32. Ra1 1-0

[Event "Mont de Marsan-ch"]
[Site "Mont de Marsan"]
[Date "2008.??.??"]
[Round "?"]
[White "Constantin, Mathias"]
[Black "Lucazeau, Alain"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1867"]
[BlackElo "1590"]
[PlyCount "34"]
[EventDate "2008.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 Nc6 7. Bb2 0-0 8. e3 Bg4 9. Be2 Ne4 10. c3 Bd6 11. g3 Bxg3+ 12. hxg3 Nxg3 13. Kf2 Ne4+ 14. Ke1 Bxf3 15. Bxf3 Ng3 16. Rh2 Ne5 17. c4 Nd3# 0-1

[Event "Mont de Marsan-ch"]
[Site "Mont de Marsan"]
[Date "2008.??.??"]
[Round "?"]
[White "Lafond, Olivier"]
[Black "Constantin, Mathias"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1890"]
[BlackElo "1867"]
[PlyCount "75"]
[EventDate "2008.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. e3 e6 4. Nc3 c5 5. Nf3 Nc6 6. a3 b6 7. Bd3 Bb7 8. cxd5 Nxd5 9. 0-0 Nf6 10. Qa4 a6 11. Rd1 Qc7 12. dxc5 Bxc5 13. Qh4 Be7 14. e4 h6 15. Be3 Ne5 16. Nxe5 Qxe5 17. f4 Qb8 18. Qg3 g6 19. Rac1 b5 20. Bd4 0-0 21. e5 Nh5 22. Qg4 Ng7 23. Ne4 h5 24. Qh3 Nf5 25. Bc5 Bxe4 26. Bxe7 Nxe7 27. Bxe4 Qb6+ 28. Kh1 Rac8 29. Rxc8 Rxc8 30. Qd3 Nf5 31. Qd7 Rf8 32. Bxf5 exf5 33. h3 Qf2 34. e6 fxe6 35. Qxe6+ Kg7 36. Qe5+ Rf6 37. Rd7+ Kh6 38. Qc7 1-0

[Event "Mont de Marsan-ch"]
[Site "Mont de Marsan"]
[Date "2008.??.??"]
[Round "?"]
[White "Locatelli, Claude"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1546"]
[BlackElo "1867"]
[PlyCount "66"]
[EventDate "2008.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. Nf3 e6 5. e3 c5 6. dxc5 Bxc5 7. Bc4 Nb6 8. Qxd8+ Kxd8 9. Bb3 Nc6 10. Bd2 Ke7 11. Nc3 f5 12. 0-0 Rd8 13. e4 h6 14. exf5 exf5 15. Rfe1+ Kf8 16. Rad1 Bd7 17. a4 Re8 18. Ne2 a5 19. Bc3 Be6 20. Bc2 g6 21. Ned4 Nxd4 22. Nxd4 Bf7 23. Nb5 Rxe1+ 24. Rxe1 Nd5 25. Bd2 Kg7 26. Kf1 b6 27. Bd3 Bb4 28. Nc3 Nxc3 29. bxc3 Bc5 30. Be3 Bxe3 31. Rxe3 Re8 32. Rxe8 Bxe8 33. Bb5 Bxb5+ 0-1

[Event "Mont de Marsan-ch"]
[Site "Mont de Marsan"]
[Date "2008.??.??"]
[Round "?"]
[White "Lutz, Andre"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1300"]
[BlackElo "1867"]
[PlyCount "84"]
[EventDate "2008.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. c4 e6 2. d4 f5 3. Nf3 Nf6 4. Nc3 Be7 5. e3 0-0 6. Be2 b6 7. 0-0 Bb7 8. Qd2 Bb4 9. a3 Ne4 10. Qd3 Bxc3 11. bxc3 Nc6 12. Ne5 Nxe5 13. dxe5 Qg5 14. Bf3 Nc5 15. Qe2 Bxf3 16. Qxf3 Ne4 17. Qf4 Qxf4 18. exf4 Nxc3 19. Be3 d5 20. c5 Rfd8 21. Bd2 Ne4 22. Ra2 Nxc5 23. Rc1 Rac8 24. Bb4 Na6 25. Rc6 Kf7 26. f3 Nb8 27. Rc1 c5 28. Be1 b5 29. g4 g6 30. Bh4 Rd7 31. Rb2 Rb7 32. Bf2 c4 33. Bd4 a5 34. gxf5 gxf5 35. Kf2 Rg8 36. Bc5 Nc6 37. Rg1 Rxg1 38. Kxg1 d4 39. Kf2 c3 40. Rc2 b4 41. axb4 axb4 42. Ra2 b3 0-1

[Event "Mont de Marsan op 6th"]
[Site "Mont de Marsan"]
[Date "2006.12.30"]
[Round "9"]
[White "Constantin, Mathias"]
[Black "Pujol, Alix"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1867"]
[BlackElo "1460"]
[PlyCount "53"]
[EventDate "2006.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 e6 4. Bg2 Ne7 5. 0-0 0-0 6. c3 d5 7. Re1 Nbc6 8. e4 dxe4 9. Rxe4 Nd5 10. Nbd2 Re8 11. Nc4 f6 12. Re1 b5 13. Ne3 Bb7 14. Nxd5 Qxd5 15. Bf4 e5 16. Nxe5 Qd8 17. Nxc6 Bxc6 18. Bxc6 Rxe1+ 19. Qxe1 Rb8 20. Qe6+ Kh8 21. Qd7 Qxd7 22. Bxd7 a6 23. Re1 Rd8 24. Bc6 g5 25. Bxc7 Rc8 26. Re8+ Rxe8 27. Bxe8 1-0

[Event "Mont de Marsan op 6th"]
[Site "Mont de Marsan"]
[Date "2006.12.29"]
[Round "8"]
[White "Suberbielle, Sebastien"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1499"]
[BlackElo "1867"]
[PlyCount "48"]
[EventDate "2006.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. Nf3 e6 5. a3 c5 6. e3 Nc6 7. Qd2 b5 8. b4 cxd4 9. Nxd4 Bb7 10. Nxc6 Bxc6 11. 0-0-0 Be7 12. f3 0-0 13. Be5 a5 14. Bxb5 Bxb5 15. Nxb5 axb4 16. e4 bxa3 17. Qd3 a2 18. Kd2 Qa5+ 19. Ke2 dxe4 20. fxe4 Rfd8 21. Nd6 Qxe5 22. Qd4 Qxd4 23. Rxd4 Rxd6 24. Rb4 Rd2+ 0-1

[Event "Mont de Marsan op 6th"]
[Site "Mont de Marsan"]
[Date "2006.12.28"]
[Round "5"]
[White "Constantin, Mathias"]
[Black "Farge, Patrick"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "1867"]
[BlackElo "1499"]
[PlyCount "85"]
[EventDate "2006.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bb4 5. Bd2 Nbd7 6. e3 0-0 7. Be2 h6 8. 0-0 c6 9. Nxd5 Bxd2 10. Nxf6+ Nxf6 11. Qxd2 Qc7 12. Rac1 Ng4 13. h3 Nf6 14. Ne5 Rd8 15. Qc2 Nd7 16. Nxd7 Bxd7 17. b4 a5 18. a3 axb4 19. axb4 c5 20. bxc5 Rac8 21. Qb2 Qa5 22. Ra1 Qc7 23. Qb6 Qb8 24. Bf3 Bc6 25. Rfb1 Rc7 26. Bxc6 Rxc6 27. Qxb7 Qc7 28. Qxc7 Rxc7 29. Rb5 Re7 30. Rab1 e5 31. d5 Ra8 32. Rb8+ Rxb8 33. Rxb8+ Kh7 34. c6 Rc7 35. Rb7 Rc8 36. Rxf7 Kg8 37. Re7 Kf8 38. Rxe5 Rc7 39. Kf1 Kf7 40. Ke2 Kf6 41. Re6+ Kf5 42. f4 Ra7 43. g4# 1-0

[Event "Mont de Marsan op 6th"]
[Site "Mont de Marsan"]
[Date "2006.12.28"]
[Round "6"]
[White "Egger, Jean Marie"]
[Black "Constantin, Mathias"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1380"]
[BlackElo "1867"]
[PlyCount "56"]
[EventDate "2006.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bc4 Nf6 5. c3 Nbd7 6. b4 Nb6 7. Bb3 Bf5 8. a4 e6 9. a5 Nbd5 10. Ba3 Bd6 11. Bxd5 exd5 12. h3 Qd7 13. Ne2 h6 14. Nd2 g5 15. c4 0-0 16. c5 Bc7 17. Ng3 e3 18. Nxf5 exd2+ 19. Qxd2 Qxf5 20. 0-0 Ne4 21. Qe2 Rfe8 22. Qh5 Qg6 23. g4 Qf6 24. Bc1 Re6 25. Ra3 Rae8 26. Be3 Qg7 27. h4 Nf6 28. hxg5 Nxh5 0-1

[Event "Mont de Marsan op 6th"]
[Site "Mont de Marsan"]
[Date "2006.12.26"]
[Round "1"]
[White "Lehman, Denis"]
[Black "Constantin, Mathias"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1770"]
[BlackElo "1867"]
[PlyCount "67"]
[EventDate "2006.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Be2 Qb6 7. b3 cxd4 8. cxd4 Bb4+ 9. Nbd2 Ne4 10. 0-0 Nc3 11. Qe1 Bd7 12. a3 Nxe2+ 13. Qxe2 Bxd2 14. Qxd2 Na5 15. Rab1 Rc8 16. Ne5 f6 17. Nf3 0-0 18. Rfe1 Rc6 19. e4 dxe4 20. Rxe4 Rfc8 21. d5 Rc2 22. Be3 Qxb3 23. Rxb3 Rxd2 24. Nxd2 exd5 25. Re7 Nxb3 26. Nxb3 Rc3 27. Rxd7 Rxb3 28. Kf1 a6 29. a4 Rb4 30. a5 d4 31. Bxd4 b5 32. axb6 a5 33. b7 a4 34. Ba7 1-0

[Event "Creon op 11th"]
[Site "Creon"]
[Date "2006.08.04"]
[Round "7"]
[White "Constantin, Mathias"]
[Black "Letessier, Damien"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1856"]
[BlackElo "1580"]
[PlyCount "51"]
[EventDate "2006.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. e3 Nbd7 5. Nbd2 c5 6. c4 dxc4 7. Bxc4 cxd4 8. Nxd4 Qa5 9. Bxf6 Nxf6 10. 0-0 Be7 11. Bb5+ Bd7 12. Nc4 Qd8 13. Qa4 0-0 14. Rfd1 Bxb5 15. Qxb5 Qd5 16. Qxd5 Nxd5 17. e4 Nf6 18. f3 Rfd8 19. Kf1 Rd7 20. Ke2 Rad8 21. Nb3 Kf8 22. Ne5 Rxd1 23. Rxd1 Rxd1 24. Kxd1 Bd6 25. Nc4 Bxh2 26. Nca5 1/2-1/2

[Event "Creon op 11th"]
[Site "Creon"]
[Date "2006.08.03"]
[Round "5"]
[White "Constantin, Mathias"]
[Black "Ouadi, Wahbi"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1856"]
[BlackElo "1999"]
[PlyCount "30"]
[EventDate "2006.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. Nxd5 Nxd5 6. Qxd5 Be7 7. Nf3 Nc6 8. Ne5 0-0 9. Nxc6 bxc6 10. Qd3 d5 11. Bd2 Bf6 12. Bc3 d4 13. Bd2 Re8 14. e3 dxe3 15. Qxd8 exd2+ 0-1

[Event "Condom op 2nd"]
[Site "Condom"]
[Date "2003.07.12"]
[Round "1"]
[White "Constantin, Mathias"]
[Black "Laigle, Thierry"]
[Result "1-0"]
[ECO "C33"]
[PlyCount "71"]
[EventDate "2003.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. Qe2+ Be7 7. Bxd5 Qxd5 8. Bxf4 Qd8 9. Nf3 0-0 10. 0-0 Bc5+ 11. Kh1 Re8 12. Qd2 Nc6 13. Nc3 Bf5 14. Rae1 Rc8 15. Rxe8+ Qxe8 16. Re1 Qf8 17. Ne4 Bb6 18. Qe2 Re8 19. Nf6+ gxf6 20. Qxe8 Qxe8 21. Rxe8+ Kg7 22. Re2 Nb4 23. a3 Nd5 24. Bg3 c6 25. h3 h6 26. Nd2 Bh7 27. Nc4 Bd4 28. Bf2 Bxf2 29. Rxf2 b6 30. Re2 f5 31. a4 b5 32. axb5 cxb5 33. Re5 bxc4 34. Rxd5 cxd3 35. cxd3 Kf6 36. d4 1-0

