Were M4 , M5 , and M6 written by a male German screenwriter that directed and wrote M1
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x0 ns:film.director.film M1 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.gender ns:m.05zppz .
?x0 ns:people.person.nationality ns:m.0345h .
M4 ns:film.film.written_by ?x0 .
M5 ns:film.film.written_by ?x0 .
M6 ns:film.film.written_by ?x0
}