Did M4 marry a Italian film editor whose country of nationality employed M2 and M3
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:people.person.nationality ?x1 .
?x0 ns:people.person.nationality ns:m.03rjj .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
FILTER ( M4 != ?x0 ) .
M4 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x0
}