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Attack on the uncastled king: knight to b5 (d4·4)

Shuffle Rating 1110Theme: Chess960 twist: use the unusual starting setup of the pieces.
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

14. Nb5 O-O 15. Nxa7

Why it works

  • Great move! knight to b5 keeps the pressure (+4.5).
  • Well found: knight to a7 (+4.4).
  • You win a piece — the queen.
  • If instead O-O, then Nxa7 and you win the queen.

About this position

These pieces come from starting position #794.

SP-794 · BastionScout — The king starts one file off-centre, on c or f, and a knight begins in a corner.

Explore position #794

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