an Entity references as follows:
The Bishopric of Ösel–Wiek (Estonian: Saare-Lääne piiskopkond; German: Bistum Ösel–Wiek; Low German: Bisdom Ösel–Wiek; contemporary Latin: Ecclesia Osiliensis) was a Roman Catholic diocese and semi-independent prince-bishopric (part of Terra Mariana, i.e. Livonia) in the Holy Roman Empire, covering what are now Saare, Hiiu, Lääne counties and the western part of Pärnu county of Estonia.