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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is he waiting in line?
a: No
q: is he skating?
a: Yes
q: is it the man in the middle with black pants and a striped shirt?
a: Yes