Chess tactic

Endgame Puzzle (851)

After the setup move c4, it is Black to move. Find the forcing continuation before checking the solution.

Position after c4. Black to move.

Puzzle ID

0DHPp

Rating

851

Side to move

Black

Themes

Endgame, Mate, Mate in 1

Material

White is ahead by 4 points

FEN

4R3/kpp5/p1q5/P1N5/1PPp2p1/6Pp/5P1P/4R1K1 b - - 0 37

What to look for

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

37... Qg2#

The full forcing line from the source position is:

37. c4 37... Qg2#