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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a bike?
a: Yes
q: is it the one in the forefront of the picture?
a: Yes