Who was a German cinematographer that directed M3 and directed M4
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.cinematographer .
?x0 a ns:people.person .
?x0 ns:film.director.film M3 .
?x0 ns:film.director.film M4 .
?x0 ns:people.person.nationality ns:m.0345h
}