Karl Alfred Stahl (04-06-1864 - 09-09-1892) Swedish composer
Karl Alfred Stahl did not have a long life, but composed notable direct mate problems. For instance this one:
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1...Be1xf2 2.c2-c3+ Kd4-e3 3.Bg7xh6#A marvel of precision, good sacrifices and a good training for solving tourneys.
1...Be1-a5 2.Rf2-f3 (3.Bg7xe5/Rf3-d3/e2-e3#)
1...Be1-b4 2.Qd6xe5+ Kd4xc5 3.Qe5-c7#
1...Be1-c3 2.Rc5xd5+ Kd4-e3, Bf7xd5 3.Rf2-f3, Qd6-b6#
1...Be1-d2 2.Bg7xe5+ Kd4-e3 3.Rf2-f3#
1...Kd4-e3 2.Bg7xh6+ Ke3-d4, Ke3xf2 3.e2-e3, Qd6-f6#
1...Sh6-f5 2.Sg3xf5+ Kd4-e4 3.Qd6xe5#