Objects in the image:
category: person
category: truck
category: person
category: person
category: car
category: sports ball
category: person
category: umbrella
category: umbrella

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the ball?
a: No
q: is it an umbrella?
a: No
q: is it on the left half of the photo?
a: No
q: is it a vehicle?
a: Yes
q: is it white?
a: Yes