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

Guessing-game dialogue about one of the objects:
q: is it in front?
a: No
q: is it flight?
a: No
q: is it vehicle?
a: No
q: is it person?
a: Yes
q: is in front to flight?
a: N/A
q: is in white standing?
a: N/A
q: is in left?
a: Yes
q: is near the red truck?
a: Yes