Was M1 a screenwriter that founded M3 , was employed by M0 's country of nationality , and founded M4
SELECT count(*) WHERE {
?x0 ^ns:people.person.nationality M0 .
M1 a ns:film.writer .
M1 ns:organization.organization_founder.organizations_founded M3 .
M1 ns:organization.organization_founder.organizations_founded M4 .
M1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0
}