Winning blow: rook to a3 (a1)
c9-19901naming tag (square·N)Shuffle Rating 970Theme: Chess960 twist: use the unusual starting setup of the pieces.
TypeQuiet move
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
21. Ra3 Re4 22. Raf3 Nd5 23. Be3
Why it works
- Great move! rook to a3 keeps the pressure (+4.2).
- rook to f3 develops smoothly.
- Precise: bishop to e3 is the top choice (+4.1).
- You reach a winning position (+4.1).
- If instead b5, then Raf3 and you stay on top.
About this position
These pieces come from starting position #537.
SP-537 · BastionGuard — King shifted to c or f, knights kept clear of the edges — 168 positions in all.
Explore position #537Similar puzzles
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