Did M3 and M4 found a Canadian female cinematographer 's employer
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x1 a ns:film.cinematographer .
?x1 ns:people.person.gender ns:m.02zsn .
?x1 ns:people.person.nationality ns:m.0d060g .
M3 ns:organization.organization_founder.organizations_founded ?x0 .
M4 ns:organization.organization_founder.organizations_founded ?x0
}