Solution
10. ♝xa6 ♜xa6 11. ♛b5 ♛a8 12. ♞e5
The position
This advanced puzzle (rating 1912) asks White to move to find the winning idea. It features these themes: Fork, Opening, Pin.
It is White to move. Look for the tactic hiding in the position — Fork, Opening, 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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