Correct answer: Rd11...Rf3/Rg2 2.Q:e4# 1...d3 2.c4# 1...Qb7 2.Q:b7#/Qd6# 1...Qb5/Q:b4/Qa8/Qc8/Q:e8/Qd6/Qa7 2.Qd6# 1...Qd8/Qe5/Q