Objects in the image:
category: backpack
category: sports ball
category: baseball bat
category: chair
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it the batter?
a: No
q: does the person have their arm raised?
a: No
q: does the person have their arms crossed?
a: No
q: is it the catcher?
a: Yes