What are the four traditional Chinese love legends?

The four traditional Chinese love legends are: The Legend of the White Snake, Dong Yong and the Seven Fairies, Liang Shanbo and Zhu Yingtai, and Liu Yi. The Legend of the White Snake consists of "Xu Xian and the White Lady swim in the lake to borrow umbrellas", "the White Lady drinks the real form of Xionghuang wine", "stealing the fairy grass to save Xu Xian", "the water flooded San Francisco", "fighting Fahai", "the water flooded San Francisco" and "the water flooded San Francisco". Fahai", "Meeting at the Broken Bridge", "Fahai puts the White Lady under the golden mantle and presses her under the Leifeng Pagoda", "Xiaoqing forces Fahai into the crab's belly" and other popular The plot of "Dong Yong and the Seven Immortals" is composed of The legend of "Dong Yong and the Seven Fairies" tells how Dong Yong sold his body to bury his father, and his filial piety touched the Seven Fairies, who came down to earth to marry him. She knitted ten pieces of cloth overnight to help Dong Yong pay off his debt and redeem himself. At the end of the period of slavery, the couple returned home, but the Jade Emperor ordered the Seven Fairies to return to Heaven. For the sake of Dong Yong, the Seven Fairies endured the pain and decided to part with their husbands in a love story. The story of Liang Shanbo and Zhu Yingtai is about Zhu Yingtai who went to Hangzhou in the Eastern Jin Dynasty in disguise as a man to study. She met Liang Shanbo and became brothers and studied together for three years because of their similarity of purpose. After Zhu Yingtai returned home, she asked her mother to marry Liang Shanbo before she left. When she was sent away, Zhu Yingtai promised to marry him as a "sister". Liang Shanbo knew about this and went to Zhu's family to propose to her. At that time, Zhu's father, Gongyuan, had already promised his daughter to Ma Wencai, the son of Ma Taishou. Liang and Zhu met on the roof of a building, after which Liang Shanbo returned home sick and died. Zhu Yingtai wedding time, the sedan chair detour to Liang Shanbo grave to pay tribute, thunder cracked the tomb, Yingtai into the grave. Liang Zhu Zhu turned into a butterfly and danced. The biography of Liu Yi tells of a daughter of the Dragon King of Dongting, who married the second son of the Dragon King of Jingchuan. Her husband became abusive and drove her out of the Dragon Palace to graze his sheep. The dragon lady had no way to seek help, so she covered her face and cried. When Liu Yi, a scholar, came across her, he sent a letter on her behalf, and she was rescued and reunited with her family in the Dragon Palace. The dragon lady thanks Liu Yi for his kindness and falls in love with him. The Dragon King also wants to marry his daughter to Liu Yi. The Dragon King also wants to marry his daughter to Liu Yi. However, Liu Yi refuses to marry her because he is a righteous man and has no personal feelings. Liu Yi went home and married two wives, both of whom unfortunately died. Later, he married a fisherman's daughter, who looked like a dragon lady, and later found out that she was the dragon lady of the book. Thereafter, the couple respect each other, and grow old together.