Assertion: chin's poetry | /r/HasProperty | produced
Facets:
value: during the period
type: TEMPORAL
Source sentences:
text: Many records of poetry, as well as other writings, were lost when the Tang capital of Changan was damaged by war in the eighth and ninth centuries, so that while more than 50,000 Tang poems survive (more than any earlier period in Chinese history), this still likely represents only a small portion of the poetry that was actually produced during the period.