Objects in the image:
category: person
category: person
category: person
category: person
category: person
category: backpack
category: person
category: person
category: person
category: person
category: person
category: backpack
category: person
category: person
category: backpack
category: person
category: frisbee

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it something they are wearing?
a: No
q: is it something they are holding?
a: No
q: is it part of the structure behind them?
a: No
q: is it a bag?
a: Yes
q: is it the one on the right?
a: No
q: is it black?
a: Yes
q: is it the tall one?
a: No