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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the plane?
a: No
q: is it the vehicle in the middle on the far right?
a: No
q: is it the truck just right of center on the bottom?
a: No
q: is it the tail in the background?
a: No
q: is it near the bottom?
a: Yes
q: is it the plane in the bottom left?
a: No
q: is it white?
a: No
q: is it black?
a: Yes
q: the conveyor belt?
a: Yes