Was M3 founded by M4 and M5 , founded by M0 's founder , and founded by M1 's British writer
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded M0 .
?x1 ns:film.writer.film M1 .
?x1 ns:people.person.nationality ns:m.07ssc .
M3 ns:organization.organization.founders ?x0 .
M3 ns:organization.organization.founders ?x1 .
M3 ns:organization.organization.founders M4 .
M3 ns:organization.organization.founders M5
}