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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: is it something a person is wearing?
a: No
q: Is it something a person is holding?
a: No
q: is it a skate board?
a: Yes
q: Is it the skateboard the boy in the air is touching with his foot?
a: No
q: Do you see three skate board across deck?
a: Yes
q: Is it the skate board closest to the left side of the picture?
a: No
q: Is it the skate board in the middle?
a: Yes