question: Where did Boris, Prince Of Turnovo's father graduate from?
context: [["Kardam, Prince of Turnovo", ["Kardam, Prince of Tarnovo, Duke of Saxony (2 December 1962 \u2013 7 April 2015) was the eldest son of King Simeon II of Bulgaria and", "his wife \"Do\u00f1a\" Margarita G\u00f3mez-Acebo y Cejuela.", "Kardam was born after the abolition of the Bulgarian monarchy.", "As such, it was only by courtesy that he was sometimes styled as if being a crown prince.", "He was known also as Kardam of Bulgaria and Kardam of Tarnovo, the latter being the title of the heir apparent of the Bulgarian throne.", "He was born in Madrid, was baptised into the Orthodox faith and had a master's degree in Agricultural Economics from Penn State University."]], ["Desislava of Bulgaria", ["Desislava of Bulgaria was daughter of Tsar Ivan Alexander of Bulgaria and his second wife Theodora, a converted Jewish woman."]], ["Maria Palaiologina Kantakouzene", ["Maria Palaiologina Kantakouzene  was a Byzantine princess, niece of emperor Michael VIII Palaiologos, and empress consort of Constantine Tikh of Bulgaria and Ivaylo of Bulgaria.", "She is the most powerful Empress of Bulgaria, ruling as a regent from 1271 to 1279."]], ["Boris, Prince of Turnovo", ["Boris, Prince of Turnovo, Duke of Saxony (born 12 October 1997 in Madrid), is the elder son of Kardam, Prince of Turnovo, and the grandson of former Tsar Simeon II of Bulgaria.", "He is, after the death of his father on 7 April 2015, first in line of succession to the defunct Bulgarian throne.", "Boris, who has maintained close relations with the Spanish royal family since his father's death, speaks Spanish, English, French and some Bulgarian.", "He is an artist, devoted to sculpture, plays the guitar and was educated at the \"Lyc\u00e9e Fran\u00e7ais Moli\u00e8re\" in Villanueva de la Ca\u00f1ada in the vicinity of Madrid.", "He chose to complete his baccalaureate studies in Austria."]], ["Boris Vasilchikov", ["Prince Boris Aleksandrovich Vasilchikov( 1863, Vybiti, Novgorod Governorate \u2013 1931, Menton) \u2014 Russian politician."]], ["Kiril, Prince of Preslav", ["Prince Kyril of Bulgaria, Prince of Preslav (Kyril Heinrich Franz Ludwig Anton Karl Philipp; 17 November 1895 \u2013 1 February 1945) was the second son of Ferdinand I of Bulgaria and his first wife Marie Louise of Bourbon-Parma.", "He was a younger brother of Boris III of Bulgaria and a prince regent of the Kingdom of Bulgaria from 1943 to 1944."]], ["Maria (wife of Boris I of Bulgaria)", ["Maria( Bulgarian: \u041c\u0430\u0440\u0438\u044f) was a Bulgarian royal consort as the wife of the Knyaz Boris I of Bulgaria.", "Her parents are unknown.", "She is mentioned in one charter from 850/ 96, together with her family members.", "These are the children of Boris and Maria:"]], ["Ana-Neda", ["Ana- Neda( Bulgarian and; fl. 1323- 1324) was the Empress consort of Bulgaria briefly in 1323- 1324 as the spouse of\" Despot of Vidin\" Michael Shishman who was elected as Emperor of Bulgaria in 1323.", "She was the daughter of Serbian King Stefan Uro\u0161 II Milutin and Princess Ana Terter, daughter of George I of Bulgaria.", "From the marriage with Michael, they had three sons, one of whom was Ivan Stephen of Bulgaria, later briefly the Emperor of Bulgaria( 1330 \u2013 1331)."]], ["Keratsa of Bulgaria", ["Keratsa-Maria of Bulgaria( 1348\u20131390) was Princess of Bulgaria during the Second Bulgarian Empire and Empress of Byzantine Empire.", "She was the daughter of Tsar Ivan Alexander of Bulgaria and his second wife, a converted Jew, Theodora."]], ["Boris Vladimirovitch Golitsyn", ["Prince Boris Vladimirovitch Golitsyn( 6 January 1769, Moscow- 6 January 1813, Vilnius) was a Russian aristocrat who fought in the Napoleonic Wars and rose to the rank of lieutenant general."]]]
supporting_facts: [["Boris, Prince of Turnovo", 0], ["Kardam, Prince of Turnovo", 5]]
evidences: [["Boris, Prince of Turnovo", "father", "Kardam, Prince of Turnovo"], ["Kardam, Prince of Turnovo", "educated at", "Penn State"]]
answer: Penn State