Assertion: calendar | /r/HasProperty | reformed
Facets:
Source sentences:
text: However, because the calendar was reformed and adjusted countless times over the centuries, the term essentially denotes a series of evolving calendar systems, whose structures are partly unknown and vary quite a bit.
text: Egyptologists believe the early Egyptians created the calendar more than 5,000 years ago and the calendar was eventually reformed; organizations and festival planners in Egypt continue to use it still today.