What is the Artist of the Song with a Place of withdrawn?
CREATE TABLE "online_voting_19_30_january_2009" (
  "artist" text,
  "song" text,
  "lyrics_l_music_m" text,
  "votes" text,
  "place" text
);
SELECT "artist" FROM "online_voting_19_30_january_2009" WHERE "place"='withdrawn';