Question: Best known as a singer of Franz Schubert's Lieder, this german performer released productions with the German record label founded by whom?
Sentence (from "Dietrich Fischer-Dieskau"): Dietrich Fischer-Dieskau (28 May 192518 May 2012) was a German lyric baritone and conductor of classical music, one of the most famous Lieder (art song) performers of the post-war period, best known as a singer of Franz Schubert's Lieder, particularly ""Winterreise"" of which his recordings with accompanist Gerald Moore and Jörg Demus are still critically acclaimed half a century after their release.
Relevant evidence: Yes