What Canadian film editor that M3 's prequel was written by influenced M1
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.editor .
?x0 ns:film.writer.film ?x1 .
?x0 ns:influence.influence_node.influenced M1 .
?x0 ns:people.person.nationality ns:m.0d060g .
?x1 ns:film.film.sequel M3
}