Using answer set programming to answer complex queries Chitta Baral author Michael Gelfond author Richard Scherl author 2004-may 2 - may 7 text Proceedings of the Workshop on Pragmatics of Question Answering at HLT-NAACL 2004 Association for Computational Linguistics Boston, Massachusetts, USA conference publication baral-etal-2004-using https://aclanthology.org/W04-2503/ 2004-may 2 - may 7 17 22