Objects in the image:
category: person
category: person
category: person
category: bus
category: bus
category: bus
category: person
category: bus

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is it the person closest to the train on the left part of the screen?
a: No
q: Is the person wearing a darker color than the others?
a: No
q: Is it the first person in line?
a: No