BCPS

Zdravko Maslar (after D. H. Hersom)

The Problemist, 1986

Helpmate in 8

1.h1R Kxf3 2.e1S+ Kg3 3.Bg4 f4 4.d1B f5 5.Bh6 f6 6.c1S f7 7.Qh7 f8Q 8.b1B Qf6#

Reason for choice: A problem which combines difficulty, depth and artistry with a unique promotion task in which every one of Black's eight moves is an exercise in precision.