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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a train?
a: No
q: is it the stairs?
a: No
q: is it a building?
a: No
q: is it a suitcase?
a: No
q: is it a bench?
a: Yes
q: does it have people sitting on it?
a: No