Objects in the image:
category: person
category: backpack
category: person
category: person
category: person
category: person
category: person
category: chair
category: chair
category: person
category: bench
category: bus
category: chair
category: backpack
category: person
category: bus
category: person
category: person
category: chair

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person in the background?
a: Yes
q: is the person wearing black?
a: No
q: is the person wearing red?
a: No
q: is the person wearing blue?
a: No
q: is the person on the right side of the picture?
a: No
q: is the person wearing brown?
a: No
q: is the person to the right of the lady in white?
a: Yes
q: is the person to the left of the 14 on the wall?
a: Yes
q: is it one of those people easily visible in the group by the bench?
a: Yes
q: is it the one with the writing on their back?
a: No
q: is it the man with the blue shirt?
a: N/A