What was edited by a editor of M1 and written by a child of M0 's actor
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.written_by ?x2 .
?x1 ns:film.editor.film M1 .
?x2 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x3 .
?x3 ns:film.actor.film/ns:film.performance.character M0
}