Objects in the image:
category: person
category: person
category: person
category: tennis racket
category: person
category: person
category: person
category: person
category: person
category: person
category: tennis racket
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 she standing up?
a: No
q: are they on the left?
a: Yes
q: in the front row?
a: Yes
q: the first person on the left?
a: No
q: the second person?
a: Yes