Correct answer: Rb31...Kd4+ 2.Ng6#/Nd3# 1...Rc7 2.Nd7# 1...Rc6/R:c5 2.Nf3#/Nf7#/Ng4#/Ng6#/Nd7#/Nec4#/Ne:c6# 1.d3+?? 1...Kd4 2.N<