question: Did M2 employ M0 's director , editor , executive producer , and cinematographer and employ a film director 's sibling 's sibling
query: SELECT count(*) WHERE {
  ?x0 ns:film.cinematographer.film M0 .
  ?x0 ns:film.director.film M0 .
  ?x0 ns:film.editor.film M0 .
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x1 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 ?x2 .
  ?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.director .
  FILTER ( ?x1 != ?x2 ) .
  FILTER ( ?x2 != ?x3 ) .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x1
  }