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Mate in 2: discovered attack on g8

li-02b7E
Puzzle rating: 1663Theme: Discovered attack: one piece steps aside, unleashing another's attack.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Discovered attack: one piece steps aside, unleashing another's attack.

White to move — find the best continuation

Solution & explanation

Main line

20. Bg8+ Bh4 21. Qh7#

Why it works

  • Great move! bishop to g8 keeps the pressure (#1).
  • Well found: queen to h7 (#).
  • The line ends in a forced mate in 2.
  • If instead Bh4, then Qh7# and it is mate.

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