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

Guessing-game dialogue about one of the objects:
q: is it in front?
a: No
q: is it in left?
a: No
q: is it person?
a: No
q: is train ,?
a: Yes
q: is in blue?
a: Yes