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

Guessing-game dialogue about one of the objects:
q: Is it a bus?
a: No
q: Is it a person?
a: Yes
q: Is he/she wearing black?
a: Yes
q: Is it in foreground?
a: Yes
q: Is it on the bus?
a: No
q: Is he/she wearing blue?
a: Yes