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

Guessing-game dialogue about one of the objects:
q: is a vehicle?
a: No
q: is a traffic signal?
a: Yes
q: is it on the left side of picture?
a: No
q: is it in the mid region of picture?
a: Yes
q: is it one of the 2 closet to me?
a: No
q: is it one of the two further back on the island with the green bus in background?
a: Yes
q: is it the left one with 2 top lights on?
a: Yes