Were M1 and M4 executive produced by M2 , produced by M3 , and executive produced by a film producer 's founder
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x1 a ns:film.producer .
M1 ns:film.film.executive_produced_by ?x0 .
M1 ns:film.film.executive_produced_by M2 .
M1 ns:film.film.produced_by|ns:film.film.production_companies M3 .
M4 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.executive_produced_by M2 .
M4 ns:film.film.produced_by|ns:film.film.production_companies M3
}