User talk:Agenzen
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Negation as failure
Hi, FYI: Negation as failure. Cheers. History2007 (talk) 18:06, 17 July 2010 (UTC)
From Wikipedia, the free encyclopedia
Hi, FYI: Negation as failure. Cheers. History2007 (talk) 18:06, 17 July 2010 (UTC)