question: What actor employed by M3 influenced M1 and M2 and was influenced by M4 , M5 , and M6
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.actor .
  ?x0 ns:influence.influence_node.influenced M1 .
  ?x0 ns:influence.influence_node.influenced M2 .
  ?x0 ns:influence.influence_node.influenced_by M4 .
  ?x0 ns:influence.influence_node.influenced_by M5 .
  ?x0 ns:influence.influence_node.influenced_by M6 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M3
  }