Q: "The person is bicycling on the street at nighttime." Does this mean that "The bicyclist is heading home from work."?
A: it is not possible to tell

Q: "Several people in hard hats stand near a red and white crane." Does this mean that "A man and two women stand by a crane"?
A: it is not possible to tell

Q: "A man is squatting down while painting his artwork on a large metal garage door." Does this mean that "The man is selling a dog."?
A: no

Q: "4 people walking through the desert." Does this mean that "Some people walking through the desert."?
A:
yes