Did a British editor of M4 and M5 found M0 and M1 and found M2
SELECT count(*) WHERE {
?x0 ns:film.editor.film M4 .
?x0 ns:film.editor.film M5 .
?x0 ns:organization.organization_founder.organizations_founded M0 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x0 ns:people.person.nationality ns:m.07ssc
}