Attack on the uncastled king: pawn to b3 (c2·3)
c9-02846naming 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. cxb3 O-O-O 10. b4 Qf7 11. Bxh4
Why it works
- Great move! pawn to b3 keeps the pressure (+5.6).
- pawn to b4 develops smoothly.
- Precise: bishop to h4 is the top choice (+5.8).
- You win a piece — the knight.
- If instead O-O-O, then Bxh4 and you win the knight.
About this position
These pieces come from starting position #558.
SP-558 · BastionGuard — King off-centre on c or f with both knights on inner files.
Explore position #558Similar puzzles
Free, no ads · Android 8.0+ · coming soon to Google Play