Luka Szucsich is a professor of East Slavic linguistics at the Department of Slavic and Hungarian Studies of the Humboldt University of Berlin. Agnes Kim works as a research assistant in the Special Research Programme (SFB) "German in Austria" at the Department of Slavonic Studies of the University of Vienna. Uliana Yazhinova is a researcher assistant for East Slavic linguistics at the Department of Slavic and Hungarian studies of the Humboldt University of Berlin.