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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: it is male?
a: Yes
q: it is police?
a: No
q: He has glasses?
a: Yes
q: shirt is black?
a: Yes