Did M3 produce a film that starred and was edited by M1 and M2 and executive produce M4
SELECT count(*) WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.edited_by M1 .
?x0 ns:film.film.edited_by M2 .
?x0 ns:film.film.starring/ns:film.performance.actor M1 .
?x0 ns:film.film.starring/ns:film.performance.actor M2 .
M3 ns:film.producer.films_executive_produced M4 .
M3 ns:film.producer.film|ns:film.production_company.films ?x0
}