Assertion: mound | /r/CapableOf | describe all date
Facets:
value: herein
type: LOCATION
value: to the last two cultural periods
type: TEMPORAL
Source sentences:
text: To date, no mounds of the Archaic period (7000 to 1000 B.C.) have been positively identified in Mississippi; the mounds described herein all date to the last two cultural periods.