Was a actor that M2 and M3 were founded by and employed M0
SELECT count(*) WHERE {
M0 a ns:film.actor .
M0 ns:organization.organization_founder.organizations_founded M2 .
M0 ns:organization.organization_founder.organizations_founded M3 .
M0 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
M0 ns:people.person.employment_history/ns:business.employment_tenure.company M3
}