What city joined the Independents conference after 1963?
CREATE TABLE "former_members" (
  "school" text,
  "city" text,
  "mascot" text,
  "county" text,
  "year_joined" real,
  "previous_conference" text,
  "year_left" real,
  "conference_joined" text
);
SELECT "city" FROM "former_members" WHERE "year_joined">1963 AND "conference_joined"='independents';