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

Guessing-game dialogue about one of the objects:
q: is a train?
a: No
q: is a person?
a: Yes
q: in the left platform?
a: No
q: in the opposite platform?
a: Yes