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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person riding skate?
a: No
q: is he/she wearing green shirt?
a: No
q: the one in purple?
a: No
q: the one in yellow?
a: No
q: the one in white in the left side?
a: No
q: the one in white in the right side?
a: No
q: the one in red?
a: No
q: is one of the guys all way back in the picture?
a: Yes
q: the one in white?
a: No