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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: Yes
q: Is it the fire truck with the #12?
a: No
q: is it the fire truck behind it?
a: No
q: is it one of the red truck?
a: Yes
q: is it the one on the right?
a: No
q: is it the one in between the fire truck and the other red pickup?
a: Yes