question: Were M3 , M4 , M5 , M6 , and M7 founded by a British executive producer of M0 and M1
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:people.person.nationality ns:m.07ssc .
  M3 ns:organization.organization.founders ?x0 .
  M4 ns:organization.organization.founders ?x0 .
  M5 ns:organization.organization.founders ?x0 .
  M6 ns:organization.organization.founders ?x0 .
  M7 ns:organization.organization.founders ?x0
  }