Objects in the image:
category: sports ball
category: person
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they wearing white?
a: No
q: are they playing soccer?
a: No
q: can you see almost all their body?
a: No
q: Is it the person to the far left that is halfway out of the train?
a: Yes