Were M1 and M3 executive produced by a writer , producer , and executive producer of M0 and executive produced by M2
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:film.producer.film|ns:film.production_company.films M0 .
?x0 ns:film.writer.film M0 .
M1 ns:film.film.executive_produced_by ?x0 .
M1 ns:film.film.executive_produced_by M2 .
M3 ns:film.film.executive_produced_by ?x0 .
M3 ns:film.film.executive_produced_by M2
}