Did M2 employ a German star and executive producer of M0
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:people.person.nationality ns:m.0345h .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0
}