1 Introduction.- Part I: Grammar and cognition.- 2 Language and cognition.- 3 Semantic role elaboration.- 4 Notes on methodology.- Part II: Valency.- 5 Valency.- 6 The limits of valency.- 7 Assignment by default.- 8 Thematic potential.- 9 Prototypes and prototype rules.- 10 ETRs and semantic roles.- Part III: Descriptive application.- 11 What is a Patient?.- 12 Experiencer, Theme, Goal, and Patient.- 13 Case studies.- 14 Apology of the lexicon.-...