Assertion: sangam literature | /r/HasProperty | fallen into oblivion
Facets:
value: for much
type: TEMPORAL
Source sentences:
text: The Sangam literature had fallen into oblivion for much of the 2nd millennium of the common era, but were preserved by and rediscovered in the monasteries of Hinduism, particularly those related to Shaivism near Kumbhakonam, by the colonial era scholars in late 19th century.