Did M1 , M2 , M3 , and M4 edit , direct , and write a sequel of M0
SELECT count(*) WHERE {
?x0 ns:film.film.prequel M0 .
M1 ns:film.director.film ?x0 .
M1 ns:film.editor.film ?x0 .
M1 ns:film.writer.film ?x0 .
M2 ns:film.director.film ?x0 .
M2 ns:film.editor.film ?x0 .
M2 ns:film.writer.film ?x0 .
M3 ns:film.director.film ?x0 .
M3 ns:film.editor.film ?x0 .
M3 ns:film.writer.film ?x0 .
M4 ns:film.director.film ?x0 .
M4 ns:film.editor.film ?x0 .
M4 ns:film.writer.film ?x0
}