Was M5 founded by a executive producer of M4 and founded by a person that wrote M1 , M2 , and M3
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
?x0 ns:film.writer.film M3 .
?x1 ns:film.producer.films_executive_produced M4 .
M5 ns:organization.organization.founders ?x0 .
M5 ns:organization.organization.founders ?x1
}