Question: Who's the president of the country where Dora Martínez Valero is also a politician?

full_context: Document 1: Elia Hernández Núñez: Elia Hernández Núñez (born 20 June 1962) 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 Guanajuato.
Document 2: Miguel Martínez Peñaloza: Miguel Martínez Peñaloza (born 12 August 1977) is a Mexican politician from the National Action Party. From 2009 to 2012 he served as Deputy of the LXI Legislature of the Mexican Congress representing Querétaro.
Document 3: 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 4: 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 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: Silvia Degante Romero: Silvia Emilia Degante Romero (born 6 August 1969) 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 San Luis Potosí.
Document 7: Hermila Galindo: Hermila Galindo Acosta (also known as "Hermila Galindo de Topete") (1886–1954) was a Mexican feminist and a writer. She was an early supporter of many radical feminist issues, primarily sex education in schools, women's suffrage, and divorce. She was one of the first feminists to state that Catholicism in Mexico was thwarting feminist efforts, and was the first woman to run for elected office in Mexico.
Document 8: 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.
Document 9: 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 10: 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 11: David Lara Compeán: David Lara Compeán (born 11 September 1965) is a Mexican politician from the National Action Party. From 2006 to 2009 he served as Deputy of the LX Legislature of the Mexican Congress representing San Luis Potosí.
Document 12: 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 13: 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 14: 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 15: 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.
ground_truth: Andrés Manuel López Obrador
sub_queries: Dora Martínez Valero >> 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