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

Guessing-game dialogue about one of the objects:
q: is it boat?
a: N/A
q: building ??
a: No
q: person on the boat?
a: Yes
q: top on the roof?
a: No
q: left edge at the pointy end?
a: No
q: someone in the extreme right of the boat?
a: No
q: somewhere in middle ??
a: No
q: left ??
a: Yes
q: someone standing?
a: Yes
q: first from left?
a: No
q: second from left?
a: No
q: third with darker color shirt?
a: Yes