Objects in the image:
category: suitcase
category: person
category: car
category: car
category: car
category: car
category: suitcase
category: car
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a car?
a: No
q: is it luggage?
a: Yes
q: is it the one being picked up by the man in the blue pants?
a: No
q: the black one behind that one?
a: Yes