Puzzle 1949: Black mates in 4.

Game Type

Chess: End Game

White

Anuar Ismagambetov

Black

Sergey Karjakin

Game Location

Astana

Year

2012

Turn

Black

Moves

4

Fen String

1k6/p3qp1p/PB2p3/3bb3/2R1nP2/1Q6/1P4rP/5R1K b - - 0 1

Puzzle Solution

...Ng3+