Correct answer: Qh61. Qf8? waiting 1... Kc4 2. Qc5+ 2... Kd3/b3 3. Qc2# 1... Ke4 2. Ke2 [3. Q:f4#] 2... f3+ 3. Q:f3# 1... f3 2. Ne1+ 2... Ke3/e4 3. Q