question: Who influenced M1 , influenced M2 , M3 , and M4 , and was influenced by a male director of M6
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:influence.influence_node.influenced M1 .
  ?x0 ns:influence.influence_node.influenced M2 .
  ?x0 ns:influence.influence_node.influenced M3 .
  ?x0 ns:influence.influence_node.influenced M4 .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x1 ns:film.director.film M6 .
  ?x1 ns:people.person.gender ns:m.05zppz
  }