CREATE TABLE table_66989 ("Riding" TEXT, "Candidate's Name" TEXT, "Gender" TEXT, "Residence" TEXT, "Occupation" TEXT, "Votes" FLOAT, "Rank" TEXT)

what is the candidates name who is ranked 8th?
SELECT "Candidate's Name" FROM table_66989 WHERE "Rank" = '8th'
SELECT "Candidate's Name" FROM "table_66989" WHERE "Rank" = '8th'