Solution
53… ♜f2+ 54. ♚e1 ♜xc2 55. ♜g7+ ♚h8 56. ♜g8+ ♛xg8 57. ♜xg8+ ♚xg8
The position
This advanced puzzle (rating 1894) asks Black to move to find the winning idea. It features these themes: Skewer, Pin.
It is Black to move. Look for the tactic hiding in the position — Skewer, Pin. 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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