Chess tactic

Discovered Attack Puzzle (2050)

After the setup move Nf3, it is Black to move. Find the forcing continuation before checking the solution.

Position after Nf3. Black to move.

Puzzle ID

0CwBD

Rating

2050

Side to move

Black

Themes

Discovered Attack, Endgame, Mate

Material

White is ahead by 1 point

FEN

8/6pk/1p3p1p/1P3N2/2P2P2/5NPP/3q1nQK/4n3 b - - 16 48

What to look for

Move one piece to uncover an attack from another piece behind it.

48... Ng4+ 49. hxg4 49... Qxg2#

The full forcing line from the source position is:

48. Nf3 48... Ng4+ 49. hxg4 49... Qxg2#