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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it a man?
a: Yes
q: is he in the water right in the front?
a: No
q: is he holding a white surfboard with a red rim?
a: No
q: is he holding a white surf board?
a: No
q: is he standing at the back in a group?
a: Yes
q: is he the 1st one on the left of the image?
a: No
q: is he the 2nd one?
a: Yes
q: he is wearing a blue tshirt?
a: Yes
q: and light grey pants?
a: N/A
q: is he wearing a cap?
a: N/A
q: is he to the left of the person in blue pants?
a: Yes