Objects in the image:
category: person
category: skis
category: person
category: person
category: skis
category: person
category: person
category: person
category: skis

Guessing-game dialogue about one of the objects:
q: Object a human?
a: No
q: Object is skate board?
a: N/A
q: Object is stick?
a: No
q: Object is snow board?
a: Yes
q: Object is being used by old man?
a: No
q: Object is being used by kids?
a: Yes
q: Kid is standing alone?
a: Yes