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

Guessing-game dialogue about one of the objects:
q: is it car?
a: No
q: is it bike?
a: No
q: is it backpack?
a: Yes
q: the bike persons back pack?
a: Yes