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

Guessing-game dialogue about one of the objects:
q: is it a tram?
a: No
q: is it a person?
a: No
q: is it a tree?
a: No
q: is it the green cross pole?
a: No
q: is it the clock?
a: Yes