Did M3 , M4 , and M5 found a production company whose employee executive produced M2 's sequel and executive produced M1
SELECT count(*) WHERE {
?x0 a ns:film.production_company .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x1 ns:film.producer.films_executive_produced ?x2 .
?x1 ns:film.producer.films_executive_produced M1 .
?x2 ns:film.film.prequel M2 .
M3 ns:organization.organization_founder.organizations_founded ?x0 .
M4 ns:organization.organization_founder.organizations_founded ?x0 .
M5 ns:organization.organization_founder.organizations_founded ?x0
}