Was M2 a film producer whose Canadian spouse married M1 's executive producer
SELECT count(*) WHERE {
?x0 ns:people.person.nationality ns:m.0d060g .
?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 ?x1 .
?x1 ns:film.producer.films_executive_produced M1 .
FILTER ( ?x0 != ?x1 ) .
FILTER ( M2 != ?x0 ) .
M2 a ns:film.producer .
M2 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
}