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

Guessing-game dialogue about one of the objects:
q: a person?
a: No
q: a train?
a: No
q: a car?
a: No
q: a bag?
a: Yes
q: blue ??
a: Yes