[Event "Ch Bulgaria"] [Site "masterchessopen.com – Sofia (Bulgaria)"] [Date "1947.09.19"] [Round "11"] [White "Malchev Andrei"] [Black "Naidenov Nikolai"] [Result "1-0"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Qd3 O-O 11.Nbd2 f5 12.exf6 Nxf6 13.Ng5 Qd6 14.Nde4 Nxe4 15.Nxe4 Ne5 16.Qd1 dxe4 17.Qxd6 cxd6 18.Bxe6+ Kh8 19.b4 Bb6 20.Be3 Bxe3 21.fxe3 Rfe8 22.Bd5 Rac8 23.Bxe4 Rxc3 24.Bb7 Rxe3 25.Bxa6 g6 26.Bxb5 Rb8 27.a4 Nd3 28.Ra3 {#r} 1-0