Were M3 and M4 written by a employee and founder of M0 and M1 and directed by a screenwriter
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded M0 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x1 a ns:film.writer .
M3 ns:film.film.directed_by ?x1 .
M3 ns:film.film.written_by ?x0 .
M4 ns:film.film.directed_by ?x1 .
M4 ns:film.film.written_by ?x0
}