Chess tactic

Back Rank Mate Puzzle (766)

After the setup move Qxf4, it is Black to move. Find the forcing continuation before checking the solution.

Position after Qxf4. Black to move.

Puzzle ID

0NTOl

Rating

766

Side to move

Black

Themes

Back Rank Mate, Mate, Mate in 2

Material

White is ahead by 1 point

FEN

4r1k1/4rq1p/p1p3p1/1bPp4/1P3Q2/2P4P/3R1PPB/R5K1 b - - 0 31

What to look for

Exploit a king trapped behind its own pawns on the back rank.

31... Re1+ 32. Rxe1 32... Rxe1#

The full forcing line from the source position is:

31. Qxf4 31... Re1+ 32. Rxe1 32... Rxe1#