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

Guessing-game dialogue about one of the objects:
q: is tat person?
a: No
q: is tat van?
a: No
q: is tat was street light?
a: Yes
q: Is the highest light appearing in yellow?
a: No
q: is tat light in yellow color?
a: No
q: is tat was traffic signals?
a: Yes
q: tat light is on the left side?
a: Yes
q: is tat was a first light?
a: No