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Chess tactic

Advantage Puzzle (1888)

After the setup move Kh1, it is Black to move. Find the forcing continuation before checking the solution.

Position after Kh1. Black to move.
Puzzle ID
0Og4O
Rating
1888
Side to move
Black
Themes
Advantage, Fork, Middlegame
Material
Material is level
FEN
r2q1rk1/pp3pp1/7p/5n2/2PN4/P1B1P3/1P1Q2Pb/R3R2K b - - 1 20

What to look for

Convert a tactical opportunity into a lasting advantage, often by winning material or forcing a favorable ending.

AdvantageForkMiddlegame

Solution

20... Ng3+ 21. Kxh2 21... Qh4+ 22. Kg1 22... Qh1+ 23. Kf2 23... Ne4+ 24. Kf3 24... Nxd2+

The full forcing line from the source position is:

20. Kh1 20... Ng3+ 21. Kxh2 21... Qh4+ 22. Kg1 22... Qh1+ 23. Kf2 23... Ne4+ 24. Kf3 24... Nxd2+

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