Илья Степанович Шумов (16-06-1819 - 07-1881) Russian composer (Ilya Stepanovich Shumov)
Ilya Shumov was
one of the best Russian chess players of the time and the author of the first Russian book about chess composition. His is also the author of many figurative problems, such as the 5-mover "T":
Шумов, Илья Степанович
Schachzeitung, 1856
Show Solution1.Qe2-c4+ ! Ke6-f6 2.Re4-f4+ Kf6-g5 3.Rf4-f5+ Sh6xf5 4.Qc4-g4+ Kg5-f6, Kg5-h6 5.Qg4xf5, Se3xf5#
Figurative problems often have crude keys, but this one has no dual and some sacrifices.