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

Guessing-game dialogue about one of the objects:
q: is it human?
a: Yes
q: is it on top of the surf?
a: Yes
q: is it standing?
a: Yes
q: is it holding a white surfboard?
a: No
q: is it holding a surfboard?
a: Yes
q: is it next to the person holding a white surfboard?
a: Yes