Objects in the image:
category: person
category: truck
category: skateboard
category: car
category: traffic light
category: traffic light
category: skateboard
category: car
category: person
category: traffic light
category: skateboard

Guessing-game dialogue about one of the objects:
q: person ??
a: No
q: skateboard ??
a: Yes
q: the front one?
a: Yes