Mate Puzzle (1312)

After the setup move Raf1, it is Black to move. Find the forcing continuation before checking the solution.

Position after Raf1. Black to move.

Puzzle ID

07KFG

Rating

1312

Side to move

Black

Themes

Mate, Mate in 2, Middlegame

Material

White is ahead by 3 points

FEN

1k5r/ppp3p1/3bQ3/3pB2r/3P4/2P2RP1/P1P1q1B1/5RK1 b - - 1 22

What to look for

Calculate a forcing checkmate sequence.

22... Rh1+ 23. Bxh1 23... Qh2#

The full forcing line from the source position is:

22. Raf1 22... Rh1+ 23. Bxh1 23... Qh2#