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

Guessing-game dialogue about one of the objects:
q: is a person?
a: No
q: is a car?
a: No
q: is a suitcase?
a: Yes
q: one with the person wearing a backpack?
a: No
q: in the other person who wears black tshirt and trouser?
a: Yes