Correct answer: K:c31.R:c2?? (2.Ned3#/R:e2#) 1...e:d1Q/e:d1R 2.Q:d1# 1...e:d1B 2.Ned3#/Q:d1#/Q:c3#/Nfd3# 1...e:d1N 2.Ned3#/Q:d1#/N