Attack on the uncastled king: knight to b6 (c4·4)
c9-11723naming tag (square·N)Shuffle Rating 1630Theme: 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. Nxb6+ Rxb6 20. Ra8+ Rb8 21. Qa6#
Why it works
- Great move! knight to b6 keeps the pressure (#2).
- Well found: rook to a8 (#1).
- Precise: queen to a6 is the top choice (#).
- The line ends in a forced mate in 3.
- If instead Rxb6, then Ra8+ and you win the queen.
About this position
These pieces come from starting position #946.
SP-946 · BastionGuard — Both knights begin inside the board while the king stands on c or f; a position and its mirror twin share this family.
Explore position #946Similar puzzles
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