an Entity references as follows:
Symphonie No. 8 / Mahler, comp.; Cheryl Studer, S (Una poenitentium); Sylvia McNair, S (Magna peccatrix); Andrea Rost, S (Mater Gloriosa),... [et al.]; Rundfunkchor, Berlin, Prager Philharmonischer Chor, Tölzer Knabenchor; Berliner Philharmoniker; Claudio Abbado, dir.