question: Was a film director that was employed by and founded M2 and M3 a person
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x0 a ns:people.person .
  ?x0 ns:organization.organization_founder.organizations_founded M2 .
  ?x0 ns:organization.organization_founder.organizations_founded M3 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M3
  }