Two bishop sacrifice Lasker vs J Bauer, 1889  (A03) Bird's Opening, 38 moves, 1-0 J Mieses vs Lasker, 1890  (A07) King's Indian Attack, 43 moves, 0-1 17... Bxc3+ creates four connected passed pawns. Blackburne vs Lasker, 1892  (C29) Vienna Gambit, 32 moves, 0-1 E von Feyerfeil vs Lasker, 1889  (D00) Queen's Pawn Game, 47 moves, 0-1 4 games