Task: Explanation
Input (English): Guilin, formerly romanized as Kweilin, is a prefecture-level city in the northeast of China's Guangxi Zhuang Autonomous Region. It is situated on the west bank of the Li River and borders Hunan to the north. Its name means "Forest of Sweet Osmanthus", owing to the large number of fragrant sweet osmanthus trees located in the city. The city has long been renowned for its scenery of karst topography and is one of China's most popular tourist destinations. Question: China Southern Airlines Flight 3943 used to fly to an airport in a city situated on the west bank of which river ? Answer: the Li River
Output (English):  It is situated on the west bank of the Li River and borders Hunan to the north.