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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it vehicle?
a: Yes
q: big blue bus?
a: No
q: vehicle far away?
a: Yes
q: sky blue color?
a: No
q: Is it the white vehicle?
a: No
q: dark blue color?
a: No
q: yellow color?
a: Yes