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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it the dog?
a: No
q: Is it the cart or on the cart?
a: No
q: Is it on the sidewalk?
a: No
q: Is it the rv?
a: N/A