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

Guessing-game dialogue about one of the objects:
q: is it part of the train?
a: No
q: is it a person?
a: Yes
q: is the person outside the second train car?
a: Yes
q: is the person bending?
a: No
q: is the person wearing shorts?
a: Yes
q: is the person the tallest of those around him?
a: Yes