"Beatrice I (1143 – 15 November 1184) was Countess of Burgundy from 1148 until her death, and was also Holy Roman Empress by marriage to Frederick ...
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Barbarossa. She was crowned empress by Antipope Paschal III in Rome on 1 August 1167, and as Queen of Burgundy at Vienne in August 1178." - (en.wikipedia.org 28.09.2019)
