CREATE TABLE table_203_357 (id NUMBER, "artist" CLOB, "song" CLOB, "soundtrack" CLOB, "episode ( s ) " CLOB, "notes" CLOB)

girl and el pro were performed by which artist ?
SELECT "artist" FROM table_203_357 WHERE "song" = '"girl"' INTERSECT SELECT "artist" FROM table_203_357 WHERE "song" = '"e-pro"'
SELECT "artist" FROM "table_203_357" WHERE "song" = '"girl"' INTERSECT SELECT "artist" FROM "table_203_357" WHERE "song" = '"e-pro"'