Pin: queen to a1 (e5)
li-030ZfPuzzle rating: 2491Theme: Pin: a piece can't move without exposing something more valuable behind it.
Black to move — find the best continuation
The tactical motive
Pin: a piece can't move without exposing something more valuable behind it.
Black to move — find the best continuation
Solution & explanation
Main line
39... Qa1+ 40. Kg2 Ng3 41. Qf5+ Nxf5
Why it works
- Great move! queen to a1 keeps the pressure (+6.4).
- Well found: knight to g3 (+6.8).
- Strong! knight to f5 is the sharp choice (+7.1).
- You win a piece — the queen.
- If instead Kg2, then Ng3 and you stay on top.
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