question: What film editor that founded and was employed by M1 played M2 and M3
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.editor .
  ?x0 ns:film.actor.film/ns:film.performance.character M2 .
  ?x0 ns:film.actor.film/ns:film.performance.character M3 .
  ?x0 ns:organization.organization_founder.organizations_founded M1 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1
  }