Objects in the image:
category: person
category: person
category: person
category: backpack
category: bench
category: person
category: cup
category: person

Guessing-game dialogue about one of the objects:
q: person ? ?
a: No
q: bench ??
a: Yes
q: left edge?
a: No
q: you see the two people sitting on one side, is it that particular one?
a: No
q: the empty one then?
a: Yes
q: whole of it?
a: Yes