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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: No
q: is it a pole?
a: No
q: is it a person?
a: Yes
q: is he standing towards the train?
a: Yes
q: is he facing the train?
a: No
q: is he taller of the two people?
a: Yes