Correct answer: Rd31...Ke6 2.Re3# 1...Kd5/a5 2.Rb5# 1.Qd2?? (2.Re3#) 1...Nd6 2.Q:d6# but 1...Ke6! 1.Qe2+?? 1...Kd5 2.Ne7#/Qe4# but 1.