What did M1 and M2 edit , M3 's employer 's employee executive produce , and M0 write
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.edited_by M1 .
?x0 ns:film.film.edited_by M2 .
?x0 ns:film.film.executive_produced_by ?x1 .
?x0 ns:film.film.written_by M0 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x2 ns:business.employer.employees/ns:business.employment_tenure.person M3
}