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

Guessing-game dialogue about one of the objects:
q: person ??
a: No
q: train ??
a: No
q: bag / suitcase?
a: No
q: bench ??
a: Yes
q: the one near the front man wearing maroon tee shirt?
a: Yes