Objects in the image:
category: backpack
category: backpack
category: train
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: bicycle
category: person
category: backpack
category: person
category: person
category: person
category: backpack

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on a bike?
a: Yes
q: do they have a white stripe on their jacket?
a: Yes