Objects in the image:
category: person
category: tennis racket
category: person

Guessing-game dialogue about one of the objects:
q: is it in the top half of the image?
a: Yes
q: is it in the left half of the image?
a: No
q: is it a person?
a: Yes
q: is it the person in yellow?
a: No
q: is it the person in red?
a: Yes