Correct answer: Qh3-h6 1.Qh3-h6 ! zugzwang. 1...Kd4-d5 2.Qh6-e6 + 2...Kd5-d4 3.Qe6-e5 # 1...Kd4-e4 2.Qh6-f6 zugzwang.
