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

Guessing-game dialogue about one of the objects:
q: is  a train?
a: No
q: is a person?
a: Yes
q: on the right side of the platform?
a: Yes