Attack on the uncastled king: pawn to b4 (a3·8)
c9-05320Puzzle rating: 1093Theme: 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
7. axb4 O-O 8. O-O c5 9. bxc5
Why it works
- Great move! pawn to b4 keeps the pressure (+4.2).
- king to g1 develops smoothly.
- Precise: pawn to c5 is the top choice (+4.2).
- You win a piece — the knight.
- If instead O-O, then O-O and you win the knight.
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