question: Did a film producer that acquired a production company produce M1
query: SELECT count(*) WHERE {
  ?x0 a ns:film.producer .
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x0 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired ?x1 .
  ?x1 a ns:film.production_company
  }