Who did a German executive producer of M1 and M2 marry
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x1 .
?x1 ns:film.producer.films_executive_produced M1 .
?x1 ns:film.producer.films_executive_produced M2 .
?x1 ns:people.person.nationality ns:m.0345h .
FILTER ( ?x0 != ?x1 )
}