Title: Da yu yan
Description: Ben shu gong fen ba zhang, Nei rong bao kuo:"ren lei she hui:shen qi shui jing qiu jie shi wei lai sheng huo", "di qiu huan jing:tian zai ren huo you yu zhi", "yi yao ge ming:sheng wu xue, Yi liao ji ren lei ji yin de tu po", "ren lei jiao tong:shang tian ru shui zhi hou hai jiang chu xian shen me", "di qiu sheng wu:sheng ming de hun ling yu qi ji"deng.
Subjects: Wei lai xue, Yan jiu .