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

Guessing-game dialogue about one of the objects:
q: is it an airplane?
a: Yes
q: is it in the background?
a: No
q: is it an airplane?
a: Yes
q: is it in the background?
a: No
q: is it the big plane in the foreground?
a: Yes