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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: the boy on the skate?
a: Yes
q: the whole boy?
a: Yes