Did M1 and M6 found a production company , found M2 , and found M3 , M4 , and M5
SELECT count(*) WHERE {
?x0 a ns:film.production_company .
M1 ns:organization.organization_founder.organizations_founded ?x0 .
M1 ns:organization.organization_founder.organizations_founded M2 .
M1 ns:organization.organization_founder.organizations_founded M3 .
M1 ns:organization.organization_founder.organizations_founded M4 .
M1 ns:organization.organization_founder.organizations_founded M5 .
M6 ns:organization.organization_founder.organizations_founded ?x0 .
M6 ns:organization.organization_founder.organizations_founded M2 .
M6 ns:organization.organization_founder.organizations_founded M3 .
M6 ns:organization.organization_founder.organizations_founded M4 .
M6 ns:organization.organization_founder.organizations_founded M5
}