Was M1 's male producer 's sibling employed by M0 and employed by a film producer
SELECT count(*) WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x0 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x2 .
?x1 a ns:film.producer .
?x2 ns:film.producer.film|ns:film.production_company.films M1 .
?x2 ns:people.person.gender ns:m.05zppz .
FILTER ( ?x0 != ?x2 )
}