Mate Puzzle (1081)

After the setup move Nxb6, it is Black to move. Find the forcing continuation before checking the solution.

Position after Nxb6. Black to move.

Puzzle ID

06abc

Rating

1081

Side to move

Black

Themes

Mate, Mate in 3, Middlegame

Material

White is ahead by 11 points

FEN

3r3k/ppp3p1/1N5p/5b2/2Q3n1/5N2/PP4PP/R1B4K b - - 0 22

What to look for

Calculate a forcing checkmate sequence.

22... Rd1+ 23. Ne1 23... Rxe1+ 24. Qf1 24... Rxf1#

The full forcing line from the source position is:

22. Nxb6 22... Rd1+ 23. Ne1 23... Rxe1+ 24. Qf1 24... Rxf1#