Was M3 founded by a film editor that M1 and M2 were directed by and written by and founded by M4
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:film.director.film M1 .
?x0 ns:film.director.film M2 .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
M3 ns:organization.organization.founders ?x0 .
M3 ns:organization.organization.founders M4
}