Which character that wrote M1 and M2 directed M4 , M5 , and M6 and wrote M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:fictional_universe.fictional_character .
?x0 ns:film.director.film M4 .
?x0 ns:film.director.film M5 .
?x0 ns:film.director.film M6 .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
?x0 ns:film.writer.film M3
}