Objects in the image:
category: backpack
category: backpack
category: skateboard
category: person
category: backpack
category: person
category: backpack

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it skateboard?
a: No
q: is it bag/backpack?
a: Yes
q: is it leftmost one in red n black?
a: No
q: is it next one to right only black?
a: No
q: Is it blue and black in color?
a: No
q: the next black one?
a: Yes