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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is a skater?
a: Yes
q: starting from left, is 1st?
a: Yes