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

Guessing-game dialogue about one of the objects:
q: IS IT PERSON?
a: Yes
q: HE IS IN VAN?
a: No
q: IS THEY ARE IN BACKGROUND?
a: Yes
q: IS THEY ARE AT BACK OF THE VAN?
a: Yes
q: IS IT A MAN?
a: Yes
q: IS IT MAN RIGHT TO THE LADY HANDLING A CHILD?
a: No
q: BEHIND THE VAN THERE IS A GREEN PILLAR IS HE LEFT OF IT?
a: Yes