[Event "Berlin East AdW 1st"] [Site "Berlin East"] [Date "1984.12.01"] [Round "4"] [White "Valery A Chekhov"] [Black "Sergey Leonidovich Kalinitschew"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 O-O 9.O-O Nc6 10.Be3 Bd7 11.Rb1 Rc8 12.Bd3 Na5 13.d5 c4 14.Bc2 b6 15.Bd4 e5 16.dxe6 Bxe6 17.Nf4 Nc6 18.Bxg7 Kxg7 19.Nxe6+ fxe6 20.Qe2 Qf6 21.Qxc4 Nd4 22.Qxd4 Qxd4 23.cxd4 Rxc2 24.a4 Rc4 25.a5 Rxd4 26.axb6 axb6 27.f3 Rb8 28.Rb5 Rd2 29.Kh1 Kf6 30.h4 h6 31.Rfb1 Rc8 32.Rxb6 Rcc2 33.Rg1 Rf2 34.Rb8 h5 35.Kh2 Rb2 36.Rxb2 Rxb2 37.Kg3 e5 38.Rf1 Rb3 39.Rf2 Ra3 40.Rb2 Rc3 41.Kf2 Ra3 42.g4 hxg4 43.fxg4 Rh3 44.g5+ Ke6 45.Rb6+ Kf7 46.Rb7+ Kf8 47.Rb5 Rxh4 48.Kf3 Ke7 49.Rxe5+ Kd6 50.Ra5 Ke6 51.Ra6+ Ke5 52.Rxg6 Rf4+ 53.Kg3 Rxe4 54.Rf6 Rb4 55.Rf8 Ra4 56.Kh3 Ke6 57.g6 {#r} 1-0