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

Guessing-game dialogue about one of the objects:
q: don't suppose it's the plane right in front of us?
a: No
q: is it a plane?
a: No
q: is it on the left half of the picture?
a: No
q: is it the wooden cart in the middle?
a: No
q: is it a person?
a: No
q: is it the luggage cart the person is next to?
a: No
q: the car behind the plane in front here?
a: Yes