Correct answer: Qh71.Nf4+?? 1...Kc4 2.Qe6# but 1...g:f4! 1.Qh1?? (2.Qf1#) but 1...Kc4! 1.Qg4?? (2.Nc5#) 1...Kc4 2.Nf2# but 1...Rc3! 1.Q
