Objects in the image:
category: person
category: tennis racket
category: chair
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 he wearing white pant?
a: No
q: is the person playing tennis?
a: No
q: is the person in the group of 2 people?
a: Yes
q: is it left person?
a: No