Was a film editor that M1 was edited and written by a French director of M3
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:film.director.film M3 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.nationality ns:m.0f8l9c
}