Objects in the image:
category: traffic light
category: truck
category: truck
category: person
category: person
category: car
category: car
category: car
category: car
category: traffic light
category: traffic light
category: potted plant
category: truck
category: car

Guessing-game dialogue about one of the objects:
q: Is it a vehicle?
a: Yes
q: Is it parked?
a: Yes