Chess tactic

Endgame Puzzle (1336)

After the setup move Ke1, it is Black to move. Find the forcing continuation before checking the solution.

Position after Ke1. Black to move.

Puzzle ID

0BX0z

Rating

1336

Side to move

Black

Themes

Endgame, Mate, Mate in 2

Material

White is ahead by 5 points

FEN

8/p1Q2ppk/5b1p/4P3/5q2/8/PP2B1P1/3RK3 b - - 3 29

What to look for

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

29... Bh4+ 30. g3 30... Bxg3#

The full forcing line from the source position is:

29. Ke1 29... Bh4+ 30. g3 30... Bxg3#