Liú Bówén was a man who lived a long time ago in China. He was born in the year 1311, which is a really long time ago. Liú Bówén was very smart and he did many important things during his life.
One of the things Liú Bówén is most famous for is helping a king named Zhu Yuanzhang. Zhu Yuanzhang was a poor farmer who became a very powerful king in China. Liú Bówén helped him become a king by giving him good advice and ideas.
After Zhu Yuanzhang became king, Liú Bówén helped him make many important decisions. He was a really good thinker and he knew a lot about strategy and military tactics. He helped the king win many battles and become even more powerful.
Liú Bówén was also a very good writer. He wrote many books about his ideas and thoughts, and people still read them today. He believed in being honest and treating others with respect, and these ideas are still important in China today.
Even though Liú Bówén lived a long time ago, people still remember him and think he was an important person. He helped a king become powerful and he shared his ideas with others. He was a very smart and kind man, and people still learn from his ideas today.