question: What was a production company whose founder and employee produced M3 , edited M1 , and edited M2
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.production_company .
  ?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
  ?x0 ns:organization.organization.founders ?x1 .
  ?x1 ns:film.editor.film M1 .
  ?x1 ns:film.editor.film M2 .
  ?x1 ns:film.producer.film|ns:film.production_company.films M3
  }