question: Which male person executive produced M1 , M2 , M3 , M4 , and M5 and directed M7 's prequel
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:film.director.film ?x1 .
  ?x0 ns:film.producer.films_executive_produced 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.films_executive_produced M5 .
  ?x0 ns:people.person.gender ns:m.05zppz .
  ?x1 ns:film.film.sequel M7
  }