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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it the person getting something from the truck?
a: No
q: is it the person behind her?
a: No
q: are they wearing blue?
a: No
q: are they walking by the wall?
a: Yes