What actor that M1 influenced and M4 's star influenced did M2 and M3 influence
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.actor .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by M1 .
?x0 ns:influence.influence_node.influenced_by M2 .
?x0 ns:influence.influence_node.influenced_by M3 .
?x1 ns:film.actor.film/ns:film.performance.film M4
}