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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person on the field of play?
a: Yes
q: can you read the person's jersey number?
a: No
q: is it the pitcher?
a: No
q: is it the catcher?
a: No
q: is it the umpire?
a: Yes