What are the representative works of Su Dongpo's calligraphy? What are its artistic features?

Qian Qiu Hanmo generation literate sect. The prose of Su Dongpo, a great writer in the Song Dynasty, was listed as the Eight Masters in the Tang and Song Dynasties, and his ci chapter created the "uninhibited school". His calligraphy changed the tradition of "respecting the law" in the Tang Dynasty, pursued the "respecting the will" of individual liberation, and acted as a "pioneer" in the continuous reform of calligraphy art, which was also called "respecting the law" with Huang, Mi and Cai. Po's calligraphy likes to use a lying pen to tilt the front, and the character tends to fall back and tilt, so it can give people a feeling of roundness, breadth and forgetfulness, and also enable us to appreciate an unrestrained and innocent life. Cold Food Post is the representative work of Su Shi's running script. This is a poem to send a revival, and it is a sigh of life caused by Su Shi's relegation to Huangzhou for three years. The poem is desolate and affectionate, expressing Su Shi's melancholy and lonely mood at this time. The calligraphy of this poem is produced in this mood and situation. The whole calligraphy is full of ups and downs, radiant and unrestrained, and there is no shortage of pens. Huangzhou Cold Food Poetry Post has a great influence in the history of calligraphy, which is called "the third running script in the world" and is also a leader in Su Shi's calligraphy works.