Was M2 executive produced by a German star of M1 and executive produced by M3 , M4 , and M5
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:people.person.nationality ns:m.0345h .
M2 ns:film.film.executive_produced_by ?x0 .
M2 ns:film.film.executive_produced_by M3 .
M2 ns:film.film.executive_produced_by M4 .
M2 ns:film.film.executive_produced_by M5
}