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

Guessing-game dialogue about one of the objects:
q: Is it a train?
a: No
q: Is it a person?
a: Yes
q: Is the person under the overhang of the building to the left of the picture?
a: No
q: Is the person on the grey paving to our left of the train?
a: Yes
q: Do you see more than two people on the grey paving to our left of the train?
a: No
q: Is it the person who is closest to the left of the picture?
a: No
q: Is it the person who is closest to the train?
a: Yes