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

Guessing-game dialogue about one of the objects:
q: is it a car?
a: No
q: is it a person?
a: Yes
q: is the person behind  the car?
a: Yes
q: is the person on our left hand side?
a: Yes
q: is his head fully visible?
a: Yes