Assertion: leap year | /r/HasProperty | introduced by julius caesar
Facets:
Source sentences:
text: Leap years and the Julian calendar which eventually led to the Gregorian calendar, were introduced by Julius Caesar.
text: The leap year and leap day was first introduced by Julius Caesar, the famous leader of the Roman Republic, who also invented the Julian calendar.
text: The first leap years were introduced by Julius Caesar over 2000 years ago.