What Spanish writer of M0 and M1 influenced a character and was influenced by M2
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.writer.film M0 .
?x0 ns:film.writer.film M1 .
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced_by M2 .
?x0 ns:people.person.nationality ns:m.06mkj .
?x1 a ns:fictional_universe.fictional_character
}