Objects in the image:
category: car
category: bus
category: bus
category: person
category: bicycle
category: person
category: bicycle
category: car
category: person
category: car
category: bus
category: bus
category: bicycle
category: car
category: car
category: person
category: car
category: car
category: bicycle

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: on a bicycle?
a: Yes
q: white shirt?
a: No
q: orange helmet?
a: Yes