Putting the argumentative perspective under discussion - QUD vs argumentative goals -- Perspective and the Self in Experiential Attitude Reports -- Negation and information structure in Tree-Wrapping Grammar -- Towards a Theory of Anaphoric Binding in Event Semantics -- Matrix and Relative Weak Crossover on the Level of the Individual: An Experimental Investigation -- Additivity in Attention Semantics -- Extending Abstract Categorial Grammars with Feature Structures: Theory and Practice -- An Overt Operator Associating with Covert Focus: An Even-Like Semantics for Mandarin Geng -- Internal Reading and Reciprocity -- Dot-to-dot semantic representation -- Intonational meaning at the limits of grammar -- Comparing Degree-Based and Argumentative Analyses of Even -- Appositive Projection as Implicit Context Extension in Dependent Type Semantics -- On the semantics of dependencies: relative clauses and open clausal complements -- Semantics of Propositional Attitudes in Type-Theory of Algorithms -- A structured witness approach to pair-list answers of wh-questions with plural definites -- Two Places where We Need Plug-negation in Update Semantics: Symmetrical Presupposition Filtering and Exclusive Disjunction -- Topology and Justified True Belief: A Baseless, Evidence-Free (and Pointless) Approach -- Semantic-Pragmatic Account of Syntactic Structures.

This book constitutes the refereed post-conference proceedings of the 20th International Conference, LENLS20, held in Osaka, Japan, during November 18-20, 2023. The 19 full papers presented were carefully reviewed and selected from 46 submissions. The conference aims to cover the topics at the Intersection of Language and logic, and so Centers Around Linguistics, both Theoretical and Computational; Logic; Philosophy; and other sorts of Formal Approaches to these topics such as Game Theory.