Since... 1994!

White moves and mate in 4 moves

Submitted and composed by Valentin Albillo

(White: Ke1, Qa2, Qb2, Qc2, Qd2, Qe2, Qf2, Qg2, Qh2. Black: Ke8, Qa7, Qb7, Qc7, Qd7, Qe7, Qf7, Qg7, Qh7.)

Solution