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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they first in the line?
a: No
q: are they last in line?
a: No
q: Are they second?
a: No
q: are they third?
a: No
q: are they fourth?
a: Yes