"Alfred Roller (2 October 1864 – 21 June 1935) was an Austrian painter, graphic designer, and set designer. His wife was Mileva Roller and they were members of the Viennese Secession movement." - (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.)