Objects in the image:
category: backpack
category: person
category: person
category: person
category: person
category: apple
category: apple
category: backpack
category: bottle
category: sandwich
category: apple

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it food?
a: Yes
q: is someone holding it?
a: No
q: is it an apple?
a: Yes
q: is it an individual apple?
a: Yes
q: is it the one sitting on the green packet?
a: No