Objects in the image:
category: person
category: motorcycle
category: person
category: truck
category: person
category: bicycle
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: backpack
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a vehicle?
a: Yes
q: is it the red truck?
a: No
q: Is it the motorcycle?
a: Yes