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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is he on a skateboard?
a: No
q: are they wearing black?
a: Yes
q: are they wearing a green hat?
a: No
q: are they wearing brown pants?
a: No
q: are they wearing all black?
a: No
q: Are they against the wooden fence?
a: Yes
q: are they beside someone in gray?
a: N/A