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Skewer: bishop to a4 (b3)

li-08a5H
Puzzle rating: 1856Theme: Skewer: a valuable piece is forced to move, exposing the one behind it.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Skewer: a valuable piece is forced to move, exposing the one behind it.

White to move — find the best continuation

Solution & explanation

Main line

19. Ba4 b5 20. Bxb5 Qb7 21. Bxe8

Why it works

  • Great move! bishop to a4 keeps the pressure (+3.1).
  • Well found: bishop to b5 (+3.3).
  • Strong! bishop to e8 is the sharp choice (+3.4).
  • You win a piece — the rook.
  • If instead b5, then Bxb5 and you stay on top.

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