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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it on/above the person?
a: No
q: is it on the truck?
a: Yes
q: is it the shadow?
a: No
q: is it near the person?
a: Yes
q: is it on the left half of the picture?
a: No
q: is it the truck?
a: Yes
q: the white part?
a: Yes