Was M0 's editor and writer employed by M1 , M2 , and M3 , employed by M4 , and employed by M5
SELECT count(*) WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:film.writer.film M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M5
}