Did M2 employ a character that executive produced and wrote M1
SELECT count(*) WHERE {
?x0 a ns:fictional_universe.fictional_character .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.writer.film M1 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0
}