Chess tactic

Endgame Puzzle (797)

After the setup move Kxg8, it is White to move. Find the forcing continuation before checking the solution.

Position after Kxg8. White to move.

Puzzle ID

09OHV

Rating

797

Side to move

White

Themes

Endgame, Mate, Mate in 2

Material

Black is ahead by 5 points

FEN

6k1/p1p2r1p/1p4pB/2n1p3/2P1q3/P1P4P/5P1K/3R2R1 w - - 0 25

What to look for

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

25. Rd8+ 25... Rf8 26. Rxf8#

The full forcing line from the source position is:

24... Kxg8 25. Rd8+ 25... Rf8 26. Rxf8#