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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Do you see the person's back?
a: Yes
q: Does the person have the number 3 on his back?
a: No
q: Is the person wearing BLUE?
a: Yes
q: Is it the umpire?
a: Yes