[Event "Ch Bulgaria"] [Site "masterchessopen.com - Sofia (Bulgaria)"] [Date "1953.10.23"] [Round "5"] [White "Nejkirch Oleg"] [Black "Filchev Rusko"] [Result "1-0"] [ECO "E00"] [Opening "Queen's Pawn: Neo-Indian, 3...c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 c5 4.d5 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Na6 10.Nd2 Nc7 11.Nc4 Nce8 12.h3 Nd7 13.e4 Rb8 14.a4 Ne5 15.Ne3 f6 16.f4 Nf7 17.Rb1 a6 18.b4 f5 19.Qc2 cxb4 20.Rxb4 fxe4 21.Nxe4 Nf6 22.Bb2 Nxe4 23.Rxe4 Nh6 24.g4 Bd7 25.Bxg7 Kxg7 26.g5 Nf5 27.Qb2+ Kf7 28.Ng4 b5 29.a5 Re8 30.Rfe1 Rxe4 31.Bxe4 Qh8 32.Nf6 h6 33.Qe2 Ng3 34.Qf2 Nxe4 35.Rxe4 Rb7 36.Qe3 hxg5 37.Re7+ {#r} 1-0