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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it in the background?
a: Yes
q: is it in the right half of the picture?
a: Yes
q: is it the lifeguard?
a: No
q: is it standing?
a: Yes
q: is it the one furthest to the right?
a: No
q: is it the one right under the blue umbrella?
a: No
q: is it the one right under the white umbrella?
a: Yes