question: Were M3 and M6 directed by M4 and M5 and produced by a cinematographer that M1 and M2 influenced
query: SELECT count(*) WHERE {
  ?x0 a ns:film.cinematographer .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:influence.influence_node.influenced_by M2 .
  M3 ns:film.film.directed_by M4 .
  M3 ns:film.film.directed_by M5 .
  M3 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M6 ns:film.film.directed_by M4 .
  M6 ns:film.film.directed_by M5 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0
  }