Fork Puzzle (1438)

After the setup move Rxf7, it is Black to move. Find the forcing continuation before checking the solution.

Position after Rxf7. Black to move.

Puzzle ID

0NabA

Rating

1438

Side to move

Black

Themes

Fork, Mate, Mate in 3

Material

White is ahead by 5 points

FEN

r5k1/ppp2R1p/2n3pQ/2q2B2/8/1P4P1/PBP2b1P/R6K b - - 0 21

What to look for

Attack two or more targets with one move, forcing material gain or mate.

21... Qd5+ 22. Be4 22... Qxe4+ 23. Rf3 23... Qxf3#

The full forcing line from the source position is:

21. Rxf7 21... Qd5+ 22. Be4 22... Qxe4+ 23. Rf3 23... Qxf3#