Did a character found M1 , found M2 , and found M3 's producer
SELECT count(*) WHERE {
?x0 a ns:fictional_universe.fictional_character .
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x1 ns:film.producer.film|ns:film.production_company.films M3
}