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 front one?
a: No
q: is it person?
a: No
q: is it chair?
a: Yes
q: is it front one?
a: N/A
q: is in back?
a: No
q: is in middle?
a: Yes
q: is it a person?
a: No
q: is it a bench?
a: Yes