Description
Master Class Band 13 Tigran Petrosian Staunton \r\n4 Mar del Plata Variation: \r\n4 Mar del Plata Variation: 9 Nd2 the book's level of difficulty increases he lost the title to Boris Spassky Petrosian remained one of the best players in the world for a long time and took part in the fight for the world championship several times