Assertion: volcano's crater | /r/HasProperty | a meeting place
Facets:
Source sentences:
text: There have been intermittent archeological excavations here with the most recent occurring in 2010 sponsored by INAH which found artifacts dating from the Epi-Classic (650-900 AD) and Post-Classic (900-1200 AD) periods and showed that the crater was a meeting place for astronomer priests to predict the growing season.