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

Guessing-game dialogue about one of the objects:
q: person ??
a: No
q: the whole bus?
a: No
q: umbrella ??
a: Yes