Was M3 executive produced by a French cinematographer and edited by M2 's editor
SELECT count(*) WHERE {
?x0 a ns:film.cinematographer .
?x0 ns:people.person.nationality ns:m.0f8l9c .
?x1 ns:film.editor.film M2 .
M3 ns:film.film.edited_by ?x1 .
M3 ns:film.film.executive_produced_by ?x0
}