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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: man in green jacket?
a: No
q: lady with green cap to the right?
a: No
q: man standing up with hat on?
a: No