Robert_Hübner
Robert Hübner (born November 6, 1948) is a German chess grandmaster, chess writer, and papyrologist. He was one of the world's leading players in the 1970s and early 1980s.
Vague or ambiguous time from August 2019
Robert Hübner (born November 6, 1948) is a German chess grandmaster, chess writer, and papyrologist. He was one of the world's leading players in the 1970s and early 1980s.