With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Naver has yet to provide a children's portal.
text_B: Naver -LRB- Hangul  : 네이버 -RRB- is a popular Web portal in South Korea , owned by Naver Corporation .. Web portal. Web portal. Naver Corporation. Naver Corporation. Hangul. Hangul. South Korea. South Korea. Naver was launched in June 1999 by ex-Samsung employees , and it debuted as the first Web portal in Japan that used its own proprietary search engine .. Web portal. Web portal. Samsung. Samsung. search engine. search engine. Among Naver 's features is `` Comprehensive Search '' , launched in 2000 , which provides results from multiple categories on a single page .. It has since added new services such as `` Knowledge Search '' , launched in 2002 .. Knowledge Search. Knowledge Search. It also provides Internet services including a news service , an e-mail service , an academic thesis search service , and a children 's portal .. Internet. Internet. In 2005 , Naver launched Happybean , the world 's first online donation portal , which allows users to find information and make donations to over 20,000 civil society and social welfare organizations .. According to pitchone , Naver handled only 48 % of websearches in South Korea in 2016 .. South Korea. South Korea. -LRB- According to techforkorea , Naver handled 77 % of all web searches in South Korea in July 2014 -RRB- Naver is the fifth most used search engine in the world , following Google search , Yahoo! , Baidu and Bing .. South Korea. South Korea. search engine. search engine. techforkorea. techforkorea. Google search. Google search. Baidu. Baidu. Bing. Bing ( search engine ). More than 25 million Koreans have Naver as the default browser start page .. Naver launched its service in Japan in 2009 , marking their first expansion out of Korea .. In 2013 , Lee Hae-jin , the chairman and chief strategy of Naver , saw his stake value hover above 1 trillion won -LRB- US$ 939.4 million -RRB- on the back of its messenger service LINE .
related.