[Event "Ch Bulgaria"] [Site "masterchessopen.com Sofia (Bulgaria)"] [Date "1963.03.23"] [Round "17"] [White "Radulov Ivan (BUL)"] [Black "Kadrev Zdravko"] [Result "1-0"] [WhiteElo "2306"] [ECO "A17"] [Opening "English: Anglo-Indian, 2.Nc3 e6"] 1.c4 Nf6 2.Nc3 e6 3.d4 d5 4.Bg5 c5 5.e3 cxd4 6.exd4 Be7 7.Nf3 dxc4 8.Bxc4 O-O 9.O-O Nc6 10.Rc1 Bd7 11.Qe2 Rc8 12.Rfd1 Nd5 13.Bd2 Nxc3 14.Bxc3 Bb4 15.h3 Bxc3 16.bxc3 Qf6 17.Bd3 Rfd8 18.Qe4 g6 19.Qe3 Be8 20.Be4 e5 21.dxe5 Rxd1+ 22.Rxd1 Nxe5 23.Bxb7 Nxf3+ 24.Bxf3 Rxc3 25.Qxe8+ {#r} 1-0