Queen labyrinth
Objective: White to move. Find the forced route to mate in this unusual composition.
Position and task condition
The board is crowded with queens, so almost every move changes several lines at once. The solution requires tracking forced captures without losing tempo.
FEN
q1q1k2q/1qqqqqq1/3qq3/8/8/Q6Q/1QQQQQQ1/Q2K1Q1Q w - - 0 1Theme: Forcing check sequence