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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: he person in light blue closest to us?
a: No
q: in a white cap?
a: No
q: in a white collared shirt?
a: No
q: in a blue shirt next to the white cap?
a: No
q: yellow cap and black jacket?
a: No
q: Are they wearing a white t-shirt and sunglasses?
a: No
q: grey hair next to the yellow cap, you can see his head and arm?
a: No
q: are they on the bus?
a: Yes
q: is that a dog in the aisle?
a: No
q: Is there a person in front that I've missed?
a: No
q: is it more that one person?
a: No
q: is it something on a person?
a: No
q: is it a guy with grey hair?
a: Yes