Objects in the image:
category: bus
category: person
category: handbag
category: person
category: bus
category: person
category: person
category: person
category: person
category: backpack
category: person
category: bus
category: dog
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the dog?
a: No
q: is it a bus?
a: No
q: is it the grass?
a: No
q: is it the sky?
a: No
q: is it on a person?
a: Yes
q: it is a bag?
a: Yes
q: is it the black bag on the guy in the left side of the photo?
a: Yes