Correct answer: Qa21...Bc6 2.Q:c6# 1.Qa2! (2.Re3#) 1...Ke4 2.Qg2# 1...Ke6+ 2.Rb7# 1...Kc4+ 2.Rf3# 1...e4 2.Rb5# 1...d3 2.Rb4#