Chess tactic

Endgame Puzzle (1572)

After the setup move a7, it is Black to move. Find the forcing continuation before checking the solution.

Position after a7. Black to move.

Puzzle ID

06PHz

Rating

1572

Side to move

Black

Themes

Endgame, Mate, Mate in 2

Material

Material is level

FEN

8/P7/2p5/2P5/2P1Pk1p/7p/6p1/6K1 b - - 0 43

What to look for

A tactic from a reduced-material position where king activity and promotion threats matter.

43... Kg3 44. e5 44... h2#

The full forcing line from the source position is:

43. a7 43... Kg3 44. e5 44... h2#