Which production company was a French cinematographer 's employer
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.production_company .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x1 a ns:film.cinematographer .
?x1 ns:people.person.nationality ns:m.0f8l9c
}