Was M2 employed by M3 , employed by a employer of a character , and employed by a production company
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x1 a ns:fictional_universe.fictional_character .
?x2 a ns:film.production_company .
M2 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0 .
M2 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
M2 ns:people.person.employment_history/ns:business.employment_tenure.company M3
}