Did M6 and M7 star a Chinese editor of M1 , M2 , M3 , M4 , and M5
SELECT count(*) WHERE {
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.editor.film M3 .
?x0 ns:film.editor.film M4 .
?x0 ns:film.editor.film M5 .
?x0 ns:people.person.nationality ns:m.0d05w3 .
M6 ns:film.film.starring/ns:film.performance.actor ?x0 .
M7 ns:film.film.starring/ns:film.performance.actor ?x0
}