Assertion: minster's history | /r/HasProperty | obscure
Facets:
value: until the 10th century
type: TEMPORAL
Source sentences:
text: The history of the body of clergy attached to the cathedral church is obscure, and in each case local considerations affected its development, however the main features were more or less common to all.
text: The history of the cathedral is obscure until the 10th century since different invaders took over the city and the Minster.