[Event "Match"] [Site "Havana CUB"] [Date "1890.??.??"] [Round "4"] [White "Gunsberg, Isidor"] [Black "Chigorin, Mikhail"] [Result "1/2-1/2"] [ECO "C49d"] [EventDate "1890.??.??"] 1.e4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.Bxc6 dxc6 7.Nxe5 Bxc3 8. dxc3 Nxe4 9.f3 Qf6 10.Nd7 Bxd7 11.Qxd7 Qd6 12.Qxd6 Nxd6 13.Bf4 1/2-1/2