Objects in the image:
category: person
category: surfboard
category: person
category: surfboard
category: surfboard
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 in front, the yellow one?
a: No
q: Is it in the middle, black?
a: Yes