With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Entire History of You was the only section not penned by Charlie Brooker.
text_B: Lee Jae-myung -LRB- ; born 22 December 1964 -RRB- is a South Korean politician in the liberal Minjoo Party of Korea .. Minjoo Party of Korea. Minjoo Party of Korea. He has been Mayor of Seongnam since 2010 , and ran unsuccessfully for the National Assembly in 2008 .. Seongnam. Seongnam. National Assembly. National Assembly ( South Korea ). In 2016 , he was named by interim party leader Kim Chong-in as a contender for the 2017 presidential election .. Kim Chong-in. Kim Chong-in. 2017 presidential election. South Korean presidential election, 2017. His approval rating for presidential candidacy is about 16 percent as of December 2016 , being one of the `` Big 3 '' potential candidates for 2017 presidential election .. 2017 presidential election. South Korean presidential election, 2017. Some of his notable achievements include Seongnam 's social welfare program which is regarded as one of the most comprehensive social welfare programs in the nation for the city 's elderly citizens and youth , and banning of dogmeat from Moran Market which has been the largest dogmeat market in South Korea since 1960 .. Seongnam. Seongnam. South Korea. South Korea. Born in Andong , Lee studied law at Chung-Ang University , and went on to work in that field before his entry into politics .. Andong. Andong. Chung-Ang University. Chung-Ang University
not_related.