Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Skills and Principles of the sport. Biographies and pictures

A must-have for any beginning wrestler. step by step guidelines to important principles of amateur wrestling. Basic skills and principles to the sport are taught. Lists many helpful body exercises to improve wrestling skills. Also contains brief biographies of pioneers in the sport here in America, such as Gotch, Hackenschmidt, and Gable. Has pictures of different variations of wrestling, such as NCAA tournaments and Indian wrestling to belt wrsetling and Greco-Roman meets.