Was M1 written by M3 , M4 , M5 , and M6 , executive produced by M2 , and edited by M0 's child
SELECT count(*) WHERE {
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M0 .
M1 ns:film.film.edited_by ?x0 .
M1 ns:film.film.executive_produced_by M2 .
M1 ns:film.film.written_by M3 .
M1 ns:film.film.written_by M4 .
M1 ns:film.film.written_by M5 .
M1 ns:film.film.written_by M6
}