Objects in the image:
category: person
category: person
category: person
category: traffic light
category: traffic light
category: traffic light
category: train
category: person
category: car
category: car
category: car
category: person
category: traffic light
category: car
category: car
category: person

Guessing-game dialogue about one of the objects:
q: Is it a mode of transportation?
a: Yes
q: Is it a car?
a: Yes
q: Is it the greyish white car just in front of the people?
a: No
q: Is it to the left of the tracks?
a: No
q: Is it the green car with the yellow plate?
a: Yes