... be integrated into a formal, and in particular, a computational analysis of discou~? The natural alternative to a syntactic definition is a semantic one 6. and the approach to se, manties which ... represented as a set of situation-types. initially containing at least the speaker, the addressee, and the mutual knowledge of speaker and addressee that they arc in a discourse situation. Any utterance ... constativeiy) at the beginning of an interaction cannot count as a operation on a situation-type, as no situation- type of the diseoum: text then exists, and the name John alone cannot create...