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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it on the bus?
a: No
q: is it black?
a: Yes
q: is it a stoplight?
a: Yes
q: is it to the left of the buses?
a: No
q: does it have two lights?
a: Yes
q: are both lights black?
a: Yes
q: is it the one in the middle on the right?
a: Yes