Objects in the image:
category: suitcase
category: backpack
category: backpack
category: person
category: person
category: skateboard
category: dog

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a dog?
a: No
q: is it skateboard?
a: No
q: is it camera?
a: No
q: is it in right?
a: Yes
q: right bottom?
a: Yes
q: one of the black objects on the road?
a: Yes
q: the one in extreme right?
a: No
q: the one touching the person?
a: No
q: a black bag not touching the person?
a: Yes