What are the representative works of calligrapher Liu Gongquan?

Liu Gongquan (778 ~ 865), the word is sincere. Jingzhao Huayuan (now Yaoxian County, Shaanxi Province) was born. Crown Prince Shao Shi. Calligraphy is as famous as Yan Zhenqing and is called "Yan Gu". Liu Gongquan is good at regular script, with vigorous strokes and rigorous words, which is convenient for beginners. Representative works include Shence Army Monument and Mysterious Tower Monument. "Shence Army Monument" was written in Huichang three years (843). The original stone has long been lost, leaving only the first volume of Song Tuoben. In the first year of Changqing (82 1), the ink version of "Zhao Meng Tie" was handed down as its work, and it was also wonderful, and Huang Shangu and others were deeply influenced by it.