Was M3 directed by M4 and M5 and executive produced by a Italian film editor that M1 was edited by
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:film.editor.film M1 .
?x0 ns:people.person.nationality ns:m.03rjj .
M3 ns:film.film.directed_by M4 .
M3 ns:film.film.directed_by M5 .
M3 ns:film.film.executive_produced_by ?x0
}