Which screenwriter was influenced by M1 and influenced by a actor of M2 and M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.writer .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by M1 .
?x1 ns:film.actor.film/ns:film.performance.character M2 .
?x1 ns:film.actor.film/ns:film.performance.character M3
}