chess.com daily puzzle 20220130, Spassky's Icing on the Cake, black to move, Step 4

chess.com daily puzzle 20220130, Spassky's Icing on the Cake, black to move, Step 4

#dailypuzzle #chesstactics #chesssteps

Difficulty level: Step 4

Key concepts: color weakness

My analysis: https://youtu.be/_hjjdvmi-mk