Objects in the image:
category: vase
category: person
category: knife
category: potted plant

Guessing-game dialogue about one of the objects:
q: is it in front?
a: Yes
q: is it in front?
a: Yes
q: is it table?
a: No
q: is it person?
a: No
q: is it sofa?
a: N/A
q: is it cloth?
a: No
q: is it bathtub?
a: No
q: i it bottle?
a: No
q: is it plant vase?
a: No
q: i it bowl?
a: No
q: is it brown?
a: No
q: is it white?
a: No
q: is it knife?
a: Yes