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Attack on the uncastled king: king to a2 (b1·5)

c9-17711
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. Ka2 Be6+ 19. c4 Qb4 20. Rxd4

Why it works

  • Great move! king to a2 keeps the pressure (+2.6).
  • Well found: pawn to c4 (+3.5).
  • Precise: rook to d4 is the top choice (+2.5).
  • You reach a winning position (+2.5).
  • If instead dxe3, then fxe3 and you stay on top.

About this position

These pieces come from starting position #743.

Explore position #743

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