Correct answer: Qe4-h7 1.Qe4-h7 ! danger: 2.Bh6-c1 # 2.Bh6-d2 # 2.Bh6-e3 # 2.Bh6-f4 # 1...Nc4-d2 + 2.Bh6*d2 # 1...N<