Correct answer: Nh31.Bf3? B 1. ... Kd2! 1. ... Kf1 a 2. Qa1# A 1. Qa1? A 1. ... c3! 1. ... Kf1 a 2.Bf3# B 1. ... Kd2 2.Nd3# 1. Nh3! 1. ... Kf1 a 2