question: Which British founder of a company was M0 's employee
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:organization.organization_founder.organizations_founded ?x1 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.nationality ns:m.07ssc .
  ?x1 a ns:business.employer
  }