This is the revision history for _last_thursday_date in <freenode.net:##NULL>

factoid_idsubjectcopulapredicateauthornamespace
13501 _last_thursday_date is `eval use DateTime;my $dt=DateTime->now();$dt=$dt->subtract(days=>($dt->day_of_week-4)%7); $dt->ymd!
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simcop2387 <*:##NULL>