What cinematographer and editor of M0 , M1 , and M2 was a screenwriter 's employer 's employee
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.cinematographer.film M0 .
?x0 ns:film.cinematographer.film M1 .
?x0 ns:film.cinematographer.film M2 .
?x0 ns:film.editor.film M0 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person ?x2 .
?x2 a ns:film.writer
}