Was M1 employed by M0 's executive producer 's country of nationality and employed by M2 , M3 , and M4
SELECT count(*) WHERE {
?x0 ^ns:people.person.nationality ?x1 .
?x1 ns:film.producer.films_executive_produced M0 .
M1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0 .
M1 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
M1 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
M1 ns:people.person.employment_history/ns:business.employment_tenure.company M4
}