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

Guessing-game dialogue about one of the objects:
q: is it part of the bus?
a: No
q: is it a person?
a: No
q: is it on the ground?
a: Yes
q: is it the yellow stripes?
a: No
q: is it a suitcase?
a: Yes
q: is it the black suitcase?
a: Yes