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

Guessing-game dialogue about one of the objects:
q: is it a plane?
a: No
q: is it a vehicle?
a: Yes
q: a special airport car?
a: No
q: the safety car in the bottom?
a: No
q: on the left?
a: Yes
q: the big truck?
a: Yes
q: just behind the engine?
a: No
q: the 1st from left?
a: Yes