Mate Puzzle (1286)

After the setup move Kg1, it is Black to move. Find the forcing continuation before checking the solution.

Position after Kg1. Black to move.

Puzzle ID

0E2YV

Rating

1286

Side to move

Black

Themes

Mate, Mate in 3, Middlegame

Material

White is ahead by 2 points

FEN

r4r1k/pR2Nppp/3q4/3B4/Q2n4/8/P4PP1/5RK1 b - - 2 21

What to look for

Calculate a forcing checkmate sequence.

21... Ne2+ 22. Kh1 22... Qh6+ 23. Qh4 23... Qxh4#

The full forcing line from the source position is:

21. Kg1 21... Ne2+ 22. Kh1 22... Qh6+ 23. Qh4 23... Qxh4#