question: What nationality is Infanta Mariana Victoria Of Portugal's mother?
context: [["Infanta Maria Doroteia of Portugal", ["Maria Doroteia of Braganza (\"Maria Francisca Doroteia Josefa Ant\u00f3nia Gertrudes Rita Joana Efig\u00e9nia\"; 21 September 1739 \u2013 14 January 1771), was a Portuguese \"infanta\" daughter of King Joseph I of Portugal and his wife Mariana Victoria of Spain."]], ["Philip, Prince of Portugal", ["Filipe, Prince of Portugal( 25 March 1533 \u2013 29 April 1539), was the Prince of Portugal from 1537 to his death in 1539.", "He was the sixth child son of king John III of Portugal and Catherine of Austria.", "In 1537, he succeeded his brother Prince Manuel as Prince of Portugal, after his premature death.", "However, after his own premature death, two years later, after reaching six years old, his younger brother Infante Jo\u00e3o Manuel became the next Prince of Portugal."]], ["Infanta Benedita of Portugal", ["Maria Benedita of Braganza (\"Maria Francisca Benedita Ana Isabel Ant\u00f3nia Louren\u00e7a In\u00e1cia Teresa Gertrudes Rita Rosa\"; 25 July 1746 \u2013 18 August 1829) was a Portuguese \"infanta\" and the youngest daughter of King Joseph I of Portugal and his wife Mariana Victoria of Spain."]], ["Afonso, Prince of Portugal (1526)", ["Afonso, Prince of Portugal was the first son of king John III of Portugal and his queen, Catherine of Austria.", "He was the Prince of Portugal but died in the same year he was born, in 1526."]], ["Infanta Maria Ana Francisca of Portugal", ["Maria Ana Francisca of Braganza(\" Maria Ana Francisca Josefa Rita Joana\"; 7 October 1736 \u2013 16 May 1813), was a Portuguese\" infanta\" daughter of King Joseph I of Portugal and his wife Mariana Victoria of Spain."]], ["Princess Helena Victoria of Schleswig-Holstein", ["Princess Helena Victoria of Schleswig-Holstein (Victoria Louise Sophia Augusta Amelia Helena; 3 May 1870 \u2013 13 March 1948) was a granddaughter of Queen Victoria of the United Kingdom.", "From 1917 her name was simply Princess Helena Victoria."]], ["Maria I of Portugal", ["Dona Maria I (English: \"Mary I\"; 17 December 1734 \u2013 20 March 1816)", "was Queen of Portugal from 1777 until her death in 1816.", "Known as Maria the Pious in Portugal and Maria the Mad in Brazil, she was the first undisputed queen regnant of Portugal and the first monarch of Brazil.", "With Napoleon's European conquests, her court, then under the direction of her son Jo\u00e3o, the Prince Regent, moved to Brazil, then a Portuguese colony.", "Later on, Brazil would be elevated from the rank of a colony to that of a kingdom, with the consequential formation of the United Kingdom of Portugal, Brazil and the Algarves."]], ["Isabel of Coimbra", ["Infanta Isabel of Coimbra( Isabella of Portugal)", "( 1 March 1432 \u2013 2 December 1455) was a Portuguese infanta and a queen consort of Portugal as the first spouse of King Afonso V of Portugal."]], ["Infanta Mariana Victoria of Portugal", ["Mariana Victoria of Portugal (or of Braganza;", "Portuguese: Mariana Vit\u00f3ria;", "full name: \"Mariana Vit\u00f3ria Josefa Francisca Xavier de Paula Antonieta Joana Domingas Gabriela de Bragan\u00e7a\"; or ; 15 December 1768 \u2013 2 November 1788) was a Portuguese \"Infanta\" (princess), the eldest daughter of Queen Maria I of Portugal and her king-consort, Infante Pedro of Portugal."]], ["Manuel, Prince of Portugal (1531\u20131537)", ["Manuel, Prince of Portugal( 11 November 1531 \u2013 14 April 1537), was the Prince of Portugal from 1535 to his death in 1537.", "He was the fifth child son of king John III of Portugal and Catherine of Austria.", "In 1535, his father officially designated him as Prince of Portugal, taking the place of his eldest sister Infanta Maria Manuela.", "However, after his premature death at five years old, his younger brother Infante Filipe became the next Prince of Portugal."]]]
supporting_facts: [["Infanta Mariana Victoria of Portugal", 2], ["Maria I of Portugal", 4]]
evidences: [["Mariana Victoria of Portugal", "mother", "Maria I of Portugal"], ["Maria I of Portugal", "country of citizenship", "Kingdom of Portugal"]]
answer: Kingdom of Portugal