Objects in the image:
category: boat
category: boat
category: boat
category: boat
category: boat
category: skateboard
category: boat
category: person
category: boat
category: boat
category: boat
category: boat
category: boat
category: boat

Guessing-game dialogue about one of the objects:
q: is it human?
a: No
q: is it a boat?
a: Yes
q: is it partly black?
a: No
q: is it visible under the inverted U shaped sculpture?
a: Yes
q: is it partly obstructed from view by the sculpture?
a: No
q: is it on the left side below the sculpture?
a: No
q: is it a white boat?
a: Yes
q: is it visible above and to the left of the skateboarding kid?
a: No
q: is it visible above and to the right of the kid?
a: Yes
q: is it on the left of another boat which is partly black?
a: Yes