Objects in the image:
category: train
category: train
category: person
category: person
category: person
category: person
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 on the train?
a: No
q: is it a human?
a: Yes
q: they are walking on the side? top left?
a: No
q: Is it at the top?
a: Yes
q: is this person wearing white?
a: No
q: is this person wearing black?
a: Yes
q: can you tell the gender?
a: No
q: Is this person in the middle section?
a: Yes
q: to the right of the man wearing light brown shirt and dark drown pants?
a: Yes