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

Guessing-game dialogue about one of the objects:
q: is it a signal?
a: No
q: is it a chair?
a: No
q: is it a solar cell?
a: No
q: is it have legs?
a: No
q: is it a post?
a: No
q: is it a person?
a: No
q: is it something in person's hand?
a: Yes