Objects in the image:
category: person
category: backpack
category: bicycle
category: suitcase
category: backpack
category: bicycle

Guessing-game dialogue about one of the objects:
q: is it the man?
a: No
q: is it a bike?
a: Yes
q: the one mostly visible to the right most?
a: No
q: the other one behind the man?
a: Yes
q: there are two bikes still behind the man... the left one?
a: Yes