question: Were M2 and M4 executive produced by a screenwriter , directed by M1 's spouse , and produced by M3
query: SELECT count(*) WHERE {
  ?x0 a ns:film.writer .
  ?x1 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M1 .
  FILTER ( ?x1 != M1 ) .
  M2 ns:film.film.directed_by ?x1 .
  M2 ns:film.film.executive_produced_by ?x0 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies M3 .
  M4 ns:film.film.directed_by ?x1 .
  M4 ns:film.film.executive_produced_by ?x0 .
  M4 ns:film.film.produced_by|ns:film.film.production_companies M3
  }