"Frederick of Blankenheim (c. 1355 – Castle Ter Horst (Loenen), 9 October 1423) was bishop of Strasbourg from 1375 to 1393 as Friedrich II, and bishop of Utrecht from 1393 to 1423 as Frederik III." - (en.wikipedia.org 31.01.2020)
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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.)