question: Which male person wrote M1 , M2 , M3 , M4 , and M5 and wrote M6 and M7
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:film.writer.film M1 .
  ?x0 ns:film.writer.film M2 .
  ?x0 ns:film.writer.film M3 .
  ?x0 ns:film.writer.film M4 .
  ?x0 ns:film.writer.film M5 .
  ?x0 ns:film.writer.film M6 .
  ?x0 ns:film.writer.film M7 .
  ?x0 ns:people.person.gender ns:m.05zppz
  }