question: Was M2 executive produced by a employee of M0 and edited by a film 's editor
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x1 ns:film.editor.film ?x2 .
  ?x2 a ns:film.film .
  M2 ns:film.film.edited_by ?x1 .
  M2 ns:film.film.executive_produced_by ?x0
  }