Please answer the following question: Information: - Blanche of Castile (4 March 1188 27 November 1252) was Queen of France as the wife of Louis VIII. She acted as regent twice during the reign of her son, Louis IX. She was born in Palencia, Spain, 1188, the third daughter of Alfonso VIII, king of Castile, and Eleanor of England. Eleanor was a daughter of Henry II of England and Eleanor of Aquitaine. - Violant or Violante of Aragon, "also known as Yolanda of Aragon" (8 June 12361301), was Queen consort of Castile and Leon from 1252 to 1284 as the wife of King Alfonso X. - Louis IX (25 April 1214 25 August 1270), commonly known as Saint Louis, was King of France from 1226 until his death. Louis was crowned in Reims at the age of 12, following the death of his father Louis VIII the Lion, although his mother, Blanche of Castile, ruled the kingdom until he reached maturity. During Louis's childhood, Blanche dealt with the opposition of rebellious vassals and put an end to the Albigensian crusade which had started 20 years earlier. - Fernando de la Cerda ( 1275 -- 1322 ) was the younger son of Ferdinand de la Cerda , Infante of Castile and his wife Blanche of France . His paternal grandparents were Alfonso X of Castile and Violant of Aragon . His maternal grandparents were Louis IX of France and Marguerite of Provence . His elder brother was Alfonso de la Cerda . - The election of a Holy Roman Emperor or King of Germany was, from at least the 13th century, accomplished by a small body of the greatest princes of the Empire, the Prince-electors. Appointment as Emperor was normally for life. In 1356, the Emperor Charles IV, promulgated the Golden Bull, which became the fundamental law by which all future Kings and Emperors were elected. Prince-electors. The seven electors who chose the Emperor, or, in some cases, the King of the Romans the Emperor's designated heir were: - Reims (also spelt Rheims), a city in the Grand Est region of France, lies east-northeast of Paris. The 2013 census recorded 182,592 inhabitants ("Remoises" (feminine) and "Remois" (masculine)) in the city of Reims proper (the "commune"), and 317,611 inhabitants in the metropolitan area ("aire urbaine"). - Alfonso X (also occasionally Alphonso X, Alphonse X, or Alfons X, 23 November 1221 4 April 1284), called the Wise, was the King of Castile, Leon and Galicia from 30 May 1252 until his death. During the Imperial election of 1257, a dissident faction chose him to be King of the Romans on 1 April. He renounced his imperial claim in 1275, and in creating an alliance with England in 1254, his claim on Gascony as well. - The Albigensian Crusade or Cathar Crusade (12091229) was a 20-year military campaign initiated by Pope Innocent III to eliminate Catharism in Languedoc, in the south of France. The Crusade was prosecuted primarily by the French crown and promptly took on a political flavour, resulting in not only a significant reduction in the number of practising Cathars, but also a realignment of the County of Toulouse, bringing it into the sphere of the French crown and diminishing the distinct regional culture and high level of influence of the Counts of Barcelona. What object entity has the relation of 'country of citizenship' with the subject 'ferdinand de la cerda'? Choices: - aragon - england - france - galicia - germany - spain
Answer:
spain