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

Guessing-game dialogue about one of the objects:
q: is it one of the buses?
a: No
q: is it a person?
a: Yes
q: are they standing next to the red bus?
a: Yes
q: a bus?
a: No
q: a person?
a: Yes
q: inside bus?
a: No
q: on banner?
a: No
q: in blue beside bus?
a: No
q: in black?
a: No
q: between them?
a: Yes