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

Guessing-game dialogue about one of the objects:
q: is it in front?
a: No
q: is it in left?
a: N/A
q: is it person?
a: No
q: is it board?
a: Yes
q: is in front with black?
a: No
q: is in right?
a: No
q: is in middle back with gray one?
a: Yes