Did M2 employ a cinematographer that M1 was executive produced by , employ M3 , and employ M4
SELECT count(*) WHERE {
?x0 a ns:film.cinematographer .
?x0 ns:film.producer.films_executive_produced M1 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
M2 ns:business.employer.employees/ns:business.employment_tenure.person M4
}