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

Guessing-game dialogue about one of the objects:
q: a plane ??
a: No
q: vehicle ??
a: Yes
q: white truck pulling small trailers?
a: No
q: white truck on the right?
a: No
q: is it one of the luggage trailers?
a: Yes
q: purple ??
a: No
q: first one behind the truck?
a: No
q: 2nd ??
a: No
q: is it pulling more than 5 trailers?
a: No
q: and it's one of them?
a: Yes
q: 3rd ??
a: Yes