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

Guessing-game dialogue about one of the objects:
q: person ..?
a: Yes
q: of the two with blue uniform?
a: No
q: near  the car?
a: Yes