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

Guessing-game dialogue about one of the objects:
q: are you human?
a: Yes
q: Is it a person?
a: Yes
q: Is the person in the water or on a surfboard?
a: Yes
q: Is it the one wearing red pants on the board?
a: Yes