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

Guessing-game dialogue about one of the objects:
q: is it a tram?
a: No
q: is it a car?
a: No
q: is it a person?
a: Yes
q: are they on the tram?
a: Yes
q: are they standing?
a: No
q: Are they next to a window?
a: Yes
q: is someone standing in front of them?
a: No
q: are they at the front of the tram?
a: No
q: are they at the back?
a: No
q: counting from the back are they in front of the 4th window?
a: No
q: counting from the back are they in front of the 2nd window?
a: No
q: counting from the back are they at the 2nd window?
a: No