Were M2 and M3 founded by a person 's parent and founded by a film producer
SELECT count(*) WHERE {
?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x1 .
?x1 a ns:people.person .
?x2 a ns:film.producer .
M2 ns:organization.organization.founders ?x0 .
M2 ns:organization.organization.founders ?x2 .
M3 ns:organization.organization.founders ?x0 .
M3 ns:organization.organization.founders ?x2
}