Correct answer: Qf71...Qg1/Qg3/Qd2/Qh3 2.Qe4#/Qd5# 1...Qg4 2.Qf2#/Qe3#/Qd5# 1...Qf2 2.Q:f2#/Qe4#/Qd5# 1...Qe2 2.Qd5# 1...Qc