Objects in the image:
category: bench
category: bench
category: stop sign
category: bicycle
category: person
category: person
category: backpack
category: person
category: person
category: person
category: person
category: bench
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it something in person?
a: Yes
q: is it bag?
a: No
q: is it bicycle?
a: Yes
q: is it blue?
a: Yes