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

Guessing-game dialogue about one of the objects:
q: a person?
a: No
q: a bus?
a: Yes
q: the 1st?
a: No
q: Is it the second bus?
a: No
q: 3 rd?
a: Yes