Objects in the image:
category: car
category: person
category: backpack
category: person
category: bus
category: handbag
category: car
category: bus
category: person
category: handbag
category: person
category: handbag
category: car
category: car
category: car
category: person
category: person
category: person
category: person
category: umbrella

Guessing-game dialogue about one of the objects:
q: Is it human?
a: No
q: Is it a bus?
a: No
q: Is it a car?
a: No
q: Is it an umbrella?
a: No
q: Is it a bag?
a: Yes
q: Is it in the foreground?
a: No
q: Is it a backpack?
a: Yes
q: Is it under the blue umbrella?
a: Yes