Correct answer: N5f41. N5f4! [2. Q:d8, Qe6, c5#] 1. ... Qe3 2. Q:d8# 1. ... Qg5 2. Qe6# 1. ... Qg4 2. c5# 1. ... Q:d3+ 2. N:d3# 1. ... Q:f4 2. B