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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: do they have on red shoes?
a: No
q: are they wearing black knee pads, over on the far left?
a: Yes