Question: Who was elected president of the country where Romulo Campuzano's political party exists?

full_context: Document 1: Gustavo Caballero Camargo: Gustavo Caballero Camargo (born 24 July 1948) is a Mexican politician affiliated with the Institutional Revolutionary Party. As of 2014 he served as Deputy of the LX Legislature of the Mexican Congress representing Nuevo León.
Document 2: 2018 Mexican general election: The presidential election was won by Andrés Manuel López Obrador of the National Regeneration Movement (MORENA), running as the candidate of the Juntos Haremos Historia alliance. This is the first time a candidate won an outright majority (according to official vote counts) since 1988, and the first time that a candidate not from the Institutional Revolutionary Party (PRI) or its predecessors has done so since the Mexican Revolution. This election also marked both the worst electoral defeat suffered by the PRI and the worst electoral defeat for a sitting Mexican government since universal suffrage was adopted in the country.
Document 3: 2018 Mexican general election: Mexican general election, 2018 ← 2012 1 July 2018 2024 → Turnout 63.43% (0.35%) Candidate Andrés Manuel López Obrador Ricardo Anaya Party MORENA PAN Alliance Juntos Haremos Historia Por México al Frente Home state Tabasco Querétaro Popular vote 30,113,483 12,610,120 Percentage 53.19% 22.28% Candidate José Antonio Meade Jaime Rodríguez Calderón Party PRI Independent Alliance Todos por México None Home state Mexico City Nuevo León Popular vote 9,289,853 2,961,732 Percentage 16.41% 5.23% States won by López Obrador in red, Anaya in blue. President before election Enrique Peña Nieto PRI Elected President Andrés Manuel López Obrador MORENA
Document 4: Dora Martínez Valero: Dora Alicia Martínez Valero (born 3 January 1976) is a Mexican politician from the National Action Party. From 2006 to 2009 she served as Deputy of the LX Legislature of the Mexican Congress representing Coahuila.
Document 5: Leticia Sosa: In 2006 she was elected to serve in the Senate of Mexico for a six-year term. She left the Senate to run for Governor of the state of Colima. In 2009 She was designated the PAN candidate for the 2009 Colima state election. Sosa was defeated by the PRI candidate.
Document 6: Rómulo Campuzano: Rómulo de Jesús Campuzano González (born 8 January 1957) is a Mexican politician affiliated with the National Action Party. As of 2014 he served as Senator of the LVIII and LIX Legislatures of the Mexican Congress representing Durango.
Document 7: Andrés Manuel López Obrador: The election was won by Enrique Peña Nieto of the PRI, with 38.2%, to 31.6% for López Obrador. López Obrador did not accept the preliminary results, as a majority of votes had yet to be counted.Subsequently, he claimed vote buying and other irregularities, and demanded a full recount by the Federal Electoral Institute (IFE).The IFE found some irregularities, but confirmed the results on 6 July. López Obrador rejected this announcement, and on 12 July filed a complaint for invalidation of the election. He alleged vote-buying, spending in excess of election regulations, illegal fund raising, and vote fraud. But on 30 August, the Electoral Tribunal of the Federal Judiciary rejected his complaint.
Document 8: Rómulo León: Rómulo León Alegría is a politician from Peru. He is a member of the Apra party. He has been imprisoned for his involvement in requesting bribes from foreign oil companies seeking to explore and drill in the Peruvian amazon rainforest. The company involved in this deal was Discover Petroleum International from Norway. The activities were discovered when audio tapes of Rómulo León negotiating the bribes were released to the press.
Document 9: Cemex: Lorenzo Zambrano was the chairman and chief executive officer until his death on May 21, 2014. About one-third of the company's sales come from its Mexico operations, a quarter from its plants in the U.S., 15% from Spain, and smaller percentages from its plants around the world.
Document 10: Luisa María Calderón: Luisa María de Guadalupe Calderón Hinojosa (born October 23, 1956 in Mexico City) is a Mexican politician affiliated with the National Action Party who served in the Senate of Mexico from 2000 until September 2006. She is currently senator-elect as a PAN proportional representative. Her term in the senate began in late 2012 and will continue through 2018. "Cocoa" (her nickname) is known as a champion for women and minority rights throughout Mexico.
Document 11: 2018 Malaysian general election: This marked a historic defeat for the ruling Barisan Nasional coalition, which had been the governing party of Malaysia and its predecessor state, Malaya, since the country's independence in 1957. This makes Mahathir Mohamad the next Prime Minister of Malaysia and, at 92 years old, the oldest head of government in the world, although he has indicated he would give way within a few years to jailed opposition leader Anwar Ibrahim after seeking a royal pardon for him.
Document 12: Rosa Rosales: Rosa Rosales is an American political activist. She served as the 45th national president of the League of United Latin American Citizens, the largest and oldest Hispanic civil rights organization in the United States, from 2002–2010. Rosales advocates for Hispanics across the country on issues of education, health, housing, civil rights, and many other issues affecting Hispanics.
Document 13: Beatriz Paredes Rangel: Beatriz Elena Paredes Rangel (born 18 August 1953) is a Mexican politician who served as president of the Institutional Revolutionary Party (PRI). She was the first woman to serve as Governor of Tlaxcala and the second woman to serve as a state governor in Mexican history.
Document 14: Román Padilla Fierro: Román Alfredo Padilla Fierro (born 12 January 1949) is a Mexican politician affiliated with the PRI. As of 2013 he served as Deputy of the LXII Legislature of the Mexican Congress representing Sinaloa.
Document 15: 2018 Malaysian general election: Pakatan Harapan, the main opposition coalition in the Malaysian Parliament, won 113 seats in the Dewan Rakyat, Malaysia's lower house of parliament. The Sabah Heritage Party, which won another 8 seats, informally aligned itself with Pakatan Harapan, giving the opposition alliance a total of 121 seats in the new Parliament, enough to form a government.
ground_truth: Andrés Manuel López Obrador
sub_queries: Rómulo Campuzano >> member of political party Answer: National Action Party
National Action Party >> country Answer: Mexico
who won the election for president of Mexico Answer: Andrés Manuel López Obrador