[Event "URS-ch48 sf"] [Site "Tallinn URS"] [Date "1980.08.??"] [EventDate "1980.08.07"] [Round "?"] [Result "1-0"] [White "Valery A Chekhov"] [Black "Jaan Yukhanovich Ehlvest"] [ECO "E97"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "83"] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.Be3 Re8 9.dxe5 dxe5 10.Qxd8 Rxd8 11.Bg5 Rd7 12.Bd1 Ne8 13.Ba4 f6 14.Be3 Rd6 15.h3 Be6 16.Nd5 Kf7 17.b4 Rdd8 18.Rac1 Bf8 19.a3 a5 20.b5 Ne7 21.Nd2 g5 22.Nb3 b6 23.Nd2 Rab8 24.Bd1 Ng6 25.Rc3 Rb7 26.Kh2 Ng7 27.g3 h5 28.a4 Bd6 29.Nb3 Bb4 30.Rc2 Bxd5 31.cxd5 Rh8 32.Be2 Ne8 33.Nc1 Bd6 34.Nd3 Ke7 35.Kg2 Rb8 36.Nb2 Bb4 37.Rc6 Kd7 38.Bxg5 Rg8 39.Bxh5 Ne7 40.Bg4+ f5 41.Bxe7 fxg4 42.Bxb4 1-0