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

Guessing-game dialogue about one of the objects:
q: is it a surfboard?
a: Yes
q: is it one the right half of the picture?
a: Yes
q: is it white?
a: Yes