Objects in the image:
category: potted plant
category: backpack
category: potted plant
category: truck
category: potted plant
category: potted plant
category: person
category: potted plant
category: truck
category: bench
category: person
category: person
category: potted plant
category: potted plant
category: car

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: car vehicle . ..?
a: No
q: Is it a sign?
a: No