Who is the calligrapher Yan refers to

Yan refers to Yan Zhenqing, whose regular script is dignified and dignified, and his running script is vigorous and vigorous, and his pen hides the front evenly, which is strong inside and moist outside, and is rounded and powerful. Representative works: Yan tablet.

Liu refers to Wang Xizhi's beginner Liu Gongquan. After visiting famous calligraphers in the Tang Dynasty, he absorbed the essence of Yan Zhenqing and Ou Yangxun and became a family of his own. Liu Gongquan's ci is vigorous and well-structured. Masterpiece: Mysterious Tower Monument.