Objects in the image:
category: person
category: car
category: backpack
category: person
category: bottle
category: sandwich
category: boat
category: person
category: car
category: car
category: car
category: boat
category: person
category: boat

Guessing-game dialogue about one of the objects:
q: is a boat?
a: No
q: person ??
a: Yes
q: in the boat?
a: Yes
q: wearing a hat?
a: Yes