Who was a cinematographer that M2 and M3 married
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.cinematographer .
?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 M2 .
?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 M3 .
FILTER ( ?x0 != M2 ) .
FILTER ( ?x0 != M3 )
}