Objects in the image:
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: frisbee
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a human?
a: Yes
q: is the person sitting on the grass?
a: No
q: is the person doing acrobatics :)?
a: No
q: is the person walking?
a: Yes
q: is he among the group of people walking at the backside?
a: Yes
q: is he in the front of the group?
a: No
q: is he the 2nd one in the group behind him?
a: Yes