Solution
51… ♝xh4 52. gxh4 h5 53. ♚e2 ♚e4
The position
This advanced puzzle (rating 2074) asks Black to move to find the winning idea. It features these themes: Zugzwang, Quiet Move.
It is Black to move. Look for the tactic hiding in the position — Zugzwang, Quiet Move. 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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