Were M2 , M3 , and M4 founded by a female founder of a employer of M1
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:people.person.gender ns:m.02zsn .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
M2 ns:organization.organization.founders ?x0 .
M3 ns:organization.organization.founders ?x0 .
M4 ns:organization.organization.founders ?x0
}