Objects in the image:
category: baseball glove
category: person
category: baseball glove
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 a person is wearing?
a: Yes
q: Is the person wearing it the umpire?
a: No
q: Is it the player with No. 18 on his jersey?
a: Yes
q: Is it his catcher's mitt?
a: Yes