Did a sibling of M0 executive produce M4 's sequel , write M1 and M2 , and produce M3
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.producer.film|ns:film.production_company.films M3 .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
?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 .
?x1 ns:film.film.prequel M4 .
FILTER ( ?x0 != M0 )
}