Was M1 's sequel 's sequel directed and produced by M0 's employee
SELECT count(*) WHERE {
?x0 ns:film.film.directed_by ?x1 .
?x0 ns:film.film.prequel ?x2 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x2 ns:film.film.prequel M1
}