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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the tennis racket?
a: No
q: is a person holding / wearing it?
a: No
q: is it a chair?
a: Yes
q: the one behind the guy on the left?
a: No
q: behind the guy on the right?
a: Yes