Assertion: leap year's day | /r/HasProperty | required by earth
Facets:
value: to complete a single orbit
type: PURPOSE
Source sentences:
text: During non-leap years, aka common years – like 2019 – the calendar doesn’t take into account the extra quarter of a day actually required by Earth to complete a single orbit around the sun.
text: So, during non-leap years, the calendar doesn’t account for the extra quarter of a day that would be required by Earth to complete a single orbit around the sun.