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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: on the bus?
a: No
q: in the background?
a: No
q: red sweatshirt??
a: No
q: the lady behind her?
a: No
q: man with white coat?
a: Yes