[Event "Ch Bulgaria"] [Site "masterchessopen.com Sofia (Bulgaria)"] [Round "10"] [White "Piskov Kamen"] [Black "Bobotsov Milko G (BUL)"] [Result "0-1"] [BlackElo "2405"] [ECO "E47"] [Opening "Nimzo-Indian: 4.e3 O-O 5.Bd3"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d6 6.Nf3 Nc6 7.Bd2 e5 8.d5 Ne7 9.a3 Bxc3 10.Bxc3 Bf5 11.Bxf5 Nxf5 12.Qc2 Nh6 13.h3 Nd7 14.g4 f5 15.g5 Nf7 16.h4 Nc5 17.O-O-O Qd7 18.Rdg1 Nd8 19.h5 Qa4 20.Qxa4 Nxa4 21.Be1 c6 22.Bb4 c5 23.Ba5 b6 24.b3 bxa5 25.bxa4 Rb8 26.Kc2 e4 27.Nd2 Nf7 28.Nb3 Rb6 29.Nxa5 Ne5 30.Rb1 Rfb8 31.Rb5 a6 32.Rxb6 Rxb6 33.Rb1 Rxb1 34.Kxb1 Kf8 35.Kc2 Ke8 36.Kd1 Kd7 37.Kc2 Ng4 38.Nc6 Nxf2 39.a5 g6 40.hxg6 hxg6 41.Nb8+ Kc7 42.Nc6 Nh3 43.Ne7 f4 44.exf4 Nxf4 45.Kd2 Kd8 46.Ke3 Ng2+ 47.Kf2 Nh4 48.Nc6+ Kd7 49.Ke3 Nf3 50.Kxe4 Nxg5+ 51.Kf4 Nf7 52.Nb8+ Kc8 53.Nc6 Kc7 54.Ke4 Nh6 55.Kf4 Nf5 56.Ke4 Ng3+ 57.Kf3 Nf1 58.Ke2 Nh2 59.Ne7 g5 60.Nc6 Ng4 61.Kf3 Nf6 62.Ke3 g4 63.Ne7 g3 64.Nf5 Ng4+ 65.Kf3 Ne5+ 66.Kxg3 Nxc4 67.Kf3 Nxa5 68.Ne3 Kb6 69.a4 c4 70.Ke4 Kc5 {#R} 0-1