Objects in the image:
category: person
category: bicycle
category: skateboard
category: person
category: bicycle
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: IS IT THE ONE IN THE BACK WITH THE LIGHT GRAY HOODIE?
a: No
q: is it the one in the back on the bike with a green and white wheel?
a: Yes