CREATE TABLE table_203_803 (id DECIMAL, "draw" DECIMAL, "country" TEXT, "language" TEXT, "artist" TEXT, "song" TEXT, "english translation" TEXT, "place" DECIMAL, "points" DECIMAL)

what artist scored the least number of points ?
SELECT "artist" FROM table_203_803 ORDER BY "points" LIMIT 1
SELECT "artist" FROM "table_203_803" ORDER BY "points" NULLS FIRST LIMIT 1