What production company did M1 found , M2 , M3 , and M4 found , and a screenwriter found
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.production_company .
?x0 ns:organization.organization.founders ?x1 .
?x0 ns:organization.organization.founders M1 .
?x0 ns:organization.organization.founders M2 .
?x0 ns:organization.organization.founders M3 .
?x0 ns:organization.organization.founders M4 .
?x1 a ns:film.writer
}