Solution
21. ♛xa7 ♜xa7 22. ♜b8+ ♚e7 23. ♜xh8
The position
This easy puzzle (rating 1247) asks White to move to find the winning idea. It features these themes: Skewer, Clearance.
It is White to move. Look for the tactic hiding in the position — Skewer, Clearance. 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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