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

Guessing-game dialogue about one of the objects:
q: is it human?
a: No
q: is it on human?
a: Yes
q: Is it used for skating?
a: No
q: is it on the first person in line?
a: No
q: is it on person behind him?
a: No
q: Is it the person in red?
a: Yes
q: is it bags?
a: Yes