Question: Do Georgi Mladenov and Marek Sobieski have the same nationality?
Sentence (from "Marek Sobieski"): He was a courtier from 1577, a Royal Court Chorąży (chorąży nadworny królewski) from 1581, a castellan of Lublin from 1597, and a voivode of Lublin Voivodeship from c. 1597/98.
Relevant evidence: No