Objects in the image:
category: baseball bat
category: person
category: person
category: person
category: baseball glove

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it home plate?
a: No
q: Is it a piece of sports equipment?
a: Yes
q: Is it a helmet?
a: No
q: Is it the bat?
a: No
q: Is the catcher wearing it?
a: Yes
q: Is it the catcher's knee pad?
a: No
q: Is it the catcher's cleats?
a: No
q: Is it the catcher's chest plate?
a: No
q: Is it the catcher's glove?
a: Yes