Did M1 's cinematographer 's sibling found a employer of M2 and found M0
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M0 .
?x0 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x2 .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
?x2 ns:film.cinematographer.film M1 .
FILTER ( ?x0 != ?x2 )
}