Correct answer: R:f21...f1Q/f1B 2.Rd2# 1...f1R 2.Qe2#/Rd2# 1...f1N 2.Qe2# 1.R:f2! (2.Rf1#/Rd2#/Qe2#) 1...c1Q/c1B 2.Qe2#
