question: Was M1 written by M3 , executive produced by M2 , and produced by M0 's editor and writer
query: SELECT count(*) WHERE {
  ?x0 ns:film.editor.film M0 .
  ?x0 ns:film.writer.film M0 .
  M1 ns:film.film.executive_produced_by M2 .
  M1 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M1 ns:film.film.written_by M3
  }