Objects in the image:
category: person
category: person
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 a person?
a: Yes
q: are they on the left side of the track?
a: No
q: are they behind the train?
a: Yes
q: are they directly behind it?
a: Yes
q: is it the one person closest to the train?
a: No