Question: When did Henry I Of Jawor's father die?
Sentence (from "Bolko I the Strict"): Bolko I the Strict also known as the Raw or of Jawor( or Srogi or Jaworski; 1252/56 – 9 November 1301), was a Duke of Lwówek( Löwenberg) during 1278 – 81( with his brother as co-ruler) and Jawor( Jauer) since 1278( with his brother as co-ruler until 1281), sole Duke of Lwówek since 1286, Duke of Świdnica- Ziębice since 1291.
Relevant evidence: Yes