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Attack on the uncastled king: bishop to a5

c9-00274
Puzzle rating: 780Theme: Chess960 twist: use the unusual starting setup of the pieces.
a8b7c6d5e4f3g2h1
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

8. Bxa5 Na6 9. Bxb6+ axb6 10. Rxf5

Why it works

  • Great move! bishop to a5 keeps the pressure (+5.1).
  • Spot on — bishop to b6 (+5.0).
  • Precise: rook to f5 is the top choice (+4.7).
  • You win a piece — the queen.
  • If instead O-O-O, then Rxf5 and you win the queen.

About this position

These pieces come from starting position #91.

Explore position #91

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