Which film producer that a screenwriter was influenced by was M1 's sequel 's editor and producer
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.editor.film ?x1 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
?x0 ns:influence.influence_node.influenced ?x2 .
?x1 ns:film.film.prequel M1 .
?x2 a ns:film.writer
}