Were M1 , M2 , M3 , and M4 directed and written by a company 's employee
SELECT count(*) WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 a ns:business.employer .
M1 ns:film.film.directed_by ?x0 .
M1 ns:film.film.written_by ?x0 .
M2 ns:film.film.directed_by ?x0 .
M2 ns:film.film.written_by ?x0 .
M3 ns:film.film.directed_by ?x0 .
M3 ns:film.film.written_by ?x0 .
M4 ns:film.film.directed_by ?x0 .
M4 ns:film.film.written_by ?x0
}