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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: getting out of train?
a: No
q: inside of the train?
a: Yes
q: can I see him.her through the doorway?
a: Yes
q: woman ??
a: No
q: guy on the left of her .. brown coat?
a: No
q: the one I can see just his head?
a: Yes