question: Which person that M1 , M2 , and M3 were written by did a film editor influence
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:influence.influence_node.influenced_by ?x1 .
  ?x1 a ns:film.editor
  }