Correct answer: Qa11.Qb1?? (2.Rb8#) but 1...Kg8! 1.Qe4?? (2.Rb8#) but 1...Kg8! 1.Qa1! (2.Nh5#/Nf5#/Ne6#/Ne8#) 1...Kh7 2.Nf5# 1...K