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

Guessing-game dialogue about one of the objects:
q: is it a bag/luggage?
a: Yes
q: is it the red one on top on the yellow car?
a: No
q: is it the black right next to it?
a: Yes