Black to move
Your move
Find the best move for Black.
Solution
39… ♛xb1 40. ♜xb1 ♜e1+ 41. ♜xe1 dxe1=♛+
The position
This advanced puzzle (rating 2009) asks Black to move to find the winning idea. It features these themes: Middlegame, Promotion, Sacrifice, Pin.
It is Black to move. Look for the tactic hiding in the position — Middlegame, Promotion, Sacrifice, 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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