Was a screenwriter 's child influenced by M0 , influenced by M1 , and influenced by M2 's sibling
SELECT count(*) WHERE {
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by M0 .
?x0 ns:influence.influence_node.influenced_by M1 .
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x2 .
?x1 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 M2 .
?x2 a ns:film.writer .
FILTER ( ?x1 != M2 )
}