Chess tactic

Endgame Puzzle (1241)

After the setup move R2g5, it is White to move. Find the forcing continuation before checking the solution.

Position after R2g5. White to move.

Puzzle ID

0YFIo

Rating

1241

Side to move

White

Themes

Endgame, Mate, Mate in 2

Material

Black is ahead by 3 points

FEN

1k6/p2R4/Pb4r1/4p1r1/8/8/5P2/2R4K w - - 2 36

What to look for

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

36. Rb7+ 36... Ka8 37. Rc8#

The full forcing line from the source position is:

35... R2g5 36. Rb7+ 36... Ka8 37. Rc8#