What did M4 's employee executive produce , M0 and M1 executive produce , and M2 and M3 write
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.executive_produced_by ?x1 .
?x0 ns:film.film.executive_produced_by M0 .
?x0 ns:film.film.executive_produced_by M1 .
?x0 ns:film.film.written_by M2 .
?x0 ns:film.film.written_by M3 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M4
}