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

Guessing-game dialogue about one of the objects:
q: Is it a sign?
a: No
q: Is it red?
a: No
q: Is it the stairs?
a: No
q: Is it green?
a: No
q: is it by the water?
a: No
q: Is it square?
a: No