Attack on the uncastled king: pawn to f5 (f4·3)
c9-21418naming tag (square·N)Shuffle Rating 1250Theme: 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
27. f5 Qd6 28. Ne4 Qa6 29. Nxc5
Why it works
- Great move! pawn to f5 keeps the pressure (+5.9).
- knight to e4 develops smoothly.
- Precise: knight to c5 is the top choice (+6.5).
- You win decisive material (+6.5).
- If instead Qd6, then Ne4 and you stay on top.
About this position
These pieces come from starting position #817.
SP-817 · BastionScout — A c- or f-file king with at least one knight out on the edge.
Explore position #817Similar puzzles
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