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Winning blow: queen to a8 (a5)

c9-02857
Puzzle rating: 1073Theme: 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

13. Qa8+ Kd7 14. O-O-O+ Kc6 15. Be4+

Why it works

  • Great move! queen to a8 keeps the pressure (+12.9).
  • Well found: king to c1 (+13.4).
  • Precise: bishop to e4 is the top choice (+12.8).
  • You win decisive material (+12.8).
  • If instead Kd7, then O-O-O+ and you stay on top.

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