Objects in the image:
category: person
category: person
category: person
category: person
category: bus
category: bus
category: person
category: bus
category: person
category: person
category: bus
category: bus

Guessing-game dialogue about one of the objects:
q: is it a bus?
a: No
q: is it a person inside the bus?
a: Yes
q: is it on the top tier of the bus?
a: Yes
q: do you see 8 windows?
a: Yes
q: Is it the first window in front of the bus?
a: No
q: second window from the front?
a: No
q: third window?
a: No
q: Is it the fourth one?
a: No
q: fifth one?
a: Yes
q: are there more than one person in that window?
a: Yes
q: is it the person to the left?
a: Yes