Objects in the image:
category: person
category: person
category: person
category: person
category: train
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: is in the train?
a: Yes
q: is in first row?
a: No
q: is in second row?
a: No
q: is in third row?
a: No
q: is in the back?
a: Yes
q: is it driving?
a: No
q: is it in the second wagon?
a: No
q: is it a persoN?
a: Yes
q: How about the guy in the very back with dark jacket?
a: No
q: Can we see their face?
a: No
q: is it the purple shirt person?
a: Yes