[Event "Sunny Beach op"]
[Site "Sunny Beach"]
[Date "2008.11.30"]
[Round "7"]
[White "Petkova, Nadezhda"]
[Black "Kostadinov, Diyan"]
[Result "0-1"]
[ECO "A08"]
[PlyCount "62"]
[EventDate "2008.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 Nf6 5. d3 e5 6. Re1 Be7 7. e3 0-0 8. Nc3 Be6 9. e4 d4 10. Ne2 Qd7 11. b3 Bh3 12. Bxh3 Qxh3 13. Ng5 Qh5 14. c3 h6 15. Nf3 Qxf3 16. cxd4 cxd4 17. Bb2 Qg4 18. Nxd4 Qxd1 19. Raxd1 Nxd4 20. Bxd4 exd4 21. e5 Nd5 22. e6 Bf6 23. exf7+ Kxf7 24. f4 Rac8 25. f5 Rc2 26. a4 Rfc8 27. Re4 Ne3 28. Re1 Rg2+ 29. Kh1 Rcc2 30. Re6 Rxh2+ 31. Kg1 Rcg2# 0-1

[Event "Sunny Beach op"]
[Site "Sunny Beach"]
[Date "2008.11.29"]
[Round "5"]
[White "Karadimov, Marin"]
[Black "Kostadinov, Diyan"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2113"]
[PlyCount "86"]
[EventDate "2008.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Be2 e6 5. h3 Bh5 6. Nbd2 c5 7. b3 Nc6 8. Bb2 Rc8 9. 0-0 cxd4 10. exd4 Bd6 11. Ne5 Bxe2 12. Qxe2 0-0 13. c4 Bb8 14. Ndf3 dxc4 15. bxc4 Nxe5 16. dxe5 Nd7 17. Rfd1 Qc7 18. Rd2 Rfd8 19. Rad1 Nb6 20. Rxd8+ Rxd8 21. Rxd8+ Qxd8 22. Bd4 Nd7 23. Qe4 Qc7 24. Ng5 Nf8 25. Bb2 h6 26. Nf3 Ng6 27. Qd4 Ne7 28. Qd3 Nc6 29. Kf1 a6 30. Bc3 Ba7 31. Nd2 Nxe5 32. Qg3 Bb8 33. Bxe5 Qxe5 34. Qxe5 Bxe5 35. Ke2 Kf8 36. Kd3 Ke7 37. c5 Kd7 38. Nc4 Bc7 39. Nd2 Kc6 40. Nc4 Bf4 41. g3 Bg5 42. Na5+ Kc7 43. Ke2 Be7 1-0

[Event "Sunny Beach op"]
[Site "Sunny Beach"]
[Date "2008.11.29"]
[Round "6"]
[White "Kostadinov, Diyan"]
[Black "Genchev, Evgeni"]
[Result "1/2-1/2"]
[ECO "E36"]
[PlyCount "117"]
[EventDate "2008.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 0-0 7. Bg5 c6 8. e3 Nbd7 9. Nf3 b6 10. Ne5 Bb7 11. Nxd7 Qxd7 12. Bxf6 gxf6 13. Bd3 Rac8 14. c5 Qe7 15. Qc2 f5 16. b4 Kh8 17. h3 Qh4 18. 0-0-0 Rc7 19. g4 f6 20. f4 bxc5 21. bxc5 Bc8 22. gxf5 exf5 23. Rdg1 Rb7 24. Ba6 Re7 25. Bxc8 Rxc8 26. Qxf5 Rf8 27. Qd3 Rfe8 28. Re1 Re4 29. Kd2 Rb8 30. Rb1 Rbe8 31. Rhe1 R8e7 32. Rb8+ Kg7 33. Qf1 Qh6 34. Qg2+ Qg6 35. Qf2 Kf7 36. Rg1 Qh6 37. Qg3 Re8 38. Rb7+ R4e7 39. Rxe7+ Kxe7 40. Qg7+ Qxg7 41. Rxg7+ Ke6 42. Rxa7 h5 43. a4 Re7 44. Rxe7+ Kxe7 45. Ke2 f5 46. Kf3 h4 47. a5 Kd7 48. Ke2 Kc7 49. Kd3 Kb7 50. Kc3 Ka7 51. e4 dxe4 52. d5 cxd5 53. Kd4 Kb7 54. Kxd5 e3 55. c6+ Kc7 56. a6 e2 57. a7 e1Q 58. a8Q Qe4+ 59. Kc5 1/2-1/2

[Event "Sunny Beach op"]
[Site "Sunny Beach"]
[Date "2008.11.29"]
[Round "3"]
[White "Kostadinov, Diyan"]
[Black "Tomovska, Iliana"]
[Result "0-1"]
[ECO "D86"]
[BlackElo "2052"]
[PlyCount "89"]
[EventDate "2008.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. 0-0 e5 10. d5 Na5 11. Bd3 c5 12. c4 b6 13. Bd2 Nb7 14. a4 f5 15. f3 Bd7 16. Nc1 Nd6 17. Be3 fxe4 18. fxe4 Qh4 19. Bf2 Qg5 20. Nb3 Bg4 21. Qd2 Qh5 22. Be3 Rxf1+ 23. Rxf1 Bd7 24. Qe1 g5 25. Qa1 a5 26. Nd2 Rf8 27. Rxf8+ Kxf8 28. Nf1 g4 29. Qb2 Nc8 30. Bc2 Qe8 31. Bd1 Qg6 32. Ng3 Kg8 33. Qb1 h5 34. Nf5 Bf6 35. Bc2 Bg5 36. Qc1 Bxe3+ 37. Qxe3 Bxf5 38. exf5 Qf6 39. Qb3 e4 40. Qe3 Nd6 41. Bxe4 Nxc4 42. Qd3 Nd6 43. Qb1 Qd4+ 44. Kh1 Qxe4 45. Qxe4 0-1

[Event "Sunny Beach op"]
[Site "Sunny Beach"]
[Date "2008.11.28"]
[Round "2"]
[White "Janev, Pavel"]
[Black "Kostadinov, Diyan"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1970"]
[PlyCount "45"]
[EventDate "2008.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bc4 Bg4 6. d3 Be7 7. h3 Bxf3 8. Qxf3 exf4 9. Bxf4 Ne5 10. Bxe5 dxe5 11. g4 0-0 12. g5 Nd7 13. h4 Nb6 14. Bb3 a5 15. a3 Qd4 16. Ke2 a4 17. Ba2 c6 18. g6 hxg6 19. h5 g5 20. Raf1 Nd7 21. Qf5 Qd6 22. Qg6 Kh8 23. Bxf7 1-0

[Event "Sunny Beach op"]
[Site "Sunny Beach"]
[Date "2008.11.28"]
[Round "1"]
[White "Kostadinov, Diyan"]
[Black "Georgiev, Steljan"]
[Result "0-1"]
[ECO "A52"]
[BlackElo "2142"]
[PlyCount "48"]
[EventDate "2008.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 0-0 7. 0-0 Re8 8. a3 a5 9. Nc3 Ngxe5 10. b3 Nxf3+ 11. Bxf3 Ne5 12. Be2 Ra6 13. Bb2 Rh6 14. g3 Qf6 15. Ne4 Qf5 16. Ng5 Qxg5 17. f4 Bxe3+ 18. Kg2 Qf5 19. fxe5 Qh3+ 20. Kf3 Ba7 21. Ke4 Rd6 22. Qc2 Qg2+ 23. Rf3 f5+ 24. Kxf5 Rf8+ 0-1

