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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is it on left?
a: No
q: is it on right?
a: Yes
q: is it black?
a: Yes
q: is it the rightmost one?
a: No
q: there are three people walking on footpath right?
a: No
q: is it one from them?
a: Yes
q: is it the leftmost from the three people coming towards us?
a: No
q: is it the middle person?
a: Yes