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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: boy in blue shorts on skateboard?
a: No
q: is it boy in blue shirt right of him?
a: No
q: is it one of 3 boys left of him?
a: Yes
q: is it middle boy in red?
a: No
q: is it left boy in white?
a: No
q: is it right boy in gray?
a: Yes