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

Guessing-game dialogue about one of the objects:
q: is a person?
a: No
q: is a skate board?
a: No
q: is a chair?
a: Yes
q: one the black tshirt man with a cap is sitting?
a: Yes