What cinematographer whose employer was founded by M1 and was founded by M2 and M3 directed a film
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.cinematographer .
?x0 ns:film.director.film ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
?x1 a ns:film.film .
?x2 ns:organization.organization.founders M1 .
?x2 ns:organization.organization.founders M2 .
?x2 ns:organization.organization.founders M3
}