Question: José Benito Villafane was governor of a province in Argentina where which dinosaur was discovered ?

full_context: Document 1: Bernardo Javier González Riga: Bernardo Javier González Riga is an Argentinean paleontologist. He has discovered in the Late Cretaceous strata of the Mendoza Province (Argentina) the huge sauropod dinosaur named Notocolossus, one of the largest land animal that ever found. He also described and co-described many new dinosaur species like , Malarguesaurus, Quetecsauruss, Muyelensaurus, Rinconsaurus, Futalognkosaurus, Ligabuesaurus and Lapampasaurus. Their ichnological studies are focused on a new mega-track site discovered in the Mendoza Province, where the Titanopodus mendozensis tracks are named.
Document 2: Tucumán Province: Tucumán (] ) is the most densely populated, and the smallest by land area, of the provinces of Argentina. Located in the northwest of the country, the province has the capital of San Miguel de Tucumán, often shortened to Tucumán. Neighboring provinces are, clockwise from the north: Salta, Santiago del Estero and Catamarca. It is nicknamed El Jardín de la República ("The Garden of the Republic"), as it is a highly productive agricultural area.
Document 3: José Benito Villafañe: José Benito Villafane (9 July 1790 – May 1831) was an Argentine soldier who participated in the war of independence and was governor of La Rioja Province, Argentina, under the protection of the "caudillo" Facundo Quiroga.
Document 4: Pancho Villa: Francisco "Pancho" Villa (born José Doroteo Arango Arámbula; 5 June 1878 – 20 July 1923) was a Mexican Revolutionary general and one of the most prominent figures of the Mexican Revolution.
Document 5: Río Negro Province: Río Negro (] , "Black River") is a province of Argentina, located at the northern edge of Patagonia. Neighboring provinces are from the south clockwise Chubut, Neuquén, Mendoza, La Pampa and Buenos Aires. To the east lies the Atlantic Ocean.
Document 6: Juan Manuel de Rosas: Juan Manuel de Rosas (30 March 1793 – 14 March 1877), nicknamed "Restorer of the Laws", was a politician and army officer who ruled Buenos Aires Province and briefly the Argentine Confederation. Although born into a wealthy family, Rosas independently amassed a personal fortune, acquiring large tracts of land in the process. Rosas enlisted his workers in a private militia, as was common for rural proprietors, and took part in the disputes that led to numerous civil wars in his country. Victorious in warfare, personally influential, and with vast landholdings and a loyal private army, Rosas became a caudillo, as provincial warlords in the region were known. He eventually reached the rank of brigadier general, the highest in the Argentine army, and became the undisputed leader of the Federalist Party.
Document 7: Bajo de la Carpa Formation: The Bajo de la Carpa Formation is a geologic formation that outcrops in Patagonia, in the provinces of Río Negro and Neuquén, Argentina. It is the first of two formations belonging to the Río Colorado Subgroup within the Neuquén Group. Formerly that subgroup was treated as a formation, and the Bajo de la Carpa Formation was known as the Bajo de la Carpa Member.
Document 8: Juan Bautista Bairoletto: Juan Bautista Bairoletto or J.B. Vairoletto (November 11, 1894 – September 14, 1941), was an Argentine outlaw born in Santa Fe province, the son of Italian immigrants. Bailoretto fled from justice after killing a sheriff because of "lover matters" with a prostitute in Castex, a little town in La Pampa Province. This bandit was called the "Argentine Robin Hood" or "El Robin Hood criollo" ("The Creole Robin Hood") and became a myth in Argentina after his death. He was shot and killed on September 14, 1941 amid a police ambush at his home in General Alvear, Mendoza, where he had settled some years before.
Document 9: Chubut Province: Chubut (Welsh: "Talaith Chubut" ; Spanish: "Provincia del Chubut" ] ) is a province in southern Argentina, situated between the 42nd parallel south (the border with Río Negro Province), the 46th parallel south (bordering Santa Cruz Province), the Andes range to the west, and the Atlantic ocean to the east. The province's name derives from the Tehuelche word "chupat", meaning "transparent," their description of the Chubut River.
Document 10: Freemen of the South: The Freemen of the South (Spanish: "Libres del Sur" ) were belligerents in an 1839 rebellion in south Buenos Aires province, Argentina against Federalist Governor Juan Manuel de Rosas. A mixture of disgruntled ranchers and Unitarian revolutionaries, the Freemen briefly took control of Dolores, Chascomús and Tandil, and expected to join forces with General Juan Lavalle, who was to lead an army from Uruguay. The rebellion was ultimately defeated at the Battle of Chascomús, and Rosas remained in power in Buenos Aires.
Document 11: La Rioja Province, Argentina: La Rioja (] ) is one of the provinces of Argentina and is located in the west of the country. Neighboring provinces are from the north clockwise Catamarca, Córdoba, San Luis and San Juan. The dinosaur "Riojasaurus" is named after the province.
Document 12: Julio Argentino Roca: Alejo Julio Argentino Roca Paz (July 17, 1843 – October 19, 1914) was an army general who served as 8th President of Argentina from 12 October 1880 to 12 October 1886 and 13th from 12 October 1898 to 12 October 1904. Roca is best known for directing the "Conquest of the Desert", a series of military campaigns against the indigenous peoples of Patagonia.
Document 13: Bartolomé Saravi: Bartolomé Saraví Melo (1797-1862) was an Argentine army officer and politician, hero of the Argentine War of Independence. He served as General Minister of La Rioja Province, Argentina in 1847.
Document 14: Argentina: Argentina ( ; ] ), officially the Argentine Republic (Spanish: "República Argentina" ), is a federal republic in the southern portion of South America. Sharing the bulk of the Southern Cone with its neighbor Chile to the west, the country is also bordered by Bolivia and Paraguay to the north, Brazil to the northeast, Uruguay and the South Atlantic Ocean to the east, and the Drake Passage to the south. With a mainland area of 2780400 km2 , Argentina is the eighth-largest country in the world, the second largest in Latin America, and the largest Spanish-speaking one. The country is subdivided into twenty-three provinces (Spanish: "provincias" , singular "provincia") and one autonomous city ("ciudad autónoma"), Buenos Aires, which is the federal capital of the nation (Spanish: "Capital Federal" ) as decided by Congress.
Document 15: Cuyo (Argentina): Cuyo is the name given to the wine-producing, mountainous area of central-west Argentina. Historically it comprised the provinces of San Juan, San Luis and Mendoza and was influenced by Chile. The modern term New Cuyo indicates both Cuyo proper and the province of La Rioja. New Cuyo is a political and economic macroregion, but culturally La Rioja is part of the North-West rather than of Cuyo.
ground_truth: Riojasaurus