Objects in the image:
category: person
category: person
category: skateboard
category: person
category: person
category: person
category: person
category: person
category: person
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: in the air wearing red shirt?
a: No
q: on the left?
a: Yes
q: on the left side of the left section?
a: Yes
q: wearing black??
a: No
q: behind the pole?
a: No
q: wearing red?
a: No
q: on the ground?
a: Yes
q: wearing gray shirt?
a: Yes