Question: What is the current official currency in the country of citizenship of Nilmaris Santini?

full_context: Document 1: History of Puerto Rico: After the ratification of the Treaty of Paris of 1898, Puerto Rico came under the military control of the United States of America. This brought about significant changes: the name of the island was changed to Porto Rico (it was changed back to Puerto Rico in 1932) and the currency was changed from the Puerto Rican peso to the United States dollar. Freedom of assembly, speech, press, and religion were decreed and an eight-hour day for government employees was established. A public school system was begun and the U.S. Postal service was extended to the island. The highway system was enlarged, and bridges over the more important rivers were constructed. The government lottery was abolished, cockfighting was forbidden, and a centralized public health service established. Health conditions were poor at the time, with high rates of infant mortality and numerous endemic diseases.
Document 2: Inés Remersaro: She also competed at the 2012 Summer Olympics in the Women's 100 metre backstroke, finishing in 43rd place in the heats, failing to qualify for the semifinals.
Document 3: History of Puerto Rico: In 1898, during the Spanish -- American War, Puerto Rico was invaded and subsequently became a possession of the United States. The first years of the 20th century were marked by the struggle to obtain greater democratic rights from the United States. The Foraker Act of 1900, which established a civil government, and the Jones Act of 1917, which made Puerto Ricans U.S. citizens, paved the way for the drafting of Puerto Rico's Constitution and its approval by Congress and Puerto Rican voters in 1952. However, the political status of Puerto Rico, a Commonwealth controlled by the United States, remains an anomaly.
Document 4: Nilmaris Santini: Nilmaris "Nilmari" Santini Martin (May 25, 1959 – March 25, 2006) was a female judoka from Puerto Rico. She competed for her native country at the 1992 Summer Olympics in Barcelona, Spain, where she was defeated in the second round of the repêchage.
Document 5: Dignelis Jiménez: Dignelis Taymí Jiménez Hernández (born 1984 in Arecibo, Puerto Rico) is a Puerto Rican beauty pageant titleholder, who currently holds the title of Miss Puerto Rico Earth 2009.
Document 6: Puerto Rico: Originally populated by the indigenous Taíno people, the island was claimed in 1493 by Christopher Columbus for Spain during his second voyage. Later it endured invasion attempts from the French, Dutch, and British. Four centuries of Spanish colonial government influenced the island's cultural landscapes with waves of African slaves, Canarian, and Andalusian settlers. In the Spanish Empire, Puerto Rico played a secondary, but strategic role when compared to wealthier colonies like Peru and the mainland parts of New Spain. Spain's distant administrative control continued up to the end of the 19th century, helping to produce a distinctive creole Hispanic culture and language that combined elements from the Native Americans, Africans, and Iberians. In 1898, following the Spanish -- American War, the United States acquired Puerto Rico under the terms of the Treaty of Paris. The treaty took effect on April 11, 1899.
Document 7: Treaty of Paris (1898): The Treaty of Paris of 1898 (Filipino: "Kasunduan sa Paris ng 1898;" Spanish: "Tratado de París (1898)") was a treaty signed by Spain and the United States on December 10, 1898, that ended the Spanish–American War. In the treaty, Spain relinquished all claim of sovereignty over and title to Cuba, and ceded Puerto Rico, Guam, and the Philippines to the United States. The cession of the Philippines involved a compensation of $20 million from the United States to Spain. The Treaty of Paris came into effect on April 11, 1899, when the documents of ratification were exchanged.
Document 8: Márcio Wenceslau: At the 2008 Summer Olympics, Wenceslau defeated Iran's Reza Naderian by hitting a frontal blow in the first preliminary round match, with a score of 2–1. He reached the quarterfinal round, before losing to world champion Juan Antonio Ramos of Spain, by a defensive kick in the first two periods, with a decisive score of 2–3.
Document 9: Republic of Cuba (1902–1959): After the Spanish -- American War, Spain and the United States signed the Treaty of Paris (1898), by which Spain ceded Puerto Rico, the Philippines, and Guam to the United States for the sum of $20 million. Cuba gained formal independence from the U.S. on May 20, 1902, as the Republic of Cuba. Under Cuba's new constitution, the U.S. retained the right to intervene in Cuban affairs and to supervise its finances and foreign relations. Under the Platt Amendment, the U.S. leased the Guantánamo Bay naval base from Cuba.
Document 10: Puerto Rico: Originally populated by the indigenous Taíno people, the island was claimed in 1493 by Christopher Columbus for the Crown of Castile during his second voyage. Later it endured invasion attempts from the French, Dutch, and British. Four centuries of Spanish colonial government transformed the island's ethnic, cultural and physical landscapes primarily with waves of African slaves, Canarian, and Andalusian settlers. In the Spanish imperial imagination, Puerto Rico played a secondary, but strategic role when compared to wealthier colonies like Peru and the mainland parts of New Spain. Spain's distant administrative control continued up to the end of the 19th century, helping to produce a distinctive creole Hispanic culture and language that combined elements from the Native Americans, Africans, and Iberians. In 1898, following the Spanish -- American War, the United States acquired Puerto Rico under the terms of the Treaty of Paris.
Document 11: Puerto Rico: Originally populated by the indigenous Taíno people, the island was claimed in 1493 by Christopher Columbus for the Crown of Castile during his second voyage. Later it endured invasion attempts from the French, Dutch, and British. Four centuries of Spanish colonial government transformed the island's ethnic, cultural and physical landscapes primarily with waves of African slaves, and Canarian, and Andalusian settlers. In the Spanish imperial imagination, Puerto Rico played a secondary, but strategic role when compared to wealthier colonies like Peru and the mainland parts of New Spain. Spain's distant administrative control continued up to the end of the 19th century, helping to produce a distinctive creole Hispanic culture and language that combined elements from the Native Americans, Africans, and Iberians. In 1898, following the Spanish -- American War, the United States acquired Puerto Rico along with other Spanish colonies under the terms of the Treaty of Paris.
Document 12: Miguel Nido: Miguel Nido (born March 8, 1963 in Carolina, Puerto Rico) is a former tennis player from Puerto Rico, who represented his native country at the 1992 Summer Olympics in Barcelona. Partnering Juan Rios, the pair was defeated in the first round by Italy's Diego Nargiso and Omar Camporese. The right-hander reached his highest singles ATP-ranking on April 23, 1990, when he became the number 120 of the world.
Document 13: Puerto Rico: Originally populated by the indigenous Taíno people, the island was claimed in 1493 by Christopher Columbus for Spain during his second voyage. Later it endured invasion attempts from the French, Dutch, and British. Four centuries of Spanish colonial government influenced the island's cultural landscapes with waves of African slaves, Canarian, and Andalusian settlers. In the Spanish Empire, Puerto Rico played a secondary, but strategic role when compared to wealthier colonies like Peru and the mainland parts of New Spain. Spain's distant administrative control continued up to the end of the 19th century, helping to produce a distinctive creole Hispanic culture and language that combined elements from the Native Americans, Africans, and Iberians. In 1898, following the Spanish -- American War, the United States acquired Puerto Rico under the terms of the Treaty of Paris.
Document 14: Ineabelle Díaz: Ineabelle Díaz Santana (born January 4, 1974 in Río Piedras) is a Puerto Rican taekwondo practitioner, who competed in the women's welterweight category. She picked up a total of ten medals in her career, including two from the World Taekwondo Championships and a bronze from the 1999 Pan American Games in Winnipeg, Manitoba, Canada. Diaz also competed for Puerto Rico in a demonstration event at the 1992 Summer Olympics in Barcelona, and later attained a fifth-place finish in the 67-kg division at the 2004 Summer Olympics, narrowly missing out the nation's first Olympic medal since 1996.
Document 15: Asunción Ocasio: Asunción Ocasio Rodríguez (born June 6, 1987) is a Puerto Rican taekwondo practitioner. Ocasio qualified for the women's 67 kg class at the 2008 Summer Olympics in Beijing, after placing third from the Pan American Qualification Tournament in Cali, Colombia. She defeated Greece's Elisavet Mystakidou and Germany's Helena Fromm in the first two rounds, before losing out the semi-final match by a unanimous decision to Canada's Karine Sergerie, with a score of 0–2. Ocasio automatically qualified for the bronze medal bout, where she narrowly lost Puerto Rico's first ever medal at these Olympic games by Croatia's Sandra Šarić, with a final score of 1–5.
ground_truth: United States dollar
sub_queries: Nilmaris Santini >> country of citizenship Answer: Puerto Rico
What is the current official currency in Puerto Rico ? Answer: United States dollar