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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it ski pole?
a: No
q: Is it skis?
a: No
q: Is it a backpack?
a: Yes
q: Is it blue?
a: No
q: Is it on the  left of the three?
a: No
q: The one wearing red?
a: Yes