Correct answer: Ng2-e1 1.Ng2-e1 ! zugzwang. 1...c3-c2 2.Qf3-d3 # 1...Kc4-d4 2.Qf3-d3 # 1...Kc4-b5 2.Qf3-b7 + 2...Kb5-c4
