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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: on the field?
a: Yes
q: batter ??
a: No
q: catcher ??
a: No
q: ump behind the catcher?
a: Yes