[Event "Rostov"] [Site "Rostov-on-Don URS"] [Date "1958.09.??"] [EventDate "1958.09.00"] [Round "4"] [Result "1-0"] [White "Boris Spassky"] [Black "Gunnar Andreyevich Uusi"] [ECO "E28"] [WhiteElo "2548"] [BlackElo "?"] [PlyCount "69"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.a3 Bxc3+ 6.bxc3 Re8 7.Bd3 e5 8.Ne2 e4 9.Bb1 b6 10.Ng3 Ba6 11.f3 Bxc4 12.fxe4 d6 13.Qf3 Nbd7 14.a4 Qc8 15.Kd2 Qa6 16.h4 Rad8 17.h5 h6 18.Rh4 Nh7 19.Bc2 Ng5 20.Qf2 Re6 21.Rg4 Rde8 22.Ba3 Nf6 23.Rxg5 hxg5 24.Qf5 c5 25.Qxg5 cxd4 26.Nf5 dxe3+ 27.Kc1 Nxh5 28.Qxh5 Bd3 29.Kb2 g6 30.Qg5 Bf1 31.Nxe3 Re5 32.Qf6 Be2 33.Nf5 Rxf5 34.exf5 Bh5 35.fxg6 1-0