With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: South Korea is the world's third most knowledgeable country.
text_B: South Korea , officially the Republic of Korea -LRB- ROK ; -RRB- , is a sovereign state in East Asia , constituting the southern part of the Korean Peninsula .. Korean. Koreans. sovereign state. sovereign state. East Asia. East Asia. Korean Peninsula. Korean Peninsula. Officially , its territory consists of the whole Korean Peninsula and its adjacent islands , which are largely mountainous .. Korean. Koreans. Korean Peninsula. Korean Peninsula. its adjacent islands. List of islands of Korea. South Koreans lead a distinctive urban lifestyle , as half of them live in high-rises concentrated in the Seoul Capital Area with 25 million residents and the world 's sixth leading global city with the fourth largest economy and seventh most sustainable city in the world .. Seoul. Seoul. high-rises. Tower block. Seoul Capital Area. Seoul Capital Area. global city. global city. fourth largest economy. List of cities by GDP. sustainable city. sustainable city. The earliest neolithic Korean pottery dates to 8000 BC , with three kingdoms flourishing in the 1st century BC .. Korean. Koreans. Korean pottery. Korean pottery. three kingdoms. Three Kingdoms of Korea. The name Korea is derived from one of them , Goguryeo , also known as Koryo , which was a Han Chinese tributary state kingdom in East Asia that sent yearly tribute to the Emperor of China , ruling most of the Korean Peninsula and a small portion of Siberia and Inner Mongolia under Gwanggaeto the Great .. Korean. Koreans. East Asia. East Asia. Korean Peninsula. Korean Peninsula. Goguryeo. Goguryeo. Han Chinese tributary state. List of tributaries of Imperial China. Emperor of China. Emperor of China. Siberia. Siberia. Gwanggaeto the Great. Gwanggaeto the Great. Han Chinese. History of Science and Technology in China. China. China–South Korea Free Trade Agreement. Since their unification into Later Silla and Balhae in the 7th century , Korea enjoyed over a millennium of relative tranquility under long lasting dynasties .. Later Silla. Later Silla. Balhae. Balhae. millennium. millennium. long lasting dynasties. History of Korea. Under Sejong the Great in the 15th century , Koreans had one of the highest living standards in the world along with the Han Chinese and Japanese and developed improved versions many advanced innovations such as the metal movable type printing press in 1377 A.D. which was developed based on the previous Han Chinese Porcelain movable type printing press , used to print and publish the Jikji , the world 's oldest extant movable metal type printed paper book using the 8,000 year old traditional ancient Chinese writing system .. Sejong the Great. Sejong the Great. Han Chinese. History of Science and Technology in China. Japanese. Japanese people. metal movable type printing press. Movable type. Porcelain. Porcelain. movable type printing press. movable type. Jikji. Jikji. paper. paper. book. book. ancient Chinese writing system. Traditional Chinese characters. Additionally , in 1443 Hangul was invented by the Korean King Sejong the Great as an easier alternative to the complex and difficult to learn ancient Chinese writing system which was usually reserved for elite academic scholars preparing for the imperial examinations of China .. Korean. Koreans. Hangul. Hangul. Sejong the Great. Sejong the Great. ancient Chinese writing system. Traditional Chinese characters. imperial examinations of China. imperial examinations. China. China–South Korea Free Trade Agreement. Hangul enabled anyone in the general Korean population to easily learn to read and write and transfer written information rather than spending years learning complicated ancient Chinese .. Korean. Koreans. Hangul. Hangul. Its rich and vibrant culture left 19 UNESCO Intangible Cultural Heritages of Humanity , the third largest in the world , along with 12 World Heritage Sites .. 19 UNESCO Intangible Cultural Heritages of Humanity. UNESCO Intangible Cultural Heritage. third largest in the world. Intangible cultural heritage#Intangible Cultural Heritage by country. 12 World Heritage Sites. List of World Heritage Sites in South Korea. Annexed into Imperial Japan in 1910 , Korea was divided after its surrender in 1945 , but a North Korean invasion led to the Korean War -LRB- 1950 -- 1953 -RRB- .. Korean. Koreans. Japan. Empire of Japan. Annexed into Imperial Japan. Korea under Japanese rule. divided. Division of Korea. Korean War. Korean War. Peace has since mostly continued with the two agreeing to work peacefully for reunification and the South solidifying peace as a regional power with the world 's 10th largest defence budget .. agreeing to work peacefully for reunification. June 15th North–South Joint Declaration. regional power. regional power. 10th largest defence budget. List of countries by military expenditures. South Korea , along with Taiwan , Singapore and Hong Kong -LRB- China -RRB- is one of the four high-tech industrialized developed countries often referred to as the Four Asian Economic Dragons .. Taiwan. Taiwan. Singapore. Singapore. industrialized. industrialized. developed countries. developed countries. Four Asian Economic Dragons. Four Asian Tigers. China. China–South Korea Free Trade Agreement. The South Korean economy soared at an annual average of 10 % for over 30 years in a period of rapid transformation called the Miracle on the Han River .. Korean. Koreans. South Korean. Demographics of South Korea. Miracle on the Han River. Miracle on the Han River. A long legacy of openness and focus on innovation made it successful .. focus on innovation. History of science and technology in Korea. Today , it is the world 's seventh largest advanced economy and fifth largest exporter with the G20 's largest budget surplus and highest credit rating of any country in East Asia .. East Asia. East Asia. seventh largest. List of countries by GDP ( PPP ). advanced economy. advanced economy. fifth largest exporter. List of countries by exports. G20. G20. largest budget surplus. List of government budgets by country. highest credit rating. List of countries by credit rating. It has free trade agreements with 75 % of the world economy and is the only G20 nation trading freely with China , the US and the EU simultaneously .. G20. G20. free trade agreements. free trade agreements. China. China–South Korea Free Trade Agreement. United States–Korea Free Trade Agreement. European Union–South Korea Free Trade Agreement. Since 1988 , its constitution guarantees a liberal democracy with high government transparency and many fundamental rights such as universal healthcare .. its constitution. Constitution of South Korea. liberal democracy. liberal democracy. high government transparency. List of countries by consultation on rule-making. universal healthcare. Universal health coverage by country. High personal freedoms led to the rise of a globally influential pop culture such as K-pop and K-drama , a phenomenon called the Korean Wave , known for its distinctive fashionable and trendy style .. Korean. Koreans. High personal freedoms. Democracy Index. influential pop culture. Culture of South Korea. K-pop. K-pop. K-drama. Korean drama. Korean Wave. Korean Wave. Home of the UN Green Climate Fund and GGGI , South Korea is a leader in low carbon green growth , committed to helping developing countries as a major DAC and Paris Club contributor .. Green Climate Fund. Green Climate Fund. GGGI. Global Green Growth Institute. low carbon. low carbon. green growth. green growth. developing countries. developing countries. DAC. Development Assistance Committee. Paris Club. Paris Club. It is the world 's third least ignorant country in the Index of Ignorance , ranking eighth highest for peaceful tolerance and inclusion of minorities on the Fragile States Index .. Ignorance. Ignorance. Fragile States Index. Fragile States Index. South Korea is a technologically advanced developed country driven by a highly educated and skilled workforce , having the world 's eighth highest median household income , the highest in Asia .. developed country. developed country. highly educated. Programme for International Student Assessment. eighth highest median household income. Median household income. Globally , it ranks highly in personal safety , job security , ease of doing business and healthcare quality , with the world 's third highest health adjusted life expectancy and fourth most efficient healthcare system .. personal safety. List of countries by intentional homicide rate. job security. List of OECD countries by job security. ease of doing business. Easiest place to do business. healthcare quality. List of countries by quality of health care. third highest. List of countries by life expectancy. health adjusted life expectancy. Healthy Life Years. It is the world 's largest spender on R&D per GDP , leading the OECD in graduates in science and engineering and ranking third in the Youth Wellbeing Index .. largest spender on R&D per GDP. List of countries by research and development spending. OECD. OECD. Youth. Youth. Wellbeing. Wellbeing. Home of Samsung , LG and Hyundai-Kia , South Korea was named the world 's most innovative country for 4 consecutive years since 2014 in the Bloomberg Innovation Index , ranking first in business R&D intensity , manufacturing value-added , patents filed per GDP , second in higher education efficiency and fourth in high-tech density and researcher concentration .. Samsung. Samsung. Hyundai-Kia. Hyundai Motor Group. Bloomberg Innovation Index. Bloomberg Innovation Index. business R&D intensity. List of countries by business R&D intensity. value-added. value-added. patents filed per GDP. World Intellectual Property Indicators. higher education efficiency. Higher education. In 2005 , it became the world 's first country to fully transition to high-speed Internet and today it has the world 's fastest Internet speed and highest smartphone ownership , ranking first in ICT Development , e-Government and 4G LTE coverage .. first country. Internet in South Korea. high-speed Internet. Broadband. fastest Internet speed. List of countries by average Internet connection speed. highest smartphone ownership. List of countries by smartphone penetration. ICT Development. ICT Development Index. e-Government. e-Government. 4G LTE coverage. List of countries by 4G LTE penetration
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