"Hugo Kaufmann (1868–1919) was a 19th/20th-century German sculptor who created many public statues and memorials. He was also a competent artist in oils but is less known in this field." - (en.wikipedia.org 11.08.2021)
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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.)