Correct answer: Rf11...Nf2 2.R:f6# 1...Ne3/Bf4/Bb2/Ba3 2.Nf4# 1...Ne5 2.Nc7# 1...Bg2/Bf1 2.Q:g4# 1.R:c1?? (2.Nf4#) but 1...Rd4!
