Objects in the image:
category: traffic light
category: traffic light
category: traffic light

Guessing-game dialogue about one of the objects:
q: Is it a building?
a: No
q: Is it above ground level?
a: Yes
q: Is it illuminated?
a: Yes
q: Is it  a sign?
a: No
q: Is it a traffic light?
a: Yes
q: Is it near the center of the picture?
a: Yes
q: Is is green?
a: No
q: Is it white?
a: No
q: Is it amber/yellow?
a: No
q: Is it a pedestrian walk indicator?
a: Yes