In this Division—
"eligible candidate" means a person who—
(a) was a candidate at the original election; and
(b) did not withdraw or retire from, and was not elected at, that election; and
(c) is qualified to be a Councillor;
"original election" means the most recent election for the ward that was not conducted by a countback;
"vacating Councillor" means the person whose departure created the extraordinary vacancy (even if that person never became a Councillor).