60-Problem's Solution.

The theme of the problem is mutual interference, forced by a white sacrifice in D6.
Solution: 1. Bh2-d6! threat 2. Sb3-c5, Bb1-d3#
1. ... Rd8-b8/xd6 2. Sb3-c5#
1. ... Bf8xd6 2. Bb1-d3#