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Castling-960 to the rescue on c1 (e1·4)

c9-23616
Puzzle rating: 1760Theme: 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

19. O-O-O Re2 20. Nf5+ Kd8 21. Nd4 Rg2 22. Rde1

Why it works

  • Great move! king to c1 keeps the pressure (+4.2).
  • Spot on — knight to f5 (+6.1).
  • Precise: knight to d4 is the top choice (+4.9).
  • Best move. rook to e1 is exactly what the engine plays (+4.3).
  • You reach a winning position (+4.3).
  • If instead Re2, then Nf5+ and you stay on top.

About this position

These pieces come from starting position #110.

Explore position #110

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