Who was a screenwriter that M2 , M3 , and M4 were founded by
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.writer .
?x0 a ns:people.person .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x0 ns:organization.organization_founder.organizations_founded M3 .
?x0 ns:organization.organization_founder.organizations_founded M4
}