Assertion: period | /r/HasProperty | due to start
Facets:
Source sentences:
text: The best way to say whether you are ovulating or not is calculating when your next period is due to start, and then counting 12 to 14 days back.
text: The best way to say whether you are ovulating or not is calculating when your next period is due to start, and then counting 12 to 14 days back.