Was a screenwriter that M2 and M3 were founded by and M4 , M5 , and M6 were founded by M0
SELECT count(*) WHERE {
M0 a ns:film.writer .
M0 ns:organization.organization_founder.organizations_founded M2 .
M0 ns:organization.organization_founder.organizations_founded M3 .
M0 ns:organization.organization_founder.organizations_founded M4 .
M0 ns:organization.organization_founder.organizations_founded M5 .
M0 ns:organization.organization_founder.organizations_founded M6
}