Objects in the image:
category: person
category: person
category: person
category: truck
category: truck
category: person
category: person
category: bus
category: person

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: On top of the middle bus?
a: Yes
q: The far left one?
a: No
q: The middle one?
a: No
q: The right one?
a: Yes