Mate Puzzle (1229)

After the setup move Rxg1, it is Black to move. Find the forcing continuation before checking the solution.

Position after Rxg1. Black to move.

Puzzle ID

0kpiD

Rating

1229

Side to move

Black

Themes

Mate, Mate in 2, Middlegame

Material

White is ahead by 8 points

FEN

r5k1/p2R1ppp/1p6/4r3/2p5/P4P2/1QPBn1PP/6RK b - - 0 24

What to look for

Calculate a forcing checkmate sequence.

24... Ng3+ 25. hxg3 25... Rh5#

The full forcing line from the source position is:

24. Rxg1 24... Ng3+ 25. hxg3 25... Rh5#