question: Who was influenced by M1 and M2 , influenced by M3 's actor , and influenced by M4 's Mexican employee
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 ?x2 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:influence.influence_node.influenced_by M2 .
  ?x1 ns:film.actor.film/ns:film.performance.character M3 .
  ?x2 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
  ?x2 ns:people.person.nationality ns:m.0b90_r
  }