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Mate in 2: rook to a8 (e8)

li-07h5e
Puzzle rating: 1497Theme: Mate in 2: the first move creates an unstoppable threat, the second delivers mate.
h1g2f3e4d5c6b7a8
Black to move — find the best continuation

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The tactical motive

Mate in 2: the first move creates an unstoppable threat, the second delivers mate.

Black to move — find the best continuation

Solution & explanation

Main line

39... Ra8+ 40. Qa4 Rxa4#

Why it works

  • Great move! rook to a8 keeps the pressure (#1).
  • Well found: rook to a4 (#).
  • The line ends in a forced mate in 2.
  • If instead Qa4, then Rxa4# and it is mate.

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