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

Guessing-game dialogue about one of the objects:
q: is it the person?
a: No
q: is it the car?
a: No
q: is it any of the traffic signals?
a: Yes
q: is it on the left side?
a: Yes
q: Is it the one on the left with the digits on it?
a: No
q: is it the one with person ...in red?
a: Yes
q: both of them...complete?
a: Yes