Assertion: mausoleum's entrance | /r/HasProperty | pierced through north-eastern wall
Facets:
value: above the external ground level
type: LOCATION
value: during the 10th century
type: TEMPORAL
Source sentences:
text: During the 10th century, an entrance was pierced through the north-eastern wall, some way above the external ground level, and steps from the north and from the east were built up to it (one set of steps for entering, the other for leaving).