Correct answer: Re41...c6 2.Qd6# 1.R:b6+?? 1...c:b6 2.Qd6# 1...c6 2.Qd6#/R:c6# but 1...R:b6! 1.R:e3?? (2.Qe5#/Qf5#) 1...b1Q/b1B/R:h6/N