Weiß am zug - mate in 4

Bosse Lindberg vs Jesper Celander, Stockholm, 2000

[FEN "rnb2r1k/pp2q2p/2p2R2/8/2Bp3Q/8/PPP3PP/RN4K1 w - - 1 0 KQkq - 0 1"] [NAVIGATION "0"] [CUSTOM_MOVE "1"] 1.Rxf8+ Qxf8 2.Qxd4+ Qg7 3. Qd8+ Qg8 4.Qxg8#