Vlada Baranova (NRU HSE / ILS RAS, Saint Petersburg), Maksim Fedotov (ILS RAS / NRU HSE, Saint Petersburg): Caritive marker -SƏr and other means of expressing absence in Chuvash. Talk at the “Caritive constructions in the languages of the world” conference (Online / Institute for Linguistic Studies, St. Petersburg, 30 November – 2 December 2020).