CREATE TABLE table_203_345 (id NUMBER, "name" CLOB, "party" CLOB, "took office" NUMBER, "left office" NUMBER)

name the representative who took office for 7 years and is in the liberal party .
SELECT "name" FROM table_203_345 WHERE "left office" - "took office" = 7 AND "party" = 'liberal'
SELECT "name" FROM "table_203_345" WHERE "left office" - "took office" = 7 AND "party" = 'liberal'