title: Tsai Ing-wen
context: Tsai Ing-wen (born 31 August 1956) is a Chinese stateswoman, legal scholar and attorney currently serving as the President of the Republic of China, commonly known as Taiwan, since May 20, 2016. The first woman to be elected to the office, Tsai is the seventh president of the Republic of China under the 1947 Constitution and the second president from the Democratic Progressive Party (DPP); part of Taiwan's Pan-Green Coalition. She is also the first president to be of both Hakka and aboriginal descent (a quarter Paiwan from her grandmother),[1] the first unmarried president, the first to have never held an elected executive post before presidency and the first to be popularly elected without having previously served as the Mayor of Taipei (Former presidents Lee Teng-hui, Chen Shui-bian and Ma Ying-jeou all served as the Mayor of Taipei). She was the Democratic Progressive Party candidate in the 2012 and 2016 presidential elections. Tsai previously served as party chair from 2008 to 2012, and from 2014 to 2018.
question: Who is Taiwan's president?
answers: Tsai Ing-wen