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Attack on the uncastled king: bishop to d3 (b1)

c9-02170
Puzzle rating: 1111Theme: Chess960 twist: use the unusual starting setup of the pieces.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Chess960 twist: use the unusual starting setup of the pieces.

White to move — find the best continuation

Solution & explanation

Main line

11. Bxd3 O-O-O 12. Bb1 g4 13. O-O-O

Why it works

  • Great move! bishop to d3 keeps the pressure (+3.6).
  • bishop to b1 develops smoothly.
  • A natural move: king to c1.
  • You win a piece — the knight.
  • If instead O-O-O, then O-O-O and you win the knight.

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