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Attack on the uncastled king: rook to c8 (c1·20)

Shuffle Rating 1320Theme: Chess960 twist: use the unusual starting setup of the pieces.
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

18. Rc8+ Rxc8 19. dxc8=Q#

Why it works

  • Great move! rook to c8 keeps the pressure (#1).
  • Spot on — pawn to c8 (#).
  • The line ends in a forced mate in 2.
  • If instead Rxc8, then dxc8=Q# and it is mate.

About this position

These pieces come from starting position #384.

SP-384 · RampartGuard — King on the wing (b/g) with both knights on inner files.

Explore position #384

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