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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: one on cycle?
a: No
q: one right most?
a: No
q: driver of train?
a: Yes