Attack on the uncastled king: pawn to b6 (a5·12)
c9-06286naming tag (square·N)Shuffle Rating 780Theme: Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
The tactical motive
Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
Solution & explanation
Main line
9. axb6 O-O 10. e4 f5 11. Nf4
Why it works
- Great move! pawn to b6 keeps the pressure (+3.9).
- pawn to e4 develops smoothly.
- Precise: knight to f4 is the top choice (+3.4).
- You win a piece — the knight.
- If instead O-O, then Bc2 and you win the knight.
About this position
These pieces come from starting position #501.
SP-501 · BastionGuard — King shifted to c or f, knights kept clear of the edges — 168 positions in all.
Explore position #501Similar puzzles
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