Were M4 , M6 , and M7 directed by a French editor of M1 , M2 , and M3 and executive produced by M5
SELECT count(*) WHERE {
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.editor.film M3 .
?x0 ns:people.person.nationality ns:m.0f8l9c .
M4 ns:film.film.directed_by ?x0 .
M4 ns:film.film.executive_produced_by M5 .
M6 ns:film.film.directed_by ?x0 .
M6 ns:film.film.executive_produced_by M5 .
M7 ns:film.film.directed_by ?x0 .
M7 ns:film.film.executive_produced_by M5
}