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

Guessing-game dialogue about one of the objects:
q: is it the train?
a: No
q: is it a person?
a: No
q: is it the vehicle in the far right?
a: No
q: is it a building?
a: No
q: is it the traffic signal?
a: Yes