Parser for Valid and Invalid Dates
[AllDates - ValidDates] @-> �[ID � ... �]�
,
ValidDates @-> �[VD � ... �]�
Today is [VD Tuesday, July 25, 2000],
not [ID Tuesday, July 26, 2000].
valid date
invalid date
2688 states,
20439 arcs
*slide courtesy of L. Karttunen
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