Question: When did Vladislaus Ii, Duke And King Of Bohemia's mother die?
Sentence (from "Richeza of Berg"): Richeza of Berg (– 27 September 1125) was Duchess of Bohemia from 1111 to 1117 and again from 1120 until 1125, by her marriage with the Přemyslid duke Vladislav I.
Relevant evidence: Yes