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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it one of the person in the yellow on the skateboard?
a: Yes
q: is it the first from the left?
a: No
q: is it the  2nd from the left?
a: Yes