Objects in the image:
category: person
category: skis
category: person
category: backpack
category: backpack
category: traffic light
category: traffic light
category: person
category: person
category: bottle
category: person
category: skis
category: traffic light

Guessing-game dialogue about one of the objects:
q: is a person?
a: No
q: is ski  ??
a: No
q: is bag??
a: No
q: is signal light?
a: No
q: is street light??
a: No
q: something in the hand ?
a: Yes
q: in the boy with blue jacket in the right?
a: Yes