question: Were M3 , M5 , M6 , and M7 founded by M4 and founded by M0 's American female founder
query: SELECT count(*) WHERE {
  ?x0 ns:organization.organization_founder.organizations_founded M0 .
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?x0 ns:people.person.nationality ns:m.09c7w0 .
  M3 ns:organization.organization.founders ?x0 .
  M3 ns:organization.organization.founders M4 .
  M5 ns:organization.organization.founders ?x0 .
  M5 ns:organization.organization.founders M4 .
  M6 ns:organization.organization.founders ?x0 .
  M6 ns:organization.organization.founders M4 .
  M7 ns:organization.organization.founders ?x0 .
  M7 ns:organization.organization.founders M4
  }