"Sigrid Kressmann-Zschach (1929–1990) was a German architect, businesswoman and entrepreneur. Her best known works are the Ku´Damm Karrée and Steglitzer Kreisel buildings in Berlin." - (en.wikipedia.org 01.02.2020)
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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.)