Objects in the image:
category: person
category: bicycle
category: person
category: person
category: skateboard
category: bench
category: bicycle
category: bicycle
category: person

Guessing-game dialogue about one of the objects:
q: is it human?
a: No
q: is it attached to a human?
a: Yes
q: is it a bicycle?
a: Yes
q: is it the yellow bike in the foreground?
a: Yes