[Event "?"] [Site "St Petersburg RUS"] [Date "1880.??.??"] [Round "?"] [White "Chigorin, Mikhail"] [Black "Clemens, C"] [Result "1-0"] [WhiteElo "2600"] [BlackElo "2355"] [ECO "B24"] [EventDate "1880.??.??"] 1.e4 c5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 e6 5.d3 Be7 6.f4 d6 7.Nge2 O-O 8.O-O Qc7 9.b3 a6 10.a4 e5 11.f5 Bd7 12.Kh1 Nd4 13.Bg5 Nxe2 14.Qxe2 Bc6 15.g4 b5 16. Bd2 b4 17.Nd1 Nd7 18.g5 f6 19.g6 h6 20.Qh5 Nb6 21.Ne3 Ra7 22.Ng4 Bd8 23. Rf3 Be8 24.Rg3 1-0