Assertion: gregorian chant | /r/AtLocation | monastic life
Facets:
Source sentences:
text: Gregorian chant originated in Monastic life, in which singing the 'Divine Service' nine times a day at the proper hours was upheld according to the Rule of St. Benedict.
text: Gregorian chant originated in monastic life, in which celebrating the 'Divine Office' eight times a day at the proper hours was upheld according to the Rule of St. Benedict.