Assertion: shaped mound | /r/HasProperty | placed
Facets:
value: often
type: TEMPORAL
Source sentences:
text: In terms of positioning, some mounds may have had celestial alignments although with certainty bird mounds were placed in such a way as to suggest that they were flying up or down a hillside, and animal mounds were often placed so as to suggest animals walking along natural landform as well such as a ridge or hillside.