question: Was a Swedish screenwriter that was influenced by M2 , was influenced by M3 , and was influenced by M4 M0
query: SELECT count(*) WHERE {
  M0 a ns:film.writer .
  M0 ns:influence.influence_node.influenced_by M2 .
  M0 ns:influence.influence_node.influenced_by M3 .
  M0 ns:influence.influence_node.influenced_by M4 .
  M0 ns:people.person.nationality ns:m.0d0vqn
  }