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Attack on the uncastled king: rook to c1 (d1·4)

c9-18434
Puzzle rating: 970Theme: 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

15. Rc1 Ng6 16. b4 c5 17. Rxc2

Why it works

  • Great move! rook to c1 keeps the pressure (+3.2).
  • pawn to b4 develops smoothly.
  • Precise: rook to c2 is the top choice (+3.1).
  • You reach a winning position (+3.1).
  • If instead f5, then b4 and you stay on top.

About this position

These pieces come from starting position #337.

Explore position #337

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