question: Was a French male Mexican screenwriter 's female sibling 's male parent M5
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?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 ?x1 .
  ?x1 a ns:film.writer .
  ?x1 ns:people.person.gender ns:m.05zppz .
  ?x1 ns:people.person.nationality ns:m.0b90_r .
  ?x1 ns:people.person.nationality ns:m.0f8l9c .
  FILTER ( ?x0 != ?x1 ) .
  M5 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x0 .
  M5 ns:people.person.gender ns:m.05zppz
  }