BDS
The Problemist, 1995
#5
1.Bh4? (2.Rf6#) 1...Bc3! 1.dxc4! (2.Bd3#) 1...Sf2 2.Bd3+ Sxd3 3.Re5+ Sxe5 4.Bh4 (5.Rf6#) Sg6 5.Rxh5#
The Dresden theme. A bad defence (because of a self-block) by a black knight is substituted for a good defence by the black bishop. White achieves this by two sacrifices. The black knight is decoyed from h1 to g6.
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