question: Was M1 a character that was employed by M3 and M4 , was employed by M5 , and founded a company
query: SELECT count(*) WHERE {
  ?x0 a ns:business.employer .
  M1 a ns:fictional_universe.fictional_character .
  M1 ns:organization.organization_founder.organizations_founded ?x0 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M5
  }