Solution
51… ♚g6 52. ♚f2 ♝xf3 53. ♚xf3 ♚xg5 54. ♚g2 ♚g4
The position
This intermediate puzzle (rating 1622) asks Black to move to find the winning idea. It features these themes: Tactics.
It is Black to move. Look for the tactic hiding in the position — Tactics. 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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