Chess Puzzles

Weiß am zug - mate in 4

Harald Matthey vs Lothar Olzem, Germany, 1991

Puzzle rating: 1871

[FEN "rnb3kb/pp5p/4p1pB/q1p2pN1/2r1PQ2/2P5/P4PPP/2R2RK1 w - - 1 0 KQkq - 0 1"] [NAVIGATION "0"] [CUSTOM_MOVE "1"] 1.Qd6 Bg7 2.Qe7 Qc7 3. Qe8+ Bf8 4.Qxf8#