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Attack on the uncastled king: king to f1 (e1·3)

c9-03896
Puzzle rating: 1112Theme: 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. Kf1 O-O 14. Ndb3 Nf4 15. Rxd8

Why it works

  • Great move! king to f1 keeps the pressure (+2.8).
  • Spot on — knight to b3 (+2.2).
  • Precise: rook to d8 is the top choice (+2.8).
  • You win a piece — the rook.
  • If instead O-O, then Nf3 and you stay on top.

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