Attack on the uncastled king: rook to a5 (a1·8)
c9-24423naming tag (square·N)Shuffle Rating 1200Theme: Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
The tactical motive
Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
Solution & explanation
Main line
19. Rxa5 Nxd5 20. Bxd5 Bxd4 21. c3 Bc5 22. Rxb5
Why it works
- Great move! rook to a5 keeps the pressure (+3.0).
- Well found: bishop to d5 (+3.2).
- A natural move: pawn to c3.
- Best move. rook to b5 is exactly what the engine plays (+3.3).
- You win a piece — the queen.
- If instead Nxd5, then Bxd5 and you win the queen.
About this position
These pieces come from starting position #203.
SP-203 · ThroneGuard — King home on d or e, knights kept off the a- and h-files — the family of the standard starting array.
Explore position #203Similar puzzles
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