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

Guessing-game dialogue about one of the objects:
q: is it a plane?
a: No
q: is it the tower?
a: No
q: is it on the right half of picture?
a: No
q: is it the building in the back?
a: No
q: is it on the concrete?
a: Yes
q: is it on the left of the tower closest to us?
a: No
q: is it the cart?
a: No
q: is it the little speck just left of the tower?
a: No
q: is it a person?
a: No
q: is it part of the tower?
a: No
q: the  white clouds?
a: No
q: its really hard to see?
a: No
q: is it hard to tell what it is?
a: No