question: Were M2 , M5 , M6 , and M7 written by M3 and M4 and produced by a British director of M1
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M1 .
  ?x0 ns:people.person.nationality ns:m.07ssc .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M2 ns:film.film.written_by M3 .
  M2 ns:film.film.written_by M4 .
  M5 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M5 ns:film.film.written_by M3 .
  M5 ns:film.film.written_by M4 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M6 ns:film.film.written_by M3 .
  M6 ns:film.film.written_by M4 .
  M7 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M7 ns:film.film.written_by M3 .
  M7 ns:film.film.written_by M4
  }