question: Was M4 a film distributor whose founder was influenced by M0 , M1 , M2 , and M3
query: SELECT count(*) WHERE {
  ?x0 ns:influence.influence_node.influenced_by M0 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:influence.influence_node.influenced_by M2 .
  ?x0 ns:influence.influence_node.influenced_by M3 .
  M4 a ns:film.film_distributor .
  M4 ns:organization.organization.founders ?x0
  }