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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it something you ride?
a: Yes
q: is it red?
a: No
q: is it in the middle?
a: Yes
q: is it behind a tree?
a: No
q: is it all black?
a: Yes