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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: Is he in the audience?
a: Yes
q: is he on right half of picture?
a: No
q: is he on red?
a: N/A
q: is he the left most person?
a: No
q: is he the one sec?
a: Yes