Were M2 and M5 edited by M4 , produced by M3 , and edited by M0 's British writer
SELECT count(*) WHERE {
?x0 ns:film.writer.film M0 .
?x0 ns:people.person.nationality ns:m.07ssc .
M2 ns:film.film.edited_by ?x0 .
M2 ns:film.film.edited_by M4 .
M2 ns:film.film.produced_by|ns:film.film.production_companies M3 .
M5 ns:film.film.edited_by ?x0 .
M5 ns:film.film.edited_by M4 .
M5 ns:film.film.produced_by|ns:film.film.production_companies M3
}