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

Guessing-game dialogue about one of the objects:
q: Is it red?
a: No
q: Is it green?
a: No
q: Is it brown?
a: No
q: Is it on the firetruck?
a: Yes
q: Is it yellow?
a: No
q: Is it silver?
a: No
q: Is it white?
a: No
q: It it a person?
a: Yes
q: Is it the driver?
a: No