Was M4 a film distributor whose British founder edited M0 , M1 , and M2
SELECT count(*) WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:people.person.nationality ns:m.07ssc .
M4 a ns:film.film_distributor .
M4 ns:organization.organization.founders ?x0
}