Did M1 star M2 and star M0 's writer 's employer 's child 's employee
SELECT count(*) WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x2 .
?x2 ns:business.employer.employees/ns:business.employment_tenure.person ?x3 .
?x3 ns:film.writer.film M0 .
M1 ns:film.film.starring/ns:film.performance.actor ?x0 .
M1 ns:film.film.starring/ns:film.performance.actor M2
}