Objects in the image:
category: book
category: person
category: cell phone
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: cell phone
category: person
category: cell phone
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it being held by a person?
a: No
q: is it on a person?
a: Yes
q: is it on the person with the light blue long sleeve shirt, holding his phone out?
a: Yes
q: is it in his lap?
a: Yes
q: is it the multicolored notebook?
a: Yes