Objects in the image:
category: pizza
category: pizza
category: pizza
category: pizza

Guessing-game dialogue about one of the objects:
q: is it one of the pizza slices?
a: Yes
q: Is it in the upper right?
a: No
q: is it on the bottom?
a: No
q: is it middle left?
a: No
q: is it upper left?
a: Yes
q: the whole slice?
a: Yes