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

Guessing-game dialogue about one of the objects:
q: is it the truck?
a: No
q: Is it the train?
a: No
q: Is it on the truck?
a: Yes
q: Is it a person?
a: Yes
q: Is the person in the truck?
a: Yes
q: Are they driving?
a: No