What was a film whose writer was founded by M1 and M2 and employed M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.written_by ?x1 .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
?x1 ns:organization.organization.founders M1 .
?x1 ns:organization.organization.founders M2
}