Attack on the uncastled king: pawn to b7 (c6·2)
c9-07583naming 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. cxb7 Qxb7 10. f3 Re6 11. Nf4
Why it works
- Great move! pawn to b7 keeps the pressure (+2.8).
- pawn to f3 develops smoothly.
- Precise: knight to f4 is the top choice (+2.6).
- You reach a winning position (+2.6).
- If instead Qxb7, then f3 and you stay on top.
About this position
These pieces come from starting position #4.
SP-4 · RampartGuard — Both knights begin on inner files while the king sits on the wing (b/g); mirror twins stay together in this family.
Explore position #4Similar puzzles
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