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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it blue?
a: No
q: is it black?
a: No
q: is it green?
a: No
q: is it a racket?
a: Yes
q: is the guy pointing it down?
a: Yes