Did a screenwriter that was influenced by , married , and influenced M2 write M1
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x0 ns:film.writer.film M1 .
?x0 ns:influence.influence_node.influenced M2 .
?x0 ns:influence.influence_node.influenced_by 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 M2 .
FILTER ( ?x0 != M2 )
}