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

Guessing-game dialogue about one of the objects:
q: is it a automobile?
a: Yes
q: is the back doors open?
a: No
q: is it the ambulance to the right of the car with its back open?
a: Yes