Did a film editor play M1 , play M2 , and play M3 , M4 , M5 , and M6
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:film.actor.film/ns:film.performance.character M1 .
?x0 ns:film.actor.film/ns:film.performance.character M2 .
?x0 ns:film.actor.film/ns:film.performance.character M3 .
?x0 ns:film.actor.film/ns:film.performance.character M4 .
?x0 ns:film.actor.film/ns:film.performance.character M5 .
?x0 ns:film.actor.film/ns:film.performance.character M6
}