Did M3 and M5 star M4 , star a employee of M0 , and star a Swedish person
SELECT count(*) WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x1 a ns:people.person .
?x1 ns:people.person.nationality ns:m.0d0vqn .
M3 ns:film.film.starring/ns:film.performance.actor ?x0 .
M3 ns:film.film.starring/ns:film.performance.actor ?x1 .
M3 ns:film.film.starring/ns:film.performance.actor M4 .
M5 ns:film.film.starring/ns:film.performance.actor ?x0 .
M5 ns:film.film.starring/ns:film.performance.actor ?x1 .
M5 ns:film.film.starring/ns:film.performance.actor M4
}