[Event "Sofia MGU op 125th"]
[Site "Sofia"]
[Date "2014.11.16"]
[Round "4"]
[White "Mustedjeb, Anher"]
[Black "Petkov, Konstantin"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1742"]
[BlackElo "1348"]
[PlyCount "57"]
[EventDate "2014.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. h3 Nf6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Be6 9. Bb3 Qe7 10. Nc3 0-0-0 11. a3 Kb8 12. Bxe6 fxe6 13. Qe2 Qg7 14. 0-0-0 g4 15. hxg4 Nxg4 16. Rhf1 h5 17. Kb1 d5 18. Rh1 d4 19. Na2 Qd7 20. Nd2 Ne7 21. Nb3 Bd6 22. Rh3 Nf6 23. Rdh1 Ng6 24. Bh4 Nf4 25. Qf1 Nxh3 26. Bxf6 Rhf8 27. Bxd8 Qxd8 28. Rxh3 Qg5 29. f3 1-0

[Event "Sofia MGU op 125th"]
[Site "Sofia"]
[Date "2014.11.16"]
[Round "5"]
[White "Tenev, Bogdan"]
[Black "Petkov, Konstantin"]
[Result "0-1"]
[ECO "C27"]
[BlackElo "1348"]
[PlyCount "28"]
[EventDate "2014.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. h3 Nc6 5. Nge2 d6 6. d3 h6 7. Na4 Bb6 8. Nxb6 axb6 9. a3 d5 10. exd5 Nxd5 11. Bxd5 Qxd5 12. 0-0 Qe6 13. Be3 Qg6 14. Qd2 Bxh3 0-1

[Event "Sofia MGU op 125th"]
[Site "Sofia"]
[Date "2014.11.15"]
[Round "2"]
[White "Ivanov, Oleg2222"]
[Black "Petkov, Konstantin"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1833"]
[BlackElo "1348"]
[PlyCount "41"]
[EventDate "2014.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 Nc6 5. d3 d6 6. Bg5 h6 7. Bd2 Ng4 8. e3 Bf5 9. a3 a5 10. Ne4 Bb6 11. Qa4 Be6 12. Ne2 d5 13. N4c3 dxc4 14. Bxc6+ bxc6 15. Qxc6+ Bd7 16. Qxc4 Qf6 17. 0-0-0 Nxf2 18. Rhf1 Bh3 19. Ne4 Qe7 20. Rxf2 Bg4 21. Qc6+ 1-0

[Event "Sofia MGU op 125th"]
[Site "Sofia"]
[Date "2014.11.15"]
[Round "3"]
[White "Petkov, Konstantin"]
[Black "Georgiev, Nikolay"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1348"]
[BlackElo "1654"]
[PlyCount "94"]
[EventDate "2014.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. d3 d6 6. Bg5 Nd4 7. Nxd4 Bxd4 8. Nd5 c6 9. Nxf6+ gxf6 10. Qh5 Qe7 11. Bh4 Be6 12. Bxe6 Qxe6 13. Qf3 Rg8 14. Bxf6 Bxb2 15. Rb1 Bc3+ 16. Kf1 Rg6 17. Bh4 b6 18. Rb3 Bd4 19. c3 Bc5 20. Qd1 Qg4 21. Qxg4 Rxg4 22. Bf6 Bxf2 23. Kxf2 Rf4+ 24. Ke2 Rxf6 25. Rd1 Kd7 26. d4 exd4 27. cxd4 Re6 28. Kd3 Rae8 29. Re1 f5 30. e5 dxe5 31. dxe5 Rxe5 32. Rd1 Rd5+ 33. Kc2 Re2+ 34. Kc1 Rxd1+ 35. Kxd1 Rxg2 36. Rh3 Rxa2 37. Rxh7+ Ke6 38. h4 c5 39. Kc1 Rh2 40. h5 b5 41. h6 f4 42. Rh8 Kf7 43. Kd1 Kg6 44. Rf8 Rxh6 45. Rxf4 Rh2 46. Rg4+ Kf5 47. Rg7 Ra2 0-1

[Event "Sofia MGU op 125th"]
[Site "Sofia"]
[Date "2014.11.15"]
[Round "1"]
[White "Petkov, Konstantin"]
[Black "Ginev, Nikola"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1348"]
[PlyCount "60"]
[EventDate "2014.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. 0-0 c6 7. a4 a5 8. Bg5 h6 9. Bh4 Bg4 10. h3 Bxf3 11. Qxf3 Nbd7 12. Rad1 Qc7 13. Bg3 e5 14. dxe5 dxe5 15. Bh2 Rfe8 16. Qg3 Nf8 17. f4 exf4 18. Qe1 Ne6 19. e5 Nh5 20. Bxe6 Rxe6 21. Bxf4 Nxf4 22. Rxf4 Bxe5 23. Re4 Rae8 24. Qh4 Kg7 25. Rc4 Bg3 26. Qd4+ Qe5 27. Qxe5+ Rxe5 28. Rf1 Re1 29. Rg4 Rxf1+ 30. Kxf1 Re1# 0-1

[Event "Sofia MGU op 37th"]
[Site "Sofia"]
[Date "2011.09.04"]
[Round "4"]
[White "Petkov, Konstantin"]
[Black "Tsolov, Tsanko G"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "30"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. e5 Ng4 8. 0-0 0-0 9. Ng5 Nh6 10. Qd3 g6 11. Nc3 Bxd4 12. Bf4 Bxe5 13. Bxe5 Nxe5 14. Nce4 Nxd3 15. Bxd3 d5 0-1

[Event "Sofia MGU op 37th"]
[Site "Sofia"]
[Date "2011.09.03"]
[Round "3"]
[White "Ivanov, Ivan Iv"]
[Black "Petkov, Konstantin"]
[Result "1/2-1/2"]
[ECO "D09"]
[PlyCount "62"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bf5 6. Bg2 Bb4+ 7. Bd2 Bc5 8. b3 Nge7 9. 0-0 0-0 10. Re1 Ng6 11. a3 Ngxe5 12. Nxe5 Nxe5 13. Bxb7 Rb8 14. Bg2 Ng4 15. h3 Ne5 16. e3 Nd3 17. Re2 Nb2 18. Qc1 Nd3 19. Qd1 Qf6 20. e4 Bg6 21. e5 Nxe5 22. Bf4 Nf3+ 23. Bxf3 d3 24. Be5 Qxf3 25. Rd2 Qf5 26. Bxc7 Rbc8 27. Bf4 Qxh3 28. Nc3 Bd4 29. Rc1 Bxc3 30. Rxc3 Be4 31. f3 Bg6 1/2-1/2

[Event "Sofia MGU op 37th"]
[Site "Sofia"]
[Date "2011.09.03"]
[Round "2"]
[White "Petkov, Konstantin"]
[Black "Bakalska, Aleksina"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "28"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bc4 Nf6 4. Nc3 d6 5. d3 Be6 6. Bxe6 fxe6 7. 0-0 Be7 8. Bg5 d5 9. Bxf6 Bxf6 10. exd5 exd5 11. d4 e4 12. Re1 0-0 13. Nd2 Bxd4 14. Nb3 Bxf2+ 0-1

[Event "Sofia MGU op 37th"]
[Site "Sofia"]
[Date "2011.09.03"]
[Round "1"]
[White "Zhelev, Emil"]
[Black "Petkov, Konstantin"]
[Result "1-0"]
[ECO "D07"]
[PlyCount "37"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BUL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 Nc6 4. d5 Ne5 5. Bf4 Ng6 6. Bg3 Nf6 7. e4 e5 8. Bxc4 Bb4 9. Qa4+ Nd7 10. Qxb4 Nb6 11. Nf3 a5 12. Qb3 f6 13. 0-0 Bg4 14. Nd2 f5 15. f3 Bh5 16. exf5 Ne7 17. Bxe5 Nxf5 18. Rfe1 Qg5 19. Bf6+ 1-0

