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

Guessing-game dialogue about one of the objects:
q: is it a plane?
a: No
q: Is it a vehicle?
a: Yes
q: is it a car?
a: Yes
q: is it in front of a van next to the back airplane?
a: Yes