[Event "Varna U2200 op"]
[Site "Varna"]
[Date "2019.07.03"]
[Round "2"]
[White "Georgiev, Konstantin"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1914"]
[BlackElo "1544"]
[PlyCount "97"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 Nf6 3. c4 e6 4. Nc3 Bb4 5. Qc2 0-0 6. e3 d5 7. Nf3 Nbd7 8. cxd5 exd5 9. Bd3 h6 10. Bxf6 Qxf6 11. 0-0 c5 12. Nxd5 Qd6 13. Rac1 Nb6 14. Nxb4 cxb4 15. Ne5 Be6 16. Nc4 Bxc4 17. Bxc4+ Kh8 18. Bd3 f4 19. Qc5 Qf6 20. exf4 Rac8 21. Qe5 Qxf4 22. Rxc8 Nxc8 23. f3 Nb6 24. Re1 Nd7 25. Qxf4 Rxf4 26. Re8+ Nf8 27. Be4 g5 28. d5 Kg7 29. d6 Rf7 30. Kf2 Kf6 31. Bd5 Rd7 32. Rxf8+ Ke5 33. Be4 Rxd6 34. Ke2 Ra6 35. Re8+ Kd4 36. Rd8+ Kc5 37. Bb1 Re6+ 38. Kd2 a5 39. Be4 b6 40. Rd5+ Kc6 41. Re5+ Kd6 42. Rxe6+ Kxe6 43. Kd3 Kd6 44. Kd4 b5 45. Bd3 Kc6 46. g3 a4 47. f4 gxf4 48. gxf4 b3 49. axb3 1-0

[Event "Varna op-B 9th"]
[Site "Varna"]
[Date "2015.07.03"]
[Round "8"]
[White "Hristov, Boris"]
[Black "Tachev, Kamen"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1643"]
[BlackElo "1595"]
[PlyCount "51"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b4 e6 3. a3 d5 4. Bb2 Be7 5. e3 c5 6. bxc5 Bxc5 7. c4 0-0 8. d4 Bb6 9. Bd3 Ba5+ 10. Nbd2 Bc7 11. 0-0 dxc4 12. Nxc4 Nbd7 13. Rc1 Nb6 14. Nce5 Nfd7 15. Qc2 Bxe5 16. Bxh7+ Kh8 17. Nxe5 Nxe5 18. dxe5 g6 19. Bxg6 fxg6 20. Qxg6 Qe7 21. Qh6+ Kg8 22. f4 Rf7 23. Rf3 Bd7 24. f5 exf5 25. e6 Rh7 26. Rg3+ 1-0

[Event "Varna op-B 9th"]
[Site "Varna"]
[Date "2015.06.30"]
[Round "5"]
[White "Hristov, Boris"]
[Black "Georgiev, Konstantin"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1643"]
[BlackElo "1948"]
[PlyCount "60"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 Bf5 3. Bb2 e6 4. a3 Nf6 5. e3 Nbd7 6. c4 c6 7. c5 Be7 8. d4 0-0 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 Be4 12. Nd2 Bh4+ 13. Ke2 Bg6 14. g4 b6 15. Nf3 bxc5 16. g5 Bh5 17. bxc5 Qa5 18. Qd3 Rab8 19. Bc3 Qa4 20. Bg2 Nxc5 21. Qd4 Qc2+ 22. Qd2 Qe4 23. Qd4 Nb3 24. Qxe4 dxe4 25. Rab1 c5 26. Rhd1 Rfc8 27. a4 a5 28. Rb2 Nc1+ 29. Kf1 exf3 30. Bxf3 Bxf3 0-1

[Event "Varna op-B 9th"]
[Site "Varna"]
[Date "2015.06.29"]
[Round "4"]
[White "Hristov, Boris"]
[Black "Kazakov, Danail"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "1643"]
[BlackElo "1866"]
[PlyCount "69"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. d4 Nf6 4. Bg5 c6 5. Nc3 d5 6. Bxf6 Bxf6 7. e4 dxe4 8. Nxe4 Qa5+ 9. Qd2 Qxd2+ 10. Kxd2 Bg7 11. c5 Bg4 12. Ne5 Be6 13. f4 Bd5 14. Nc3 Be6 15. Bd3 Nd7 16. b4 Rd8 17. Nf3 Bg4 18. Ne2 Nf8 19. b5 Ne6 20. bxc6 bxc6 21. Ne5 Bxe5 22. fxe5 Nxd4 23. Nxd4 Rxd4 24. Ke3 Rd5 25. Be4 Rxc5 26. Rac1 Rxc1 27. Rxc1 Bd7 28. Bxc6 Bxc6 29. Rxc6 Kd7 30. Ra6 Ra8 31. Kd4 Kc7 32. Kc5 Kb7 33. Ra3 Rc8+ 34. Kd5 Rc7 35. g4 1/2-1/2

[Event "Varna op-B 9th"]
[Site "Varna"]
[Date "2015.06.27"]
[Round "2"]
[White "Hristov, Boris"]
[Black "Borisov, Lubomir"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1643"]
[BlackElo "1885"]
[PlyCount "124"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 e6 3. Bb2 Nf6 4. a3 c5 5. bxc5 Bxc5 6. d4 Be7 7. e3 Qb6 8. Qc1 Nc6 9. c4 Bd7 10. c5 Qc7 11. Nc3 a6 12. Ne5 Nxe5 13. dxe5 Ne4 14. Nxe4 dxe4 15. Bd4 Rc8 16. Be2 Qa5+ 17. Qd2 Qxd2+ 18. Kxd2 Bxc5 19. Rhc1 Bxd4 20. Rxc8+ Bxc8 21. exd4 f5 22. exf6 gxf6 23. Bh5+ Ke7 24. Rc1 Kd6 25. Ke3 Bd7 26. Kxe4 Bc6+ 27. Kf4 Bxg2 28. f3 Bh3 29. Rb1 b5 30. a4 Bf5 31. Rb2 Rb8 32. a5 Rc8 33. Bg4 Bxg4 34. fxg4 Rc4 35. Ke3 Ra4 36. Rd2 Ke7 37. Rc2 Rc4 38. Rf2 h6 39. Kd3 e5 40. dxe5 fxe5 41. h3 Ke6 42. Rf8 Ra4 43. Rh8 Rxa5 44. Rxh6+ Kd5 45. g5 e4+ 46. Ke3 Ke5 47. Rb6 Ra3+ 48. Kf2 Rxh3 49. g6 Rh8 50. Rxa6 Rg8 51. Rb6 Kd4 52. Rd6+ Kc4 53. Re6 Kd4 54. Rb6 Kc4 55. Ke3 b4 56. Rc6+ Kb5 57. Rf6 b3 58. Kxe4 b2 59. Rf1 Rxg6 60. Rb1 Rg2 61. Kd3 Ka4 62. Kc3 Ka3 0-1

[Event "Varna op-B 9th"]
[Site "Varna"]
[Date "2015.06.26"]
[Round "1"]
[White "Mustafazade, Fikrat"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "E87"]
[BlackElo "1643"]
[PlyCount "119"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. Bd3 f4 10. Bf2 Nd7 11. g3 Bh6 12. g4 Ng7 13. h4 Ne8 14. 0-0-0 Nc5 15. Nge2 Bd7 16. g5 Bg7 17. Rdg1 c6 18. h5 a6 19. h6 Bh8 20. dxc6 Bxc6 21. b4 Ne6 22. a4 Nxg5 23. Bh4 Nxf3 24. Bxd8 Nxd2 25. Be7 Rf7 26. Kxd2 Rxe7 27. c5 dxc5 28. Bc4+ Kf8 29. bxc5 Rd8+ 30. Kc2 Nf6 31. Bd3 Red7 32. Nc1 Rd4 33. Kb3 Nd7 34. Ka3 Nxc5 35. Bc2 Rd2 36. Bb1 R8d4 37. Nb3 Nxb3 38. Kxb3 a5 39. Rd1 Bxa4+ 40. Nxa4 Rxd1 41. Rxd1 Rxd1 42. Bc2 Rh1 43. Nc5 Ke7 44. Nxb7 f3 45. Bd3 f2 46. Ba6 f1Q 47. Bxf1 Rxf1 48. Ka4 Re1 49. Nxa5 Rxe4+ 50. Kb3 g5 51. Nc4 g4 52. Nd2 Re2 53. Nf1 Rf2 54. Ng3 Rf3+ 55. Kc2 Rxg3 56. Kd2 Rf3 57. Ke2 e4 58. Kd2 g3 59. Kc2 g2 60. Kd2 0-1

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.26"]
[Round "8"]
[White "Hristov, Boris"]
[Black "Zeynalli, Tunjay"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1660"]
[PlyCount "69"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 Nf6 4. d4 Bf5 5. 0-0 Qd7 6. Ne5 Qe6 7. Nd3 Ne4 8. f3 Nxd4 9. fxe4 dxe4 10. Nc5 Qe5 11. c3 0-0-0 12. cxd4 Rxd4 13. Qc2 e6 14. Nb3 e3 15. Nxd4 Bxc2 16. Nxc2 Bc5 17. Nc3 Rd8 18. Na4 Be7 19. Bxe3 Qb5 20. b3 Qxe2 21. Be4 Bf6 22. Rae1 Qg4 23. Bf3 Qh3 24. Nc5 c6 25. Ne4 Qf5 26. Bxa7 Rd3 27. Ne3 Qh3 28. Nf2 Qh6 29. Nxd3 Bg5 30. Ng4 Qg6 31. Nge5 Qf5 32. Bg4 Be3+ 33. Rxe3 Qg5 34. h4 Qxe3+ 35. Bxe3 1-0

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.25"]
[Round "7"]
[White "Surkova, Sofya"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1506"]
[BlackElo "1660"]
[PlyCount "101"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 a6 4. a4 Nf6 5. Nf3 Nc6 6. Bc4 Bg4 7. h3 Bxf3 8. Qxf3 Nd4 9. Qd1 Nd7 10. d3 e6 11. 0-0 Nb6 12. Ba2 Qd7 13. b3 Be7 14. Bb2 d5 15. Ne2 dxe4 16. dxe4 Rd8 17. Nxd4 cxd4 18. Qg4 0-0 19. Rad1 f5 20. exf5 exf5 21. Qg3 Bf6 22. Rfe1 Qc6 23. Qd3 Kh8 24. Ba3 Rfe8 25. Qxf5 Rxe1+ 26. Rxe1 Nd5 27. Qe4 Ne3 28. Qxc6 bxc6 29. Bb1 Bh4 30. Re2 Nd1 31. Bb4 Bg3 32. Rd2 Ne3 33. c3 Bxf4 34. Rxd4 Rxd4 35. cxd4 Nd5 36. Bc5 Nc3 37. Bd3 Be3+ 38. Kf1 a5 39. Bb6 Kg8 40. Bxa5 Bxd4 41. Bxc3 Bxc3 42. Ke2 h6 43. Ke3 Kf7 44. Be4 c5 45. Kd3 Bb4 46. Kc4 Ke7 47. Kb5 Kd7 48. a5 Kc7 49. a6 Kb8 50. Kb6 Ba5+ 51. Kxa5 1-0

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.24"]
[Round "6"]
[White "Hristov, Boris"]
[Black "Talmaci, Chiril"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1660"]
[PlyCount "60"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 c6 2. d4 d5 3. g3 Bg4 4. Ne5 Bh5 5. c4 e6 6. Qb3 Qc8 7. cxd5 cxd5 8. Bd2 Be7 9. Nc3 Nf6 10. Rc1 Nc6 11. e3 a6 12. Na4 Bd8 13. Nb6 Bxb6 14. Qxb6 Nd7 15. Nxd7 Qxd7 16. Bd3 0-0 17. 0-0 Rfc8 18. f4 Bg4 19. Kf2 Qc7 20. Qxc7 Rxc7 21. Kg2 Bh5 22. f5 exf5 23. Bxf5 b6 24. Rc3 Bg6 25. Bh3 Be4+ 26. Kg1 Bg6 27. Rfc1 Nxd4 28. Rxc7 Ne2+ 29. Kf2 Nxc1 30. Bxc1 h6 1-0

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.23"]
[Round "5"]
[White "Hristov, Boris"]
[Black "Gridnev, Selantiy"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1660"]
[PlyCount "55"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. g3 Nc6 4. Bg5 g6 5. Nbd2 Bg7 6. Bg2 0-0 7. c4 Bg4 8. Qb3 Na5 9. Qc3 c6 10. b4 Nxc4 11. Nxc4 dxc4 12. Qxc4 Rc8 13. 0-0 Rc7 14. Ne5 Qd6 15. Bxf6 Be6 16. Bxe7 Rxe7 17. Qc5 Bxe5 18. dxe5 Qxc5 19. bxc5 Bg4 20. f3 Bd7 21. Rab1 Bf5 22. e4 Be6 23. Rb2 f5 24. exf6 Rxf6 25. f4 Rff7 26. Rd1 Kg7 27. Rd6 Bd7 28. Rxb7 1-0

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.21"]
[Round "3"]
[White "Aslanov, Umid Fuad"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B24"]
[BlackElo "1660"]
[PlyCount "83"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. d3 e6 6. Be3 Qb6 7. Rb1 Be7 8. h3 a5 9. Nf3 0-0 10. 0-0 d5 11. exd5 exd5 12. d4 c4 13. Ne5 a4 14. a3 Be6 15. f4 Ne4 16. Nxc6 Qxc6 17. Nxe4 dxe4 18. c3 f5 19. Qe2 Kh8 20. g4 b5 21. g5 Bf7 22. Rbd1 Qe8 23. Qd2 Bh5 24. Rde1 Bd6 25. Rf2 Ra6 26. Bf1 Bb8 27. Be2 Bf7 28. Rg2 h5 29. h4 g6 30. Rd1 Bd5 31. Rf1 Re6 32. Qd1 Bd6 33. Rg3 Rf7 34. Rf2 Qb8 35. Bxh5 gxh5 36. g6 Rg7 37. Qxh5+ Kg8 38. Qxf5 Qb7 39. h5 Rf6 40. Qxf6 Be7 41. Qf5 Bh4 42. h6 1-0

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.20"]
[Round "2"]
[White "Hristov, Boris"]
[Black "Styazhkin, Nikita"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1660"]
[PlyCount "66"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 e5 3. Nc3 Bc5 4. Ne4 Bb6 5. c4 d6 6. a3 Bf5 7. Qc2 Bxe4 8. Qxe4 Nf6 9. Qc2 e4 10. Ng5 Nd4 11. Qa4+ c6 12. Bg2 d5 13. e3 Nf5 14. cxd5 Qxd5 15. Nxe4 0-0-0 16. 0-0 Qe5 17. d4 Bxd4 18. exd4 Rxd4 19. Qxa7 Nxe4 20. Bf4 Qe8 21. Bxe4 Rxe4 22. Qb8+ Kd7 23. Qxb7+ Ke6 24. Rfe1 Kf6 25. Red1 Nd4 26. Kg2 g5 27. Bd2 Re2 28. Bc3 Qe4+ 29. Kg1 Rd8 30. Re1 Kg6 31. Rxe2 Nxe2+ 32. Kf1 Qh1+ 33. Kxe2 Qxa1 0-1

[Event "Varna op-B 8th"]
[Site "Varna"]
[Date "2014.06.19"]
[Round "1"]
[White "Dragieva, Denitza"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2091"]
[BlackElo "1660"]
[PlyCount "51"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Bb4+ 4. c3 Be7 5. Bg2 d5 6. 0-0 Nd7 7. b3 b5 8. Qd3 Rb8 9. c4 bxc4 10. bxc4 Ba6 11. Qe3 Bxc4 12. Qxe6 Ngf6 13. Nbd2 Rb6 14. Qxf5 Bxe2 15. Re1 g6 16. Qc2 Bxf3 17. Nxf3 0-0 18. Ng5 Ne4 19. Nxe4 dxe4 20. Qxe4 Bb4 21. Rd1 Bc3 22. Rb1 Qf6 23. Be3 Re6 24. Qc2 Ba5 25. Bd5 Bb6 26. Qc6 1-0

[Event "Varna op 7th"]
[Site "Varna"]
[Date "2013.06.27"]
[Round "9"]
[White "Raghavi, Nagarajan"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2113"]
[BlackElo "1695"]
[PlyCount "63"]
[EventDate "2013.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 Ng4 6. Bg5 h6 7. Bh4 f5 8. exf5 Bxf5 9. h3 Nf6 10. g4 Be6 11. Bd3 Bf7 12. f4 Nc6 13. Nf3 Nb4 14. Be2 Nfd5 15. Nxd5 Nxd5 16. c4 Nb6 17. Qc2 d5 18. c5 Nc4 19. Bd3 Ne3 20. Qe2 Nc4 21. b3 Na5 22. Qc2 Nc6 23. Bxg6 0-0 24. Bxf7+ Rxf7 25. Qd2 Qf8 26. Bg3 a5 27. 0-0 Nb4 28. Ne5 Bxe5 29. fxe5 Kh7 30. e6 Rf3 31. Kg2 Rd3 32. Qe2 1-0

[Event "Varna op 7th"]
[Site "Varna"]
[Date "2013.06.19"]
[Round "1"]
[White "Hristov, Boris"]
[Black "Vedmediuc, Serghei"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1695"]
[BlackElo "2460"]
[PlyCount "56"]
[EventDate "2013.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 Nf6 4. c4 0-0 5. Nc3 d6 6. e4 c5 7. Be3 Ng4 8. h3 Nxe3 9. fxe3 Nc6 10. Qd2 f5 11. d5 fxe4 12. Ng5 Nd4 13. Be2 Nf3+ 14. Bxf3 exf3 15. 0-0-0 h6 16. Nge4 a6 17. Qc2 b5 18. Nd2 Bf5 19. e4 Bd7 20. Rdf1 Qa5 21. Nb3 Qb4 22. cxb5 axb5 23. Rf2 c4 24. Na1 Qc5 25. Kb1 b4 26. Nd1 b3 27. axb3 Qa7 28. Qxc4 Qxa1+ 0-1

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.20"]
[Round "9"]
[White "Hristov, Boris"]
[Black "Ivanova, Simoneta"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1707"]
[BlackElo "1956"]
[PlyCount "68"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. 0-0 e6 5. d4 Nf6 6. Nbd2 Nbd7 7. c4 Be7 8. Re1 0-0 9. e4 dxe4 10. Nxe4 Nxe4 11. Rxe4 Nf6 12. Re2 Qa5 13. Qb3 Qa6 14. Bf4 Rfd8 15. Rd2 Ne4 16. Rdd1 Rac8 17. h3 Bxf3 18. Bxf3 Nd6 19. Be2 Nf5 20. Be3 Bf6 21. Rd2 Nxd4 22. Bxd4 Bxd4 23. Rad1 c5 24. Bf3 Rc7 25. Kg2 Qd6 26. Qd3 Qe5 27. Re2 Qf6 28. Re4 Rcd7 29. b3 g6 30. Rf4 Qe7 31. b4 Be5 32. Qe4 Bxf4 33. Rxd7 Qxd7 34. Qxf4 cxb4 0-1

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.19"]
[Round "8"]
[White "Hristov, Boris"]
[Black "Rifat, Aysin"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1707"]
[PlyCount "28"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 d5 3. g3 d4 4. a3 c5 5. Bg2 Nc6 6. d3 Nf6 7. 0-0 Be7 8. Bg5 0-0 9. e4 h6 10. Bd2 e5 11. b4 cxb4 12. axb4 Bg4 13. b5 Nb8 14. Qb3 b6 1-0

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.18"]
[Round "7"]
[White "Nanovski, Stiliyan"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "A10"]
[BlackElo "1707"]
[PlyCount "48"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Bb4 3. g3 f5 4. Bg2 Nf6 5. a3 Bxc3 6. bxc3 0-0 7. d4 c5 8. Nf3 Qa5 9. Qb3 Nc6 10. 0-0 Ne4 11. Bb2 Rb8 12. Qb5 a6 13. Qxa5 Nxa5 14. Ne5 d6 15. Nd3 Nxc4 16. Rab1 Ned2 17. dxc5 d5 18. Rfd1 Nxb1 19. Rxb1 Bd7 20. c6 bxc6 21. Nc5 Nd2 22. Rd1 Rxb2 23. Nxd7 Rd8 24. Nc5 e5 0-1

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.17"]
[Round "6"]
[White "Hristov, Boris"]
[Black "Ivanov, Vladislav"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1707"]
[BlackElo "1983"]
[PlyCount "57"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b4 e6 3. a3 Be7 4. Bb2 0-0 5. c4 d5 6. e3 b6 7. Nc3 Bb7 8. Rc1 c5 9. b5 a6 10. d4 cxd4 11. Nxd4 Nbd7 12. Bd3 Nc5 13. 0-0 a5 14. Nce2 Rc8 15. Ng3 Rc7 16. Bb1 Qc8 17. Nf3 dxc4 18. Be5 Rd7 19. Qc2 g6 20. Qxc4 Bxf3 21. gxf3 Qb7 22. Qf4 Nd5 23. Qh6 Bf6 24. Bd4 Bxd4 25. exd4 Nb3 26. Rc4 Nf6 27. Be4 Nxe4 28. Nxe4 Rxd4 29. Nf6+ 1-0

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.16"]
[Round "5"]
[White "Borisov, Tsvetomir"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "A40"]
[BlackElo "1707"]
[PlyCount "68"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 Qe7 4. a3 Bxd2+ 5. Qxd2 f5 6. Nc3 Nf6 7. Nf3 0-0 8. g3 b6 9. Bg2 Bb7 10. 0-0 Nc6 11. Ne5 Na5 12. Bxb7 Nxb7 13. Nf3 Na5 14. Qd3 c6 15. d5 Ng4 16. Rab1 e5 17. e4 f4 18. b4 Nb7 19. h3 Nh6 20. Na4 Rac8 21. c5 bxc5 22. bxc5 Nxc5 23. Nxc5 Qxc5 24. Nxe5 Qd6 25. Qc3 Qf6 26. Rb3 d6 27. Nxc6 Rc7 28. Qxf6 Rxf6 29. Kg2 Nf7 30. Rc1 Ng5 31. gxf4 Nxe4 32. f3 Rg6+ 33. Kh2 Nf6 34. Re1 Kf8 1-0

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.14"]
[Round "4"]
[White "Hristov, Boris"]
[Black "Genov, Ivaylo"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1707"]
[PlyCount "41"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. b4 g6 4. Bb2 Bg7 5. e3 0-0 6. c4 c6 7. Na3 Bg4 8. Bg2 Nbd7 9. Qc2 Rc8 10. 0-0 Re8 11. Qa4 a6 12. b5 cxb5 13. cxb5 axb5 14. Qxb5 Nc5 15. Ne5 Bf5 16. Bd4 Qd6 17. Rac1 b6 18. h3 Ra8 19. Rc3 Nfe4 20. Bxe4 Nxe4 21. g4 0-1

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.13"]
[Round "3"]
[White "Dragieva, Denitza"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2019"]
[BlackElo "1707"]
[PlyCount "61"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. 0-0 d6 6. c4 Nf6 7. Nc3 Nbd7 8. b3 Be7 9. Re1 Ne4 10. Nxe4 Bxe4 11. Bb2 Bf6 12. Qd2 Rc8 13. Rad1 d5 14. cxd5 exd5 15. dxc5 Rxc5 16. Rc1 0-0 17. Nd4 Bg5 18. f4 Be7 19. Nc6 Qe8 20. Nxe7+ Qxe7 21. Ba3 Bxg2 22. Bxc5 bxc5 23. Kxg2 Qe4+ 24. Kg1 Nf6 25. Rxc5 Ng4 26. e3 Rd8 27. Qd4 Qf3 28. e4 h5 29. Rc3 Nxh2 30. Kxh2 Qg4 31. exd5 1-0

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.12"]
[Round "2"]
[White "Hristov, Boris"]
[Black "Ganchev, Hristo"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1707"]
[BlackElo "1588"]
[PlyCount "77"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. c4 e6 4. d4 Nc6 5. Nc3 b6 6. Bg5 Be7 7. Bg2 Bb7 8. Ne5 Nxe5 9. dxe5 Nd7 10. Bxe7 Qxe7 11. f4 c6 12. cxd5 exd5 13. 0-0 0-0 14. e4 dxe4 15. Bxe4 f6 16. Qb3+ Kh8 17. exf6 Nxf6 18. Bf3 Qf7 19. Qxf7 Rxf7 20. Rad1 c5 21. Be2 Rff8 22. Bc4 Rfd8 23. h3 Ne4 24. Nxe4 Bxe4 25. Kf2 g6 26. Rfe1 Bc6 27. g4 Rab8 28. Be6 Kg7 29. f5 gxf5 30. Bxf5 Kg8 31. Kg3 Kh8 32. Kh4 a5 33. Rxd8+ Rxd8 34. Re7 h6 35. Rh7+ Kg8 36. Rxh6 Bd5 37. Rxb6 Bxa2 38. b3 Rd5 39. Be6+ 1-0

[Event "Varna op 6th"]
[Site "Varna"]
[Date "2012.07.11"]
[Round "1"]
[White "Panbukchian, Valentin"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2347"]
[BlackElo "1707"]
[PlyCount "19"]
[EventDate "2012.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. h3 a6 6. f4 b5 7. e5 dxe5 8. dxe5 Qxd1+ 9. Rxd1 Nh5 10. Nd5 1-0

[Event "Sofia MGU op 39th"]
[Site "Sofia"]
[Date "2011.10.22"]
[Round "2"]
[White "Hristov, Boris"]
[Black "Vasilev, Milen"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1707"]
[BlackElo "2481"]
[PlyCount "50"]
[EventDate "2011.10.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 c5 7. c3 Nc6 8. Nf3 Nh6 9. 0-0 Nf5 10. g4 Nh4 11. Na3 Nxf3+ 12. Rxf3 Qb6 13. Nc2 cxd4 14. cxd4 Be7 15. f5 Nxe5 16. Qb3 Nxf3+ 17. Qxf3 Bf6 18. Be3 Qxb2 19. g5 Be7 20. Rf1 Qxc2 21. fxe6 fxe6 22. Qf7+ Kd7 23. Rc1 Qf5 24. Rc7+ Kxc7 25. Qxe7+ Kc6 0-1

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.10"]
[Round "9"]
[White "Hristov, Boris"]
[Black "Akhundov, Shamshad Rahman Ogl"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1696"]
[PlyCount "55"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Nc3 Nf6 5. Bxd7+ Nbxd7 6. d4 cxd4 7. Qxd4 e5 8. Qa4 a6 9. Bg5 b5 10. Bxf6 Nxf6 11. Qb3 Be7 12. 0-0-0 Qb6 13. Nd5 Nxd5 14. Qxd5 0-0 15. h4 Qxf2 16. Ng5 h6 17. Rhf1 Qe3+ 18. Kb1 hxg5 19. Rxf7 Rxf7 20. Qxa8+ Rf8 21. Qd5+ Kh7 22. Qe6 Qe2 23. Rc1 Rf1 24. b3 Bf6 25. g3 gxh4 26. gxh4 Bxh4 27. Kb2 Rxc1 28. Kxc1 0-1

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.09"]
[Round "8"]
[White "Golikov, Sergej"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2064"]
[BlackElo "1696"]
[PlyCount "69"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. g3 Bg7 5. Bg2 c6 6. Nf3 Nbd7 7. 0-0 Rb8 8. Re1 b5 9. cxb5 cxb5 10. a3 0-0 11. e4 Qb6 12. h3 Nh5 13. Nd5 Qd8 14. Bd2 e6 15. Nb4 a5 16. Nc6 Qb6 17. Nxb8 Nxb8 18. Be3 d5 19. e5 f5 20. g4 fxg4 21. hxg4 Nf4 22. Qd2 Nxg2 23. Kxg2 Nc6 24. Rh1 Ne7 25. Rh3 h6 26. Bxh6 Bxh6 27. Qxh6 Kf7 28. Rc1 Bd7 29. Qg5 Ke8 30. Rh7 Qd8 31. Rch1 b4 32. Rh8 bxa3 33. Rxf8+ Kxf8 34. Qf6+ Ke8 35. bxa3 1-0

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.08"]
[Round "7"]
[White "Talmaci, Alexandru"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1933"]
[BlackElo "1696"]
[PlyCount "97"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Bg4 4. h3 Bh5 5. d4 Qc7 6. Bb5+ Nd7 7. dxc5 Qxc5 8. Bxd7+ Kxd7 9. 0-0 Nf6 10. Re1 Bg6 11. e5 Ne4 12. Be3 Qb5 13. b3 e6 14. c4 Qa6 15. exd6 Qxd6 16. Qc1 Ke7 17. Nc3 f6 18. Bf4 e5 19. Nxe4 Bxe4 20. Rxe4 Kf7 21. Bd2 Be7 22. Bc3 Rhd8 23. Re2 Qc6 24. Qc2 e4 25. Qxe4 Qxe4 26. Rxe4 Rd3 27. Rc1 Bc5 28. Bd2 Rad8 29. b4 Bf8 30. Re3 Rxd2 31. Nxd2 Rxd2 32. a3 f5 33. c5 f4 34. Rf3 g5 35. h4 h6 36. g3 Kg6 37. hxg5 hxg5 38. gxf4 g4 39. Rg3 Kf5 40. f3 Kxf4 41. Rxg4+ Kxf3 42. Rg8 Bh6 43. Rf1+ Ke4 44. Re8+ Kd3 45. Rd8+ Kc4 46. Rxd2 Bxd2 47. Rf7 a5 48. Rxb7 axb4 49. axb4 1-0

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.07"]
[Round "6"]
[White "Hristov, Boris"]
[Black "Petkova, Nadezhda"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1696"]
[PlyCount "49"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Qf3 Qxf3 4. Nxf3 Nf6 5. Nc3 a6 6. Bc4 Nc6 7. d4 b5 8. Bb3 Bb7 9. Bf4 Rc8 10. 0-0 e6 11. a3 Bd6 12. Ne5 Nd7 13. Nxd7 Kxd7 14. Be3 Na5 15. Ba2 c5 16. Rad1 Ke7 17. d5 c4 18. Bb6 Bc7 19. Bxc7 Rxc7 20. d6+ Kd7 21. dxc7+ Kxc7 22. b3 cxb3 23. cxb3 Nc6 24. Ne4 Ne7 25. Nc5 1-0

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.06"]
[Round "5"]
[White "Subbotsky, Mikhail"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "1984"]
[BlackElo "1696"]
[PlyCount "75"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Be2 d6 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Bd2 Nd7 10. Ne1 f5 11. f3 f4 12. Nd3 Nf6 13. b4 g5 14. c5 Qe8 15. Nf2 Ng6 16. Nb5 Qd7 17. cxd6 cxd6 18. Rc1 Ne8 19. Qc2 a6 20. Nc7 Nxc7 21. Qxc7 Rf7 22. Qxd7 Rxd7 23. Rc2 b5 24. Rfc1 Rd8 25. Nd3 h5 26. h3 Rf8 27. Rc6 Rd8 28. Be1 Ne7 29. Rc7 Bd7 30. Bf2 a5 31. Rb7 Kf8 32. Bb6 Rdc8 33. Rxd7 Rxc1+ 34. Nxc1 axb4 35. Rd8+ Rxd8 36. Bxd8 Nc8 37. Bxb5 Na7 38. Ba6 1-0

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.05"]
[Round "4"]
[White "Hristov, Boris"]
[Black "Savenkov, Konstantin"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1696"]
[BlackElo "2019"]
[PlyCount "47"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bb5+ c6 6. Qe2+ Qe7 7. Bd3 Qxe2+ 8. Bxe2 Bf5 9. c4 Ne7 10. c5 Bc7 11. 0-0 Ng6 12. b4 a6 13. Nc3 0-0 14. a4 Nd7 15. Bg5 Rfe8 16. b5 Ba5 17. bxc6 bxc6 18. Ne5 Bxc3 19. Rac1 Bb2 20. Rcd1 Ndxe5 21. dxe5 Nxe5 22. f4 Nc4 23. Bxc4 dxc4 24. Rd6 0-1

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.05"]
[Round "3"]
[White "Legky, Nikolay A"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2430"]
[BlackElo "1696"]
[PlyCount "50"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Be3 d6 6. f3 Nbd7 7. Qd2 c5 8. d5 Ne5 9. h3 Nh5 10. f4 Ng3 11. fxe5 Nxh1 12. g4 Bxe5 13. Bd3 Bg3+ 14. Ke2 Be5 15. Nf3 Ng3+ 16. Kf2 f5 17. gxf5 gxf5 18. Nxe5 dxe5 19. Bh6 f4 20. Ne2 Rf6 21. Nxg3 Rxh6 22. Nf5 Bxf5 23. exf5 Rxh3 24. Rg1+ Kh8 25. f6 Rh2+ 0-1

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.04"]
[Round "2"]
[White "Hristov, Boris"]
[Black "Egorushkin, Anton"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1696"]
[PlyCount "69"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Bxc6 Bxc6 6. 0-0 Bxe4 7. Re1 Nf6 8. dxe5 dxe5 9. Nxe5 Qxd1 10. Rxd1 Bd6 11. Nc4 0-0-0 12. Nxd6+ Rxd6 13. Rxd6 cxd6 14. Na3 Rd8 15. f3 Bg6 16. c4 d5 17. Bf4 dxc4 18. Rc1 Bd3 19. Nxc4 Bxc4 20. Rxc4+ Kd7 21. Rc7+ Ke8 22. Rxb7 Rd7 23. Rb3 Rd4 24. Be3 Ra4 25. Rb8+ Ke7 26. Rb7+ Nd7 27. Rxa7 Rxa7 28. Bxa7 Kd6 29. Kf2 Kd5 30. Ke3 g5 31. b3 f5 32. Bd4 f4+ 33. Kd3 Ne5+ 34. Bxe5 Kxe5 35. Kc4 1-0

[Event "Varna op 5th"]
[Site "Varna"]
[Date "2011.07.03"]
[Round "1"]
[White "Panbukchian, Valentin"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2381"]
[BlackElo "1696"]
[PlyCount "57"]
[EventDate "2011.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nc6 3. e3 a6 4. d4 Bg4 5. c4 Nf6 6. Nc3 e6 7. a3 Ne4 8. Bd3 f5 9. 0-0 g5 10. cxd5 exd5 11. Qb3 Nxc3 12. bxc3 gxf4 13. Qxb7 Na5 14. Qb1 Rb8 15. Qc2 Nc4 16. exf4 Qd7 17. Ne5 Nxe5 18. fxe5 Be7 19. h3 Bxh3 20. gxh3 Rg8+ 21. Kh2 Bh4 22. Bf4 Bg5 23. Bxf5 Bxf4+ 24. Rxf4 Qe7 25. Rg4 Rxg4 26. Bxg4 c5 27. Rb1 Ra8 28. Qa4+ Kf8 29. Qc6 1-0

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.20"]
[Round "9"]
[White "Iliev, Ivelin"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B50"]
[BlackElo "1700"]
[PlyCount "56"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. b3 Nf6 4. Nc3 a6 5. Bb2 e6 6. d4 b6 7. e5 dxe5 8. dxe5 Nfd7 9. Bd3 Bb7 10. 0-0 Qc7 11. Ne4 Be7 12. Qe2 0-0 13. Rad1 Nc6 14. Nd6 f5 15. Bc4 Nd8 16. Bxe6+ Nxe6 17. Qc4 Bxd6 18. Qxe6+ Kh8 19. Rxd6 Bc8 20. Qe7 Qd8 21. Qxd8 Rxd8 22. e6 Bb7 23. Rxd7 Rxd7 24. exd7 Rd8 25. Re1 Be4 26. Ne5 Kg8 27. f3 Bd5 28. Rd1 Bf7 1-0

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.19"]
[Round "8"]
[White "Hristov, Boris"]
[Black "Hristov, Hristov St"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "1700"]
[PlyCount "106"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. f4 Bc5 5. h3 Na5 6. Nd2 exf4 7. Ngf3 0-0 8. d4 Nxc4 9. Nxc4 d5 10. dxc5 dxc4 11. Qxd8 Rxd8 12. Bxf4 Nxe4 13. Bxc7 Rd7 14. Be5 Nxc5 15. 0-0 f6 16. Bd4 Ne6 17. Bc3 b6 18. Rae1 Rf7 19. Re4 Nc5 20. Rd4 Bf5 21. Rxc4 Bxc2 22. Ne1 Bb1 23. Rg4 h5 24. Rh4 Ne4 25. Bd4 Rd8 26. Be3 Rd1 27. Nf3 Rxf1+ 28. Kxf1 g5 29. Rxe4 Bxe4 30. Nd2 Bd3+ 31. Kf2 Rc7 32. Bd4 Kf7 33. Ke3 Bg6 34. Bc3 b5 35. Kd4 Ke6 36. Nb3 Rc4+ 37. Ke3 Re4+ 38. Kf3 Kd5 39. g3 g4+ 40. hxg4 hxg4+ 41. Kf2 f5 42. Nd2 Re8 43. Nb3 a6 44. Nd2 Ra8 45. Ke3 a5 46. Kf4 b4 47. Bf6 Ke6 48. Bd4 Rc8 49. b3 Rc2 50. Nc4 Rxa2 51. Bb2 Be8 52. Bd4 a4 53. bxa4 Kd5 0-1

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.18"]
[Round "7"]
[White "Hasanov, Huseyn"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1700"]
[PlyCount "111"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 a6 4. Bc4 e6 5. d3 b5 6. Bb3 Nf6 7. e5 Ng4 8. Bf4 d5 9. exd6 Bxd6 10. a4 Bxf4 11. axb5 Nce5 12. Nxe5 Nxe5 13. Qe2 Ng6 14. bxa6 Bxa6 15. Bd5 Ra7 16. Nb5 Bxb5 17. Rxa7 Qxd5 18. 0-0 Bc6 19. f3 0-0 20. c4 Qh5 21. g3 Bb8 22. Ra6 Ne5 23. g4 Nxf3+ 24. Rxf3 Bxf3 25. Qxf3 Qxh2+ 26. Kf1 Qxb2 27. Qc6 Qc1+ 28. Ke2 Qc2+ 29. Ke3 Qh2 30. Qe4 Qg1+ 31. Ke2 Qd4 32. Qxd4 cxd4 33. Rb6 e5 34. c5 g5 35. c6 Rc8 36. Kf3 h5 37. gxh5 f5 38. c7 Bxc7 39. Rg6+ Kh7 40. Rxg5 Rf8 41. Rg1 Kh6 42. Rh1 Rg8 43. Rh3 Rg5 44. Ke2 Rxh5 45. Rxh5+ Kxh5 46. Kd2 e4 47. dxe4 fxe4 48. Kd1 Bf4 49. Ke1 d3 50. Kd1 e3 51. Ke1 Kg4 52. Kd1 Kf3 53. Ke1 Bg3+ 54. Kd1 e2+ 55. Kc1 e1Q+ 56. Kb2 0-1

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.17"]
[Round "6"]
[White "Hristov, Boris"]
[Black "Yanev, Bogdan"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1700"]
[PlyCount "116"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 Nf6 8. Bb3 0-0 9. Qd2 Na5 10. 0-0-0 Nxb3+ 11. Nxb3 Ng4 12. Bd4 d6 13. f3 Ne5 14. g4 Nxf3 15. Qf2 Nxd4 16. Nxd4 Bxg4 17. Rdg1 Bxd4 18. Qxd4 Bf3 19. h4 Bxh1 20. Rxh1 e6 21. Kb1 h5 22. Ne2 Rc8 23. Qe3 Qf6 24. Nf4 Rc5 25. Nd3 Rc7 26. Qh6 Qg7 27. Qf4 Rfc8 28. c3 e5 29. Qf2 a5 30. Rf1 Rc6 31. Qa7 b6 32. Qe7 R8c7 33. Qd8+ Kh7 34. Nf2 Rc8 35. Qg5 f6 36. Qg3 b5 37. Nd1 Rc4 38. Qd3 b4 39. Ne3 R4c6 40. c4 Qf7 41. b3 Qe6 42. Nd5 Rf8 43. Qe3 Rc5 44. Rf3 f5 45. Qg5 Rxd5 46. cxd5 Qf6 47. Qg3 f4 48. Qf2 g5 49. hxg5 Qxg5 50. Qa7+ Kh6 51. Rf1 Qg2 52. Rg1 Qxe4+ 53. Kc1 Qe3+ 54. Qxe3 fxe3 55. Rg3 Rf2 56. Rxe3 Rxa2 57. Rf3 Kg5 58. Rf8 a4 0-1

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.16"]
[Round "5"]
[White "Shafarostov, Artem"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2061"]
[BlackElo "1700"]
[PlyCount "58"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. f3 0-0 6. Be3 c6 7. Qd2 Qa5 8. 0-0-0 d5 9. e5 Ne8 10. h4 f6 11. h5 g5 12. h6 Bh8 13. Bxg5 fxg5 14. Qxg5+ Kf7 15. Rh4 Rg8 16. Rf4+ Nf6 17. Qh5+ Ke6 18. exf6 Bxf6 19. Re1+ Kd6 20. c5+ Kc7 21. Rxf6 Nd7 22. Rxe7 Kb8 23. Qh2+ Qc7 24. Qxc7+ Kxc7 25. Rxh7 b5 26. Rff7 Kd8 27. Rhg7 Rh8 28. h7 Nf8 29. Rxf8+ Rxf8 1-0

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.15"]
[Round "4"]
[White "Hristov, Boris"]
[Black "Shabanov, Abdulla Fikrat Oglu"]
[Result "1-0"]
[ECO "B95"]
[WhiteElo "1700"]
[PlyCount "58"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. Nb3 Qb6 10. f4 Rd8 11. Kb1 Nc6 12. Na4 Qc7 13. Bd3 e5 14. c4 h6 15. Bxf6 Bxf6 16. f5 Bg5 17. Qe2 Na5 18. h4 Bf6 19. Nc3 Nxb3 20. axb3 Qa5 21. Nd5 Bd7 22. Qg4 Kh7 23. b4 Qa4 24. Qh5 Be8 25. g4 g6 26. Nxf6+ Kg7 27. Qg5 hxg5 28. hxg5 Qxb4 29. Rh7+ Kf8 1-0

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.14"]
[Round "3"]
[White "Petkova, Nadezhda"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "A05"]
[BlackElo "1700"]
[PlyCount "54"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. Nbd2 e5 7. e4 Bg4 8. h3 Bd7 9. d4 Qc8 10. dxe5 dxe5 11. Kh2 Re8 12. Qe2 c5 13. Nc4 Bb5 14. a4 Ba6 15. Nfd2 Nc6 16. c3 Qe6 17. b3 Rad8 18. Ba3 b6 19. Rfe1 Bh6 20. Rad1 Na5 21. Bf1 Bxd2 22. Rxd2 Nxb3 23. Rxd8 Rxd8 24. Qa2 Bxc4 25. Bxc4 Qxc4 26. Rb1 Nd2 27. Qxc4 Nxc4 0-1

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.13"]
[Round "2"]
[White "Hristov, Boris"]
[Black "Zulfugarli, Aytaj"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "1700"]
[PlyCount "33"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nb3 e6 7. Bg5 Be7 8. Qd2 a6 9. 0-0-0 b5 10. f4 b4 11. Bxf6 Bxf6 12. Qxd6 Qxd6 13. Rxd6 bxc3 14. e5 cxb2+ 15. Kb1 Nxe5 16. fxe5 Bxe5 17. Rb6 0-1

[Event "Varna op 4th"]
[Site "Varna"]
[Date "2010.06.12"]
[Round "1"]
[White "Dimitrov, Pavel"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2351"]
[BlackElo "1700"]
[PlyCount "101"]
[EventDate "2010.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 a6 4. a4 Nc6 5. Nf3 e6 6. g3 Nf6 7. d4 cxd4 8. Nxd4 Be7 9. Bg2 e5 10. Nb3 Qb6 11. a5 Qa7 12. Qe2 Be6 13. Be3 Qb8 14. Nd5 Bd8 15. Nb6 Bxb6 16. Bxb6 0-0 17. 0-0 Nd7 18. Be3 Qc7 19. f5 Bxb3 20. cxb3 Nxa5 21. f6 Nxf6 22. Rxf6 gxf6 23. Qg4+ Kh8 24. Qh4 Rg8 25. Qxf6+ Rg7 26. Bh6 Rag8 27. Rc1 Nc6 28. Rc3 Qe7 29. Bxg7+ Rxg7 30. Qxe7 Nxe7 31. Rc7 Nc6 32. Rxb7 Nd4 33. Bf1 f5 34. Rb8+ Rg8 35. Rxg8+ Kxg8 36. exf5 Nxf5 37. Bxa6 Ne3 38. Kf2 Nf5 39. b4 Kf7 40. b5 Ke7 41. b6 Kd7 42. Bb5+ Kc8 43. Bd3 Ne7 44. Bxh7 Kb7 45. h4 Kxb6 46. h5 Kc5 47. g4 Kd5 48. g5 Ke6 49. h6 Kf7 50. b4 d5 51. b5 1-0

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.19"]
[Round "9"]
[White "Malinarski, Yehuda"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2101"]
[BlackElo "1586"]
[PlyCount "55"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. h3 Ne5 11. Be2 Nbc6 12. Nf5 Bxf5 13. exf5 Nd4 14. Bd3 Qa5 15. Bxe5 Qxe5+ 16. Kf1 Nxf5 17. Qf3 e6 18. Re1 Qf4 19. Qxf4 gxf4 20. Bxf5 0-0 21. Bd3 b5 22. Re4 e5 23. f3 Rfc8 24. a4 f5 25. Rb4 bxa4 26. Rxa4 Rcb8 27. Bc4+ Kh8 28. Bb3 1-0

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.17"]
[Round "7"]
[White "Hristov, Boris"]
[Black "Vachev, Vladimir"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1586"]
[BlackElo "2139"]
[PlyCount "84"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[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. h3 Na5 9. c3 Nxb3 10. Qxb3 c5 11. d4 Qc7 12. d5 0-0 13. c4 Bd7 14. Nc3 Rfb8 15. Bg5 h6 16. Bxf6 Bxf6 17. Re2 h5 18. cxb5 axb5 19. Nd1 Ra4 20. Rc1 Qa7 21. Qe3 Rxa2 22. Ng5 b4 23. Kh2 Ra8 24. h4 Ra1 25. b3 Qa3 26. Rec2 Rxc1 27. Rxc1 g6 28. Rc2 Kg7 29. Nb2 Bb5 30. Nf3 Qa1 31. Nc4 Bxc4 32. Rxc4 Ra2 33. Rc1 Qb2 34. Kg3 Ra3 35. Qd2 Qxb3 36. Qe2 Qa4 37. Kh2 Ra2 38. Qe3 Qa3 39. Qe1 Rxf2 40. Qxf2 Qxc1 41. g3 b3 42. Qd2 b2 0-1

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.16"]
[Round "5"]
[White "Hristov, Boris"]
[Black "Todorov, Kalin"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1586"]
[PlyCount "50"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. c3 d6 7. d4 b5 8. Bg5 Bb6 9. dxe5 dxe5 10. Qxd8+ Kxd8 11. Bb3 h6 12. Bxf6+ gxf6 13. Bxf7 Ke7 14. Bd5 Bb7 15. Nh4 Rab8 16. Ng6+ Kd7 17. Nxh8 Rxh8 18. Nd2 Kc8 19. Rac1 Ne7 20. Bxb7+ Kxb7 21. c4 Nc6 22. cxb5 axb5 23. Nf3 Nd4 24. Nxd4 Bxd4 25. Rc2 Ra8 1-0

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.16"]
[Round "6"]
[White "Peronczyk, Karol"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1632"]
[BlackElo "1586"]
[PlyCount "76"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 b5 8. Be3 Bb7 9. f3 Be7 10. a4 b4 11. Na2 d5 12. exd5 Nxd5 13. Bc5 0-0 14. Bxe7 Qxe7 15. Qd2 a5 16. 0-0 Nf4 17. Bd3 Rd8 18. Rad1 Nc6 19. Qf2 Qg5 20. Kh1 Nd4 21. Nxd4 Rxd4 22. Nc1 Rad8 23. Rfe1 Bc6 24. b3 h5 25. Re3 h4 26. Rde1 f6 27. Bc4+ Kh8 28. Nd3 Nh5 29. Bf7 Ng3+ 30. Kg1 Nf5 31. R3e2 h3 32. g3 Nh4 33. Nxe5 fxe5 34. Rxe5 Qxe5 35. Rxe5 Rd1+ 36. Qf1 Nxf3+ 37. Kf2 Rxf1+ 38. Kxf1 Nxe5 0-1

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.15"]
[Round "4"]
[White "Miteva, Silvena"]
[Black "Hristov, Boris"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1599"]
[BlackElo "1586"]
[PlyCount "69"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 b5 10. 0-0-0 0-0 11. g4 b4 12. Ne2 a5 13. Kb1 a4 14. Nbc1 Qc7 15. h4 Rc8 16. h5 b3 17. c3 bxa2+ 18. Nxa2 a3 19. b4 Bb3 20. Rc1 Ne8 21. g5 f5 22. exf5 Qc6 23. h6 Qxf3 24. Bh3 Qe4+ 25. Ka1 Nd7 26. f6 Bxf6 27. Bxd7 Rd8 28. Bxe8 Be7 29. Bb5 Bd5 30. Bd3 Qg4 31. Rcg1 Qe6 32. g6 e4 33. gxh7+ Kf7 34. Rxg7+ Ke8 35. Bb5+ 1-0

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.14"]
[Round "3"]
[White "Hristov, Boris"]
[Black "Lorek, Milosz"]
[Result "0-1"]
[ECO "C91"]
[WhiteElo "1586"]
[BlackElo "1991"]
[PlyCount "55"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. c3 b5 7. Bb3 d6 8. d4 Bg4 9. Re1 0-0 10. Bd5 Qd7 11. Nbd2 exd4 12. cxd4 Nxd5 13. exd5 Nxd4 14. Re4 Nxf3+ 15. Nxf3 f5 16. Re6 Bf6 17. a4 Rae8 18. h3 Bxf3 19. Qxf3 Rxe6 20. dxe6 Qxe6 21. axb5 axb5 22. Bd2 Qe4 23. Qb3+ Qc4 24. Qf3 Bxb2 25. Re1 b4 26. Re7 Bf6 27. Rd7 b3 28. Qb7 0-1

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.13"]
[Round "2"]
[White "Rodina, Nataliya"]
[Black "Hristov, Boris"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1944"]
[BlackElo "1586"]
[PlyCount "54"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Nc3 Nc6 6. Qd1 e6 7. a3 Be7 8. Bd3 Bf6 9. Bd2 b5 10. 0-0 Nge7 11. Qe2 0-0 12. Nd1 e5 13. Ne3 Ng6 14. Nd5 Bg4 15. Nxf6+ Qxf6 16. c3 Nh4 17. Bg5 Nxf3+ 18. gxf3 Qxg5 19. fxg4 Ne7 20. Qf3 Ng6 21. Qf5 Qd2 22. Qf3 Nf4 23. Rfd1 Qxb2 24. c4 bxc4 25. Bxc4 Rac8 26. Rab1 Qc2 27. Bxa6 Rc3 0-1

[Event "Varna op 3rd"]
[Site "Varna"]
[Date "2009.06.12"]
[Round "1"]
[White "Hristov, Boris"]
[Black "Sadzikowski, Daniel"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1586"]
[BlackElo "2280"]
[PlyCount "56"]
[EventDate "2009.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5 7. Bxf6 gxf6 8. Nb3 Qc7 9. Qd2 a6 10. 0-0-0 d6 11. Kb1 Bd7 12. f4 b5 13. g3 b4 14. Ne2 a5 15. Nbd4 Rb8 16. f5 e5 17. Nf3 Na7 18. Nc1 h5 19. Bg2 Ke7 20. h3 Bh6 21. Qd3 Bb5 22. Qb3 a4 23. Qxb4 Bf1 24. Qxb8 Rxb8 25. Bxf1 Qc3 26. Nd3 Nb5 27. Ka1 Na3 28. Nfe1 Bd2 0-1

