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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it vegetation?
a: No
q: is it clothing?
a: No
q: is it equipment?
a: Yes
q: is it in the person's hand?
a: No
q: does it cover part of his face?
a: No
q: is it strapped to the top of his head?
a: No
q: is it on his back?
a: No
q: is it belted around his waist?
a: No
q: Is it parallel to the ground?
a: Yes