Correct answer: Q:a21...a1Q/a1R/a1B/a1N 2.Q:a1# 1...c4 2.Qd5# 1...b3 2.Qc3# 1...Nc4/Nd5 2.B:c5#/Q:c5# 1...Nc8/Na8 2.B:c5#/Q:c5#/Q: