sentences:  Lipnitsky achieved victories over most of the top Soviet players of his era during his peak years from 1948–56, including Paul Keres, Vasily Smyslov, Tigran Petrosian, Alexander Kotov, Yuri Averbakh, Igor Bondarevsky, Mark Taimanov, Efim Geller, Semyon Furman, Lev Aronin, Alexei Suetin, Ilya Kan, and Evgeny Vasiukov, among others.He had a wide opening repertoire with both colours, and his style was positional in nature, with tactics not dominating, but flowing from the situation.Isaac was а son of Oscar (d. 1975) and Sima (d. 1958) and had one brother (Don).