Objects in the image:
category: person
category: suitcase
category: train
category: train
category: train
category: person
category: person
category: person
category: person
category: bench
category: person
category: bench
category: person

Guessing-game dialogue about one of the objects:
q: train ??
a: No
q: person ??
a: N/A
q: Is it something a person is holding?
a: Yes
q: the person near the train?
a: No
q: right behind them?
a: N/A
q: is it luggage?
a: Yes
q: right most person?
a: Yes