CREATE TABLE table_203_89 (id DECIMAL, "#" DECIMAL, "name\ ( birth-death ) " TEXT, "took office" TEXT, "left office" TEXT, "monarch" TEXT, "prime minister" TEXT)

who took office after the earl of athlone ?
SELECT "name\n(birth-death)" FROM table_203_89 WHERE "took office" > (SELECT "took office" FROM table_203_89 WHERE "name\n(birth-death)" = 'the earl of athlone') ORDER BY "took office" LIMIT 1
SELECT "name\n(birth-death)" FROM "table_203_89" WHERE "took office" > (SELECT "took office" FROM "table_203_89" WHERE "name\n(birth-death)" = 'the earl of athlone') ORDER BY "took office" NULLS FIRST LIMIT 1