Paper: Structure Of Sentence And Inferencing In Question Answering

ACL ID E83-1004
Title Structure Of Sentence And Inferencing In Question Answering
Venue Annual Meeting of The European Chapter of The Association of Computational Linguistics
Session Main Conference
Year 1983

In the present paper we characterize in more detail some of the aspects of a question answering system using as its starting point the underlying structure of sentences (which with some approaches can be identified with the level of meaning or of logical form). First of all, the criteria are described that are used to identify the elementary units of under- ~ ing structure and the operations con- oining them into complex units (Sect.l), then the main types of ~n~ts and operations resulting from an empirical investigation on the basis of the criteria are register- ed (Sect.2), and finally the rules of in- ference, accounting for the relevant aspects of the relationship between ling- uistic and cognitive structures are illustrated ~Secto3). I. A system of natural language understanding may g...