Objects in the image:
category: person
category: person
category: person
category: bus
category: train

Guessing-game dialogue about one of the objects:
q: can you ride it?
a: No
q: is it green?
a: No
q: is it being driven on?
a: No
q: is it brown?
a: N/A
q: is it a person?
a: Yes
q: is the person driving?
a: N/A
q: is the person in the front?
a: Yes
q: can you see half the person?
a: No