CREATE TABLE table_225096_4 (date_successor_seated VARCHAR, reason_for_change VARCHAR)

When was the successor who got his seat because of 'until august 2, 1813' seated?
SELECT date_successor_seated FROM table_225096_4 WHERE reason_for_change = "Until August 2, 1813"
SELECT "date_successor_seated" FROM "table_225096_4" WHERE "Until August 2, 1813" = "reason_for_change"