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

Guessing-game dialogue about one of the objects:
q: is it a human?
a: Yes
q: is it the person in blue shirt?
a: Yes
q: is it a person in blue shirt?
a: Yes
q: is it the man behind far away?
a: No
q: is it the boy standing in the middle?
a: Yes
q: is it the boy with a blue hat too?
a: Yes