If the prime minister is Palmer, Geoffrey Geoffrey Palmer, what is the end date of (final) term?
CREATE TABLE "footnotes" (
  "num" real,
  "prime_minister" text,
  "date_of_birth" text,
  "start_date_of_first_term" text,
  "age_at_beginning_of_first_term" text,
  "end_date_of_final_term" text,
  "total_time_in_office" text,
  "date_of_death" text,
  "lifespan" text
);
SELECT "end_date_of_final_term" FROM "footnotes" WHERE "prime_minister"='Palmer, Geoffrey Geoffrey Palmer';