What did a film producer write , M0 executive produce , and M2 's editor write
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.executive_produced_by M0 .
?x0 ns:film.film.written_by ?x1 .
?x0 ns:film.film.written_by ?x2 .
?x1 a ns:film.producer .
?x2 ns:film.editor.film M2
}