question: Was M1 a film that was executive produced by M3 and was executive produced by M0 's cinematographer
query: SELECT count(*) WHERE {
  ?x0 ns:film.cinematographer.film M0 .
  M1 a ns:film.film .
  M1 ns:film.film.executive_produced_by ?x0 .
  M1 ns:film.film.executive_produced_by M3
  }