Attack on the uncastled king: pawn to a4 (b3·13)
c9-06711Puzzle rating: 1058Theme: 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
10. bxa4 bxa4 11. c3 Rxb1 12. Qxb1
Why it works
- Great move! pawn to a4 keeps the pressure (+3.8).
- pawn to c3 develops smoothly.
- Strong! queen to b1 is the sharp choice (+4.0).
- You reach a winning position (+4.0).
- If instead bxa4, then O-O and you stay on top.
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