Objects in the image:
category: person
category: person
category: person
category: person
category: person
category: train
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person in the tram?
a: No
q: does the person wear a white coat?
a: No
q: does the person wear a brown coat?
a: N/A
q: can you see the color of the person's clothes?
a: No