Chess tactic

Endgame Puzzle (861)

After the setup move g3, it is Black to move. Find the forcing continuation before checking the solution.

Position after g3. Black to move.

Puzzle ID

0Nr9S

Rating

861

Side to move

Black

Themes

Endgame, Mate, Mate in 2

Material

White is ahead by 5 points

FEN

6rr/p4pk1/1p1Q4/8/1P2p1b1/P5Pp/5P2/2R2RK1 b - - 0 35

What to look for

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

35... h2+ 36. Kh1 36... Bf3#

The full forcing line from the source position is:

35. g3 35... h2+ 36. Kh1 36... Bf3#