Objects in the image:
category: person
category: tennis racket
category: backpack
category: sports ball
category: bottle
category: bench
category: backpack

Guessing-game dialogue about one of the objects:
q: Is it the tennis ball?
a: No
q: Is it the racket?
a: No
q: Is it the person?
a: No
q: Is it the net?
a: No
q: Is it the bench?
a: No
q: Is it the water bottle?
a: Yes