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

Guessing-game dialogue about one of the objects:
q: is it a train?
a: No
q: is it a building?
a: No
q: is it something on the building?
a: No
q: is it a plant?
a: No
q: is it a person?
a: Yes