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Attack on the uncastled king: queen to a7 (b8)

c9-06570
Puzzle rating: 1060Theme: 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

10. Qxa7 O-O 11. Qxc5 Nc7 12. Bf2

Why it works

  • Great move! queen to a7 keeps the pressure (+3.4).
  • Spot on — queen to c5 (+3.5).
  • A natural move: bishop to f2.
  • You reach a winning position (+3.7).
  • If instead Nxe4, then Bf2 and you stay on top.

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