Objects in the image:
category: person
category: person
category: traffic light
category: person
category: person

Guessing-game dialogue about one of the objects:
q: Is it a sign?
a: No
q: Is it a person?
a: Yes
q: Is it a man?
a: Yes
q: Is the man walking?
a: No
q: Is the man by a building?
a: Yes