Did a star of M2 and M3 marry M4 's actor , influence M0 , and influence M1
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M2 .
?x0 ns:film.actor.film/ns:film.performance.film M3 .
?x0 ns:influence.influence_node.influenced M0 .
?x0 ns:influence.influence_node.influenced M1 .
?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.actor.film/ns:film.performance.character M4 .
FILTER ( ?x0 != ?x1 )
}