What executive producer of M0 , M1 , M2 , and M3 was influenced by a German employee of M4
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.producer.films_executive_produced M2 .
?x0 ns:film.producer.films_executive_produced M3 .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
?x1 ns:people.person.nationality ns:m.0345h
}