Objects in the image:
category: person
category: person
category: person
category: book
category: bench
category: person
category: person
category: person
category: person
category: person
category: person
category: tie
category: bench
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: person wearing cap?
a: Yes
q: black cap?
a: Yes