question: What did M0 's star 's actor produce
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
  ?x1 ns:film.actor.film/ns:film.performance.character ?x2 .
  ?x2 ns:film.actor.film/ns:film.performance.film M0
  }