question: Did M4 , M6 , and M7 employ a male Italian Canadian employee of M0 and employ M5
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.gender ns:m.05zppz .
  ?x0 ns:people.person.nationality ns:m.03rjj .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  M4 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M4 ns:business.employer.employees/ns:business.employment_tenure.person M5 .
  M6 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M6 ns:business.employer.employees/ns:business.employment_tenure.person M5 .
  M7 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M7 ns:business.employer.employees/ns:business.employment_tenure.person M5
  }