question: Was M1 's Canadian American Italian employee M0
query: SELECT count(*) WHERE {
  M0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
  M0 ns:people.person.nationality ns:m.03rjj .
  M0 ns:people.person.nationality ns:m.09c7w0 .
  M0 ns:people.person.nationality ns:m.0d060g
  }