Was M1 founded by a film distributor 's founder , founded by M2 , and founded by M3
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x1 a ns:film.film_distributor .
M1 ns:organization.organization.founders ?x0 .
M1 ns:organization.organization.founders M2 .
M1 ns:organization.organization.founders M3
}