question: Did M2 influence M3 , influence M4 , marry a film producer , and influence M0 's director
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M0 .
  ?x1 a ns:film.producer .
  FILTER ( M2 != ?x1 ) .
  M2 ns:influence.influence_node.influenced ?x0 .
  M2 ns:influence.influence_node.influenced M3 .
  M2 ns:influence.influence_node.influenced M4 .
  M2 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x1
  }