Assertion: mound | /r/HasProperty | destroyed
Facets:
value: by grading earth
type: MANNER
Source sentences:
text: Many mounds were destroyed by people grading earth surrounding their houses or what would become the foundations of houses.
text: These include mounds that are still visible (we refer to these as “extant”), and mounds thought to be destroyed, or at least no longer visible above ground.
text: Why were mounds destroyed or changed?