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Castling-960 to the rescue on a1 (d1·18)

Shuffle Rating 1760Theme: Castling 960: the strongest move is to castle — drag the king onto its rook.
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

16. O-O-O Ra8 17. Rg4 Rg6 18. Rd6 Qf8 19. Rxe4

Why it works

  • Great move! king to c1 keeps the pressure (+4.1).
  • Spot on — rook to g4 (+4.6).
  • Strong! rook to d6 is the sharp choice (+5.5).
  • Best move. rook to e4 is exactly what the engine plays (+5.5).
  • You win decisive material (+5.5).
  • If instead Ra8, then Rg4 and you stay on top.

About this position

These pieces come from starting position #474.

SP-474 · ThroneGuard — King on a central file (d/e) with both knights on inner files — the classic-type setup.

Explore position #474

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