question: Who was influenced by a Swedish actor of M6 , influenced by M1 , M2 , and M3 , and influenced by M4
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:influence.influence_node.influenced_by M2 .
  ?x0 ns:influence.influence_node.influenced_by M3 .
  ?x0 ns:influence.influence_node.influenced_by M4 .
  ?x1 ns:film.actor.film/ns:film.performance.character M6 .
  ?x1 ns:people.person.nationality ns:m.0d0vqn
  }