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

Guessing-game dialogue about one of the objects:
q: is it a human?
a: No
q: does it have wheels?
a: Yes
q: is it red?
a: No
q: is it blue?
a: No
q: is it grey?
a: Yes