Objects in the image:
category: person
category: book
category: person
category: chair
category: umbrella
category: person
category: person
category: chair
category: laptop
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on the blanket?
a: No
q: are they on one of the chairs?
a: Yes
q: is it the person adjusting the umbrella?
a: Yes