What did a character 's employer 's founder write and M0 produce
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.produced_by|ns:film.film.production_companies M0 .
?x0 ns:film.film.written_by ?x1 .
?x1 ns:organization.organization_founder.organizations_founded ?x2 .
?x2 ns:business.employer.employees/ns:business.employment_tenure.person ?x3 .
?x3 a ns:fictional_universe.fictional_character
}