Correct answer: Ng41...Be6 2.Qf4# 1...e6 2.Qd4# 1...Qa6/Qd7/Qe8 2.B:b4# 1...Qa7/Qa8/Qc2/Qd1 2.Nb5#/B:b4# 1...Qb3/Qb5 2.Nb5# 1