[Event "USSR Championship"] [Site "Moscow URS"] [Date "1952.12.26"] [EventDate "1952.??.??"] [Round "18"] [Result "1-0"] [White "Paul Keres"] [Black "Viktor Korchnoi"] [ECO "A89"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "43"] 1.c4 f5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nc3 d6 6.d4 O-O 7.O-O Nc6 8.d5 Na5 9.Qa4 c5 10.dxc6 Nxc6 11.Rd1 Na5 12.c5 Bd7 13.Qa3 Ne8 14.Bg5 Be6 15.cxd6 Nxd6 16.Rxd6 Qxd6 17.Qxa5 b6 18.Qa4 Bd7 19.Qh4 Bxc3 20.Bxe7 Qe6 21.bxc3 Rfe8 22.Nd4 1-0