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

Guessing-game dialogue about one of the objects:
q: is it a train?
a: No
q: is it on the ground?
a: No
q: does it hang from a pole?
a: No
q: is it a trolley?
a: No
q: does it have lights?
a: No
q: is it a bar?
a: No
q: is it a building?
a: No
q: is it a wire?
a: No
q: is it a number?
a: No
q: is it a person?
a: Yes
q: are they wearing white?
a: Yes