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

Guessing-game dialogue about one of the objects:
q: Is it an aircraft?
a: Yes
q: Is it green?
a: Yes
q: Is it in the background?
a: Yes
q: Is it on the left edge of this picture?
a: No
q: Is it the second aircraft from the left of this picture?
a: Yes