Three workers in fluorescent orange clothing cleaning the subway tracks.
Drie arbeiders in fluorescerende oranje kleding.
The men are wearing black jumpsuits and cleaning the building.
De mannen dragen zwarte jumpsuits en maken het gebouw schoon.
Fluorescent orange clothing is different from black jumpsuits. Subway tracks cannot be a building.
Fluorescent oranje kleding is anders dan zwarte jumpsuits. Metrorails kunnen geen gebouw zijn.