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

Guessing-game dialogue about one of the objects:
q: is a person?
a: No
q: is part of structure?
a: No
q: is traffic light?
a: Yes