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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is it to the left side?
a: Yes
q: Is he in blue color?
a: Yes