Objects in the image:
category: person
category: truck
category: person
category: person
category: truck
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it truck?
a: No
q: is it barrel?
a: No
q: is it table/ stool near white van?
a: No
q: is it person?
a: Yes
q: right of white van?
a: Yes
q: is it rightmost one?
a: No
q: is it next one to right, second one?
a: No
q: is it third from right?
a: No
q: the fourth one?
a: No
q: the fifth one?
a: No
q: the sixth one?
a: Yes
q: is it one wearing something red?
a: No
q: person to his left?
a: Yes