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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on the subway?
a: No
q: is it the man in the fore front of the photo?
a: Yes