question: Was a person 's spouse 's male spouse 's country of nationality M2
query: 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 ?x1 .
  ?x1 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x2 .
  ?x2 a ns:people.person .
  FILTER ( ?x0 != ?x1 ) .
  FILTER ( ?x1 != ?x2 ) .
  M2 ^ns:people.person.nationality ?x0
  }