Solution
49… ♜a1 50. ♜xh2 ♜a2+ 51. ♚b3 ♜xh2
The position
This intermediate puzzle (rating 1563) asks Black to move to find the winning idea. It features these themes: Skewer, Rook Endgame.
It is Black to move. Look for the tactic hiding in the position — Skewer, Rook Endgame. 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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