Liu Zongyuan was demoted to Yongzhou and wrote a famous poem (titled 1+ 1).

There are no birds in a hundred mountains, Jiang Xue, and there are no footprints in a thousand roads, a boat, a bamboo cloak, and an old man fishing in the cold Jiang Xue. This is a poem written by Liu Zongyuan after he was demoted to Yongzhou. He expressed his lonely and depressed mood through a fisherman who fished alone in the Han River. After he was relegated to Yongzhou, he wrote Travel Notes at the Beginning of the Western Hills Banquet, Notes on Cobalt and Notes on Cobalt Western Hills, etc. ...