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

Guessing-game dialogue about one of the objects:
q: it is someone?
a: Yes
q: in green?
a: No
q: in red?
a: No
q: in black on the left?
a: Yes