Objects in the image:
category: person
category: bicycle
category: bus
category: backpack
category: car
category: car
category: traffic light
category: car
category: truck
category: car
category: person
category: bicycle
category: car
category: car
category: bicycle
category: car

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is he riding the bike in the foreground?
a: Yes