question: Who is Fernando Rodríguez De Castro's paternal grandfather?
context: [["Stephanie Alfonso of Castile", ["Stephanie Alfonso of Castile( 1139/1148 \u2013 1 July 1180), also known as Stephanie the Unfortunate(\" Estefan\u00eda la Desdichada\"), was an illegitimate daughter of Alfonso VII of Le\u00f3n and Castile and Urraca Fern\u00e1ndez de Castro, widow of Count Rodrigo Mart\u00ednez.", "She was married to Fernando Rodr\u00edguez de Castro, which earned her the sobriquet,\" the Unfortunate\"."]], ["Hector de Castro", ["Hector de Castro( 1849 \u2013 January 30, 1909) was an Ottoman born American businessman and diplomat.", "Born in Constantinople, de Castro was educated in Paris and Vienna.", "He emigrating to the United States and was naturalized in 1885.", "He became Vice President of the American Cable Company.", "Resigned from American Cable Company in 1890 to accept position as Secretary of the Intercontinental Railroad Commission In 1890, de Castro married Grace Aldrich of New York.", "The couple had no children.", "In 1897, de Castro was appointed United States General Consul in Rome.", "Mrs. de Castro died in January 1908 and de Castro transferred to the General Consul position in Zurich in June the same year.", "De Castro died from nephritis on January 30, 1909.", "He was buried in Rome."]], ["Fernando Rodr\u00edguez (swimmer)", ["Fernando Rodr\u00edguez( born 8 February 1963) is a Peruvian swimmer.", "He competed in three events at the 1984 Summer Olympics."]], ["Rodrigo Fern\u00e1ndez de Castro", ["Rodrigo Fern\u00e1ndez de Castro (died after 1144), called the Bald (\"el Calvo\"), was a Castilian nobleman and soldier.", "One of the founders of the House of Castro, he was the second son of Fernando Garc\u00eda de Hita and Tegridia (or Trigidia), sister or aunt of Count Rodrigo Mart\u00ednez and relative of the Ans\u00farez family.", "His paternal grandfather may have been Garc\u00eda Ord\u00f3\u00f1ez, who died at the battle of Ucl\u00e9s in 1108."]], ["Fernando Rodr\u00edguez de Castro", ["Fernando Rodr\u00edguez (or Fern\u00e1n Ruiz) de Castro  (1125\u20131185) was a Castilian nobleman, statesman and military leader who made his career in Le\u00f3n.", "He was the leader of the House of Castro during the civil wars that followed the death of Sancho III of Castile and the succession of the infant Alfonso VIII.", "He was nicknamed el Castellano (\"the Castilian\") in Le\u00f3n and el Leon\u00e9s (\"the Leonese\") in Castile.", "Fernando was the eldest son of Rodrigo Fern\u00e1ndez de Castro and his wife, Eilo \u00c1lvarez.", "He led the Castro family in their dispute with the House of Lara over the custody and regency of the young Alfonso VIII after Sancho III's death in August 1158.", "Early in 1160 the Laras managed to exile him to the court of Ferdinand II of Le\u00f3n.", "He returned to Castile in March with an army and defeated the Laras at the Battle of Lobregal, where his erstwhile father-in-law, Osorio Mart\u00ednez, was killed fighting alongside his enemies, and Nu\u00f1o P\u00e9rez de Lara was captured.", "Nonetheless, he was unable to reestablish himself in his homeland.", "Shortly after 1160, with a mixed force of Christians and Muslims, Fernando besieged the recently founded city of Ciudad Rodrigo.", "Ferdinand II, with the militias of Salamanca and Zamora, came to its relief.", "Fernando was soon reconciled to the king of Le\u00f3n, who appointed him governor first of Cu\u00e9llar, Due\u00f1as, Salamanca, Toro, Valladolid, and Zamora, and later of Asturias and Benavente.", "He served Ferdinand II as majordomo, the highest court official in power, on two occasions: between 15 August 1162 and 6 September 1164 and between 19 October 1165 and 15 May 1166.", "In 1162 Ferdinand II conquered Toledo from Castile and placed it in the hands of Fernando Rodr\u00edguez as governor.", "Toledo remained a Leonese possession until 1166.", "In 1164 Fernando returned to Castile a second time with an army and killed Manrique P\u00e9rez de Lara in the Battle of Huete (June/July).", "In 1168 he was appointed \"alcalde\" in the city of Le\u00f3n, and controlled the city's fortifications (\"tenente turris Legionisheld the towers of Le\u00f3n\") until 1182.", "In the early summer of 1169, the Portuguese freebooter Gerald the Fearless took the city of Badajoz after a long siege, but the garrison took refuge in the \"alcazaba\", the siege of which continued.", "Seeing an opportunity to add to his domains the chief city of the region at the expense of both his Muslim and Christian enemies, Afonso I of Portugal came with an army to Badajoz to relieve Gerald.", "This provoked the opposition of Ferdinand of Le\u00f3n, who claimed Badajoz as his own and came south with an army at the request of the Almohad caliph Abu Yaqub Yusuf, who had already sent a contingent of 500 cavalry to assist the garrison.", "Fernando Rodr\u00edguez, then majordomo, was one of the Leonese leaders on this expedition.", "The besieging Portuguese were themselves besieged by the Leonese and fighting broke out in the streets.", "While trying to flee, Afonso was caught on the hinge of a gate and flung from his horse, breaking his leg.", "He was captured by Ferdinand's men, while Fernando captured Gerald.", "After the m\u00eal\u00e9e the Leonese had control of the town and the \"alcazaba\", which they soon relinquished to their Muslim allies.", "Several of Gerald's conquests were ceded to purchase his freedom.", "Ferdinand retained C\u00e1ceres, but Trujillo, Mont\u00e1nchez, Santa Cruz de la Sierra, and Monfrag\u00fce he gave to Fernando Ruiz.", "Fernando thus established a semi-independent lordship between the Tagus and Guadiana rivers, with his seat at Trujillo.", "In 1171 he was granted the \"infantaticum\" of Le\u00f3n.", "Between 1172 and 1175 Fernando held Mayorga and Melgar de Arriba from the Crown, both had been fiefs of Osorio Mart\u00ednez.", "He was for the remainder of his career a frequent attendee at both the Leonese and Castilian courts.", "The \"Annales compostellani\" record Fernando's death in the year 1185, sometime after August 16."]], ["Fernando Rodr\u00edguez (boxer)", ["Fernando Rodr\u00edguez( born May 15, 1989 in Dallas, Texas) is a Mexican American professional boxer in the Welterweight division."]], ["Fernando Rodr\u00edguez de Castro (died 1304)", ["Fernando Rodr\u00edguez de Castro( died 1304), was a Galician noble and a member of the House of Castro.", "He was the son of Esteban Fern\u00e1ndez de Castro, Lord of Lemos and Sarria, and Alzonza Rodr\u00edguez de Le\u00f3n.", "His paternal grandparents were Fernando Guti\u00e9rrez de Castro and Emilia Iniguez de Mendoza.", "His maternal grandparents were Rodrigo Alfonso de Le\u00f3n, son of Alfonso IX of Le\u00f3n, and Ines Rodr\u00edguez Cabrera.", "Following the death of his father, Esteban Fern\u00e1ndez de Castro, Fernando became Lord of Lemos and Sarria.", "In 1293, he married Violante S\u00e1nchez of Castile, illegitimate daughter of Sancho IV of Castile.", "He was one of the most powerful and influential nobles of Galicia, like most members of the House of Castro.", "In 1304, Fernando took up arms against Ferdinand IV of Castile, by attacking Philip of Castile, who was in Galicia besieging the fortress of Monforte de Lemos.", "Fernando's advisers tried to persuade him to reach a peace agreement with the Felipe, who was brother of Violente S\u00e1nchez of Castile, his wife.", "However, no agreement was reached and Fernando Rodriguez de Castro was killed in the ensuing battle."]], ["Gutierre Rodr\u00edguez de Castro", ["Gutierre Rodr\u00edguez de Castro also known as Gutierre Ruiz de Castro and nicknamed el Escalabrado( died) was a Castilian nobleman, member of the House of Castro as the son of Rodrigo Fern\u00e1ndez de Castro and his wife Elo \u00c1lvarez, daughter of \u00c1lvar F\u00e1\u00f1ez and his wife Mayor P\u00e9rez, daughter of Count Pedro Ans\u00farez."]], ["Pedro Fern\u00e1ndez de Castro", ["Pedro Fern\u00e1ndez de Castro( Algeciras, 1342), nicknamed\" el de la Guerra\"('of the War'), was a powerful Galician noble and military figure of the House of Castro, descended by illegitimate lines from the kings of Castile- Leon- Galicia.", "Pedro Fernandez de Castro was Lord(\" Se\u00f1or\") of Lemos and Sarria and served as\" mayordomo mayor\"( lord steward) of Alfonso XI of Castile,\" adelantado de la frontera\"( governor) of Andalusia, Galicia and Murcia and\" pertiguero mayor\"( a title similar to the French Vidame) of the lands of Santiago.", "He was the father of Fernando Ruiz de Castro(\" toda la lealtad de Espa\u00f1a\"), Queen Juana de Castro( wife of Peter of Castile), the controversial In\u00eas de Castro( consort King Peter I of Portugal) and \u00c1lvaro Pires de Castro."]], ["Pedro Fern\u00e1ndez de Castro (died 1214)", ["Pedro Fern\u00e1ndez de Castro\" the Castilian\"( 18 August, 1214, Morocco) was a Castilian nobleman, son of Fernando Rodr\u00edguez de Castro and Estefan\u00eda Alfonso la Desdichada( Stephanie\" The Unfortunate\").", "He inherited the\" Infantazgo\" of Le\u00f3n from his parents and was\" mayordomo mayor\" of Fernando II and his son Alfonso IX of Le\u00f3n."]]]
supporting_facts: [["Fernando Rodr\u00edguez de Castro", 3], ["Rodrigo Fern\u00e1ndez de Castro", 1]]
evidences: [["Fernando Rodr\u00edguez (or Fern\u00e1n Ruiz) de Castro", "father", "Rodrigo Fern\u00e1ndez de Castro"], ["Rodrigo Fern\u00e1ndez de Castro", "father", "Fernando Garc\u00eda de Hita"]]
answer: Fernando García de Hita