Objects in the image:
category: backpack
category: person
category: person
category: backpack
category: backpack
category: sports ball
category: backpack
category: person
category: person
category: person
category: backpack
category: bench
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a ball?
a: No
q: is it a bag?
a: Yes
q: is it a white bag?
a: No
q: is there the color blue in this bag?
a: No
q: is it an all black bag?
a: Yes
q: is it touching a poll?
a: No
q: is it touching the bench?
a: No
q: is someone touching this bag?
a: No
q: is it partially covered by someone?
a: N/A
q: is it on the right side of the photo?
a: Yes