Attack on the uncastled king: pawn to b5 (a4·8)
c9-01810naming 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
8. axb5 O-O 9. O-O Nc7 10. Kh1
Why it works
- Great move! pawn to b5 keeps the pressure (+6.5).
- king to g1 develops smoothly.
- Precise: king to h1 is the top choice (+6.3).
- You win a piece — the queen.
- If instead O-O, then O-O and you win the queen.
About this position
These pieces come from starting position #213.
SP-213 · BastionScout — Off-centre king plus a rim knight (a/h): 168 positions carry this shape.
Explore position #213Similar puzzles
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