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Castling-960 to the rescue on a1 (b1)

c9-15531
Puzzle rating: 1150Theme: Castling 960: the strongest move is to castle — drag the king onto its rook.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Castling 960: the strongest move is to castle — drag the king onto its rook.

White to move — find the best continuation

Solution & explanation

Main line

25. O-O-O+ Ke7 26. Qxa3 Rxd1+ 27. Nxd1

Why it works

  • Great move! king to c1 keeps the pressure (+3.3).
  • Spot on — queen to a3 (+3.7).
  • Precise: knight to d1 is the top choice (+3.7).
  • You win a piece — the rook.
  • If instead Ke7, then Qxa3 and you win the rook.

About this position

These pieces come from starting position #839.

Explore position #839

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