Objects in the image:
category: person
category: backpack
category: person
category: cup
category: person
category: cell phone
category: person
category: person
category: tie
category: person
category: person
category: backpack
category: person
category: person
category: person
category: cell phone
category: person
category: person
category: tie

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a sign?
a: No
q: is it on someone?
a: Yes
q: is it black?
a: Yes
q: can you take pictures with it?
a: Yes