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

Guessing-game dialogue about one of the objects:
q: is it a bus?
a: Yes
q: is it green?
a: No
q: is it red?
a: Yes
q: the whole bus?
a: Yes