Assertion: calendar's day | /r/HasProperty | important
Facets:
value: in cultures
type: LOCATION
value: often
type: TEMPORAL
Source sentences:
text: In the post-classic Aztec calendar the 20 days called veintenas in Spanish and meztli, meaning moon in Nahuatl, were also important.
text: In cultures that traditionally or currently use calendars other than the Gregorian, New Year's Day is often also an important celebration.