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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it one of the two front people?
a: No
q: is it one of the two people to the right of the pair of legs?
a: No
q: is it the person between Legs and the person wearing knee socks?
a: No
q: is it the guy in the black shirt and green shorts to the left of Knee Socks?
a: No
q: Is the person sitting down?
a: Yes
q: are they wearing white?
a: Yes
q: are they on the far left?
a: Yes