Did M3 and M4 marry a French British child of M2
SELECT count(*) WHERE {
?x0 ns:people.person.nationality ns:m.07ssc .
?x0 ns:people.person.nationality ns:m.0f8l9c .
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M2 .
FILTER ( M3 != ?x0 ) .
FILTER ( M4 != ?x0 ) .
M3 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x0 .
M4 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x0
}