question: Did a Spanish person that executive produced M2 , M3 , and M4 write , produce , and edit M1
query: SELECT count(*) WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.producer.films_executive_produced M2 .
  ?x0 ns:film.producer.films_executive_produced M3 .
  ?x0 ns:film.producer.films_executive_produced M4 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x0 ns:film.writer.film M1 .
  ?x0 ns:people.person.nationality ns:m.06mkj
  }