Correct answer: Bg81...Ba7/Nd6/Nc7 2.e5# 1...Qc7/Qb7 2.d:e8N# 1...Qc6 2.d8Q#/d8B# 1...Q:d7+ 2.N:d7# 1...Qa6 2.d:e8N#/d8Q#/d8B# 1.d:c