Was a female person a employee of a employer of M2
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.gender ns:m.02zsn .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M2
}