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Attack on the uncastled king: king to c1 (d1·12)

c9-18389
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

18. Kc1 O-O 19. Rxb6 Rxb6 20. Qxa5

Why it works

  • Great move! king to c1 keeps the pressure (+4.8).
  • Spot on — rook to b6 (+5.2).
  • Strong! queen to a5 is the sharp choice (+5.5).
  • You win decisive material (+5.5).
  • If instead O-O, then Rxb6 and you stay on top.

About this position

These pieces come from starting position #335.

Explore position #335

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