question: Did a company employ a Spanish executive producer of M2 and employ M1
query: SELECT count(*) WHERE {
  ?x0 a ns:business.employer .
  ?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
  ?x0 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
  ?x1 ns:film.producer.films_executive_produced M2 .
  ?x1 ns:people.person.nationality ns:m.06mkj
  }