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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it skis?
a: Yes
q: is someone wearing the skis?
a: Yes
q: is there anyone behind them?
a: No
q: are there two people in front of the person wearing the skis?
a: Yes
q: is it both skis?
a: Yes