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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a skate board?
a: Yes
q: is it in left side?
a: No
q: is it in middle?
a: No
q: is it right side?
a: Yes
q: is there sitting black tshirt adult?
a: Yes