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

Guessing-game dialogue about one of the objects:
q: is the object a skate board?
a: No
q: is the object a person?
a: No
q: is the object a chair?
a: Yes
q: is the chair close to the person skating?
a: No
q: is it a single chair?
a: Yes
q: is the object a chair?
a: Yes
q: is the chair facing the opposite direction to the other chairs?
a: Yes