question: What was executive produced by M0 , written by M1 , and produced by M2
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.executive_produced_by M0 .
  ?x0 ns:film.film.produced_by|ns:film.film.production_companies M2 .
  ?x0 ns:film.film.written_by M1
  }