What did a employee of M0 executive produce and a person produce
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.executive_produced_by ?x1 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x2 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x2 a ns:people.person
}