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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it one of the 2 in the air?
a: No
q: are they on a skateboard?
a: Yes
q: are they wearing blue?
a: Yes
q: are they on the right side of the photo?
a: Yes
q: are they wearing a blue shirt and blue hat?
a: Yes