Was a British female cinematographer that edited M2 and M3 M0
SELECT count(*) WHERE {
M0 a ns:film.cinematographer .
M0 ns:film.editor.film M2 .
M0 ns:film.editor.film M3 .
M0 ns:people.person.gender ns:m.02zsn .
M0 ns:people.person.nationality ns:m.07ssc
}