question: What did a cinematographer executive produce and M1 's actor write
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x0 ns:film.film.written_by ?x2 .
  ?x1 a ns:film.cinematographer .
  ?x2 ns:film.actor.film/ns:film.performance.character M1
  }