Objects in the image:
category: person
category: car
category: person
category: car
category: person
category: car
category: traffic light
category: person
category: person
category: bus
category: person
category: person
category: motorcycle
category: person

Guessing-game dialogue about one of the objects:
q: is it  person?
a: Yes
q: is in front?
a: No
q: is in right?
a: No
q: is in left?
a: No
q: is near to signal in front?
a: Yes
q: is with white cap?
a: No
q: is behind the bus?
a: No
q: is near to 1st signal?
a: Yes
q: is in black?
a: Yes