Disambiguation evidence for Old East Slavic via surface form

"Ruthenian (Chancery Slavonic)"


As object (1)

Triples where some other subject referred to this entity as "Ruthenian (Chancery Slavonic)".

Poland-Lithuania in the early modern period hasOfficialLanguage
"Ruthenian (Chancery Slavonic)"
↳ resolves to Old East Slavic