Which film producer was founded by M1 's founder and was founded by a film producer
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.producer .
?x0 ns:organization.organization.founders ?x1 .
?x0 ns:organization.organization.founders ?x2 .
?x1 ns:organization.organization_founder.organizations_founded M1 .
?x2 a ns:film.producer
}