Was a Chinese film producer whose male child married M1 M2
SELECT count(*) WHERE {
?x0 ns:people.person.gender ns:m.05zppz .
?x0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M1 .
FILTER ( ?x0 != M1 ) .
M2 a ns:film.producer .
M2 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x0 .
M2 ns:people.person.nationality ns:m.0d05w3
}