Did a Swedish writer and director of M0 write M1 and M2
SELECT count(*) WHERE {
?x0 ns:film.director.film M0 .
?x0 ns:film.writer.film M0 .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
?x0 ns:people.person.nationality ns:m.0d0vqn
}