Assertion: leap year's day | /r/HasProperty | added at the end of february
Facets:
value: to extend it
type: PURPOSE
value: in a leap year
type: TEMPORAL
value: to extend the month
type: PURPOSE
Source sentences:
text: This particular year sees an extra day added at the end of February, an event that happens once every four years and is known as leap day - February 29 was added to the calendar in leap years as a corrective measure, because the Earth orbits around the sun in 365 days and six hours and not precisely in 365 days.
text: In a leap year, an extra day is added to the end of February to extend the month to 29 days and the year to 366.
text: an extra day is added onto the end of February to extend it to 29, and the year to 366 days long.
text: An extra day is added every four years at the end of February, so it has 29 days instead of 28.
text: In a leap year, the extra day is added at the end of February, giving it 29 days instead of 28.
text: An extra day is added every four years at the end of February, so it has 29 days instead of 28.
text: Leap years are years where an additional day is added to the end of February.
text: An extra day is added to the end of February every four years in order to account for the solar system's disparity with the calendar.
text: A leap year, where an extra day is added to the end of February every four years , is down to the Gregorian calendar's disparity with the solar system.
text: an extra day is added onto the end of February to extend it to 29, and the year to 366 days long.