Was a prequel of M0 executive produced by M1 and M2 and executive produced by M3 's employee and founder
SELECT count(*) WHERE {
?x0 ns:film.film.executive_produced_by ?x1 .
?x0 ns:film.film.executive_produced_by M1 .
?x0 ns:film.film.executive_produced_by M2 .
?x0 ns:film.film.sequel M0 .
?x1 ns:organization.organization_founder.organizations_founded M3 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M3
}