Did M2 employ M3 , M4 , and M5 , employ M6 , and employ a Spanish sibling of M0
SELECT count(*) WHERE {
?x0 ns:people.person.nationality ns:m.06mkj .
?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 M0 .
FILTER ( ?x0 != M0 ) .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M5 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M6
}