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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is it in left?
a: Yes
q: is it in front?
a: No
q: is in backmost?
a: No
q: It is one of the two people in the back wearing black?
a: No
q: is in red back?
a: Yes
q: is in black?
a: Yes
q: is he in leftmost?
a: Yes