"Otto of Freising (Latin: Otto Frisingensis; c. 1114 – 22 September 1158) was a German churchman and chronicler. He was Otto I Bishop of Freising as from 1138." - (en.wikipedia.org 13.01.2022)
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(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)