What film editor that M0 and M1 were executive produced and edited by was a editor of M2
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:film.producer.films_executive_produced M1
}