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Winning blow: knight to a4 (c5)

sf-t-0058
Puzzle rating: 1280Theme: Winning tactic: there is a move that gains a decisive advantage — find it.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Winning tactic: there is a move that gains a decisive advantage — find it.

White to move — find the best continuation

Solution & explanation

Main line

17. Nxa4 Qxc4+ 18. Qxc4 Bxc4+ 19. Kb2

Why it works

  • Great move! knight to a4 keeps the pressure (+4.8).
  • Spot on — queen to c4 (+4.8).
  • A natural move: king to b2.
  • You win decisive material (+5.1).
  • If instead Bxc4+, then Kb2 and you stay on top.

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