Correct answer: Ra31...c3 2.d4# 1...g3 2.f4# 1.Rc3?? zz 1...e3 2.R:e3# but 1...g3! 1.Rb3?? (2.Rb5#) 1...e3 2.R:e3# but 1...c:b3! 1.Rg3?? zz 1...e3 2.R:e3# but 1...
