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

Guessing-game dialogue about one of the objects:
q: is it a human?
a: Yes
q: is it in black shirt?
a: Yes
q: is it on the right hand side?
a: No
q: in the middle?
a: Yes
q: on the back ground?
a: Yes
q: is he skating?
a: Yes
q: is he standing alone?
a: No
q: with a man in white?
a: No
q: i can see him clearly?
a: Yes
q: In the foreground?
a: No
q: is he standing alone?
a: No