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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