Objects in the image:
category: person
category: person
category: person
category: person
category: baseball bat
category: person
category: person
category: person
category: person
category: baseball glove
category: person
category: bench
category: person
category: person
category: sports ball
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it something someone is wearing or holding?
a: Yes
q: is it a bat?
a: No
q: a mitt?
a: Yes
q: is it helmet?
a: No
q: is it a glove?
a: No
q: so the catcher's mitt?
a: Yes