Assertion: church nave | /r/HasProperty | open
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: the Mass. Following the exposition of the doctrine of transubstantiation at the fourth Lateran Council of 1215, clergy were required to ensure that the reserved sacrament was to be kept protected from irreverent access or abuse; and accordingly some form of permanent screen came to be seen as essential, as the parish nave was commonly kept open and used for a wide range of secular purposes.