Did M1 's founder executive produce M0 and produce M2 's prequel
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x1 ns:film.film.sequel M2
}