1.Da2! d2 2.Dab3#

1.f8L! Kh8 2.Th6#

1.Dbe5 Kg2 2.D5g3#
1...   Kg4 2.D1g3#

1.Dh5+ Kg2 2.D5h1#
1...   Kf4 2.D1e5#