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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a vehicle?
a: N/A
q: is it a sign?
a: No
q: is it brown?
a: No
q: is it on a vehicle?
a: No
q: is it a tree?
a: No
q: is it a mountain?
a: No
q: is it paved?
a: No
q: is it on a person?
a: No
q: is it the sky?
a: No
q: is it green?
a: No
q: is it white?
a: Yes