Was M0 a Canadian person that edited M2 , M3 , and M4
SELECT count(*) WHERE {
M0 a ns:people.person .
M0 ns:film.editor.film M2 .
M0 ns:film.editor.film M3 .
M0 ns:film.editor.film M4 .
M0 ns:people.person.nationality ns:m.0d060g
}