Objects in the image:
category: person
category: person
category: person
category: person
category: surfboard
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: having surf board?
a: No
q: wearing blue jean?
a: No
q: is that girl?
a: No
q: is his head visible?
a: No
q: one with blue jean and white dress?
a: No
q: near by person?
a: N/A
q: the person behind the lift?
a: No
q: is the person in the escalator?
a: Yes
q: the one with bag?
a: Yes