CREATE TABLE table_25182437_1 (end_date_of__final__term VARCHAR, prime_minister VARCHAR)

If the prime minister is Palmer, Geoffrey Geoffrey Palmer, what is the end date of (final) term?
SELECT end_date_of__final__term FROM table_25182437_1 WHERE prime_minister = "Palmer, Geoffrey Geoffrey Palmer"
SELECT "end_date_of__final__term" FROM "table_25182437_1" WHERE "Palmer, Geoffrey Geoffrey Palmer" = "prime_minister"