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Attack on the uncastled king: queen to b7 (a7·2)

c9-07292
Puzzle rating: 1098Theme: 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

14. Qxb7 hxg4 15. O-O-O Nd6 16. Qa8+

Why it works

  • Great move! queen to b7 keeps the pressure (+3.9).
  • Spot on — king to c1 (+3.7).
  • Precise: queen to a8 is the top choice (+3.9).
  • You reach a winning position (+3.9).
  • If instead hxg4, then O-O-O and you stay on top.

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