CREATE TABLE table_202_283 (id DECIMAL, "year" TEXT, "title" TEXT, "role" TEXT, "notes" TEXT)

which tv series has the longest running time ?
SELECT "title" FROM table_202_283 ORDER BY "year" - "year" DESC LIMIT 1
SELECT "title" FROM "table_202_283" ORDER BY "year" - "year" DESC NULLS LAST LIMIT 1