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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: No
q: a poster ?
a: No
q: a person?
a: Yes
q: person on the left side of the bus?
a: No
q: I meant ,in the bus?
a: No
q: person to the right?
a: Yes
q: with only head?
a: Yes
q: in the middle?
a: Yes
q: in the left low corner of that right window?
a: Yes