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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it bus?
a: Yes
q: is it the red bus in front..nearest to us?
a: No
q: is it white one?
a: No
q: is it on right?
a: No
q: is it on the back?
a: Yes
q: the red one?
a: Yes