question: Was M3 a Japanese male screenwriter 's parent 's male sibling
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x1 .
  ?x1 a ns:film.writer .
  ?x1 ns:people.person.gender ns:m.05zppz .
  ?x1 ns:people.person.nationality ns:m.03_3d .
  FILTER ( M3 != ?x0 ) .
  M3 ns:people.person.gender ns:m.05zppz .
  M3 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
  }