question: What was written by a film editor 's sibling , written by M0 , and written by M1 's employee and founder
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.written_by ?x1 .
  ?x0 ns:film.film.written_by ?x2 .
  ?x0 ns:film.film.written_by M0 .
  ?x1 ns:organization.organization_founder.organizations_founded M1 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
  ?x2 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x3 .
  ?x3 a ns:film.editor .
  FILTER ( ?x2 != ?x3 )
  }