Objects in the image:
category: toothbrush
category: toothbrush
category: cup
category: toothbrush
category: toothbrush
category: toothbrush
category: toothbrush
category: toothbrush
category: toothbrush
category: toothbrush
category: toothbrush

Guessing-game dialogue about one of the objects:
q: is it a toothbrush?
a: Yes
q: is it located in the middle?
a: Yes
q: behind and between the green and blue toothbrush?
a: Yes