Dream of the Red Chamber, also called The Story of the Stone, composed by Cao Xueqin, is one of China's Four Great Classical Novels. It was written sometime in the middle of the 18th century during the Qing Dynasty. Long considered a masterpiece of Chinese literature, the novel is generally acknowledged to be the pinnacle of Chinese fiction. "Redology" is the field of study devoted exclusively to this work. The title has also been translated as Red Chamber Dream and A Dream of Red Mansions. The novel circulated in manuscript copies with various titles until its print publication, in 1791. While the first 80 chapters were written by Cao Xueqin, Gao E, who prepared the first and second printed editions with his partner Cheng Weiyuan in 1791