question: What production company whose founder founded M2 was founded by M1
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.production_company .
  ?x0 ns:organization.organization.founders ?x1 .
  ?x0 ns:organization.organization.founders M1 .
  ?x1 ns:organization.organization_founder.organizations_founded M2
  }