question: Which Spanish film producer was M2 's British male producer
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.producer.film|ns:film.production_company.films M2 .
  ?x0 ns:people.person.gender ns:m.05zppz .
  ?x0 ns:people.person.nationality ns:m.06mkj .
  ?x0 ns:people.person.nationality ns:m.07ssc
  }