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

Guessing-game dialogue about one of the objects:
q: is it train?
a: No
q: is it station?
a: No
q: is it tracks?
a: No
q: is it part of train?
a: No
q: is it trees?
a: No
q: is it on road?
a: No
q: is it person?
a: Yes