Was M0 's founder M1 's sequel 's director , cinematographer , and editor
SELECT count(*) WHERE {
?x0 ns:film.cinematographer.film ?x1 .
?x0 ns:film.director.film ?x1 .
?x0 ns:film.editor.film ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M0 .
?x1 ns:film.film.prequel M1
}