CREATE TABLE table_203_22 (id DECIMAL, "draw" DECIMAL, "artist" TEXT, "song" TEXT, "points" DECIMAL, "place" TEXT)

who sang eu s quero as their song in the eurovision song contest of 1979 ?
SELECT "artist" FROM table_203_22 WHERE "song" = '"eu so quero"'
SELECT "artist" FROM "table_203_22" WHERE "song" = '"eu so quero"'