What screenwriter was influenced by a editor of M1 and influenced by M2 's editor
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.writer .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by ?x2 .
?x1 ns:film.editor.film M1 .
?x2 ns:film.editor.film M2
}