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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it with the skateboard?
a: No
q: Is it the one with the black shirt that says "marlboro"?
a: Yes