Assertion: delta's channel | /r/HasProperty | active
Facets:
value: after 3354-3201 cal
type: TEMPORAL
Source sentences:
text: This shows that the channel was active after 3354-3201 cal.
text: The results demonstrate that the channel was active after 3383-3158 cal.
text: This demonstrates that the channel was active between 2142-1560 cal.