Rule "missing apostrophe in 'International Workers Day'"

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Description:	missing apostrophe in 'International Workers Day'
Message:	It appears that a possessive apostrophe is missing, if you mean the legal holiday International Workers' Day.
Category:	Possible Typo (ID: TYPOS)
Link:	https://en.wikipedia.org/wiki/International_Workers%27_Day
Incorrect sentences that this rule can detect:	Schools are closed during International Workers Day. Correction suggestion: International Workers' Day
Pattern:	Show XML · Show in Rule Editor
Check the following text against just this rule:
ID:	INTERNATIONAL_WORKERS_DAY_APOSTROPHE [1]
Version:	6.5-SNAPSHOT (2024-04-19 22:33:07 +0200)