Solution
46… ♛f2+ 47. ♛g2 ♛cg1+ 48. ♚h3 ♛gxg2+ 49. ♜xg2 ♛h4#
The position
This expert puzzle (rating 2255) asks Black to move to find the winning idea. It features these themes: Mate in 4.
It is Black to move. Look for the tactic hiding in the position — Mate in 4. Drag a piece on the board to play your move; the puzzle will tell you if you found the best continuation.
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