Chess tactic

Endgame Puzzle (1610)

After the setup move Bxe2, it is White to move. Find the forcing continuation before checking the solution.

Position after Bxe2. White to move.

Puzzle ID

0Co5V

Rating

1610

Side to move

White

Themes

Endgame, Mate, Mate in 4

Material

Black is ahead by 6 points

FEN

5rk1/pp5p/1q2pP2/3p4/1P6/P4Q1B/4b1KP/8 w - - 0 27

What to look for

A tactic from a reduced-material position where king activity and promotion threats matter.

27. Qg3+ 27... Bg4 28. Qxg4+ 28... Kf7 29. Qg7+ 29... Ke8 30. Qe7#

The full forcing line from the source position is:

26... Bxe2 27. Qg3+ 27... Bg4 28. Qxg4+ 28... Kf7 29. Qg7+ 29... Ke8 30. Qe7#