Who was the parent on the order of 6?
CREATE TABLE "list_of_princesses_royal" (
  "order" real,
  "name_dates" text,
  "princess_royal_from_date_to_date" text,
  "parent" text,
  "date_married" text,
  "husband_dates" text
);
SELECT "parent" FROM "list_of_princesses_royal" WHERE "order"=6;