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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: A person on the train?
a: Yes
q: The guy hanging out of the right side of the train?
a: Yes