What did M0 and M1 edit and executive produce
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.edited_by M0 .
?x0 ns:film.film.edited_by M1 .
?x0 ns:film.film.executive_produced_by M0 .
?x0 ns:film.film.executive_produced_by M1
}