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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they standing on the bottom part of the crane?
a: Yes
q: are they wearing a white shirt?
a: No