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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a surfboard?
a: Yes
q: Is it the pink main one?
a: No
q: is it one of the ones laying to the side?
a: Yes
q: is it the one with the red rim?
a: No