Objects in the image:
category: car
category: train
category: car
category: car
category: person
category: car
category: car
category: car
category: car
category: car
category: car
category: car
category: car
category: person
category: person
category: car
category: motorcycle
category: car

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on a bike?
a: No
q: are they on a trolley/streetcar?
a: Yes
q: if you're looking at the photo, are they on the left side of the trolley?
a: No