Was M4 a film producer whose sibling influenced M0 and was influenced by a founder of M1 , M2 , and M3
SELECT count(*) WHERE {
?x0 ns:influence.influence_node.influenced M0 .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x1 ns:organization.organization_founder.organizations_founded M1 .
?x1 ns:organization.organization_founder.organizations_founded M2 .
?x1 ns:organization.organization_founder.organizations_founded M3 .
FILTER ( M4 != ?x0 ) .
M4 a ns:film.producer .
M4 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 ?x0
}