Which Canadian film producer did M3 's female sibling 's employer employ and M1 employ
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.producer .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x0 ns:people.person.nationality ns:m.0d060g .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person ?x2 .
?x2 ns:people.person.gender ns:m.02zsn .
?x2 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 M3 .
FILTER ( ?x2 != M3 )
}