Were M3 and M4 founded by a cinematographer that edited M1 and directed M2
SELECT count(*) WHERE {
?x0 a ns:film.cinematographer .
?x0 ns:film.director.film M2 .
?x0 ns:film.editor.film M1 .
M3 ns:organization.organization.founders ?x0 .
M4 ns:organization.organization.founders ?x0
}