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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: Yes
q: is it a boat?
a: No
q: is it on the boat?
a: No
q: is it by the dock to the right?
a: Yes
q: is it right of the blue sign?
a: N/A
q: is it right of the pole in the front of the photo?
a: Yes