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Mate in 2: discovered attack on d1

li-0Fyrm
Puzzle rating: 1902Theme: Discovered attack: one piece steps aside, unleashing another's attack.
h1g2f3e4d5c6b7a8
Black to move — find the best continuation

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The tactical motive

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

Black to move — find the best continuation

Solution & explanation

Main line

20... Bd1+ 21. Kb1 Bb3#

Why it works

  • Great move! bishop to d1 keeps the pressure (#1).
  • Well found: bishop to b3 (#).
  • The line ends in a forced mate in 2.
  • If instead Kb1, then Bb3# and it is mate.

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