Was M0 a film director that edited , wrote , and directed M1 and M2
SELECT count(*) WHERE {
M0 ns:film.director.film M1 .
M0 ns:film.director.film M2 .
M0 ns:film.editor.film M1 .
M0 ns:film.editor.film M2 .
M0 ns:film.writer.film M1 .
M0 ns:film.writer.film M2
}