Objects in the image:
category: person
category: skateboard
category: person
category: person
category: bench
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 the person sitting in the stands?
a: No
q: Is the person behind the fence?
a: No
q: Is the person on the left edge of this picture?
a: No
q: Is it the skater in the white vest?
a: Yes