Assertion: mound's remain | /r/AtLocation | an 8 by 12 foot vault
Facets:
value: on the top of the mound
type: LOCATION
Source sentences:
text: We know that 25-30 years later another important personage died and his remains were placed in an 8 by 12 foot vault on the top of the mound when it was approximately 35 feet high.