Objects in the image:
category: person
category: person
category: person
category: person
category: person
category: train
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: on our left platform?
a: No
q: on the right platform?
a: Yes
q: is it the man in a grey suit?
a: No
q: is the person fully visible?
a: Yes
q: the man in jeans to the left of man in suit?
a: No
q: the person to his right?
a: No
q: the man behind her walking towards them?
a: No
q: is it a person wearing a long black coat?
a: No
q: is it the person right ahead of everybody on the right platform?
a: Yes
q: is he close to a red box?
a: Yes