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

Guessing-game dialogue about one of the objects:
q: is it human?
a: No
q: is it in the water?
a: Yes
q: is it a paddle board?
a: Yes
q: is it on the left of the picture?
a: Yes